| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 417410100 |
Electric or magnetic motor
| 1695 |
| 417375000 |
Fluid motor
| 255 |
| 417352000 |
Motor within rotary pumping member
| 85 |
| 417364000 |
Internal-combustion engine
| 81 |
| 417366000 |
Including means utilizing pump fluid for augmenting cooling, lubricating, sealing, or cleaning of motor
| 79 |
| 417374000 |
Including manual, mechanical, or diverse drive
| 53 |
| 417363000 |
Resiliently mounted pump or motor
| 31 |
| 417372000 |
Interrelated or common lubricating or cooling means for pump and motor
| 28 |
| 417360000 |
Including means for facilitating assembly or disassembly of pump to or from motor or fixed support
| 25 |
| 417330000 |
Tide or wave motor
| 18 |
| 417334000 |
Fluid current motor
| 13 |
| 417362000 |
Pump and motor interconnected by endless flexible transmission element
| 13 |
| 417322000 |
Magnetostrictive chamber
| 13 |
| 417365000 |
Axial thrust balancing means for rotary pump and motor
| 13 |
| 417355000 |
Pump within rotary working member
| 10 |
| 417338000 |
Relatively movable pumping members driven by relatively movable working members
| 9 |
| 417328000 |
Spring or weight motor
| 9 |
| 417349000 |
Common pump and motor chamber
| 6 |
| 417359000 |
Adjustable motor and pump rotor unit or relatively adjustable aligned pump and motor rotary shafts | 5 |
| 20090136367 | Air compressor - Provided is an air compressor that can keep good alignment between pulleys | 05-28-2009 |
| 20090191069 | ADJUSTABLE MOTOR BASE FOR AN HVAC&R BLOWER MOTOR - An HVAC&R system including a blower system having a vertical motor adjustment is provided. The HVAC&R system includes a cooling unit, a heating unit, an air conditioning unit, and a blower unit. The blower unit includes a blower assembly having a fan unit within a fan unit support frame. A motor attached to a height adjustable motor base is attached to a top surface of the fan unit support frame. | 07-30-2009 |
| 20130315754 | OSCILLATING FAN WITH BUILT-IN PULL-TYPE CONTROL SWITCH - An oscillating fan with built-in pull-type control switch includes a housing defining a receiving space having a front open end; a driving motor mounted to the front open end of the receiving space and having a first rotary shaft; a blade assembly mounted to the first rotary shaft; at least one pull switch having a selector mounted in the housing and an actuator extended through and located outside the housing; and a control box provided in the receiving space to electrically connect to the driving motor and every pull switch. The actuator includes a pull string having an end connected to the selector and another end hung from the housing by a predetermined length, allowing a user to control the oscillation of the fan via the pull string. Since most fan components are integrated in the housing, the fan occupies only reduced space and is more practical for use. | 11-28-2013 |
| 20140056735 | VACUUM PUMP - A vacuum pump includes a rotating body having a rotation side exhaust function portion and a rotor shaft, a stationary side exhaust function portion, a lubricated ball bearing for supporting the rotor shaft, a motor for rotating and driving the rotating body, and a first labyrinth seal provided between a space in which a motor stator of the motor is arranged and a space in which the lubricated ball bearing is arranged. | 02-27-2014 |
| 20140205477 | CENTRIFUGAL PUMP, A SHAFT THEREFOR AND A SLEEVE FOR COUPLING THE SHAFT OF A CENTRIFUGAL PUMP TO A SHAFT OF A DRIVE MOTOR - The present invention relates to a centrifugal pump, especially to a close coupled centrifugal pump. The centrifugal pump ( | 07-24-2014 |
| 417326000 |
Including means for selectively varying motor speed or rotary motor direction | 4 |
| 20100054964 | Rotating Speed Adjustment Circuit and Related Control System for a Heat Dissipation Fan - A rotating speed adjustment circuit for a heat dissipation fan includes a first node, a second node, a reception end for receiving a first control signal, a first resistor coupled to a voltage source and the first node, a second resistor coupled to the first node and the second node, a third resistor coupled to the second node and a ground end, a capacitor coupled to the first node and the ground end, a transistor coupled to the reception end, the second node and the ground end, an oscillator for generating an oscillating signal, and a comparator for comparing a signal of the first node and the oscillating signal, so as to output a second control signal to control a rotating speed of the heat dissipation fan. | 03-04-2010 |
| 20140050599 | SPROCKET-DRIVEN AIR PUMP - The air pump is installed on the frame of a bicycle which utilizes the sprocket of the bicycle as the power source. The air pump contains a cylinder member, a transmission member, and a positioning member. The positioning and transmission members are connected to the cylinder member. The positioning member allows the adjustment and positioning of the cylinder member along the bicycle frame so that the cylinder member can be engaged by a front sprocket of the bicycle. The transmission member contains a shaft and a gear. The shaft has one end connected to the cylinder member and another end connected to the gear. When a rider rotates the front sprocket, the rotational power is delivered to the gear and then to the shaft of the transmission member, which in turn drives the cylinder member to pump air for inflation. | 02-20-2014 |
| 20140186197 | FAN ASSEMBLY HAVING MULTIPLE CENTRIFUGAL FANS IN MECHANICAL CONNECTION WITH A PLANETARY GEAR SYSTEM - The fan assembly having multiple centrifugal fans in mechanical connection with a planetary gear system is a novel improvement to the field of fans, and which includes at least two centrifugal fans that are in mechanical connection with a single drive source. A planetary gear system connects the centrifugal fans to the single drive source such that all centrifugal fans work in concert. The assembly includes a housing that is constructed of a first portion positioned atop and able to rotate with respect to a second portion. The ability of the first portion to rotate with respect to the second portion enables the first portion where the centrifugal fans to rotate 360 degrees. The first portion includes partitions, which isolate each centrifugal fans from one another. | 07-03-2014 |
| 20150308441 | HOUSEHOLD FAN VARYING INTENSITY OF AIRFLOW TO FEEL LIKE A NATURAL BREEZE - A household fan for providing the feel of a natural breeze includes a motorized impeller for providing airflow, a controller, an interface, and a breeze setting. The controller is coupled to the motorized impeller for changing one or more characteristics of the airflow. The interface is in communication with the controller for receiving human instructions for the controller. The breeze setting may be selected by way of the interface and implemented via the controller to operate the motorized impeller. The breeze setting varies at least one of the characteristics of the airflow, where one of the characteristics varied via the breeze setting is intensity of the airflow that is output by the motorized impeller. | 10-29-2015 |
| 417373000 |
With means to prevent heat transfer between pump and motor | 3 |
| 20110081262 | MOTOR-DIRECTLY CONNECTED COMPRESSOR UNIT - To provide a motor-directly connected compressor unit which is equipped with a cooling means for suppressing the heating of the compressor and is easy to transfer without upsizing the compressor unit in size or weight, the compressor unit is configured such that a sirocco fan | 04-07-2011 |
| 20130216405 | CRYOGENIC PUMP FOR LIQUEFIED GASES - A cryogenic pump for liquefied gases is provided, which shortens precooling time, has a small loss of cryogenic liquefied gas, excels in pump efficiency, and is advantageous in cost. A motor | 08-22-2013 |
| 20160115823 | TURBINE HOUSING OF AN EXHAUST-GAS TURBOCHARGER - A turbine housing ( | 04-28-2016 |
| 417357000 |
Pump fluid communicates with sealed chamber containing armature | 3 |
| 20130064695 | FLUID PUMP HAVING WATERPROOF STRUCTURE - Provided is a fluid pump including: first and second housings that are mutually coupled; a support, shaft that is fixed to the second housing; an impeller that is accommodated in the first housing to thus pump fluid; a stator that is fixed to the second housing; a first rotor that is placed inside the second housing, rotatably supported on the support shaft, and is placed facing one side of the stator; and a second rotor that is fixed to the impeller, rotatably supported on the support shaft, and is placed facing the other side of the stator. The fluid pump employs an axial type brushless direct-current (BLDC) motor as a drive motor for driving an impeller, to thus realize a slim structure, and is formed to have the stator of the motor buried in the housing, to thus improve waterproof performance of the motor. | 03-14-2013 |
| 20130136628 | ELECTRIC WATER PUMP - An electric water pump, which can not only ensure more reliable waterproof and cooling performance, provides enhanced durability and operational reliability, and is able to reduce the number of parts and has a more compact structure, compared to the conventional technique. | 05-30-2013 |
| 20130142677 | PURIFICATION SYSTEM - A system and method is provided for filtration and purification of a liquid. A purification system can be used for filtration and purification of water. A system can include a raw water treatment system, an ultra filtration system, a reverse osmosis purification system, and a solar power system. A purification system can include hardware and controls for decreasing energy use and system inefficiency by monitoring and controlling temperatures of individual components, of the system, or of the purified liquid. A purification system can include a wetted ground and ground monitoring system control or improve the effectiveness of a ground. | 06-06-2013 |
| 417348000 |
Common rotary pumping and fluid motor working member | 2 |
| 20110236232 | AIR COMPRESSION DEVICE - An air compression device is applied in an air compressor. A rotatable pressure regulating disk and a valve are disposed in a rotor set. When external air enters an air chamber in the rotor set, the air is exhausted after being compressed through rotation of a first rotor and a second rotor. When the two rotors compress the air, a user may control the pressure regulating disk to rotate to advance or postpone exhaust of the air from the valve, so as to change an exhaust pressure in the air chamber to adjust an exhaust volume output by the rotor set. An adjustable air intake disk may further be added, so that timing adjustment can be performed during both air intake and exhaust. | 09-29-2011 |
| 20120164005 | MOTOR COMPRESSOR UNIT WITH TORSIONALLY FLEXIBLE COUPLING PLACED IN A HOLLOW SHAFT OF THE COMPRESSOR - A motor compressor unit ( | 06-28-2012 |
| 417350000 |
Motor rotor intermediate coaxial pump rotors | 2 |
| 20120134856 | Series-Connected Motor Unit and a Fan utilizing the same - A series-connected motor unit includes a first motor, a second motor and a separation member. The first motor has a first circuit board and the second motor has a second circuit board. The separation member has a first face and a second face opposite to the first face, wherein the first face abuts against the first circuit board and the second face abuts against the second circuit board. | 05-31-2012 |
| 20160160865 | SIDE CHANNEL BLOWER, ESPECIALLY FOR A VEHICLE HEATER - A side channel blower includes a housing ( | 06-09-2016 |
| 417361000 |
Pump and motor unitarily adjustable relative to fixed support | 2 |
| 20080240943 | AIR PUMP - An air pump has a bracket, a motor, a transmission device and pneumatic cylinder assembly. The bracket is formed from sheet metal and has a backplate, two side plates formed on the backplate and two top plates formed respectively on the side plates. The motor is mounted on the transmission device. The transmission device is mounted on the bracket and is connected to the motor. The pneumatic cylinder assembly is mounted on the bracket and is connected to the transmission device. The bracket formed from sheet metal is light and has a low cost. | 10-02-2008 |
| 20120183416 | Metered Pump Stand - A metered pump system periodically pumps measured amounts of chemical or biological material into a septic or sewage system. The metered pump system includes a metered pump stand having a main panel with first and second sides, a top edge, a bottom edge, and a pair of side edges. A pair of feet extends from the first side of the main panel near the bottom edge. An upper flange extends from the second side of the main panel near the top edge. A metered pump may be attached to the first side of the main panel. The upper flange of the metered pump stand is disposed above a portion of a material container that supplies chemical or biological material to the metered pump. The disclosed metered pump system is customizable by interchanging components while using the same metered pump stand. | 07-19-2012 |
| 417327000 |
Reaction motor | 1 |
| 20080304979 | Reaction Drive Energy Transfer Device - A fluid energy transfer device, including a chamber for receiving a fluid, at least a portion of the chamber comprising a movable portion relative to another portion of the chamber, the movable portion being adapted to change the volume of the chamber from a first volume to a second volume by movement of the movable portion. The device further includes a bender actuator attached to the movable portion, wherein the bender actuator is at least one of (i) connected directly to the movable portion and (ii) linked to the movable portion, to form a bender-movable portion assembly, wherein the bender is effectively not connected and effectively not linked to any other component of the device other than the movable portion, and wherein the bender-movable portion assembly is adapted to move substantially only due to oscillation of the bender at a drive frequency. | 12-11-2008 |
| 417351000 |
Pump rotor intermediate coaxial motor rotors | 1 |
| 20140205475 | DUAL MOTOR PUMP FOR SUBSEA APPLICATION - An apparatus includes a pump having a pump drive shaft for operating the pump, a first motor connected via a first flexible coupling to drive one end of the shaft and a second motor connected via a second flexible coupling to drive the opposite end of the shaft. The apparatus also includes a variable speed drive connecting each of the first and second motors electrically to drive the pump drive shaft. | 07-24-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080206076 | Vertical Pump Arrangement - In one aspect, a pump having a pump module and a motor module includes a support member that substantially supports a weight of the motor module and uncouples the pump module from the weight of the motor module. | 08-28-2008 |
| 20080253905 | Molten Metal Pump - A molten metal pump includes an impeller, a pump base housing at least partially enclosing the impeller, a shaft connected to the impeller, a motor connected to the shaft, a motor mount plate for supporting the motor; and a post for connecting the motor mount plate to the pump base housing. The molten metal pump can include a connector that connects the post to the motor mount plate. The molten metal pump can include a socket for connecting the shaft to the motor. The shaft can comprise an assembly including an elongated metal rod having a first end and a second end and a metal non-circular drive member attached at the second end of the elongated metal rod. The impeller can include a cap member having a plurality of generally polygonally shaped inlet openings communicating with internal passages of the impeller, each inlet opening having an inner wall and an outer wall, the outer wall being longer than the inner wall, each inlet opening also including a leading wall and a trailing wall, the leading wall and the trailing wall each interconnecting the inner wall and the outer wall and each being inclined such that an uppermost edge of each wall precedes a lowermost edge of each wall in a first rotational direction. | 10-16-2008 |
| 20080253906 | Magnetically sequenced pneumatic motor - A pneumatic motor having a piston and a magnetically actuated valve. The magnetically actuated valve may be adjacent the piston and, in some embodiments, include a spool valve. | 10-16-2008 |
| 20080317611 | Adapter Plate in a Pump of a Beverage System - A beverage system includes a pump that draws a set amount of a flavored concentrate into a mixing chamber for mixing with water to form a beverage. A pump head includes a piston opening that receives a piston and a water port that defines a water flow path. The pump head includes protrusions. An adapter plate includes a piston opening that receives the piston and a water opening that receives the water port of the pump head. The adapter plate includes depressions. When the adapter plate is installed in the pump, the piston opening of the adapter plate and the piston opening of the pump head align, and the water port of the pump head is received in the water opening of the adapter plate. The protrusions of the pump heads are received in the depressions of the adapter plate, aligning the pump head and the adapter plate. | 12-25-2008 |
| 20090104051 | Guide device for blowers - A blower includes an adjusting device connected to the air outlet of the case unit and the adjusting device includes a fixed plate, a rotatable plate which is rotatably connected to the fixed plate. The fixed plate includes two first apertures and the rotatable plate includes two second apertures. The rotatable plate is rotated to adjust a size of communication of the first and second apertures so as to control the volume of air that is sucked into the blower. | 04-23-2009 |
| 20090116978 | REFRIGERANT COMPRESSOR - The invention concerns a refrigerant compressor ( | 05-07-2009 |
| 20090155096 | HEAT EXCHANGER - Systems, methods, and devices are disclosed, including a heat exchanger having a manifold with a coolant inlet and a coolant outlet and a plurality of tubes with interiors fluidly connected to the manifold. In some embodiments, the plurality of tubes and the manifold are configured to fit within a bonnet of a compressor. | 06-18-2009 |
| 20090162216 | FEED PUMP AND MODULAR PUMP SYSTEM - The invention relates to a feed pump for supplying lubricant to at least one lubricating point, with at least one driving module and at least one pump module. Each driving module and each pump module is selected from a modular system which comprises a plurality of driving modules and/or a plurality of pump modules which each have at least one connecting region. In this case, the connecting regions are matched to one another in such a manner that the at least one driving module can be exchanged for at least one further driving module and/or the at least one pump module can be exchanged for at least one further pump module. | 06-25-2009 |
| 20090208351 | Device with a drum with a drive motor mounted therein - The invention relates to a device for driving a drum ( | 08-20-2009 |
| 20090220359 | COMPRESSOR ASSEMBLY - A compressor assembly includes a support plate and a plurality of components mounted on the support plate via mechanical connections. The plurality of components includes at least a drive and a compressor for compressing air, the compressor being driven by the drive. The assembly also includes at least one line integrated into the support plate and selected ones of the mechanical connections. The line provides at least one of a fluidic connection and an electrical connection between at least two of the plurality of components. | 09-03-2009 |
| 20090238701 | Compressor having a piston received on a gas bearing - A compressor includes a working chamber in which a piston for compressing a gas can be displaced, a piston disposed in the working chamber, an inlet connection communicated with the working chamber, the inlet connection guiding a gas to the working chamber; an outlet connection communicated with the working chamber, the piston being displaceable within the working chamber to displace gas from working chamber via the outlet connection; a plurality of openings in a wall of the working chamber, the openings being communicated with the outlet connection for permitting gas flow from the outlet connection back to the working chamber, the openings being respectively covered and uncovered by the piston as the piston moves within the working chamber; and a particle filter arranged in a flow path of the gas between the inlet connection and the outlet connection. | 09-24-2009 |
| 20090285698 | DIAPHRAGM PUMP - A pump is provided including a housing and a plurality of diaphragm assemblies radially disposed within the housing, each diaphragm assembly of the plurality of diaphragm assemblies including a diaphragm. A drive element is configured to be eccentrically coupled to a rotating shaft motor to actuate the diaphragm for each of the plurality of diaphragm assemblies to draw fluid into or expel fluid from the diaphragm assembly. The drive element includes a first member and a plurality of second members, each second member of the plurality of second members being movably secured to the first member and disposed between the first member and the diaphragm of each of the plurality of diaphragm assemblies. During actuation of each diaphragm of the plurality of diaphragm assemblies, the corresponding first member and second member provide a continuously rigid radial coupling with the diaphragm. | 11-19-2009 |
| 20100014994 | SUPPORT OF A PUMP DRIVE WHEEL ON THE SIDE OF THE STARTING COMPONENT WITH AN OFF-AXIS PUMP ARRANGEMENT IN AN AUTOMATIC TRANSMISSION - A support for a pump drive wheel ( | 01-21-2010 |
| 20100068079 | SUPPLY PUMP, IN PARTICULAR FOR SUPPLYING DIESEL FUEL, WITH IMPROVED BEARING OF THE DRIVE SHAFT - The present invention relates to a delivery pump, in particular for delivering diesel fuel into a high-pressure accumulator. The pump has a housing and a drive shaft which is accommodated in the latter and is mounted by at least one sliding bearing arrangement such that it can rotate about a drive shaft axis. The sliding bearing arrangement is formed by a bearing bore and a bearing shaft section which extends through the latter. The sliding bearing arrangement has a bearing play which extends in the radial direction between the bearing shaft section and the bearing bore and has a smaller value in the bearing center than at at least one bearing edge. A delivery pump for delivering diesel fuel is therefore provided which has a low-wear sliding bearing arrangement. | 03-18-2010 |
| 20100111720 | HIGH DISPLACEMENT AIR PUMP - The prior art has used pitched blades attached to a stationary motor normally electric to move air within the confines of a structure or room. The preferred invention incorporates a series of solid discs. The discs are affixed to a stationary electric motor and thus rotate around a central axis. The discs are equally spaced and centrally perforated in a manner that will allow air to flow in high volumes through the perforations and pass along the discs thus exiting symmetrically between each disc perpendicularly to the flow of air that is at its entrance. | 05-06-2010 |
| 20100111721 | DUAL PISTON PUMP ASSEMBLY WITH ANTI-ROTATION GUIDE RAILS - A dual piston-pump apparatus is provided having a pump chassis that includes a pair of spaced-apart, elongated piston bores, and a lead screw shaft. This shaft includes a motor driven end, and another portion thereof rotatably mounted to the chassis for rotation about a screw rotational axis. A piston drive member threadably cooperates with the lead screw shaft for selective reciprocating movement longitudinally along the screw rotational axis thereof between a first position and a second position. The drive member includes a pair of spaced-apart piston shafts, each piston shaft of which includes a respective piston head slideably received in a respective piston bore of the chassis. As the drive member is driven along the screw shaft between the first position and the second position, each piston head is simultaneously reciprocated between a dispensing condition and an aspiration condition. An anti-rotation device cooperates between the pump chassis and the drive member to substantially prevent rotational displacement of the drive member relative to the pump chassis and about the screw rotational axis during rotational motion of the screw shaft. | 05-06-2010 |
| 20100158712 | COMPRESSOR WITH DUAL OUTBOARD SUPPORT BEARINGS - A compressor includes a motor having a rotor mounted to a free end of a crank shaft and a stator in a motor housing, and a bearing assembly supporting the crank shaft on the crank shaft housing adjacent the motor housing. The bearing assembly includes a bearing housing mounted to the crank shaft housing and including a bore; and a pair of spaced bearings mounted in the bore of the bearing housing and receiving the crank shaft. The space between the bearings is selected to allow the free end of the crank shaft to deform in synchronization with the movement of the stator and maintain a gap between the rotor and stator over the operating range of the motor. | 06-24-2010 |
| 20100172768 | Oil Pump with Improved Structure - An oil pump with improved structure comprises a motor casing, a motor cap, and an oil pump. The motor cap comprises a through hole, and is used for the enclosure of a motor in cooperation with the motor casing. The interior of the motor is assemblingly provided with a rotating shaft passing at one end thereof through the through hole of the motor cap and an oil pump joint. The oil pump comprises the oil pump joint, a cap body, and a rotor, the oil pump joint is projectingly provided on and integratedly formed with the motor cap. The rotor of the oil pump is assemblingly provided on the rotating shaft of the motor. In this case, neither the need for the connection or additional manufacture and assembly of a rotating shaft of the oil pump, nor the problem resulted from the interconnection may occur. Moreover, the concentricity may be assured, and the cost may be reduced significantly as well. | 07-08-2010 |
| 20100209263 | MODULAR FLUID PUMP WITH CARTRIDGE - A modular fluid pump including: a pump motor that provides a motor force, a sealed housing cartridge removably coupled to the pump motor, wherein the housing cartridge is interchangeable with a replacement housing cartridge, a frame enclosed in the housing cartridge and having a plurality of rollers arranged on the frame, a drive coupling means for transmitting the motor force from the pump motor to the frame thereby inducing rotation of the frame, and a fluid conduit, wrapped under tension around at least one of the plurality of rollers, that facilitates fluid flow from an inlet region of the fluid conduit to an outlet region of the fluid conduit. Rotation of the frame causes the plurality of rollers to compress the fluid conduit at subsequent intervals, thereby driving fluid to the outlet region with a peristaltic movement. | 08-19-2010 |
| 20100215517 | Hydraulic Pump Unit, Hydraulic Pump Set, and Working Vehicle - There is provided a working vehicle having first and second hydraulic pump units operatively driven by a driving source and arranged away to each other in a width direction of the vehicle. In the working vehicle, each of the first and second hydraulic pump units includes a pump body; a port block formed with an oil passage for supplying/discharging an operating fluid to/from said pump body; a pump case connected to the port block so as to define a pump body accommodating space for surrounding the pump body; and a pump shaft for rotatably driving the pump body, the pump shaft having an input end operatively connected to said driving source. A drain port for opening the pump body accommodating space outward and a charge suction port for drawing in an oil from an oil tank in order to supply a charge oil to a hydraulic circuit fluidly connecting with the corresponding hydraulic motor unit are provided respectively in first and second assemblies formed by the corresponding pump case and port block. The drain port is provided on a wall surface other than an opposing wall surface facing each other of the wall surfaces of said first and second assemblies when arranging the first and second assemblies so that the input ends of each pump shaft are directed in the same direction. | 08-26-2010 |
| 20100221127 | Main Coolant Pump - An engine pump assembly ( | 09-02-2010 |
| 20100239439 | ENGINE DRIVEN PUMP DISCONNECT MECHANISM - An engine driven pump includes a drive apparatus that is assisted into the disengaged condition prior to disconnect by the ported pressure in the pump. A spring-biased actuator assembly is fluidly connected to a depressure valve of the pump, and along with its spring bias, urges a yoke into a disengaged position to disengage the gear faces of the mechanism. A trigger link held by a solenoid plunger normally retains the yoke in an engaged position. A drive socket can be accessed to return the yoke, and hence the gear faces, into the engaged position. The pump can be disengaged under command during flight or when the aircraft is on the ground, and can only be re-engaged when the aircraft is on the ground. The drive apparatus has few rotating components to reduce rotational inertia; and is enclosed within a housing with no exposed components with all parts continually lubricated. | 09-23-2010 |
| 20100247340 | FOOD CENTRIFUGAL PUMP FORMED BY STAMPING AND WELDING - A food centrifugal pump formed by stamping and welding, comprising a pump casing and a cover mounted therein, an impeller, a shaft and a motor provided on the outer side of the casing, wherein the impeller is mounted on the shaft and driven to rotate by the motor; the pump casing is provided with an inlet pipe and an outlet pipe; the impeller have a structure of half-opened type and consists of blades, a hub and a back cover plate, the front end of the blade is close to the inner side of the axial plane of the pump casing, and there is an end face seal formed therebetween; the pump casing is formed by stamping a single metal plate, the outer side of the axial plane of which is provided with an inlet pipe bracket used to support the inlet pipe, the end of which is connected to the outer side of the pump casing, the other end of which is nestedly connected to the inlet pipe and fixed thereon. The manufacturing process of the food centrifugal pump is simple and convenient, its cost is low, its flow rate capability is high, and the inside of the pump casing is clean. | 09-30-2010 |
| 20100247341 | IRRIGATION AID - A irrigation aid for a water harvesting device comprising: a housing; at least one inlet incorporated into one side of the housing; an outlet incorporated into the housing and adapted to attach to at least one irrigation line; and a transfer mechanism adapted to transfer water from the at least one inlet through the housing to the outlet. The transfer mechanism may include a plurality of fins to direct the water received from a rainwater tank through the inlet and transfer mechanism to the outlet and irrigation lines. The irrigation aid may further include a level measuring device and may further include either pressured water line water or solar cells to drive the transfer mechanism. | 09-30-2010 |
| 20100266428 | PROPELLER FAN - A propeller fan includes a hub | 10-21-2010 |
| 20100278661 | VALVE COVER ASSEMBLY - A method and apparatus for sealing an opening of a fluid manifold is provided. A grooved sealing member, having compliant members disposed in the grooves, is seated in the opening. A retention member is coupled to the fluid manifold by tensile members such as bolts. One or more compression members fit between the retention member and the sealing member, and a cap fits over the sealing member to secure the one or more compression members. The cap is fastened to the sealing member. When pressure is applied inside the fluid manifold, the force generated thereby is transmitted by the sealing member through the one or more compression members, and the retention member, to the tensile members, which absorb and equalize the force around the sealing member. | 11-04-2010 |
| 20100303646 | Non-Dilution Blower Apparatus for High Efficiency Water Heater - A blower housing of novel two-piece construction is comprised of first and second housing parts of stamped or drawn sheet metal that are attached together. The two-piece construction provides the housing with two interior portions separated by an interior wall. The interior wall has an opening that is spaced from the aligned exhaust opening of the heater and the output opening of the housing. This creates a winding exhaust gas flow path through the blower housing. The interior wall is also provided with a recessed cavity that receives a portion of a fan rotated by a motor supported by the blower housing. Positioning of at least a portion of the fan in the cavity reduces the overall height dimension of the blower housing and facilitates the retrofitting of the blower housing between an existing exhaust opening of a heater and an axially aligned flue pipe. | 12-02-2010 |
| 20100322792 | Blower - A blower has an air channel housing that defines an air channel therein, the air channel housing having an air outlet extending therefrom. A plurality of air blades are positioned inside the air channel housing, and positioned horizontally with respect to a surface on which the blower is supported. A base seat is positioned below the air channel housing, the base seat having a side wall, with an air inlet provided in the side wall. A motor is positioned in the base seat and has a shaft that extends through the air channel housing to be coupled to the air blades. | 12-23-2010 |
| 20100329900 | Pump for Pumping Fluids - A pump is disclosed which has a housing with a upper end and a lower end. A conduit is defined through the housing between the upper and the lower ends. The pump includes an impeller within the housing, an inlet from the conduit to the impeller and an outlet from the impeller. Portions of the impeller may be distributed around the conduit. The pump may also include a motor coupled to the impeller. Portions of motor may also be distributed around the conduit. The outlet from the impeller may be independent of the conduit. | 12-30-2010 |
| 20110020149 | AIR PUMP FOR INFLATABLE ARTICLE - An air pump for an inflatable article has a housing and a blower, a switch assembly and an air valve mounted in the housing. The switch assembly has a slider and a driving device sliding the slider and the air valve to switch operating modes of the air pump. Thus, the air pump inflates or deflates the inflatable article or maintains or fine-tunes the air pressure inside the inflatable article. Therefore, the first and second openings of the housing are disposed on the housing for connection to different kinds of inflatable articles and the airflow directly flows through the air pump so inflating and deflating the inflatable article is fast. | 01-27-2011 |
| 20110020150 | Hydraulically Driven Machine Improvement - A hydraulically driven diaphragm pumping machine comprises a plunger ( | 01-27-2011 |
| 20110033318 | Single Motor Multiple Pumps - A motorized pump assembly including a motor having a rotatable shaft, at least a first pump having a first impeller and a second pump having a second impeller, wherein the first pump and the second pump are connected to the motor through a rotatable shaft, and wherein the first impeller of the first pump is independently operable from the second impeller of the second pump. The first pump includes a first one-way bearing operatively driven by the rotatable shaft when the rotatable shaft is rotated in a first direction, while the second pump includes a second one-way bearing operatively driven by the rotatable shaft when the rotatable shaft is rotated in a second direction, wherein the second pump and the second one-way bearing are not operatively driven by the rotatable shaft when the rotatable shaft is rotated in the first direction, and wherein the first pump and the first one-way bearing are not operatively driven by the rotatable shaft when the rotatable shaft is rotated in the second direction. A method of dispensing multiple fluids is also described. | 02-10-2011 |
| 20110064591 | Comprehensive Control System for Mobile Pumping Apparatus - A control system for a pumping apparatus consisting of an engine-driven primary pump includes an intake pressure regulating system for maintaining the intake pressure above a preset low value, a discharge pressure regulating system for maintaining the discharge pressure below a preset maximum value, and a master controller for monitoring, recording, and controlling the intake and discharge pressure regulating systems and other components of the system. The discharge pressure regulating system includes a pump governor which varies the engine RPM and operates a relief valve in response to fluctuations in discharge pressure. The intake pressure regulating system includes a reserve tank that is automatically maintained at a preset level which determines the minimum intake pressure of the system. The system may also include a priming pump, foam tanks, foam pumps, bottled nonflammable gas, and an air compressor. | 03-17-2011 |
| 20110076164 | Air compressor having tilted piston - An air compressor includes a cylinder housing having an outlet tube and an inner peripheral surface, a piston slidably received in the cylinder housing and having a piston rod, the piston is tilted relative to a longitudinal or lateral axis T of the piston rod, and a motor is coupled to the piston for moving the piston relative to the cylinder housing in a reciprocating action in order to generate pressurized air. The piston rod is tilted relative to the longitudinal axis Z of the cylinder housing, and the piston is arranged to be perpendicular to the longitudinal axis Z and the inner peripheral surface of the cylinder housing when the piston is moved toward the outlet tube in a pumping stroke for effectively compressing and pumping the air in the cylinder housing. | 03-31-2011 |
| 20110076165 | DRIVE DEVICE - A drive device in which a driving force transfer mechanism is accommodated in a case that includes a main body portion having an opening portion and a cover portion attached to the opening portion, and the cover portion is provided with an oil pump. The drive device is configured with a pump cover attached to a case inner surface of the cover portion, which forms an inner surface of the case, such that the pump cover is accommodated in a case internal space surrounded by the main body portion and the cover portion. A pump chamber of the oil pump is formed by a recess that is formed in at least one of a mating surface of the cover portion and a mating surface of the pump cover in a bonding portion between the cover portion and the pump cover. | 03-31-2011 |
| 20110081258 | FAN AND MOTOR HAVING MULTIPLE INSULATORS WITH AN AXIALLY PROTRUDING CONDUCTOR PIN - In a motor, axially upper and lower end surfaces of the stator core are substantially covered by a first insulator and a second insulator, both of which are made of resin. A boss is arranged circumferentially between two neighboring teeth. Three bosses are arranged at three out of four positions defined between any two neighboring teeth. A conductor pin is inserted into each boss along an axial direction. The boss includes a hole extending axially upward from the axially lower end thereof, in which a conductor pin is fitted. An axially lower position of the conductor pin axially downwardly protrudes from the boss. The conductor pin is inserted into each of the notched portions arranged to the circuit board, and is soldered with the circuit board such that the conductor pin and the circuit board are electrically connected. | 04-07-2011 |
| 20110085924 | PUMP ASSEMBLY VIBRATION ABSORBER SYSTEM - The vibration of a pump assembly, comprising a prime mover, a multiplex fluid pump connected to a drive line, and a transmission connected to transfer torque from the prime mover to the drive line to reciprocate a plurality of plungers, and a source of harmonic excitation, is inhibited by coupling a counteracting resonant system to the pump assembly, wherein the counteracting resonant system has an oscillatory frequency matching the harmonic excitation source. Also disclosed are a pump assembly comprising the prime mover, the multiplex fluid pump, the drive line, the transmission, and the counteracting resonant system; and a pumping method comprising connecting the transmission to transfer torque from the prime mover to rotate the drive line, connecting the drive line to the multiplex fluid pump, and coupling and tuning the counteracting resonant system to the induced harmonic excitation. | 04-14-2011 |
| 20110085925 | SCROLL COMPRESSOR LUBRICATION SYSTEM - A lubricant metering system for a compressor may include a cap, a cap cage, and a shaft. The cap may include an outer surface, a first recess, and a first radial bore extending between the first recess and the outer surface. The cap cage may include a second recess receiving the cap and a lubricant inlet in communication with the first recess via the first radial bore. The shaft may be received within the first recess and may include an axially extending bore and a second radial bore extending between an outer diameter of the shaft and the axially extending bore. The shaft may be mounted for rotation relative to the cap to allow lubricant to flow into the axially extending bore via the first and second radial bores when the second radial bore is aligned with the first radial bore. | 04-14-2011 |
| 20110091336 | Compression Heater - The present invention, referred to as a Compression Heater, is used as a source of heat, and/or as a means of cooling. As the name of the invention implies, a means to compress an appropriately chosen and operatively contained liquid or gas is utilized such as to cause a working fluid to become heated to some applicable temperature. This rise in temperature is caused by molecular friction due to compression. The thusly heated working fluid can then be incorporated in many novel applications as will become apparent below and in the Preferred Embodiments. | 04-21-2011 |
| 20110097219 | ICE WATER PUMP - A water pump for pumping ice water is provided. The pump includes a motor assembly, a cover, and a tube. The motor assembly includes water pumping blades rotatably set at one end of the motor assembly. The motor assembly includes a water-resistant housing that is set outside and partially encloses the motor assembly. The cover is attached to an end of the water-resistant housing to enclose the motor assembly. The tube extends through the cover to communicate between inside and outside of the cover. Thus, when the pump is positioned in a tank containing ice water, air is allowed to freely flow through the tube between inside and outside of the cover to balance pressures between inside and outside of the pump so as to prevent cracking caused by thermal expansion and contraction from occurring in connection portions of the pump. | 04-28-2011 |
| 20110110799 | LIQUID PUMP - In a liquid pump, n sets of concavities are formed in an outer circumference of an impeller. In a case where an angle between an i | 05-12-2011 |
| 20110135511 | MOTOR STAND OF A PRIMARY MOTOR-DRIVEN PUMP UNIT OF A PRESSURIZED WATER NUCLEAR REACTOR - A motor stand of a primary motor-driven pump unit of a pressurized water nuclear reactor comprises an upper flange and fixing means suited to ensure the fixing of transverse holding means of the said primary motor-driven pump unit, the said primary motor-driven pump unit comprising an electric motor having a lower flange suited to be integrated with the said upper flange of the said motor stand. The motor stand is characterized in that the said fixing means comprise an annular element resting on the said upper flange of the said motor stand suited to be flanged between the said upper flange of the said motor stand and the said lower flange of the said motor, the said fixing means comprising at least one radial excrescence in which there is arranged a space suited to receive the said holding means. | 06-09-2011 |
| 20110171047 | REMOVABLE LOCKING COUPLING FOR SHAFT - An electrical submersible pump has a pump assembly joined to a seal section. The pump assembly shaft, which may experience upthrust axial forces, may joined to the seal section shaft by a detachable coupling. The detachable coupling may have splines on its inner diameter that engage splines on the outer diameters of the pump assembly shaft and the seal section shaft. The detachable coupling can be bolted to one of the shafts. Locking members, such as plates, can be inserted through slots on the coupling to engage a recess on one of the shafts. A retaining device, such as a sleeve, can be used to hold the locking members in place. | 07-14-2011 |
| 20110200462 | SEALED COMPRESSOR - A hermetic compressor includes a thrust ball bearing ( | 08-18-2011 |
| 20110211978 | IMMERSION MOTOR - An immersion motor includes a housing ( | 09-01-2011 |
| 20110217187 | MOTOR-FAN ASSEMBLY HAVING A TAPERED FAN WITH A CONCAVE UNDERSIDE - A motor-fan unit includes an end plate assembly, a motor assembly supported by the end plate assembly, and a shaft rotated by the motor assembly and extending through the end plate assembly. The fan assembly further includes a fan secured to the rotatable shaft which is supported by the end plate assembly. The fan includes a fan disc having a substantially frusto-conical shape, a fan ring having a substantially frusto-conical shape, and a plurality of vanes connecting the fan disc to the fan ring such that the frusto-conical shapes are substantially parallel to one another. A diffuser with a tapered fan side is also provided between the fan and the end plate assembly, wherein the tapered fan side is substantially parallel with the fan disc. | 09-08-2011 |
| 20110217188 | Extended Length Cutoff Blower - A blower assembly including a blower housing having a side wall with a first portion extending from the initial cutoff through an angle of at least 45° or more, the first portion having a radius which is substantially constant or which increases at a relatively small rate. The side wall additionally includes a second portion, extending from the end of the first portion to the outlet, which forms a continuous curve with the first portion and has an increasing radius which is increasing at a larger rate and has a rate of increase that is also increasing with housing angle. The shape of the side wall allows a reduction in the overall size of the blower housing for a given size of impeller. | 09-08-2011 |
| 20110229349 | FAN DEVICE FOR A VEHICLE - The invention relates to a fan device for a vehicle, the fan device comprising a regulating device and a motor for actuating a ventilation device of the fan device, characterized in that the fan device is designed such that the motor and the regulating device can be cooled by a common air flow of the ventilation device. | 09-22-2011 |
| 20110243762 | MOTOR-DRIVEN CENTRIFUGAL COMPRESSOR - A motor-driven centrifugal compressor includes a journal air bearing having a bump foil and a top foil for restraining a bearing shaft in a resting state and forming an air layer between the top foil and the bearing shaft in a rotating state. The top foil and the bump foil are fixed to an inner circumferential surface of a ring member, which is fixed to an inner circumferential surface of a first stationary holding member of the ring member. The first stationary holding member has a coolant water channel defined therein. The bearing shaft, the air layer, the top foil, the bump foil, and the coolant water channel are arranged in the order named along a normal direction. | 10-06-2011 |
| 20110274564 | Compressor unit - A compressor unit for vehicles having a motor ( | 11-10-2011 |
| 20110274565 | MODULAR BELLOWS WITH INSTRUMENTATION UMBILICAL CONDUIT FOR ELECTRICAL SUBMERSIBLE PUMP SYSTEM - An electrical submersible pumping (ESP) system for use in a wellbore having a pressure equalization system that employs modules with a bellows. The bellows axially expands and contracts in response to pressure fluctuations encountered in the wellbore. The modules are attachable in series on a lower end of a motor of the ESP to form the string, where the string can range from a single module to a multiplicity of modules, depending on the application. The bellows has a conduit axially inserted through the bellows that includes an umbilical and has an end in pressure communication with the motor. | 11-10-2011 |
| 20110286865 | HERMETIC COMPRESSOR - A compressor has a rotation shaft in a hermetic container, and first and second bearings to support the shaft in the container. A tolerance between the second bearing and the rotation shaft and a tolerance between the first bearing and the rotation shaft are different, so as to cause hydrodynamic lubrication to occur at one of the first or second bearings. | 11-24-2011 |
| 20110293445 | HERMETIC COMPRESSOR - A compressor has a rotational driver in a hermetic container, a rotational shaft coupled to the rotation driver, and a compression mechanism coupled to the rotational shaft to inhale and compress refrigerant. In addition, a first bearing fixed to the compression mechanism supports the rotational shaft, and a second bearing is separated from the first bearing on the rotational shaft. The gap between the shaft and the first bearing is set to control a gap between the shaft and the second bearing. | 12-01-2011 |
| 20110318200 | BLOWER FAN AND METHOD OF MANUFACTURING THE SAME - A blower fan includes a rotor arranged to rotate about a rotation axis together with a shaft, a stator arranged radially outward of the rotor and opposite the rotor, a motor support portion arranged to support the shaft through a bearing such that the shaft is rotatable, and an impeller arranged to rotate together with the shaft. The motor support portion includes a base portion, a bearing support portion arranged to support the bearing, and a stator support portion arranged to support the stator. Each of at least a portion of the bearing support portion which is in contact with the bearing and at least a portion of the stator support portion which is in contact with the stator is defined by a metallic member coupled to the base portion, which is made of a resin, preferably through, for example, insert molding. | 12-29-2011 |
| 20110318201 | Underwater Conveying Assembly with a Pump and with a Drive Device - The invention relates to an underwater conveying assembly with a pump ( | 12-29-2011 |
| 20120027628 | COMPRESSOR AND OXYGEN CONCENTRATOR - A compressor that generates compressed air by compressing raw air has a case section; a driving motor that is provided in the case section and that has an output shaft; head sections operated by the rotation of the output shaft of the driving motor and that suck and compress raw air to generate thereby compressed air; and a raw air intake section formed of a plurality of raw air intake holes for taking raw air into the case section and supplying the raw air to the head sections. | 02-02-2012 |
| 20120093665 | Light Weight Crankcase Casting for Compressor - A compressor, as well as a lightweight and strong casting for a compressor, are disclosed. The compressor, which may be a reciprocating compressor for use in compressing high-pressure refrigerants such as CO | 04-19-2012 |
| 20120100017 | CENTRIFUGAL COMPRESSOR UNIT - Centrifugal compressor unit ( | 04-26-2012 |
| 20120100018 | MAINTENANCE MACHINE FOR REFRIGERATION UNITS - For refrigeration units, maintenance machines are required that can receive and compress the refrigerant from the refrigeration unit. Furthermore, a vacuum pump is required, which is connected to the emptied lines and pumps out humidity and air. The maintenance machine according to the invention includes a motor that drives a compressor via a freewheel in one rotational direction. The same motor drives a vacuum pump via a second freewheel in the other rotational direction. The maintenance machine, which can perform two different functions, includes only one single motor. The machine is lightweight, so that it can be carried by the maintenance personnel. Furthermore, it is small and can be produced in a cost-effective manner. | 04-26-2012 |
| 20120107147 | Damping Compressor and Method for Generating Compressed Air by Damping a Relative Motion Between an Axle and a Chassis of a Vehicle - A damping compressor generates compressed air by damping a relative motion between an axle and a chassis of a vehicle. | 05-03-2012 |
| 20120107148 | Hermetic compressor - A hermetic compressor includes a drive unit to provide drive power for compression of a refrigerant, a shaft having a body portion coupled to the drive unit and an eccentric shaft portion provided at one end of the body portion to perform eccentric rotational motion, and a piston connected to the eccentric shaft portion via a connecting rod to perform rectilinear reciprocating motion. The connecting rod includes a shaft coupling portion provided at one end thereof for coupling with the shaft, the shaft coupling portion having a coupling hole into which the eccentric shaft portion is rotatably inserted, and a piston coupling portion provided at the other end thereof so as to be rotatably coupled into the piston. The coupling hole has an increasing diameter toward the body portion to ensure that the refrigerant is efficiently compressed even if the shaft is inclined. | 05-03-2012 |
| 20120141304 | Pump Housing for a Hydraulic Unit in a Motor Vehicle - A pump housing for a hydraulic unit in a motor vehicle, includes a body that is provided with openings for accommodating components of an associated pump. One of the external surfaces of the body is designed such that a motor can be mounted thereon. A cutting process is not used to machine the external surface for mounting the motor. | 06-07-2012 |
| 20120156063 | Fan Module - A fan module includes a housing and at leas one impeller. The housing includes first and second air channels. The housing further includes an axial air inlet in communication with the first air channel and a radial air inlet in communication with the second air channel. The housing further includes at least one radial air outlet in communication with the first and second air channels. The at least one impeller draws external air into the housing via the axial air inlet or the radial air inlet and expels air out of the housing via the at last one radial air outlet. By such an arrangement, external air can be guided into the fan module via different directions, providing enhanced cooling effect. | 06-21-2012 |
| 20120164003 | BLOWER FAN - A blower fan including a motor having a rotating shaft, a bracket, a fan housing having a cavity, a fan wheel, and fan blades. The motor is disposed on the fan housing via the bracket. An extended portion of the rotating shaft extends into the cavity of the fan housing and connects with the fan wheel. The fan blades are disposed on the rotating shaft and between the motor and the fan housing. On the casing of the motor is disposed with air vents. The bracket forms an annular side wall. A cavity is formed inside the annular side wall. The annular side wall is outfitted with air outlets which are connected with the cavity of the annular side wall and the fan blades are disposed in the cavity. | 06-28-2012 |
| 20120189469 | AIR COMPRESSOR - An air compressor with enhanced air compressing effect comprises a mounting chassis with a coupling aperture, a piston having a piston rod with a crankpin linking bore and a piston head with an air acting face, a cylinder having an air chamber with an inner top wall, and a driving mechanism including a motor having a shaft and a rotational crank cam with an eccentric crankpin. The coupling aperture on the mounting chassis is bias disposed relative to the axial line of the cylinder. Both of the air acting face on piston head and inner top wall in cylinder are configured into corresponding slant planar surface. The eccentric crankpin on the crank cam pivotally links the crankpin linking bore on the piston rod of the piston so that rotary motion of the crank cam is converted into linear reciprocating motion. Thus, air compressing effect is substantially enhanced. | 07-26-2012 |
| 20120189470 | COMPRESSOR - A compressor ( | 07-26-2012 |
| 20120201698 | Variable Speed Compressor - A compressor, as well as a lightweight and strong casting for a compressor, are disclosed. The compressor, which may be a reciprocating compressor for use in compressing high-pressure refrigerants such as CO | 08-09-2012 |
| 20120251348 | MOTOR-DRIVEN COMPRESSOR - A motor-driven compressor that suppresses the transmission of vibration and noise to the exterior. The motor-driven compressor includes a housing and a compressor mechanism and motor mechanism, which are arranged in the housing. The compressor mechanism draws refrigerant into the housing, compresses the refrigerant, and discharges the refrigerant from the housing. The motor mechanism actuates the compressor mechanism. The housing includes a first housing, in which the compressor mechanism and the motor mechanism are fixed, and a second housing, which includes a mounting portion that can be mounted to another member. An anti-vibration member is arranged between the first housing and the second housing. | 10-04-2012 |
| 20120288380 | PUMP-MOTOR ASSEMBLY - A pump-motor assembly includes a motor housing, a motor disposed substantially within the motor housing, and a pumping element driven by the motor. A pressurized region is filled with a fluid pressurized by the pumping element, and a fluid passage is in fluid communication with the pressurized region and the motor housing. Fluid flows from the pressurized region to the motor housing and at least partially submerges the motor. | 11-15-2012 |
| 20120294736 | Fluid Machine - Provided is a fluid machine which can be produced with a reduced weight and size at a reduced production cost. The fluid machine ( | 11-22-2012 |
| 20120315162 | Sealing Device For An Immersible Pump - Disclosed herein is an apparatus for an immersible pump. The apparatus can include a shaft for communicating with a motor. The shaft includes a first region having a first diameter, a second region having a second diameter that is less than the first diameter, and a tapering region between the two regions. A sleeve can be provided to receive the shaft. A sealing device includes a receiving area in which the tapering region is at least partially positionable to form a seal, and an abutment that is configured to form a seal with the sleeve and that is responsive to a force directed from the sleeve to enhance the seal with the tapering region. In some embodiments, the sealing device is provided with a circumferential outer wall for centering the sleeve about the shaft and/or for aligning the force with the abutment. | 12-13-2012 |
| 20130004343 | RECIPROCATING COMPRESSOR - Disclosed is a reciprocating compressor. A cylinder in which a piston makes a reciprocal movement is insertedly coupled to a cylinder part of a frame which fixes a stator of a reciprocating motor, and a collision preventing portion is formed in the cylinder to allow a piston connection portion to collide therewith. Thus, although the piston connection portion overstrokes, the piston connection portion prevent collision force from being transferred to the frame having the cylinder part, whereby a laminated state of the stator can be prevented from being distorted to prevent a degradation of efficiency of the motor, and thus, reliability and performance of the compressor can be enhanced. | 01-03-2013 |
| 20130017100 | MOTOR-DRIVEN COMPRESSORAANM OTA; TakayukiAACI Kariya-shiAACO JPAAGP OTA; Takayuki Kariya-shi JPAANM SUITOU; KenAACI Kariya-shiAACO JPAAGP SUITOU; Ken Kariya-shi JP - A motor-driven compressor includes an inner housing member that accommodates a compression mechanism and a motor mechanism in a sealed state. The motor-driven compressor also includes an outer housing member that accommodates the inner housing member and has attachment portions, which are fixed to a target through bolts. The inner housing member has a suction port for drawing refrigerant into the compression mechanism and a discharge port for discharging the refrigerant from the compression mechanism. A suction member and a discharge member, which are connected to the suction port and the discharge port, respectively, are fixed to the inner housing member. The outer housing member is formed of vibration-absorbing and heat-insulating material. The outer housing member is combined with the inner housing member such that the outer housing member accommodates the inner housing member and is held in a non-contact state with respect to the suction member and the discharge member. | 01-17-2013 |
| 20130034452 | DIAPHRAGM PUMP - A diaphragm pump includes a motor having a recess in an outer circumferential portion, a crank which rotates together with a motor output shaft, a driving member including a driving element which reciprocates in accordance with the crank rotation, and a diaphragm which forms a pump chamber which expands and contracts in accordance with the reciprocating driving element. The pump also includes a suction passage which draws a fluid into the pump chamber, a discharge passage which discharges the fluid, a suction valve formed in the suction passage to regulate a reverse flow of the fluid to the suction passage, a discharge valve formed in the discharge passage to regulate a reverse flow of the fluid to the pump chamber, and an elastically deformable cylindrical member which holds the diaphragm and includes a projection which engages with the recess of the motor. | 02-07-2013 |
| 20130034453 | FAN MOTOR, ON-VEHICLE AIR CONDITIONER USING THE FAN MOTOR, AND METHOD FOR ASSEMBLING FAN MOTOR - A fan motor includes a motor having a shaft, a fan, and a fan fixing section for rigidly connecting the fan to the shaft. The fan has a first mounting face for the fan to be integrated with the motor. The fan fixing section has a fan mounting plate mounted to an end of the shaft and including a second mounting face in a radial direction, and an elastic plate having elastic force. The first mounting face is connected to the second mounting face via the elastic plate. | 02-07-2013 |
| 20130064694 | COMPRESSOR FLANGE FOR SCREW-TYPE COMPRESSOR - A compressor flange for connecting a screw-type compressor to a drive, wherein the compressor flange has a central opening for receiving a shaft and/or a bearing and a first annular bearing face for bearing on a housing of the compressor and a second annular bearing face for bearing on a housing of the drive. The compressor flange also has axially and/or radially effective seals for forming a seal with respect to the compressor housing and/or the shaft, with the result that an open compressor housing can be closed off and sealed by insertion of the compressor flange. The device relates to a screw-type compressor with such a compressor flange. | 03-14-2013 |
| 20130078118 | SUB-FRAME INTEGRATION OF MOTOR-COMPRESSOR SYSTEMS - Apparatus and methods for supporting a compression system are provided. The apparatus includes a compressor support coupled to a compressor, and a motor support coupled to a motor, the motor and the compressor being stand-alone units and having a shaft extending therebetween. The apparatus also includes a subframe connector coupled to the compressor support and the motor support and configured to prevent radial and axial misalignment of the shaft. | 03-28-2013 |
| 20130115116 | RECIPROCATING COMPRESSOR - The present invention relates to a reciprocating compressor in which a cylinder of a compression unit is tightly fixed to a hermetic shell, and a stator of a reciprocating motor is fixed to the hermetic shell by a support spring consisting of a leaf spring, so as to reduce the gap between a compressor body and the hermetic shell and thus reduce the size of the compressor. In addition, the masses of the members of the reciprocating motor and of the compression unit, as well as the elasticity of the spring supporting the members, are properly adjusted to offset the force being applied to the hermetic shell, thereby minimizing the vibrations of the hermetic shell. Further, the relative velocity of the reciprocating motor increases such that the relative velocity of the reciprocating motor is faster than the relative velocity of the compression unit, thereby improving the efficiency of the motor. | 05-09-2013 |
| 20130164154 | ELASTOMER COMPOSITIONS WITH SILANE FUNCTIONALIZED SILICA AS REINFORCING FILLERS - Certain embodiments described herein are directed to silane functionalized fillers that may be, for example, covalently coupled to a polymer. In some examples, devices that include the filler reinforced polymer compositions are also described. | 06-27-2013 |
| 20130216404 | BLADELESS FAN STRUCTURE - A bladeless fan structure includes a driving member, a pipe member, and at least one air-pressure increasing area. The driving member has a shaft connected and extended through the pipe member, and a first space is formed between an inner surface of the pipe member and an outer surface of the shaft. The air-pressure area is provided on the inner surface of the pipe member or the outer surface of the shaft. The pipe member is provided with at least one opening communicating with the first space and the air-pressure increasing area. When the driving member drives the shaft to rotate in and relative to the pipe member, air in the first space is brought to flow and is compressed in a direction along the air-pressure increasing area to blow out of the pipe member via the opening to achieve the function of a bladeless fan. | 08-22-2013 |
| 20130230416 | SAFETY ARRANGEMENT FOR AN INTEGRATED HEATER, PUMP, AND MOTOR FOR AN APPLIANCE - Systems, methods, and apparatuses for providing a safety arrangement for an integrated heater, circulation pump, and motor for an appliance are provided. In an example safety arrangement, the circulation pump assembly includes a heater, a pump, and a motor integrated into a single unit. The circulation pump assembly defines a first end, a second opposite end, and a housing extending therebetween. The safety arrangement includes a hub configured to at least partially surround the first end of the circulation pump assembly and a first shield configured to at least partially surround the housing of the circulation pump assembly. The safety arrangement further includes a second shield configured to at least partially surround the housing of the circulation pump assembly. The hub, the first shield, and the second shield are configured to cooperate with one another to protect the circulation pump assembly from one or more hazardous conditions. | 09-05-2013 |
| 20130243619 | THRUST BEARING SHAFT FOR FAN - A thrust shaft for a fan has a shaft body with an enlarged disk adjacent one axial end to provide a rotating surface in a pair of thrust bearings. A first cylindrical portion extends from the disk in a first direction, and a second cylindrical portion extending from the disk in a second opposed direction. The second cylindrical portion has a hollow bore, and there are a plurality of holes extending through the second cylindrical portion to communicate an outer periphery with the bore. A ratio of the diameter of the bore to a diameter of the plurality of air holes is between 6.60 and 7.00. A ratio of an overall length of the second cylindrical portion, and a distance from a face of the enlarged disk to a center of the holes is between 14.4 and 15.2. A thrust bearing assembly, a fan, a cabin air supply system, and a method are also disclosed. | 09-19-2013 |
| 20130251550 | Compressor Baseplate With Stiffening Ribs for Increased Oil Volume and Rail Mounting Without Spacers - A compressor that includes a housing with a plurality of attached shell sections which define an internal volume of the compressor. In the housing, compressor bodies have respective surfaces which mutually engage. The compressor includes a drive unit disposed in the housing. The drive unit has a motor to provide a mechanical output on a drive shaft. The drive shaft drives one of the compressor bodies to facilitate relative movement for the compression of fluid. In an embodiment, the plurality of shell sections includes a base plate having an annular rib, which locates a tubular central shell section of the plurality of attached shell sections. | 09-26-2013 |
| 20130251551 | COMPRESSOR SHELL WITH MULTIPLE DIAMETERS - A scroll compressor that includes a shell and scroll compressor bodies disposed in the shell. The scroll bodies include a first scroll body and a second scroll body, where the first and second scroll bodies have respective bases and respective scroll ribs that project from the respective bases. The scroll ribs are configured to mutually engage, and the second scroll body is movable relative to the first scroll body for compressing fluid. A pilot ring engages a perimeter surface of the first scroll body to limit movement of the first scroll body in the radial direction. Further, the shell includes different inner diameters to facilitate press fitting a motor into the shell where the motor includes lubricant flow passages. | 09-26-2013 |
| 20130251552 | ENERGY EXTRACTION SYSTEM - An energy extraction system for a rotational surface including a drive mechanism having a rotational axis and configured to rotatably couple to the rotational surface and an energy extraction mechanism coupled to the drive mechanism. The drive mechanism includes a cam rotatable about the rotational axis and an eccentric mass coupled to the cam that offsets a center of mass of the drive mechanism from the rotational axis, the eccentric mass cooperatively formed by a first and a second section, the eccentric mass operable between a connected mode wherein the first and second sections are adjacent and a disconnected mode wherein the first and second sections are separated. The energy extraction mechanism is connected to the cam and is statically coupled to the rotating surface, wherein the energy extraction mechanism configured to extract energy from relative rotation between the energy extraction mechanism and the cam. | 09-26-2013 |
| 20130251553 | TIRE INFLATION SYSTEM - A tire inflation system including a drive mechanism having a rotational axis, a pump cavity positioned a radial distance away from the axis of rotation, and a force translator coupling the rotational axis to the pump cavity. The drive mechanism includes a cam comprising an arcuate bearing surface having a non-uniform curvature, the cam rotatable about the rotational axis, and an eccentric mass couple to the cam that offsets a center of mass of the drive mechanism from the rotational axis. The pump cavity is rotatably coupled to the cam, wherein the pump cavity includes an actuating element and a chamber. The force translator couples the arcuate bearing surface to the actuating element, wherein the force translator includes an axis having an arcuate position fixed to an arcuate position of the pump cavity. | 09-26-2013 |
| 20130259716 | BEARING APPARATUS AND BLOWER FAN - A bearing apparatus includes a bearing portion; a shaft; an upper thrust portion; a rotor cylindrical portion extending downward from an outer edge portion, and arranged radially outward of the bearing portion; and an annular seal cover fixed to an outer circumferential surface. A seal portion having a surface of lubricating oil defined therein is defined in a seal gap defined between an inner circumferential surface of the rotor cylindrical portion and an outer circumferential surface of the bearing portion. The seal cover includes a fixing portion fixed to the outer circumferential surface of the rotor cylindrical portion; and an inner flange portion extending radially inward from the fixing portion below a lower end portion of the rotor cylindrical portion, and having an inner circumferential portion arranged opposite to the outer circumferential surface of the bearing portion to define a vertical gap together with the outer circumferential surface. | 10-03-2013 |
| 20130343925 | COMPRESSOR AND VACUUM MACHINE - A compressor includes a motor; a piston reciprocating by the motor; a crankcase comprising a wall portion formed with a communication hole, and the crankcase housing the piston; a cylinder body secured to an internal surface of the wall portion, the cylinder body and the wall portion defining a chamber, a capacity of the chamber increasing or decreasing by reciprocating the piston; and a cylinder head secured to an outer surface of the wall portion, and the cylinder head and the wall portion defining a flow path communicated with the chamber through the communication hole. | 12-26-2013 |
| 20140030119 | FUEL PUMP - A fuel pump includes a housing, a pump section disposed within the housing on a first side thereof, a motor section disposed within the housing on a second side thereof and communicating with the pump section, and an upper body closing an end of the housing on the second side. A fuel chamber, into which fuel flows from the pump section through the motor section toward the second side of the housing, and a first branch fuel path, which is connected to the fuel chamber, are provided between the upper body and a motor. A discharge port is connected to the fuel chamber. A supply port is connected to the first branch fuel path, and the fuel in the fuel chamber is provided to the supply port through the first branch fuel path. | 01-30-2014 |
| 20140050598 | Extended Length Cutoff Blower - A blower assembly including a blower housing having a side wall with a first portion extending from the initial cutoff through an angle of at least 45° or more, the first portion having a radius which is substantially constant or which increases at a relatively small rate. The side wall additionally includes a second portion, extending from the end of the first portion to the outlet, which forms a continuous curve with the first portion and has an increasing radius which is increasing at a larger rate and has a rate of increase that is also increasing with housing angle. The shape of the side wall allows a reduction in the overall size of the blower housing for a given size of impeller. | 02-20-2014 |
| 20140056733 | VACUUM PUMP MOTOR AND VACUUM PUMP INCLUDING SAME - In order to provide a vacuum pump motor which is free from rotation imbalance, there is provided a vacuum pump motor | 02-27-2014 |
| 20140056734 | IMPELLER FOR CENTRIFUGAL PUMP AND CENTRIFUGAL PUMP OF VEHICLE WASHER DEVICE - An impeller for a centrifugal pump comprising a boss supported by a rotation shaft of a motor so as to be rotatable as a unit with the rotation shaft; and a plurality of blades that extend from the boss towards a radial direction outside of the boss, and that discharge liquid towards a leading end side thereof by rotating; wherein each blade comprises one side face that is a face on a first side in a rotation direction of the impeller and includes a projecting face that projects from a base end portion at a boss side of the one side face towards the first side in the rotation direction with respect to a line that connects the base end portion and a center of rotation of the blades. | 02-27-2014 |
| 20140119958 | Submersible Pump Apparatus - A submersible pump apparatus comprising a motor assembly, a pump assembly, and a plastic motor base. The motor assembly is either a canned motor assembly or a four inch motor assembly. The canned motor assembly is designed to prevent the immediate destruction of the submersible pump apparatus upon the occurrence of the breaching or leaking of the seals. The pump assembly is designed with either a single stage pump or double stage pump that utilizes a unique combination of propellers and intermediate flow straighteners, and driving mechanisms for the same. The plastic motor base is designed to accommodate attachment of either the canned motor assembly or the four inch motor assembly to the same pump assembly. | 05-01-2014 |
| 20140119959 | MINIATURE AIR PUMP - A miniature air pump includes a motor unit, a valve unit and a compression unit. The compression unit is driven by the motor unit to input or output airflows via the valve unit. The compression unit includes an air chamber module and a linkage rod. The air chamber module includes a plurality of compressible chambers and a plurality of resilient connection members, each resilient connection member is located on each compressible chamber. The linkage rod is connected with the motor unit and includes a central rod and multiple sleeves extending from the central rod. Each sleeve has a side cutout Each resilient connection members engages each sleeve via the side cutout such that the motor unit drives the air chamber module to be compressed or decompressed to input or output airflows via the valve unit. A longitudinal direction of die side cutout is m parallel with the central rod. | 05-01-2014 |
| 20140134010 | WATER-CONDUCTING HOUSEHOLD APPLIANCE - A water-conducting household appliance, in a particular dishwasher, comprising a motor-pump ( | 05-15-2014 |
| 20140205474 | HYDROGEN STORAGE CONTAINER - A hydrogen storage container that stores hydrogen gas using a hydrogen storage material capable of storing hydrogen gas includes: a hollow liner that stores the hydrogen gas and includes a liner opening portion into which the hydrogen gas is introduced; a hollow sub-tank disposed inside the liner to house the hydrogen storage material; a heat exchange pipe which is disposed inside the sub-tank and through which a heat exchange medium passes; a sub-tank support portion that supports an end portion of the sub-tank relative to the liner opening portion and supports an end portion of the heat exchange pipe; and a heat exchange medium passage that is formed to penetrate the sub-tank support portion and leads the heat exchange medium to the heat exchange pipe. | 07-24-2014 |
| 20140219833 | COMPRESSOR - A compressor includes a closed container housing a compression element driven by the shaft of a motor. The compression element includes a first and second bearings supporting first and second shaft portions, and at least one cylinder having at least one cylinder chamber disposed between the first and second bearings. At least one roller is fitted to the shaft in the at least one cylinder chamber. The first bearing is disposed closer to the motor than the second bearing. The first and second bearings have first and second annular grooves opened to the at least one cylinder chamber and first and second elastic portions provided in first and second opposing surfaces, respectively. A diameter of the second shaft portion is smaller than a diameter of the first shaft portion. A rigidity of the second elastic portion is smaller than a rigidity of the first elastic portion. | 08-07-2014 |
| 20140234135 | AIR COMPRESSOR HAVING ENLARGED COMPARTMENT FOR RECEIVING PRESSURIZED AIR - An air compressor includes a cylinder housing, an outlet receptacle disposed on the cylinder housing, and a partition formed between the cylinder housing and the outlet receptacle and having an air passage formed in the partition, a piston slidably received in the cylinder housing and coupled to a motor for moving relative to the cylinder housing in a reciprocating action in order to generate a pressurized air, and a spring-biased check valve engaged with the partition for selectively blocking the air passage of the partition, the outlet receptacle includes an inner diameter “D | 08-21-2014 |
| 20140255221 | WaterCraft Propulsion System and Method of Propelling a WaterCraft Through Water - A watercraft propulsion system includes a motor mounted in a container in a water-tight manner. A shaft extends from the motor through the bottom of the container to an impeller disposed in a housing outside the container. The impeller draws fluid into the housing through and opening on the back of the housing to propel a watercraft through the water. | 09-11-2014 |
| 20140271264 | Piston pump drive train anti-backlash - An anti-backlash nut assembly for a positive displacement pump assembly includes a two part nut assembly and a backing plate. A spring is disposed between the backing plate and the nut assembly so that the two nut components are pushed together thus biasing the threads together and educing or eliminating backlash. | 09-18-2014 |
| 20140271265 | PUMP SYSTEM AND METHOD HAVING A QUICK CHANGE MOTOR DRIVE - A precision pump system having a motor driver for accurately and repeatedly delivering process fluid, (e.g., photo chemicals) using a pumping fluid with minimal process fluid loss to a fabrication process and whereby the motor driver can be easily and quickly replaced without interrupting the fluid flow path. This is accomplished with the use of a process fluid reservoir and a pumping fluid reservoir that are associated with the pump, either integrated with the pump or closely adjacent. In addition, this precision pump system can be remotely monitored, viewed and controlled over the Internet. In addition, trapped process fluid within a downstream filtering block can be recirculated to the process fluid reservoir when trapped gas in the filter is removed. Furthermore, a nitrogen gas source is connected to the process fluid reservoir via a valve in case a need to insert a gas is required. | 09-18-2014 |
| 20140286800 | CENTRIFUGAL FAN AND AIR CONDITIONER HAVING THE SAME - An air blowing unit of an air conditioner includes a housing to guide suction and discharge of air, a centrifugal fan positioned inside the housing, and a motor to drive the centrifugal fan. The centrifugal fan includes a base coupled to a motor shaft coupled to the motor, a plurality of blades disposed spaced apart from each other in a circumferential direction of the base to guide air introduced in an axial direction of the base to the circumferential direction, a leading edge provided to the blades and arranged close to the motor shaft, a trailing edge provided to the blades and facing in an outer circumferential direction of the base, and at least one first blade of the blades, the leading edge of the first blade being shorter than the leading edge of the other blades. | 09-25-2014 |
| 20140322043 | RECIPROCATING COMPRESSOR - The present invention provides a reciprocating compressor that compresses a gas, including: a piston; a cylinder that includes a hole portion into which the piston is inserted so as to be movable in the axial direction in a reciprocating manner and includes a compression chamber which is formed in an area of the hole portion near a front end of the piston so that a gas is introduced into the compression chamber; a crank mechanism that drives the piston so that the gas introduced into the compression chamber is compressed by the piston; and a piston ring that is fitted to the outside of the piston and slides on an inner surface forming the hole portion of the cylinder, wherein a tapered portion is formed in an end, which is located near a base end of the piston, in the inner surface forming the hole portion of the cylinder. | 10-30-2014 |
| 20140348670 | SMART HYBRID ACTUATOR - A smart hybrid actuator includes: a body open at one side thereof and having a space portion formed at the inside thereof to reciprocate a piston thereinto, a flow path space portion formed in a wall thereof to flow hydraulic oil therealong, and a cover portion formed at the other side thereof, into which a rod hole is penetrated; a driving motor for driving a hydraulic pump positioned inside the body; the piston extended to the outside from the rod hole of the cover portion in such a manner as to be reciprocated inside the body in the lengthwise direction thereof; and the hydraulic pump provided inside the body and driven by the driving motor, wherein the wall of the body has an inner peripheral wall, and the flow path space portion is formed in the wall of the body. | 11-27-2014 |
| 20150010411 | BEARING MECHANISM, MOTOR, AND BLOWER FAN - In a bearing mechanism according to a preferred embodiment of the present invention, a seal portion in which a surface of a lubricating oil is located is defined in a seal gap defined between an outer circumferential surface of a first tubular portion and an inner circumferential surface of a second tubular portion. The first tubular portion includes, in an area where the outer circumferential surface of the first tubular portion is in contact with the lubricating oil, a maximum outside diameter portion at which the outside diameter of the first tubular portion is greatest, an annular shoulder portion including a surface facing toward the surface of the lubricating oil and at which the outside diameter is smaller than at the maximum outside diameter portion, and an inclined portion at which the outside diameter gradually decreases from the annular shoulder portion toward the surface of the lubricating oil. | 01-08-2015 |
| 20150071793 | REMOVABLE FEATURE TO AID IN ASSEMBLY, DISASSEMBLY, AND SERVICE OF A FAN, MOTOR, SHROUD - The present disclosure provides for a serviceable fan shroud motor support structure which provides a means to repair or replace individual components of the vehicle cooling module such as the fan motor or fan blades, without removing and dismantling the entire vehicle cooling module. The fan shroud motor support structure includes at least one removable spoke, which once removed, would provide access to the portion of the fan assembly requiring service or replacement. Once the repair or replacement is complete, they simply snap the previously removed spokes back into place in order to complete the repair. | 03-12-2015 |
| 20150093266 | HORIZONTAL PUMPING SYSTEM WITH BENT PLATE FRAME - A pumping system frame assembly for use in supporting a horizontal pumping system on a platform includes a central body assembly, a motor plate connected to the central body assembly and a plurality of platform support assemblies connected to the central support member. The central body assembly includes a central support member that has an upper face and a pair of side rails connected to the upper face. In particularly preferred embodiments, each of the pair of side rails extends downward from the upper face at approximately a 45 degree angle. | 04-02-2015 |
| 20150098843 | MECHANICAL SEAL WITH PFA BELLOWS - A mechanical seal has a stationary face and rotating assembly adjacent to the stationary face. The rotating assembly includes an upper bellows ring, a lower bellows ring and a runner between the lower bellows ring and the stationary face. A bellows extends between the upper bellows ring and the lower bellows ring. In preferred embodiments, the bellows is constructed from a perfluoroalkoxy polymer and is secured within the upper bellows ring and the lower bellows ring by a selected locking mechanism. The locking mechanism may include the use of crimp rings configured for a press fit engagement within the upper and lower bellows rings. Alternatively, the locking mechanism may employ locking rings configured for threaded engagement with the upper and lower bellows rings. | 04-09-2015 |
| 20150132157 | Plunger Pump, Plunger, and Method of Manufacturing Plunger Pump - A plunger pump includes a pump fluid end having a fluid chamber and a suction bore, discharge bore, and plunger bore in communication with the fluid chamber. A plunger is arranged to reciprocate into and out of the fluid chamber through the plunger bore. The plunger has a plunger body with an inner cavity and an insert disposed in the inner cavity such that the combined stiffness of the insert and plunger body is greater than the stiffness of the plunger body. A crank mechanism is coupled to the plunger and operable to reciprocate the plunger. | 05-14-2015 |
| 20150139828 | TWO PIECE IMPELLER CENTRIFUGAL PUMP - A two piece impeller centrifugal pump comprising two halves of an impeller facing each other within a volute, a housing having two sides, one side adjacent each impeller half and having an inlet and an outlet, a motor mounted on the housing, the motor driving both impeller halves, for pumping fluid or material from the inlet to the outlet, the housing and the impeller halves having a sealing surface where they contact each other, the centrifugal force of the impeller forcing the fluid or material outward, pushing the two impeller halves outward against the housing. | 05-21-2015 |
| 20160090974 | COMPRESSOR FOR PRODUCING A PRESSURE MEDIUM - In the case of a compressor for generating a pressure medium, in particular for dispensing a tire sealing agent from a vessel, wherein a piston ( | 03-31-2016 |
| 20170234323 | CENTRIFUGAL BLOWER WHEEL FOR HVACR APPLICATIONS | 08-17-2017 |
