SANDEN CORPORATION Patent applications |
Patent application number | Title | Published |
20150198178 | CENTRIFUGAL AIR BLOWER - There is provided a centrifugal air blower capable of effectively suppressing noise caused by the shapes of a tongue part and a bell mouth formed in a scroll casing. | 07-16-2015 |
20150155806 | Motor Control Device - A motor control device capable of executing a start mode that takes into consideration both the start performance with respect to a residual load and the life of a drive circuit is provided. A motor control device for executing a start mode in which a rotor is rotated by forced commutation control: stores a current value at the time when a stop command to a synchronous motor is issued; and decides, when a start command to the synchronous motor is issued after the issuance of the stop command, a target current value based on the stored current value in the start mode in response to the start command. | 06-04-2015 |
20150132153 | Variable Displacement Compressor - This variable displacement compressor comprises: a housing; a piston; a drive shaft rotatably supported by the housing; a rotor that rotates in unison with the drive shaft; a swash plate that rotates in synchronism with the rotation of the rotor connected via a connecting means; a conversion mechanism that converts the rotation of the swash plate into a reciprocating motion of the piston; and a pressure control valve that is capable of controlling the internal pressure of a crank chamber. The variable displacement compressor is characterized in that: the connecting means directly or indirectly connects a first arm projecting from the rotor and a second arm projecting from the swash plate; and the drive shaft is eccentrically inserted into a through-hole that is perforated through the swash plate. With this configuration, it is possible to provide a variable displacement compressor in which the behavior of the swash plate can be stabilized with a simple structure and in which the swash plate can be inclined smoothly. | 05-14-2015 |
20150129576 | Heating Device - Heating device includes: heater ( | 05-14-2015 |
20150122899 | Apparatus For Controlling In-Vehicle Heater - In order to perform overheating protection of a controller for water-heating heaters | 05-07-2015 |
20150064039 | FLUID MACHINE AND RANKINE CYCLE - A fluid machine includes: a first shaft; a compressor/expander fluid machine; a planetary gear mechanism having a sun gear connected to a second shaft rotating in synchronization with the compressor/expander fluid machine, a ring gear connected to the first shaft, a planetary gear, and a planetary carrier; a first clutch that locks/releases the planetary carrier and one of the ring gear and the sun gear; a second clutch that locks/releases the planetary carrier and the housing; a clutch control unit that controls locking/releasing of the first and second clutches depending on whether the compressor/expander fluid machine operates as an expander or a compressor. | 03-05-2015 |
20150053376 | VEHICLE INTERIOR HEAT EXCHANGER AND INTER-HEADER CONNECTING MEMBER OF VEHICLE INTERIOR HEAT EXCHANGER - Cooling performance is secured by reducing a compression loss when a high-pressure gas refrigerant is allowed to flow without heat exchange on cooling in a vehicle interior heat exchanger. In the vehicle interior heat exchanger, an upstream header and a downstream header are communicated and connected with the same end side of the refrigerant circulation tubes of an upstream tube group and a downstream tube group where the refrigerant circulation tubes are stacked. Internal spaces of the upstream header and the downstream header are communicated and connected with each other via communication holes in the boss portions of the connecting member. In the vehicle interior heat exchanger, the total opening area of the communication holes is set such that the percentage thereof, with respect to the total opening area of the channel on the uppermost stream side of the upstream tube group, is in the range of 38% to 93%. | 02-26-2015 |
20150023824 | Scroll-Type Expander And Fluid Machine Provided With Same - To provide a scroll-type expander having a relatively simple structure, small energy loss, and high durability and reliability. A pump-integrated expander | 01-22-2015 |
20140375157 | Electric Compressor - An electric compressor which compresses a coolant by driving a compression mechanism with a motor which is drive controlled by a drive circuit, said compressor being characterized by having a lead pin connected to a current output section of the drive circuit, and a connector which, by being mounted on the lead pin, can provide electrical continuity between the current output section of the drive circuit and a current input section of the motor, said connector being provided with a connector terminal which contacts the lead pin at the time of mounting on the lead pin, a connector housing which houses the connector terminal, a vacuum flow path that communicates the inside of the connector housing with the outside thereof, and a sealing member which provides a seal between the connector housing and the vacuum flow path. Thus, provided is a compressor which is easy to produce and for which it is possible to secure the electrical insulation properties of the interior of the compressor while homogenizing the internal pressure thereof. | 12-25-2014 |
20140373562 | VEHICLE AIR CONDITIONING APPARATUS - In a vehicle air conditioning apparatus, during a cooling operation, and a cooling and dehumidifying operation, a refrigerant flows through an outdoor heat exchanger, flows through a supercooling radiator, and then flows into a radiator to absorb heat. During a heating operation, the refrigerant flows through a heat exchanger and then is sucked into a compressor without passing through the supercooling radiator. During a first heating and dehumidifying operation, the refrigerant flows through another radiator, flows through the supercooling radiator, and then flows into another heat exchanger to absorb heat. | 12-25-2014 |
20140338382 | VEHICLE AIR CONDITIONING APPARATUS - A vehicle air conditioning apparatus includes an outdoor expansion valve controller configured to control an evaporating temperature of a refrigerant in a heat exchanger by regulating an opening of an outdoor expansion valve during a heating and dehumidifying operation, an evaporating temperature control valve provided in a refrigerant flow passage to an output side of the heat exchanger from which the refrigerant is discharged, and configured to control the evaporating temperature of the refrigerant in the heat exchanger by regulating an amount of the refrigerant flowing through the refrigerant flow passage, a temperature detector configured to detect a temperature of the refrigerant in the heat exchanger, and a control changer configured to change control of the evaporating temperature of the refrigerant in the heat exchanger from by regulating an opening of the outdoor expansion valve to by regulating an opening of the evaporating temperature control valve. | 11-20-2014 |
20140250889 | RANKINE CYCLE - A Rankine cycle includes a refrigerant pump, a heat exchanger, an expander and a condenser. The Rankine cycle further includes a clutch provided in a power transmission path extending from an engine to the refrigerant pump. Prior to the operation of the Rankine cycle and during the deceleration of the vehicle, the clutch is fastened and the refrigerant pump is driven with use of the vehicle inertia force. | 09-11-2014 |
20140250886 | Rankine Cycle - The Rankine cycle ( | 09-11-2014 |
20140245767 | Vehicle Air Conditioning Apparatus - A vehicle air conditioning apparatus can ensure that the temperature of the air supplied to the vehicle interior is a preset temperature by securing the quantity of heat release for the radiator during a cooling and dehumidifying operation. The valve opening of the condensing pressure regulating part of the first control valve is smaller when the calculated opening SW of the air mix damper is equal to or more than the predetermined value than when the opening SW is smaller than the predetermined value. Accordingly, when the quantity of heat release is not sufficient in the radiator, it is possible to increase the condensing pressure of the refrigerant in the radiator to raise the temperature of the refrigerant in the radiator. Consequently, it is possible to secure the amount of heating, and therefore to ensure that the temperature of the air supplies to the vehicle interior is a preset temperature. | 09-04-2014 |
20140202194 | Heat Exchange and Heat Pump System Using the Same - A heat exchanger includes a main core portion ( | 07-24-2014 |
20140197191 | VENDING MACHINE - There is provided a vending machine that prevents a commodity receptacle from being damaged and a commodity from slipping out thereof by a shock due to falling even if a commodity receptacle undergoes free fall without requiring a complicated structure for preventing the commodity receptacle from undergoing free fall. When it is detected that the fall velocity of a bucket | 07-17-2014 |
20140183995 | Vibration-Proof Structure For Electric Circuit Of Electric Compressor - A vibration-proof structure for an electric circuit for use in an inverter-integrated electric compressor can reduce cost and weight of the compressor and can have excellent productivity. The vibration-proof structure for the electric circuit of the electric compressor for use in a vehicle air conditioner, the compressor integrally including a motor for driving a compression mechanism and an electric circuit which controls drive of the motor, the structure being characterized in that an assembly | 07-03-2014 |
20140165567 | ENGINE-WASTE-HEAT UTILIZATION DEVICE - An engine-waste-heat utilization device includes a Rankine cycle with a heat exchanger that is configured to recover engine-waste-heat to refrigerant, an expander that is configured to generate power using the refrigerant coming out from the heat exchanger, a condenser that is configured to condense the refrigerant coming out from the expander and a refrigerant pump that is configured to supply the refrigerant coming out from the condenser to the heat exchanger by being driven by the expander, a power transmission mechanism (crank pulley, pump pulley, belt) that is configured to transmit surplus power to the engine when the expander has spare power even if the refrigerant pump is driven, a clutch that is configured to connect and disconnecting power transmission by the power transmission mechanism, and a case provided near a high-temperature part of the engine such that a shaft of the expander and that of the refrigerant pump are coaxially arranged, the clutch, the refrigerant pump and the expander are integrally housed in this order and the expander has a higher temperature than the clutch. | 06-19-2014 |
20140134034 | Fluid Machine - The present invention relates to a fluid machine. A pump integrated expander ( | 05-15-2014 |
20140064991 | WABBLE PLATE TYPE VARIABLE DISPLACEMENT COMPRESSOR - A wabble plate type variable displacement compressor has a wabble plate rotation preventing mechanism including an inner ring axially movable relative to a main shaft, an outer ring connected to the wobble plate, a plurality of balls placed between guide grooves of the inner and outer rings and performing power transmission, and a sleeve axially movably engaged with the inner ring, provided so as to be axially movable together with the inner ring. A shape differs between the axial cross-sectional profiles of substantially concave spherical surfaces formed respectively in the inner periphery of the outer ring and the outer periphery of the sleeve such that the closer to the axial opposite ends of the contact portion between both the surfaces the position is, the greater the clearance between these surfaces. Implementation of the wabble plate rotation preventing mechanism in such a compressor can provide excellent durability and silent performance. | 03-06-2014 |
20140049203 | Motor Control Device - The present invention relates to a motor control device provided with the function of detecting the rotor position of a synchronous motor in a sensor-less fashion. The motor control device previously stores a current phase β defined by the two parameters that are an induced voltage peak value Ep and the subtracted value (θe−θi) obtained by subtracting an induced voltage electrical angle θe from a current electrical angle θi, and based on the actual detected Ep, θi, and θe, selects β by referring to the β previously stored, and calculates the rotor position θm by subtracting the selected β from the actual detected θi. Then, in case of selecting β, the actual detected Ep and θe are corrected according to changes in the current flowing through the coil. As a result, a detection accuracy for the rotor position during a transition period is enhanced. | 02-20-2014 |
20130314016 | MOTOR CONTROL DEVICE - A motor control device includes feed-forward control means for detecting a change amount of a predetermined monitoring target, which is used for changing the number of revolutions of a motor without depending on revolution number detecting means, and correcting the number of revolutions recognized by a controller. | 11-28-2013 |
20130312442 | AIR CONDITIONING DEVICE FOR VEHICLE - A vehicle air conditioning apparatus is provided to prevent a frost from being formed on a heat exchanger under the condition that the outdoor temperature is low. During a heating and dehumidifying operation, the third solenoid valve | 11-28-2013 |
20130291577 | Air Conditioning Device for Vehicle - A vehicle air conditioning apparatus is provided that can extend the mileage of a vehicle by reducing the power consumed by the operation of a compressor and a heater. When a required quantity of heating Q_req is acquired, the minimum power sharing ratio between quantity of heat release Q_hpof a water-refrigerant heat exchanger 22 and quantity of heat release Q_htrof a water heater 32 is calculated, which allows the power consumption W_total to be minimized, and a compressor 21 and the water heater 32 is operated based on the result of the calculation. | 11-07-2013 |
20130284400 | Heat Exchanger - A heat exchanger includes a single refrigerant pipe ( | 10-31-2013 |
20130272903 | Refrigerant Compressor - In a cylinder head | 10-17-2013 |
20130209305 | SCROLL COMPRESSOR - A scroll compressor configured in such a manner that a back pressure chamber is formed on the back surface side of the movable scroll using an annular seal means, and pressurized fluid is introduced into the back pressure chamber through a pressure introduction hole. A thrust bearing member which is a separate member from the seal means and bears a thrust force acting toward the main bearing member from the bottom plate section side of the movable scroll is disposed between the back surface of the bottom plate section of the movable scroll and the front surface of the main bearing member which faces the back surface of the bottom plate section. The scroll compressor is configured in such a manner that the scroll compressor can satisfy the demand for more compactness and that a reduction in the durability and sealing function of the annular seal means can be minimized. | 08-15-2013 |
20130145792 | Air Conditioning System for Vehicles - Provided is an air conditioning system for vehicles, this air conditioning system being configured in such a way that it is possible to perform air conditioning for separate purposes, such as for cooling a driver, this type of air conditioning being extremely efficient in terms of energy, and that even if part of the air conditioning system is installed in a vehicle cabin, it is possible to meet requirements for securing a space in the vehicle cabin. The aforementioned air conditioning system for vehicles comprises a refrigeration circuit provided with a compressor, a condenser, an expansion means, and an evaporator, and is characterized in that the compressor and the condenser are disposed in an in-vehicle area outside the vehicle cabin, and that the expansion means and the evaporator are locally disposed in one or more selected specific regions in the vehicle cabin, preferably in such a way as to be incorporated into units. | 06-13-2013 |
20130104588 | Heat Exchanger | 05-02-2013 |
20130086932 | Vehicle Air-Conditioning Device, and Refrigerant Leakage Diagnosis Method for Vehicle Air-Conditioning Device - In a vehicle air-conditioning device, refrigerant leakage is diagnosed precisely without any restrictions from an operating condition of the air-conditioning device. When the operating condition of the vehicle air-conditioning device is stable, a threshold value Th for determination of refrigerant leakage is set based on an outlet pressure Pd and an inlet pressure Ps of a compressor. Furthermore, a volume flow Gr in that refrigerant pipe running from a condenser to an expansion valve through which the refrigerant circulates in a liquid state is detected. When it is determined that the volume flow Gr exceeds the threshold value Th for determination of refrigerant leakage, a diagnosis result (alarm) indicating that the refrigerant leaks is output. | 04-11-2013 |
20130068437 | Tube for Heat Exchanger, Heat Exchanger, and Method for Manufacturing Tube for Heat Exchanger - Provided is a tube for a heat exchanger in which drainage performance of the tube and the fin is improved while preventing the brazing failure. That is, provided is a tube ( | 03-21-2013 |
20130056992 | WASTE HEAT UTILIZATION SYSTEM FOR INTERNAL COMBUSTION ENGINE, AND MOTOR-GENERATOR DEVICE FOR USE IN THE SYSTEM - Either one of an inner rotor ( | 03-07-2013 |
20120312050 | VEHICULAR AIR CONDITIONER - A vehicular air conditioner in which a plurality of parts comprising a refrigerant circuit are integrally provided to reduce an occupying space and reduce the number of the parts and the number of assembling steps. | 12-13-2012 |
20120251343 | Control Valve and Variable Capacity Swash-Plate Type Compressor Provided with same - [Object of the Invention] An object of the present invention is to provide a control valve that accommodates a pressure sensitive unit in a solenoid unit and is of simple structure. | 10-04-2012 |
20120159108 | CONTROL DEVICE FOR A VENDING MACHINE - [PROBLEM TO BE SOLVED] | 06-21-2012 |
20120111003 | Waste Heat Utilization Device for Internal Combustion Engine - A Rankine cycle ( | 05-10-2012 |
20120087818 | Scroll Fluid Machine - Disclosed is a scroll fluid machine configured from inexpensive materials and provided with a rotation prevention mechanism with excellent durability. In the scroll fluid machine, a fixed scroll, the spiral body of which has been vertically disposed on one end surface of an endplate, and a movable scroll, the spiral body of which has been vertically disposed on one end surface of the endplate, are arranged eccentrically to and out of phase with each other such that the spiral bodies engage with each other and the movable scroll turns relative to the fixed scroll. The scroll fluid machine is characterized by being provided with a rotation prevention mechanism comprising a movable-side pin that protrudes from the other surface of the endplate of the movable scroll, a fixed-side pin that protrudes from the housing side towards the other surface of the endplate of the movable scroll, and a rotation prevention member held from both sides by the movable-side pin and the fixed-side pin. | 04-12-2012 |
20120086375 | MOTOR CONTROL DEVICE - Problems to be Solved | 04-12-2012 |
20120074885 | MOTOR CONTROL DEVICE - PROBLEMS TO BE SOLVED | 03-29-2012 |
20120019010 | Fluid Machine - Purpose: To provide a fluid machine, the production efficiency and maintenance characteristics of which can be improved while performance is ensured. | 01-26-2012 |
20110276177 | TERMINAL EQUIPMENT - To provide terminal equipment that can individually and easily set control contents of a currency identification device. Terminal equipment includes: a first connector for communicating with a currency identification device; and a storage unit that stores setting information for performing setting processing of the currency identification device, and the terminal equipment transmits the setting information stored in the storage unit to the currency identification device when communication can be performed with the currency identification device through the first connector. The terminal equipment includes a second connector for communicating with a predetermined information processing device; and a control unit that transmits the received setting information to the currency identification device when the setting information is received from the information processing device in a case where communication can be performed with the currency identification device and the information processing device through each of the first and second connectors. | 11-10-2011 |
20110255254 | REMOTE MONITORING AND CONTROL APPARATUS - To provide a remote monitoring and control apparatus that ensures safety while an operator works on the apparatus. A remote monitoring and control apparatus includes a communication module, a control circuit, and an interface circuit. The interface circuit includes terminal blocks, a jumper switch for changing settings, and heat generating components. The interface circuit is mounted on a circuit board housed in a first enclosure. The first enclosure includes an enclosure body having an opening, and a lid. The terminal blocks and the jumper switch are mounted so as to be exposed in the opening of the enclosure body, and the heat generating components are mounted so as to be hidden from the opening of the enclosure body. | 10-20-2011 |
20110221577 | COMMUNICATION INFORMATION DISPLAY SYSTEM - A commodity information display apparatus includes a shelf on which a commodity is displayed, and a display unit for displaying the commodity information about the commodity. The commodity information about the commodity related to an RFID tag detected by an antenna and a read device is acquired in advance from a store computer and stored in a storage unit. When the commodity information is displayed, the information is acquired from the storage unit, and displayed on the display unit. | 09-15-2011 |
20110219797 | Capacity Control System for Variable Capacity Compressor and Display Device for the System - A capacity control system for a variable capacity compressor includes target suction pressure setting means for setting, based on external information input from external information detection means, a target suction pressure for controlling the pressure in a suction pressure region as a control target, suction pressure estimation means for estimating, based on the external information, a pressure that is estimated to prevail in the suction pressure region if the variable capacity compressor is operated with a maximum discharge capacity, and discharge capacity determination means for determining, based on the suction pressure estimated by the suction pressure estimation means and the target suction pressure set by the target suction pressure setting means, whether the variable capacity compressor is operating with the maximum discharge capacity or with a controlled discharge capacity. | 09-15-2011 |
20110211981 | Inverter-Integrated Electric Compressor - Provided is an inverter-integrated electric compressor excellent in joining strength and joining reliability at electrical joint. An inverter-integrated electric compressor wherein a motor is incorporated and a motor drive circuit including the inverter is surrounded by a compressor housing, characterized in that a bus bar joint section at which bus bars are electrically joined together is provided in the motor drive circuit, and a tip of at least one of the bus bars, the tip being located at the bus bar joint section, is split into small joining sections. | 09-01-2011 |
20110207536 | POWER TRANSMISSION DEVICE - [Object of the Invention] An object of the present invention is to provide a power transmission device, wherein the vibration in the direction along the longitudinal axis of the rotating shaft | 08-25-2011 |
20110168522 | CURRENCY DISCRIMINATING DEVICE - Provided is a currency discriminating device that can reduce a possibility of accepting a counterfeit currency, and that can suppress the reduction of sales opportunities due to the insertion of the counterfeit currency. The currency discriminating device includes: a denomination discriminating device that determines authenticity and denomination of an inserted currency; a coin sorting device that accepts the inserted currency determined to be genuine by the denomination discriminating device, and that returns the inserted currency determined to be counterfeit by the denomination discriminating device; and a control device that changes to an acceptance prohibiting mode in which the coin sorting device is controlled so as to return a following inserted currency if the inserted currency is determined to be counterfeit by the denomination discriminating device in a normal mode, and that controls the coin sorting device so as to return the inserted currency and changes to the normal mode if the inserted currency is determined to be genuine by the denomination discriminating device in the acceptance prohibiting mode. | 07-14-2011 |
20110142695 | ELECTRIC COMPRESSOR - The present invention provides an electric compressor in which a lead wire on the motor driving circuit side can be electrically connected positively to a sealed terminal. Because the sealed terminal is formed from a terminal body which is made of a metal having electrical conductivity and whose end is provided with a male threaded portion, and a joining nut made of a metal having electrical conductivity and which is different from the material for the terminal body, and is threadably mounted on the male threaded portion of the terminal body, it is possible to positively join the joining nut of a different material to the terminal body and to positively join the lead wire of the same material as the joining nut to the joining nut by welding, whereby it becomes possible to electrically connect a lead wire on the driving circuit housing chamber side positively to the sealed terminal. | 06-16-2011 |
20110132020 | HEAT EXCHANGER AND HEAT PUMP DEVICE USING THE SAME - Provided are a heat exchanger capable of providing sufficient heat exchange capability even with heat transfer tubes having a reduced outer diameter, and a heat pump device using the same. The heat transfer tubes has an outer diameter D in a range of 5 mm≦D≦6 mm, has a thickness t in a range of 0.05×D≦t≦0.09×D, are disposed at a vertical pitch L1 in a range of 3×D≦L1≦4.2×D, and are disposed at a longitudinal pitch L2 in a range of 2.6×D≦L2≦3.64×D. A sufficiently increased heat exchange rate per unit weight is obtainable with the heat exchanger. | 06-09-2011 |
20110109169 | ANTENNA UNIT FOR READING RFID TAG - An antenna unit includes a plurality of loop antennas; an impedance matching circuit common to the loop antennas; a switching circuit that switches high frequency connection between the impedance matching circuit and the loop antenna; and an antenna control circuit that controls to connect only one loop antenna among the loop antennas in a high frequency manner on the basis of a control signal from a reader. | 05-12-2011 |
20110103979 | ELECTRIC COMPRESSOR - The present invention provides an electric compressor which enables prescribed insulation performance to be ensured even if poly alkyl glycol type lubricating oils are used. The electric compressor is provided with an insulating cover which is provided so as to cover a connection section between a terminal body and a lead wire on the motor side, and on a surface on the side of a first insulating member of the insulating cover, there is provided a cutoff section which cuts off a leakage path by abutting against the first insulating member, whereby the leakage path between the first insulating member and the insulating cover is cut off. | 05-05-2011 |
20110089881 | ELECTRIC COMPRESSOR - Provided is an electric compressor whose manufacturing cost is reduced and in which a motor driving circuit can be positively protected. A temperature sensor is provided in the vicinity of a power semiconductor element whose temperature becomes highest among a plurality of power semiconductor elements and control of the number of revolutions of a motor is performed on the basis of temperatures detected by the temperature sensor, whereby it is possible to change the number of revolutions of the motor by using a temperature in the vicinity of a power semiconductor element in a position under the worst temperature conditions as a reference, and it becomes possible to positively protect an inverter circuit without the need for a plurality of temperature sensors. | 04-21-2011 |
20110044835 | COMPRESSOR - [Object of the Invention] The object of the present invention is to provide a compressor comprising a scroll compressing mechanism provided with a fixed scroll having an end plate and a scroll body projecting from the end plate and a movable scroll having an end plate and a scroll body projecting from the end plate and meshing with the fixed scroll to form a plurality of operation chambers between them, and a housing accommodating the scroll compressing mechanism, wherein the housing cooperates with the end plate of the fixed scroll to form a discharge passage communicating with the scroll compressing mechanism and a discharge port connected to the higher pressure side portion of an external coolant circuit, the discharge passage is provided with a first discharge chamber opposing the center portion of the end plate of the fixed scroll, an oil separation chamber communicating with the first discharge chamber and opposing the outer peripheral portion of the end plate of the fixed scroll, and a second discharge chamber communicating with the oil separation chamber and opposing the outer peripheral portion of the end plate of the fixed scroll, characterized in that the compressor comprises means for placing the discharge port into communication with the second discharge chamber independently of the location of the discharge port. | 02-24-2011 |
20110041505 | Waste Heat Utilization Device for Internal Combustion Engine - A waste heat utilization device ( | 02-24-2011 |
20110020158 | RECIPROCATING COMPRESSOR - A compressor includes a cylinder block including cylinder bores and pistons within the cylinder bores. A front housing opposes a first cylinder block end face to form a crank chamber accommodating a piston driving mechanism. A valve plate opposes a second cylinder block end face and includes suction and discharge holes. A rear housing includes suction and discharge chambers and opposes the second cylinder block end face with the valve plate there between. Strap-shaped suction valves on the valve plate end face oppose the cylinder block, thereby opening and closing the suction holes at tip portions. Discharge valves on the valve plate end face oppose the rear housing to open and close the discharge holes. Through-bolts join the front housing, the crank chamber, the cylinder block, the valve plate, and the rear housing. The valve plate includes grooves extending from holes accommodating the through-bolts to portions abutting the suction valves. | 01-27-2011 |
20110000759 | BANKNOTE IDENTIFICATION APPARATUS - An object of the present invention is to provide a banknote identification apparatus capable of reducing the load of a motor for driving a press member. When an amount of stored banknotes becomes larger than a predetermined amount, a banknote support plate moved to a predetermined position by reciprocal movement of a press plate is detected by an on/off operation of a detection switch, when a detected number thereof becomes larger than a predetermined number, banknotes are regulated not to be inserted. Therefore, it becomes possible to reduce the load of the motor of a press unit compared with the conventional apparatus which detects banknotes fully stored by an output load of the motor. Hence, it becomes possible to effectively prevent the motor from causing trouble and prevent its lifetime being shortened. | 01-06-2011 |
20100329897 | METHOD FOR PROCESSING THE VALVE PLATE OF A RECIPROCATING COMPRESSOR TO PREVENT THE SUCTION VALVES AND/OR THE DISCHARGE VALVE OF THE COMPRESSOR FROM STICKING ON THE VALVE PLATE AT THE PORTIONS ABUTTING THE VALVE PLATE, AND RECIPROCATING COMPRESSOR - [Object of the Invention] An object of the present invention is to provide a method for processing the valve plate of a reciprocating compressor to prevent the suction valves and/or the discharge valves of the compressor from sticking on the valve plate at the portions abutting the valve plate, the productivity thereof being higher than that of the conventional method. | 12-30-2010 |
20100298091 | Power Transmission - A power transmission in which a driven body and a drive body for driving the driven body are rotated in the same direction and are coupled through a coupling portion, transmission of torque from the drive body is interrupted when the driving load of the driven body exceeds a predetermined level, and the coupling portion is constituted by combining members different from each other of a positive torque transmission member for transmitting torque in the direction of forward rotation and interrupting transmission of torque from the drive body by its own fracture when the driving load of the driven body exceeds the predetermined level and a negative torque transmission member capable of transmitting torque in the direction of reverse rotation. At a contact portion between the positive torque transmission member and the negative torque transmission member, interposed is a surface layer composed of a different kind of material from a material composing the positive and negative torque transmission members. Reliability and durability of the power transmission can be improved by preventing occurrence of melt-adhesion, abrasion or rust at the contact portion between the members constituting the coupling portion. | 11-25-2010 |
20100284328 | COMMUNICATION SYSTEM - A connection adapter is disposed intervening between a communication module for connection to a radio packet communication network and high-level equipment. The connection adapter transmits a communication request for second high level equipment to a management computer after connecting to the radio packet communication network. The management computer sends a calling message to second connection adapter. Upon receipt of the calling message, the second connection adapter connects to the radio packet communication network. Then, each of the connection adapter relay the communication between the high-level equipments. | 11-11-2010 |
20100279632 | COMMUNICATION APPARATUS - A communication apparatus comprising a communication module that serves as Data Circuit-terminating Equipment used in a radio packet communication network; an auxiliary circuit board on which said communication module is mounted; a main circuit board on which a communication controller is mounted; and a signal line for connecting said main circuit board to the auxiliary circuit board detachably; wherein said main circuit board further comprises a detecting means for detecting a type of the connected communication module based on a pattern of a signal status on the signal line at a start-up, and said communication controller performs a communication control operation in accordance with a result of detection by the detecting means. | 11-04-2010 |
20100232987 | VARIABLE DISPLACEMENT INCLINED PLATE TYPE COMPRESSOR - A variable displacement inclined plate type compressor comprising a spindle, an inclined plate provided to be inclinable relative to the spindle and rotating together with the spindle, a pair of shoes arranged to hold the inclined plate therebetween, and a piston coupled with the inclined plate through the pair of shoes, wherein the quantity of stroke of the piston is determined depending on the inclination angle of the inclined plate. In the sliding surface of the inclined plate with which the planar part of the shoe comes into contact, a groove is provided such that the contact area of the shoe and the sliding surface of the inclined plate when the inclination angle of the inclined plate is minimum becomes smaller than that when the inclination angle of the inclined plate is maximum. In such a structure, power consumption can be reduced during low displacement operation without damaging reliability of the compressor. | 09-16-2010 |
20100230905 | Shaft Sealing Device for a Fluid Machine - A shaft sealing device ( | 09-16-2010 |
20100188038 | ELECTRIC COMPRESSOR CONTROL DEVICE - An electric compressor control device includes: an inverter for electric compressor motor; a communication microcontroller arranged in a low-voltage region for transmission of an instruction signal via a high-speed communication bus; and a control microcontroller arranged in a high-voltage region and connected to the communication microcontroller via an insulation element for transmitting the instruction signal from the communication microcomputer as an inverter control signal to the inverter. The power voltage of the communication microcomputer is supplied from a low-voltage power source. The voltage from the low-voltage power source is transformed via a transformer and supplied as a power voltage of the control microcontroller. Thus, it is possible to use the existing insulation element at an insulation boundary between the low-voltage region and the high-voltage region so as to surely supply a predetermined power voltage to the microcontroller for controlling the inverter, thereby improving the communication reliability of the entire control device. | 07-29-2010 |
20100178175 | Start-Up Control Device and Method for Electric Scroll Compressor - A device executing a start-up control method for an electric scroll compressor has a thermistor ( | 07-15-2010 |
20100172774 | Compressor - The present invention provides a compressor having casings fixed together in a manner allowing the compressor to have a reduced sized as well as reusability. | 07-08-2010 |
20100165848 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - A connection adapter is disposed intervening between a communication module for connection to a radio packet communication network and high-level equipment. The connection adapter comprises a connection controller for controlling connection between the high-level equipment and the radio packet communication network, and a communication controller for relaying the communication by the high-level equipment using the communication module. When the communication controller of the connection adapter detects duplication of a TCP packet received from the high-level equipment, the communication controller discards the duplicated packet. | 07-01-2010 |
20100117843 | HEAT PUMP TYPE HOT WATER SUPPLY APPARATUS - This heat pump type hot water supply apparatus has a remaining hot water display ( | 05-13-2010 |
20100068075 | Variable Displacement Swash Plate Compressor - A variable displacement swash plate compressor includes a swash-plate boss ( | 03-18-2010 |
20100034683 | COMPRESSOR WITH BUILT-IN OIL SEPARATOR - A compressor with a built-in centrifugal oil separator is characterized in that the oil separator is formed between a first member and a second member constituting a compressor by the coupled structure of the first member and the second member. In the compressor, by simplifying the structure of the oil separation part, the productivity can be improved, the cost can be reduced, and the freedom of the design of the discharge port position can be ensured. | 02-11-2010 |
20090321128 | SHIELD STRUCTURAL BODY, CONNECTOR ASSEMBLY AND CONNECTOR STRUCTURAL BODY HAVING SHIELD STRUCTURAL BODY, CASING ASSEMBLY, AND ELECTRIC COMPRESSOR - Disclosed are a shield structural body, a connector assembly and connector structural body using the shield structural body, a casing assembly having the connector assembly, and an electric compressor having the casing assembly. The shield structural body is formed of an electrically conductive material and has a tube section, a ground electrode terminal formed electrically integrally with the tube section, claw sections integrally formed with the tube section, projected at least either radially outward or inward from the tube section, and engageable with a shield structural body holding member. The shield structural body can be produced at low cost, the connector assembly can provide high productivity and can be produced at low cost, the connector structural body is highly reliable, the casing assembly using the connector assembly is highly versatile, and the electric compressor having the casing assembly can easily cope with model changes. | 12-31-2009 |
20090315417 | Sealed Terminal Device for Electric Compressor - A sealed terminal device for a motor-driven compressor has an electrically insulating terminal holder ( | 12-24-2009 |
20090266245 | LIQUID FOOD HEATING APPARATUS & STEAM JET NOZZLE FOR LIQUID FOOD HEATING APPARATUS - A liquid food heating apparatus includes: a steam jet nozzle ( | 10-29-2009 |
20090250203 | Hot Water Supply Apparatus - The present invention provides a hot water supply apparatus capable of reducing energy consumption. That is, except during operation of heating water, when a detection temperature of a temperature sensor becomes equal to or lower than a set temperature, a circulating pump is operated and a compressor is operated at a second operating frequency having a lower frequency than a first operating frequency, thereby the compressor does not have to be repeatedly operated and stopped, and can be continuously operated in a state of reduced heating power. | 10-08-2009 |
20090246041 | DISPLACEMENT CONTROL VALVE OF A VARIABLE DISPLACEMENT COMPRESSOR - [Object of the Invention] An object of the present invention is to provide a displacement control valve of a variable displacement compressor for opening and closing a communication passage extending between a portion of the compressor on which discharge pressure acts and a crank chamber of the compressor, thereby controlling the displacement of the compressor, wherein discharge chamber pressure does not act on the valve body in the opening and closing direction, pressures acting on the opposite ends of the valve body are reliably maintained at the same level, and the structure thereof is simple. | 10-01-2009 |
20090238698 | Reciprocal Compressor - An object of the present invention is to provide a reciprocal compressor wherein a cylinder block is provided with a void space communicating with a discharge chamber to increase the volume of the discharge chamber and which can resolve the problem of a conventional reciprocal compressor. | 09-24-2009 |
20090219950 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - A communication equipment connection adapter | 09-03-2009 |
20090219949 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - A connection adapter | 09-03-2009 |
20090219948 | CONNECTION ADAPTER FOR COMMUNICATION DEVICE - When a connection adapter | 09-03-2009 |
20090202376 | Scroll-Type Fluid Machine - A scroll-type fluid machine has a movable scroll ( | 08-13-2009 |
20090148314 | Scroll Fluid Machine - An electric motor-driven scroll compressor as a fluid machine includes a housing ( | 06-11-2009 |
20090139396 | Wobble Plate Compressor - [Object of the Invention] An object of the present invention is to provide a wobble plate compressor equipped with a mechanism for preventing the rotation of the wobble plate which is simply structured, producible at low cost, and does not cause heavy noise or vibration. | 06-04-2009 |
20090136366 | Compressor - [Object of the Invention] An object of the present invention is to provide a compressor comprising a compressing mechanism, a discharge chamber, a housing accommodating the compressing mechanism and the discharge chamber, a discharge port communicating with the discharge chamber through a discharge passage and also with an external refrigerant circuit, a muffler formed by an expanded space disposed on the discharge passage, and a check valve disposed on the discharge passage, wherein the pressure loss caused by the discharge passage is smaller than that in the conventional compressor. | 05-28-2009 |
20090095805 | ELECTRONIC MONEY PAYING-IN SYSTEM - The present invention provides an electronic money paying-in system that can easily update information used for an electronic money paying-in process. As the present invention is provided with an electronic money management server for acquiring a paying-in amount that has been input to an electronic money charger and also sending a paying-in processing command for adding the paying-in amount to an electronic money balance on an IC card to the IC card via the electronic money charger, it needs to store information used for processing of depositing electronic money like the paying-in processing command only in the electronic money management server and it can easily update the information used for an electronic money paying-in process just by performing maintenance on the server. Therefore, as the information used for an electronic money paying-in process can be easily updated, maintenance operation can be easily performed on the electronic money charger. | 04-16-2009 |
20090050691 | Electronic Money Terminal - The present invention provides an electronic money terminal which alone can handle multiple types of electronic money services. Since the electronic money terminal has a storage unit for storing a plurality of settlement processing programs each corresponding to one electronic money service, a selection unit for allowing a user to select an electronic money service that is used for settlement processing, and a control unit for causing a settlement processing program to be executed, which corresponds to the electronic money service selected by an input unit, the single electronic money terminal can perform settlement processing using the multiple types of electronic money services. As a result, since the number of the electronic money terminals in the entire system can be reduced, costs required to introduce the settlement systems corresponding to the electronic money services can be reduced. | 02-26-2009 |
20090041598 | ELECTRIC COMPRESSOR - An inverter-integrated or an inverter-separated electric compressor has a control device. The control device estimates a compressor suction pressure based on the temperature of the power element of the inverter, or directly measures the compressor suction pressure by a sensor, or estimates the compressor suction pressure based on a compressor suction temperature or on a compressor housing temperature. Further, the control device calculates a motor torque based on a motor rotational speed, a motor phase current, and a motor phase voltage, estimates a compressor discharge pressure based on the compressor suction pressure and the motor torque, and estimates a compressor discharge temperature based on the compressor suction pressure and the compressor discharge pressure. An electric compressor having a discharge temperature detection means in place of a conventional thermal protector can be realized. | 02-12-2009 |
20090026256 | Electronic Money Reader/Writer - The present invention provides an electronic money reader/writer that can perform output processing by an information outputting unit even if a settlement processing unit malfunctions, for example, and output multiple kinds of output information requiring advanced output processing based on the operation of a settlement control unit. The reader/writer comprises an output control unit | 01-29-2009 |
20080302868 | ELECTRONIC MONEY CHARGER - which can certainly prevent an electronic money from being fraudulently deposited. An electronic money charger of the present invention comprises a reader/writer which reads and writes data with respect to a contactless IC card in which an electronic money balance used in an electronic money service has been stored, a position information obtaining unit which obtains a latitude and a longitude representing a position of the electronic money charger, and a control unit which has control to perform an electronic money deposit process via the reader/writer, and control to disable the electronic money deposit process if the latitude and the longitude obtained by the position information obtaining unit after installation of the electronic money charger are different from the latitude and the longitude obtained at the time of the installation of the electronic money charger. | 12-11-2008 |
20080302813 | VENDING MACHINE HAVING A COMMODITY COLUMN - A vending machine has a support part that has a first support member extending in the right and left direction on the inside of a commodity storage chamber and a second support member extending in the front and rear direction on the inside of the commodity storage chamber, and supports a commodity column so that the commodity column is movable in the front and rear direction on the first and second support members. In the vending machine, when a support receiving part is detached from the first support member, the commodity column can be moved in the front and rear direction via the second support member, so that replenishment of commodities to the commodity column and maintenance of the commodity column can be accomplished. Both of the first support member and the second support members are located under the commodity column, and support the commodity column from the downside. Therefore, spaces for arranging support members at the right and left of the commodity column are unnecessary. | 12-11-2008 |
20080297314 | Inventory Management System - In the inventory management system managing the inventory status of a commodity displayed in a showcase by using a computer, the showcase is provided with an antenna for communicating with an RFID tag attached to a commodity on a commodity shelf, detecting means for detecting a unique number of the RFID tag by communicating with the RFID tag through the antenna, and transmitting means for transmitting the detected unique number of the RFID tag to the computer through a network. The computer manages the commodity inventory based on the unique number of the RFID tag, the unique number being received from the showcase. | 12-04-2008 |
20080296314 | COMMODITY COLUMN FOR VENDING MACHINE - A commodity column for a vending machine in which commodities are arranged in a front-rear direction, a plurality of the commodity columns being placed in a left-right direction in a commodity accommodation chamber, the commodity column having commodity passage members each having a side wall extending in the front-rear direction and a bottom extending from the side wall in one direction along the left-right direction, the commodity passage members being capable of being connected to each other through an extending end of the bottom, and a passage side member capable of being connected to the extending end of the bottom of the commodity passage member. A plurality of the commodity passage members are placed one after another in one direction along the left-right direction, each adjacent pair of the commodity passage members being connected to each other through the extending end. The passage side member is connected to the extending end of the commodity passage member at the outermost end in the one direction along the left-right direction in the commodity passage members. A plurality of commodity array passages are thereby formed in one commodity column, and the total number of commodity columns is set small for a large number of commodity array passages. Spaces for supporting member placement formed between adjacent pairs of the commodity columns are correspondingly reduced to enable the commodity accommodation chamber to have an increased commodity accommodation capacity. | 12-04-2008 |
20080290108 | COMMODITY CARRYING OUT DEVICE - The present invention provides a commodity carrying out device that can reliably carry out even a commodity with a vertically long shape to a predetermined commodity carrying out position without producing a carrying-out failure. That is, when a bucket unit that receives a commodity is moved in a width direction towards a predetermined commodity carrying out position, the commodity is retained in an inclined state. It is thus possible to retain the commodity in a stable posture in the bucket unit that moves towards the predetermined commodity carrying out position, and even when carrying out a commodity that has a vertically long shape, the commodity can be reliably carried out to the commodity outlet portion without producing a carrying-out failure. | 11-27-2008 |
20080287236 | Pulley - A pulley in which screw holes can have a sufficient axial-direction length without thickening a projecting part. The pulley comprises a pulley main body ( | 11-20-2008 |
20080283545 | COMMODITY CARRYING OUT DEVICE - The present invention provides a commodity carrying out device that can reliably carry out a vertically-long shaped commodity in an upright state from a commodity storage column to a bucket. More specifically, since a commodity positioned at the front end side of a commodity storage column is tilted forward to be moved into a bucket, when moving a vertically-long shaped commodity in an upright state into a bucket, it is possible to move the commodity without the commodity toppling backwards. Thus, the commodity can be reliably moved into the bucket. | 11-20-2008 |
20080280709 | Power Transmission Device - An object of the present invention is to provide a power transmission device in which the cushioning effect due to a cushioning member can be maintained for a long period of time, and the process for assembling the cushioning member can be simplified. In the power transmission device in accordance with the present invention, A plurality of convex portions ( | 11-13-2008 |
20080273998 | Fluid machine - In a spiral wrap of at least a movable scroll, grooves are formed at given intervals to extend from a halfway point of a top face of the spiral wrap through the lateral face of the spiral wrap, substantially perpendicular to the lateral face of the spiral wrap in a direction of formation of the spiral wrap. | 11-06-2008 |
20080238682 | RFID TAG READER - A control unit of a reader superimposes a control signal for antenna switching on a high frequency signal outputted into an antenna unit from a high frequency circuit. The antenna unit includes: separators for separating the superimposed signals into high frequency signals and control signals; a switch circuit for switching loop antennas; and a control circuit for controlling the switch circuit based on the control signal separated by the separator. | 10-02-2008 |
20080236989 | Banknote Identification Apparatus - There is provided with a check control unit which executes check operations selected by selection switches and a rear chute opening/closing detection sensor based on detection results of insertion detecting sensors and at least one of turn-on and turn-off of a check button when it is judged that predetermined check operations can be done based on the detection result of an storage cassette opening/closing detection sensor. | 10-02-2008 |
20080230620 | Hot Water Supply Apparatus - A hot water supply apparatus, capable of ensuring high safety in supplying hot water in case of power failure, which is configured as follows: When a voltage detected by a voltage sensor is a preset voltage or less, a mixing valve is operated so as to obtain a predetermined valve opening corresponding to a temperature detected by a temperature sensor. This permits the mixing valve to be driven by electric power when a voltage of a power supply drops, and the mixing valve to have such a valve opening that a temperature of hot water to be supplied to a user is a predetermined temperature or less, thus supplying hot water at a predetermined temperature or less to the user in case of power failure. | 09-25-2008 |
20080230597 | Electronic Money Charger - The present invention provides an electronic money charger in which an inserted currency returned when an anomaly has occurred in an electronic money deposit process is not carried away. An electronic money charger of the present invention is provided with a banknote receiving unit which receives an inserted banknote, a human sensor which detects a user who has inserted the banknote, and a control unit which controls to prepare for returning the inserted currency when the anomaly has occurred in the electronic money deposit process and also to store the inserted banknote in the banknote receiving unit if the user has not been detected by the human sensor in a state prepared for returning the inserted banknote. | 09-25-2008 |
20080224826 | RFID Tag Reader and Method for Calibrating RFID Tag Reader - An RFID tag reader having an antenna for communication with an RFID tag, a high frequency circuit for processing a communication signal with the RFID tag, a signal line for connecting the antenna with the high frequency circuit, and an impedance matching circuit for impedance matching between the antenna and the signal line includes: a detection unit for detecting a calibration RFID tag provided in a predetermined reading range; and a calibration unit for calibrating the high frequency circuit or matching circuit so that the calibration RFID tag can be detected by the detection unit. | 09-18-2008 |
20080205108 | Power Converter Apparatus - The present invention provides a power converter apparatus which reduces power loss in a diode bridge element in order to achieve energy saving. The power converter apparatus is equipped with two diode bridge elements, and reduces power loss in respective diodes by connecting two input terminals of the one diode bridge element to one AC input terminal of the power converter apparatus, connecting two input terminals of the another diode bridge element to another AC input terminal, connecting a positive pole output terminal to respective positive pole output terminals of the two diode bridge elements and a positive electrode terminal of a capacitor, and connecting a negative pole output terminal to respective negative pole output terminals of the two diode bridge elements, and a negative electrode terminal of the capacitor. | 08-28-2008 |