38th week of 2010 patent applcation highlights part 9 |
Patent application number | Title | Published |
20100236759 | Heat-Managing Composite Structures - Light-weight, heat-managing structures feature open-cell lattice, honeycomb, and/or corrugated (prismatic) arrangements in their substructures, combined with heat pipe/heat plate arrangements for managing heat to which the structures are subjected. The structures are well suited to aerospace applications and may be employed in the leading edge of wings or other airfoil-shaped components; gas turbine engine components; rocket nozzles; and other high-heat, high-stress environments. | 2010-09-23 |
20100236760 | HEAT PIPE - A heat pipe includes a casing having an inner wall. A plurality of protrusions are radially formed on the inner wall of the casing. The plurality of protrusions are spaced from each other and extend longitudinally from one end of the casing to the other end of the casing. A main groove is defined between every two adjacent protrusions. The protrusions each define a plurality of first auxiliary grooves and a plurality of second auxiliary grooves being alternatively arranged with respect to each other along a longitudinal direction of the casing. The first auxiliary and the second auxiliary grooves each communicate two adjacent main grooves. The first auxiliary grooves each are inclined at an angle with respect to a longitudinal axis of the casing, and the second auxiliary grooves each are inclined at another different angle with respect to the longitudinal axis of the casing. | 2010-09-23 |
20100236761 | Liquid cooled heat sink for multiple separated heat generating devices - A liquid cooled heat sink has a thermal conduction plate and a liquid cooling module. The liquid cooling module is attached securely to the thermal conduction plate and has a distribution tank, a collection tank and a pipe assembly. The pipe assembly has multiple pipes of at least two different gauges and each pipe has a pipe inlet and a pipe outlet respectively secured to the distribution tank and the collection tank. Since a sum of the gauges is increased and each pipe need not to be coiled, an extra strong pumping system is not needed and design complexity is reduced. | 2010-09-23 |
20100236762 | CONDENSER ASSEMBLY FOR AN APPLIANCE - A condenser assembly for an appliance is provided. The condenser assembly can include a horizontally extending condenser coil assembly that has a plurality of supporting connectors that are arranged at an angle to the flow direction of cooling air. Cooling air is drawn through the refrigerator and across a length of the condenser coil by an air mover. Additionally, a baffle works in conjunction with the air mover to direct cooling air through the condenser coil and connectors. | 2010-09-23 |
20100236763 | THERMAL OUTER COVER WITH GAS BARRIERS - This invention is describing a procedure for building constructions, tanks, technological installations, etc., characterized by constructing around the building an additional supra-structures (FIG. | 2010-09-23 |
20100236764 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a heat sink, a fan placed on the heat sink and two wire clips securing the fan on the heat sink. The heat sink has two grooves defined in two flanks thereof. The fan has a frame with a plurality of holes defined therein. Each clip includes an engaging arm received in a corresponding groove of the heat sink, two tensile parts extending upwardly from two opposite ends of the engaging arm, two hooks formed at free ends of the tensile parts and inserted into the holes of the fan, and a handle protruding from a middle of the engaging arm. | 2010-09-23 |
20100236765 | FAN ASSEMBLY AND HEAT DISSIPATION DEVICE HAVING THE SAME - A heat dissipation device includes a heat sink, a fan mounted on a top side of the heat sink and a fan holder connecting the heat sink with the fan. The fan includes a blade assembly and a frame enclosing the blade assembly. The fan holder includes a supporting portion engaging with the heat sink. A connecting plate extends upwardly from an edge of the supporting portion. A ridge extends angulately and downwardly from an inner surface of the connecting plate. An operating plate extends downwardly from a bottom end of the connecting plate. The operating plate is pressed inwardly or pulled outwardly to make the ridge of the connecting plate space from or engage with the frame of the fan. | 2010-09-23 |
20100236766 | Heat Exchanger - A heat exchanger includes two headers and tubes secured to and extending between the headers, each tube including a wall formed with a leading surface, a trailing surface and lateral surfaces extending between the headers and interconnecting the leading and trailing surfaces, a passage enclosed by the wall for carrying fluid between the headers, and long and short fins formed integrally with and extending outward from the wall. | 2010-09-23 |
20100236767 | HYDROGEN GAS STORING DEVICE - A plurality of MH tank modules ( | 2010-09-23 |
20100236768 | LUBRICANT OIL COOLING APPARATUS FOR POWER TRANSMISSION APPARATUS - A lubricant oil cooling apparatus | 2010-09-23 |
20100236769 | Heating system for a vehicle - A climate control system is configured to provide at least one of heating and cooling of air in an occupied space of a vehicle. The system includes a thermal energy storage device configured to receive heat from a waste heat source in the vehicle and a heat exchanger coupled between the thermal energy storage device and the occupied space of the vehicle by a coolant loop. The second heat exchanger is configured to transfer heat from at least one of the thermal energy storage device to the occupied space of the vehicle and the occupied space in the vehicle to the thermal energy storage device. | 2010-09-23 |
20100236770 | METHOD AND SYSTEM FOR CONTROLLING AN AUTOMOTIVE HVAC SYSTEM - Systems and methods are provided for operating a heating, ventilation, and air-conditioning (HVAC) system of a vehicle. One example method comprises, during a first engine-running condition, operating the HVAC system to provide a passenger-requested level of thermal comfort; during a second vehicle-off condition, where a vehicle door or window is in a closed and/or locked position, maintaining operation of the HVAC system to continue providing the passenger-requested level of thermal comfort; and during a third vehicle-off condition, where a vehicle door or window is in an open and/or unlocked position, discontinuing operation of the HVAC system. | 2010-09-23 |
20100236771 | Heating plate and method for manufacturing it - The object of the present invention is a high-performance heating plate and also the method for manufacturing said plate. The heating plate is composed of two basic plate elements, each basic plate being composed, in turn, of a non-electrically-conducting plate on whose surface there is a resistive circuit for the purpose of establishing a surface for dissipation of the energy lost by the passage of the current through the resistive circuit. It is characterized in that, on the basic plate of this invention, use is made of conducting strips supplying power to the resistive surface and configured by means of spraying molten metal. The method that allows production of the plate of this invention makes use of electric-arc metal spraying machines. | 2010-09-23 |
20100236772 | MODULAR SCALABLE COOLANT DISTRIBUTION UNIT - An equipment cooling system and method employing modular scalable coolant distribution units that interface with each other to provide liquid cooling for computer data centers. The coolant distribution unit (CDU) permits the use of elevated water temperatures without increasing the load on the computer room air conditioning. A control unit processes environment data to control pump and valve components supporting redundancy and multiple primary and secondary coolant loops. | 2010-09-23 |
20100236773 | THERMOELECTRIC DRIVEN GAS WELL HEAT PUMP - A system for providing heat to natural gas well pipes and equipment uses a thermoelectric generator to supply electricity to a motor and gear pump. The thermoelectric generator drives a DC brushless motor and gear pump in order to circulate heated glycol from a dehydrator through a heating tube to thereby heat the pipes and equipment. Batteries may be used to buffer the power supply to prevent overloading the thermoelectric generator. | 2010-09-23 |
20100236774 | COMPLETION SYSTEM HAVING A SAND CONTROL ASSEMBLY, AN INDUCTIVE COUPLER, AND A SENSOR PROXIMATE TO THE SAND CONTROL ASSEMBLY - A completion system for use in a well includes a first completion section and a second section. The first completion section has a sand control assembly to prevent passage of particulates, a first inductive coupler portion, and a sensor positioned proximate to the sand control assembly that is electrically coupled to the first inductive coupler portion. The second section is deployable after installation of the first completion section. It includes a second inductive coupler portion to communicate with the first inductive coupler portion, to enable communication between the first completion section's sensor and another component coupled to the second section. | 2010-09-23 |
20100236775 | SHUNT TUBE FLOWPATHS EXTENDING THROUGH SWELLABLE PACKERS - Shunt tube flowpaths extending through swellable packers. A well system includes a packer assembly including a base pipe and an annular seal element which is swellable in response to contact with a selected fluid, and a shunt tube flowpath extending through the seal element for delivery of a slurry in a gravel packing operation. A swellable packer assembly includes a base pipe; a swellable annular seal element having a shunt tube flowpath extending through a swellable material; and a valve connected to the flowpath and positioned within the swellable material. Another well system comprises a packer assembly including a base pipe and an annular seal element which is swellable in response to contact with a selected fluid; a shunt tube flowpath extending through a swellable material of the seal element; and a connection between the flowpath and a shunt tube assembly, the connection being positioned within the swellable material. | 2010-09-23 |
20100236776 | Downhole X-Ray Source Fluid Identification System and Method - A method and system for determining a property of a sample of fluid in a borehole. A fluid sample is collected in a downhole tool. While collecting, X-rays are transmitted proximate the fluid from an X-ray source in the tool and an X-ray flux that is a function of a property of the fluid is detected. The detected X-ray flux data is processed to determine the property of the fluid. | 2010-09-23 |
20100236777 | POWER SYSTEMS FOR WIRELINE WELL SERVICE USING WIRED PIPE STRING - A wellbore instrument system includes a pipe string extending from earth's surface to a selected depth in a wellbore. The pipe string includes at least one of an electrical conductor and an optical fiber signal channel. A power sub including an electric power source is coupled proximate a lower end of the pipe string. At least one electrically powered wireline configurable wellbore instrument is coupled to the power source in the sub. | 2010-09-23 |
20100236778 | METHOD FOR REDUCING THERMAL LOSS IN A FORMATION - A method for reducing thermal loss in a formation comprising two zone capable of production. The method first begins drilling a pair of wells, comprising a first well and a second well in a formation having two production zones, wherein one production zone is a thief zone such that the first well and the second well are in fluid communication with the thief zone. A sealing agent is injected into the thief zone via a first well and produced from the second well. Either the first well or the second well is then capped to form a capped well and a uncapped well. An amount of activating agent is injected into the uncapped well to form in-situ a thermally restrictive substance inside the thief zone. | 2010-09-23 |
20100236779 | Apparatus and Method for Use with Alternate Path Sand Control Completions - The invention provides an apparatus and method for a sand control completion in a wellbore. The apparatus has a body comprising a swellable material configured to surround a wellbore tubular which defines a primary flow path for wellbore fluids. The body is also configured to surround at least one secondary flow path disposed externally of the wellbore tubular. The secondary flow path is configured for a carrier fluid containing particulate matter for a gravel pack. The body also comprises a longitudinal discontinuity which permits a radial opening to be formed on the body, through which the body is operable to be applied to the tubular. | 2010-09-23 |
20100236780 | Controlling the Pressure within an Annular Volume of a Wellbore - A process is described for replacing at least a portion of the liquid within the annular volume of a casing system within a wellbore with a second liquid. The second liquid is preselected to provide a measure of control of the pressure within the annular volume as the fluid within the volume is being heated. | 2010-09-23 |
20100236781 | METHOD AND APPARATUS FOR PERFORATING MULTIPLE WELLBORE INTERVALS - A bottom hole assembly for one trip perforating and treating a wellbore, the bottom hole assembly including: a tool body including an outer surface and an upper end; a fluid passage extending into the tool body from the upper end; a valve to provide (i) in one orientation fluid access from the fluid passage to an outlet port opening to the outer surface and (ii) in another orientation fluid access from the fluid passage to a perforating gun actuation fluid supply channel while sealing fluid access from the fluid passage to the outer surface; an annular sealing member encircling the outer surface below the outlet port; and a perforating gun carried below the resettable, annular sealing member and hydraulically actuable to detonate by fluid communication through the perforating gun actuation fluid supply channel. | 2010-09-23 |
20100236782 | Ball catcher apparatus for use in fracturing of formations surrounding horizontal oil and gas wells, and method for using same - Following the treatment of formations surrounding an oil, gas or water well, various diameter ceramic balls are retrieved from the downhole equipment by creating a suction force at the earth's surface to cause such balls to be moved into a ball catcher at the earth's surface from which the balls can be collected. The suction force is created by a high pressure fluid intersecting a fluid path between the downhole equipment and the ball catcher. The high pressure fluid is preferably operated at, at least 1,000 psi, and even more preferably, between 5,000 and 10,000 psi. | 2010-09-23 |
20100236783 | SITU EXTRACTION PROCESS FOR THE RECOVERY OF HYDROCARBONS - An in situ extraction process for the recovery of hydrocarbons from a hydrocarbon bearing formation, including the steps of injecting a solvent consisting substantially of one of the group of H2S, Ammonia or COS into the formation to mobilize the hydrocarbons for extraction by forming a mobile in situ extraction fluid; and lifting the extraction fluid containing the mobilized hydrocarbons from the underground formation to the surface. In a further aspect an extraction method for a specific reservoir is provided including the steps of: establishing a minimum desired extraction rate, based on a value for the porosity, permeability and dead oil viscosity of the in situ bitumen in the specific reservoir, determining a desired minimum operating extraction temperature determining a desirable range of operating pressures identifying solvents predicted to deliver the operating extraction temperature within the range of operating pressures, and selecting a preferred solvent to use in the process. | 2010-09-23 |
20100236784 | MISCIBLE STIMULATION AND FLOODING OF PETROLIFEROUS FORMATIONS UTILIZING VISCOSIFIED OIL-BASED FLUIDS - A viscosified miscible enhanced oil recovery fluid includes (a) a hydrocarbon fluid and viscosifying agent, wherein the viscosified fluid is a Newtonian fluid, (b) a hydrocarbon fluid and gelling agent, wherein the viscosified fluid is a power law fluid, (c) a hydrocarbon fluid, a gelling agent, and a rheological additive, wherein the viscosified fluid is a yield power law fluid, or (d) a hydrocarbon fluid, a gelling agent, a rheological additive, and solvent for the rheological additive, wherein the viscosified fluid is a yield power law fluid. The hydrocarbon fluid is preferably weighted with nano-scale weighting agents. The viscosified fluids are prepared and pumped into a subterranean petroliferous formation to recover a majority of the oil, heavy oil, condensate, or gas originally in place. A method for subsequently recovering a substantial fraction of the miscible injectant conventionally or by applying a viscosity breaker and recovering the viscosity-broken miscible injectant conventionally. | 2010-09-23 |
20100236785 | METHOD FOR REMOVING HYDRATE PLUG FROM A FLOWLINE - A method of drilling through a blockage in a flowline using a remotely controlled electrically operated drilling tool that comprises a drill bit, a steering means, a pumping means, and a propulsion system wherein the drilling tool is connected either directly or indirectly to an electric cable and the drill bit is mounted on the steering means, the method comprising: introducing the drilling tool into the flowline; actuating the electrically operated propulsion system to move the drilling tool through the flowline to the location of the blockage; actuating the electrically operated steering means so that the drill bit is aligned with the blockage; actuating the electrically operated drill bit so that the drill bit engages with and drills through the blockage; and actuating the electrically operated pump so that when the drill bit engages with the blockage, fluid that is present in the flowline adjacent the blockage is passed over the cutting surfaces of the drill bit and cuttings from the blockage are transported away from the cutting surfaces of the drill bit suspended in the fluid. | 2010-09-23 |
20100236786 | SYSTEM AND METHOD FOR PERFORMING INTERVENTION OPERATIONS WITH A SUBSEA Y-TOOL - A technique utilizes a Y-tool ( | 2010-09-23 |
20100236787 | Well Release System and Method - An improvement to a prior art sand release apparatus and method uses a pair of telescoped tubular members. In the improved system and method, the telescoped members are prevented from completely telescoping by a J-hook latch. Also in the improved system and method, a wear resistant seal prevents leakage when the telescoped members are not extended. | 2010-09-23 |
20100236788 | Drive head assembly for a fluid conveyor system - The invention disclosed provides a drive head assembly for a fluid conveyor system that propels a fluid entraining conveyor through a well bore to carry fluids to the surface. The invention is comprised of a pair of synchronized follower wheels connected to a set of counter rotating sheaves. A fluid entraining conveyor is wrapped in a “figure-8” conveyor path around the sheaves in a plurality of coaxial grooves and around a distal sheave located in the fluid in the well bore. The coaxial grooves incorporate a unique shape which in conjunction with the wrap pattern provide improved tractive qualities and thus reduce tension in the conveyor and increase the durability of the conveyor. The conveyor can run at increased speeds and with no tension on the downward portion of the conveyor resulting in higher efficiency and less down time due to breakage. | 2010-09-23 |
20100236789 | System and method for producing a well using a gas - Systems and methods for producing a well using a gas are disclosed herein. A compressed lift gas can be provided to a well to obtain a production stream. The production stream can be separated to obtain the product and a recycle gas stream. The recycle gas stream can be immediately recompressed for use as lift gas, or separated to form a lift gas stream, and a power stream containing natural gasses from the well. The lift gas stream is recycled for use as lift gas, while the power stream can be transported and/or collected for sale, recycled for use as lift gas, or consumed as power for the compressor, based on measurements obtained throughout the system, coupled with practical and economic variables. By supplementing or replacing generated lift gas and/or an external power source with natural gas from the well, the present systems and methods can become self-contained after start-up. | 2010-09-23 |
20100236790 | CONTROL OF WELL TOOLS UTILIZING DOWNHOLE PUMPS - A method of selectively actuating from a remote location multiple downhole well tools includes: selecting one of the well tools for actuation by applying a voltage polarity to a set of conductors in the well, thereby operating a downhole pump connected to the well tool and displacing a piston of the well tool in one direction; and selecting the well tool for actuation by applying an opposite voltage polarity to the set of conductors, thereby operating the downhole pump and displacing the piston in an opposite direction. A system includes multiple electrical conductors in the well; and multiple control devices that control which of the well tools is selected for actuation in response to current flow in a set of the conductors, each of the control devices including at least one downhole pump which applies a pressure differential to an actuator of a respective one of the well tools. | 2010-09-23 |
20100236791 | Device And Method For Maintaining Constant Pressure On, And Flow Drill Fluid, In A Drill String - A device is described for maintaining a predominately constant pressure on, and flow of drilling fluid in, a drill string ( | 2010-09-23 |
20100236792 | EXPANDING MULTIPLE TUBULAR PORTIONS - Apparatus for expanding first and second portions of a downhole tubular in a single trip comprises a support and first and second expansion devices. The first expansion device is mounted on the support and is operable to expand a first portion of tubular. The second expansion device is mounted to a second portion of tubular and is adapted to be engaged by the support following the expansion of the first portion of tubular, and is then used to expand the second portion of tubular. | 2010-09-23 |
20100236793 | Activating mechanism - The present invention relates to an activating mechanism ( | 2010-09-23 |
20100236794 | Downhole sealing devices having a shape-memory material and methods of manufacturing and using same - Sealing devices such as packers comprise a shape-memory material having a compressed run-in position or shape and an original expanded position or shape. The shape-memory material may comprise a polyurethane foam material held in the compressed run-in position by an adhesion material that is dissolvable by a fluid. The fluid may be a wellbore fluid already present in the wellbore or a fluid pumped down the wellbore after the sealing device is disposed within the wellbore. The fluid may also be a production fluid from the well. Upon being contacted by the fluid, the adhesion material dissolves and the shape-memory material expands to its original expanded position or shape, thereby sealing and dividing the annulus of the wellbore. | 2010-09-23 |
20100236795 | Fire Protection Sprinkler - A fire protection sprinkler includes a sprinkler body having a fluid passage extending therethrough. A plug member disposed in the fluid passage. A heat responsive unit releasably secures the plug member in the fluid passage. A pair of frame arms extend from the sprinkler body. A deflector is mounted to the pair of frame arms and includes a peripheral edge including a plurality of slots extending radially inward from the peripheral edge. The plurality of slots include a pair of slots orthogonal to the pair of frame arms and the deflector includes a pair of apertures radially inward of the pair of slots and orthogonal to the pair of frame arms. The pair of apertures include an inner arcuate portion and a radially outwardly extending portion extending from the inner arcuate portion. | 2010-09-23 |
20100236796 | FIRE SUPPRESSION SYSTEM AND METHOD - A fire suppression system includes a high pressure inert gas source that is configured to provide a first inert gas output and a low pressure inert gas source that is configured to provide a second inert gas output. A distribution network is connected with the high and low pressure inert gas sources to distribute the first and second inert gas outputs. A controller is operatively connected with at least the distribution network to control how the respective first and second inert gas outputs are distributed. | 2010-09-23 |
20100236797 | CONCEALED RESIDENTIAL SPRINKLER - A combined trigger and concealing device for an automatic fire protection sprinkler includes a first plate attached to a second plate by a heat fusible material. Each plate is formed with an aperture which receives an actuator depending from the bottom of the sprinkler. The trigger device depends a preselected distance from the bottom of the sprinkler body and includes a cover which has an outer dimension which conceals the internal components of the sprinkler from view. The cover includes openings and is dimensioned and positioned to permit heat energy to be received by the inner and outer surface of the trigger device. Conduction of heat energy from both the inner and outer surface of the trigger device permits the heat fusible material to be expeditiously raised to the preselected separation temperature. This construction minimizes response time of the sprinkler while maintaining a highly aesthetic appearance. | 2010-09-23 |
20100236798 | EXPLOSION SUPPRESSOR - The invention relates to an element ( | 2010-09-23 |
20100236799 | COMPRESSED AIR FOAM SYSTEM FOR FIRE RETARDANCE - An apparatus for protecting a structure from fire includes a foam generation system by mixing compressed air, water from a pump and a foaming agent from a metered supply together with a series of motor driven nozzles and a control device which is programable to provide a program of operation to control the motors of the nozzles so as to pre-determine a pattern by which a building is repeatedly covered by a layer of the foam. The control device can include plurality of different programs of operation of the nozzles with different times for different fire conditions. A remote control allows the apparatus to be activated from a safe remote location. An arrangement is provided to automatically start the foam generation system including an internal combustion engine. | 2010-09-23 |
20100236800 | POWER TOOL - It is an object of the invention to easily determine a currently-selected operation mode in a power tool which offers several operation modes. A representative electric hammer drill | 2010-09-23 |
20100236801 | IMPACT TOOL - It is an object of the invention to provide a technique that contributes to realizing both the switch selecting function and the handle vibration-proofing function, in an impact tool which can switch an operation mode of a tool bit. An impact tool includes a motor | 2010-09-23 |
20100236802 | Percussive Mechanism with an Electrodynamic Linear Drive - A percussive mechanism, which is provided in the form of an, e.g. pneumatic spring percussive mechanism, comprises an electrodynamic linear drive, a drive piston, which can be reciprocally moved inside a percussive mechanism housing by the linear drive, and a percussive piston. An additional hollow space is provided in front of and/or behind the drive piston and can be isolated at least in part from the surrounding area so that a pneumatic spring can be created in the additional hollow space. The pneumatic spring slows the drive piston at its returning points and facilitates a returning motion without loading the electrodynamic linear drive. | 2010-09-23 |
20100236803 | Driving cap for wooden stakes - This apparatus is a steel driving cap for forcibly driving wooden stakes into the ground utilizing a sledgehammer for striking the driving cap. The apparatus is constructed of tubular steel of various dimensions to accommodate various sizes of wood stakes. The apparatus also has a flat steel surface of various thickness (depending on the size of the wood stake) welded to the top of the apparatus to form a cap, used for striking with a hammer or sledgehammer. The apparatus also has a steel handle welded to the back side of the apparatus, used by a second person for guiding the stake as it is being driven. | 2010-09-23 |
20100236804 | HAND-HELD TOOL WITH A COUNTER-VIBRATION DEVICE - The invention relates to a hand-held tool, in particular a rotary hammer, a percussion hammer, or a sabre saw. The hand-held tool is equipped with a drive unit and a stroke-generating element; the drive unit is embodied to move the stroke-generating element in a reciprocating fashion along a translation axis. The hand-held tool has at least one counterweight; the counterweight is operatively connected to the drive unit in such a way that it is possible to at least partially compensate for forces at least indirectly caused by the reciprocating motion. According to the invention, the counterweight in the hand-held tool is supported so that it is able to move, in particular to reciprocate, coaxial or parallel to the translation axis. | 2010-09-23 |
20100236805 | HAND-HELD POWER TOOL - The invention is based on a hand-held power tool, in particular a cordless screwdriver, having a drivable output shaft, a supporting element, and a roller bearing unit that is provided to transmit a supporting force of the output shaft to the supporting element. According to the invention, the output shaft and/or the supporting element constitutes at least one roller element running surface of the roller bearing unit. | 2010-09-23 |
20100236806 | Oscillating Tool With Vibration Damping System - An oscillating tool comprises a housing that accommodates a motor which for driving a tool is coupled with a drive shaft via an oscillation drive, for driving it about its longitudinal axis rotatingly oscillatingly. For reducing vibrations, there is provided an inertial mass that is movably held on the housing via at least one spring element. | 2010-09-23 |
20100236807 | BATTERY PACK - An electrical combination including a driver drill capable of producing an average current draw of approximately 20-amps, a circular saw capable of producing an average current draw of approximately 20-amps, and a power tool battery pack operable to supply power to the driver drill and to the circular saw, the battery pack including a plurality of battery cells, the plurality of battery cells each having a lithium-based chemistry. | 2010-09-23 |
20100236808 | LIGHTNING PROTECTION DEVICE: WET/DRY FIELD SENSITIVE AIR TERMINAL - A lightning protection device having a grounded Franklin rod and a conductive device attached to the rod and defining a predetermined overall shape of a predetermined size therearound. The lightning protection device is particularly devised to limit the amount of corona discharges under the ambient ground fields associated with lightning storms while the upward leader inception requirements remain unchanged during the descent of a lightning leader. The lightning protection device has a corona inception voltage that is substantially insensitive to contamination from pollution, insects, vermin or water droplets | 2010-09-23 |
20100236809 | ERGONOMIC BED LOCATOR - A locator can comprise a protective cover and a plurality of service outlets. The protective cover can be configured to be mounted on a wall. The protective cover can include a lower edge. The lower edge can be positioned at a height of less than about 10 inches above a floor. The plurality of service outlets can be coupled to the protective cover and can be positioned at a height of over 22.5 inches above the floor | 2010-09-23 |
20100236810 | SHIELDED CABLE - A shielded cable includes an inner conductor, a first insulator, a first outer conductor, a second insulator, and a second outer conductor, which are coaxially disposed in this order from an inner side, and has an outer circumference coated by an insulation sheath. | 2010-09-23 |
20100236811 | Electrical Cable Having Crosslinked Insulation With Internal Pulling Lubricant - Electrical power cable having a reduced surface coefficient of friction and required installation pulling force, and the method of manufacture thereof, in which the central conductor core, with or without a separate insulating layer, is surrounded by a sheath of crosslinked polyethylene. A high viscosity, high molecular weight silicone based pulling lubricant or fatty acid amide pulling lubricant is incorporated by alternate methods with the polyethylene to form a composition from which the outer sheath is extruded, and is effective to reduce the required pulling force on the cable during installation. | 2010-09-23 |
20100236812 | LAN CABLE AND METHOD FOR MAKING THE SAME - A cable has at least a first layer of twisted pairs, having a combination of unshielded twisted pairs, and shielded twisted pairs as well as a second layer of twisted pairs, also having a combination of unshielded twisted pairs, and shielded twisted pairs. | 2010-09-23 |
20100236813 | Alien Crosstalk Suppression with Enhanced Patch Cord - Systems and methods for decreasing alien crosstalk use enhanced patch cords for introducing additional attenuation. The enhanced patch cords are preferably shielded to reduce alien crosstalk down their lengths and also attenuate signals passing therethrough to a greater extent than standard communication patch cords. The interaction of two enhanced patch cords results in two suppression steps for alien crosstalk and only one suppression step for intended signal passing through a communication cable. | 2010-09-23 |
20100236814 | HIGH-FREQUENCY DIGITAL A/V CABLE - In high-frequency digital A/V cable having high-frequency signal line sets and low-frequency signal lines arranged in a parallel array, a metal shielding layer is set within an isolation layer inside the outer plastic sheath to surround the two high-frequency signal lines of each high-frequency signal line set for EMI protection, and a metal ground wire is arranged within the outer plastic sheath at one lateral side of the parallel array of the high-frequency signal line sets and low-frequency signal lines in a parallel manner. | 2010-09-23 |
20100236815 | PLANAR CONTACT WITH SOLDER - A method of fixing reflowable elements on electrical contacts. The method includes providing a strip having a number of electrical contacts, each contact including a contact body and a tail portion extending away from the contact body. The tail portions of the contacts are then disposed adjacent an elongate reflowable member. The elongate reflowable member is pushed onto the tail portions of the plurality of contacts. Subsequently, the elongate reflowable member is cut into a plurality of separate reflowable elements, each reflowable element corresponding to one of the tail portions. The electrical contacts with the reflowable element attached thereto are separated from the strip. | 2010-09-23 |
20100236816 | INSULATOR FOR ELECTRIFIED ELEMENTS - An insulator member comprises a set of passages ( | 2010-09-23 |
20100236817 | PACKAGE SUBSTRATE WITH A CAVITY, SEMICONDUCTOR PACKAGE AND FABRICATION METHOD THEREOF - A method of making a package substrate includes providing a cladding sheet comprising a first metal layer, a second metal layer and an intermediate layer between the first and second metal layers; etching away a portion of the first metal layer to expose a portion of the intermediate layer thereby forming a metal island body; laminating a first copper clad on the cladding sheet comprising a first copper foil and a first insulating layer; patterning the first copper foil to form a first circuit trace; patterning the second metal layer to form a second circuit trace; removing the metal island body to form a cavity in the first insulating layer; and removing the intermediate layer from bottom of the cavity. | 2010-09-23 |
20100236818 | CIRCUIT BOARD WITH ESD PROTECTION AND ELECTRONIC DEVICE USING SAME - A circuit board includes a signal layer and a power supply layer. The signal layer includes a first surface and a second surface opposite to the first surface. A number of pads are formed on the first surface for connecting to an electronic component. The power supply layer is formed on the second surface of the signal layer. The power supply layer includes an insulating substrate and at least one conductor formed on/in the insulating substrate. The conductor which is located under the pads defines a number of holes corresponding to the pads, each hole is substantially aligned with the corresponding pad, and the size of each hole is larger than the size of the corresponding pad. | 2010-09-23 |
20100236819 | PRINTED CIRCUIT BOARD AND METHOD FOR MAKING THE SAME - A method for making a printed circuit board includes: (a) preparing a laminate having a ceramic substrate, first and second metal foils disposed on two opposite surfaces of the ceramic substrate, and a through hole extending through the ceramic substrate and the first and second metal foils; (b) filling the through hole with a metal paste such that the metal paste is in contact with the first and second metal foils; and (c) sintering the metal paste and the laminate such that the metal paste is connected electrically to the first and second metal foils. A printed circuit board made according to the method is also disclosed. | 2010-09-23 |
20100236820 | PREPREG HAVING UNIFORM PERMITTIVITY, AND METAL CLAD LAMINATES AND PRINT WIRING BOARD USING THE SAME - A prepreg, and a metal clad laminate and printed wiring board including the prepreg. The prepreg includes a substrate and a liquid crystal polymer resin impregnated into the substrate, and has a surface roughness in a range of 0.1 to 5.0 μm on one or both surfaces thereof. | 2010-09-23 |
20100236821 | Electronic Component-Embedded Printed Circuit Board - Disclosed herein is an electronic component-embedded printed circuit board including: a base plate including an insulating resin layer and circuit layers; and an electronic component embedded in the insulating resin layer, wherein the insulating resin layer has a thickness 1.3˜3 times greater than that of the electronic component. The electronic component-embedded printed circuit board has an optimum thickness ratio of its constituents in order to minimize the warpage thereof at the time of manufacturing the same. | 2010-09-23 |
20100236822 | WIRING BOARD AND METHOD FOR MANUFACTURING THE SAME - A wiring board is formed with a substrate, conductive patterns laminated in the thickness direction of the substrate, multiple pads having a predetermined pitch and formed on the same layer as the conductive patterns, a conductive bonding layer arranged on each of the multiple pads, and an electronic component having electrodes. Here, the electronic component is arranged inside the substrate. The electrodes of the electronic component and the multiple pads are electrically connected to each other by means of bonding layers. Also, the height of each of the multiple pads is greater than the height of the conductive pattern adjacent to each pad. Moreover, a protective material related to the bonding layers is not formed at least on the layer where the pads and the first conductive patterns are formed. | 2010-09-23 |
20100236823 | RING OF POWER VIA - Systems and methods for providing plated through-holes (PTH) in PCBs, which advantageously allow improved soldering capabilities, are described herein. Such systems and methods are achieved by reducing the heat sinking effects of PTHs by providing one or more vias surrounding the PTHs to provide an electrical connection between the PTH and the internal and bottom conductive layers of a PCB. In this regard, the PTHs are spaced apart from at least one of the internal conductive layers (e.g., ground or power layers), so the heat sinking effects are reduced. This feature enables molten solder to substantially fill the entire PTH before freezing, thereby improving the mechanical and electrical connection between an electrical component and the PCB. | 2010-09-23 |
20100236824 | SMART WALL BOX - A building automation system is provided and includes a wall box of a building, a control device configured to be mounted on the wall box, the control device including a micro controller and a memory, the memory having executable instructions stored thereon, which, when executed, cause the micro controller to control an environmental condition within the building, and a configuration memory unit, mounted on the wall box and external from the control device, the configuration memory unit including information stored thereon for configuring the control device, wherein, when executed, the executable instructions further cause the micro controller to access the information when the control device is mounted within the wall box and to configure the control device in accordance with the information. | 2010-09-23 |
20100236825 | Assemble structure of connection device and electric device, connection device and electric device used for the same - An assemble structure includes: a connection device including a support element on one side of an attachment surface, a first connector on the attachment surface, and a key groove on a support surface of the support element; and the electric device including a casing to be attached to the attachment surface, a second connector on one surface of the casing electrically coupled with the first connector, and a key protruding from the one side of the casing. The electric device is rotatable via a hinge provided by the support element and the casing when one side of the casing faces a support surface of the support element. The key groove on the support surface corresponds to the key on the one side of the casing. | 2010-09-23 |
20100236826 | PROTECTOR FOR WIRE HARNESS - A protector for a wire harness has a U-shaped main body casing for receiving a wire harness and a lid for closing an opening in the main body casing. The main body casing has opposite longitudinal ends with inlet and outlet portions for passing the wire harness. The inlet and outlet portions define tape-supports to be secured to the wire harness by tape-wrapping. A tape-support also is provided on a longitudinal end of the lid at a side of at least one of the inlet and outlet portions. The tape-support of the lid is slanted to contact an outer surface of the wire harness. The wire harness is disposed between the tape-supports of the lid and the main body casing. A tape is wound around the tape-supports of the main body casing and the lid to secure these portions to the wire harness. | 2010-09-23 |
20100236827 | WIRING HARNESS AND METHOD OF FORMING A WIRING HARNESS - A protective tape ( | 2010-09-23 |
20100236828 | TOOL FOR DRILLING THROUGH LOOSELY PACKED MATERIALS - There is described a method of laying pipe ( | 2010-09-23 |
20100236829 | STABILIZER FOR DRILL STRINGS - Apparatus and methods for using the drilling apparatus to increase the linear direction of the drilling action are described. The drilling apparatus contains a drill rod that is fitted with a reinforcing sleeve that is located on the drill rod as close as possible to the drill bit. The outer diameter of the sleeve is configured to be substantially the same as the bit diameter and, if necessary, just slightly smaller than the bit diameter. The sleeve reinforces the drill rod next to the drill bit and reduces and substantially eliminates the gap between the drill rod and the borehole in the vicinity of the drill bit. The sleeve, therefore, reduces the wobble of the drill bit in the borehole and reduces the drill bit from wavering from a straight linear drilling direction. The reinforcing sleeve can contain helical channels for moving material displaced by the drilling process away from the drill bit. | 2010-09-23 |
20100236830 | APPARATUS FOR DIRECTIONAL CONTROL OF A DRILLING TOOL - A directional-control apparatus for a drilling tool, in which the direction of the drilling tool during the drilling of a borehole is controlled by means of at least one steering body which is moved radially against the wall of the borehole, the movement of the at least one steering body relative to the centre axis of the directional-control apparatus being adjustable in order to steer the drilling tool in a desired direction and at a desired deflection, and at least one electrically operated actuator being connected via at least one set of transmission elements to the at least one steering body and arranged to move the at least one steering body into a position relative to the centre axis of the directional-control apparatus, the relative position having the effect that the drilling tool is steered in the desired direction and at the desired deflection. | 2010-09-23 |
20100236831 | Excavation Tool - Provided is an excavation tool which can firmly fix a locking pin so that the locking pin does not move even in the case of an impact during excavation and/or the locking pin being pushed out in the insertion/removal direction. | 2010-09-23 |
20100236832 | PERCUSSIVE DRILL BIT PROVIDED WITH AN IMPROVED CHUCK ASSEMBLY - A percussive drill bit provided with an improved chuck assembly for a down-the-hole drill hammer. The bit has a head at its forward end with a shank extending from the head. The shank is screw threaded along its length. A reciprocating chuck is provided as a sleeve with internal screw thread as corresponding to those of the shank. The shank is releasably secured in the chuck with the read end of the shank providing a striking face. An arrangement of external splines on the chuck, and a retaining shoulder at its rear end, provide for the required guided movement of the chuck within a drill hammer wear sleeve. | 2010-09-23 |
20100236833 | Displaceable Plug in a Tool String Filter - A filter for a drill string comprises a perforated receptacle having an upper end and a lower end. The upper end of the filter comprises a drilling mud intake, and the lower end of the filter comprises an opening. A displaceable plug is seated on the opening at the lower end. | 2010-09-23 |
20100236834 | HARDFACING COMPOSITIONS, METHODS OF APPLYING THE HARDFACING COMPOSITIONS, AND TOOLS USING SUCH HARDFACING COMPOSITIONS - A hardfacing composition comprising an iron-based binder alloy; and a carbide phase comprising a sintered carbide and a cast tungsten carbide, wherein the cast carbide is present in a quantity of at least 22% by weight, based on the total weight of the carbide phase, and the cast carbide comprises particles having sizes in the range of from 30 to 60 mesh. Also provided is a hardfacing composition comprising an iron-based binder alloy; and a carbide phase comprising a super dense sintered carbide and one or more additional carbide materials, wherein the super dense sintered carbide is present in a quantity of at least 10 percent by weight (% w), based on the total weight of the carbide phase, and comprises particles having sizes in the range of from 16 to 40 mesh. Included are methods of manufacturing such hardfacing compositions and downhole tools having such improved hardfacing compositions applied thereon. | 2010-09-23 |
20100236835 | Percussion Drilling Assembly and Locking System Therefor - A percussion drilling assembly includes an outer tubular, an inner tubular coupled within the outer tubular, a drill bit slideably disposed within the inner tubular, and a locking system that is actuatable by translation of the drill bit relative to the locking system, whereby the locking system is configured to prevent rotation of the inner tubular relative to the outer tubular in at least a first direction. In some embodiments, the locking system includes a plurality of locking members, each rotatable between an engaged position, wherein the inner tubular is prevented from rotating relative to the outer tubular in the first direction, and a disengaged position, wherein the inner tubular is rotatable relative to the outer tubular in a second direction opposite the first direction. In other embodiments, the locking system includes a locking member which is extendable to prevent rotation of the inner tubular relative to the outer tubular in at least the first direction. | 2010-09-23 |
20100236836 | THERMALLY STABLE POLYCRYSTALLINE DIAMOND MATERIAL WITH GRADIENT STRUCTURE - A diamond construction may include a diamond body comprising a plurality of bonded-together diamond crystals forming a matrix phase, and a plurality of interstitial regions disposed between the bonded-together diamond crystals, the diamond body comprising: a first diamond region extending a depth from a surface of the diamond body being substantially free of a catalyst material used to form the diamond body, wherein the first diamond region comprises the matrix phase and in at least a portion of the plurality of interstitial spaces, the first diamond region comprises a metal carbide and an inert metal, wherein the metal carbide is formed as a result of reaction between the diamond crystals in the matrix phase and a carbide-forming metal; and a second diamond region adjacent the first diamond region comprising the matrix phase and a Group VIII metal in the interstitial regions. | 2010-09-23 |
20100236837 | CUTTING TOOL INSERT AND DRILL BIT SO EQUIPPED - A polycrystalline diamond abrasive cutting element consists generally of a layer of high grade polycrystalline diamond bonded to a cemented carbide substrate. The polycrystalline diamond layer has a working surface and an outer peripheral surface and is characterized by having an annular region or a portion thereof adjacent the peripheral surface that is lean in catalysing material. A region adjacent the working surface is also lean in catalysing material such that in use, as a wear scar develops, both the leading edge and the trailing edge thereof are located in a region lean in catalysing material. | 2010-09-23 |
20100236838 | BABY BATH DEVELOPMENT AND WEIGHING SYSTEM - A weighing system comprising an integrated bathing weighing unit having a container and a sensing arrangement associated with the container and configured to provide data indicative of a weight of a body located within the container. | 2010-09-23 |
20100236839 | PORTABLE MEDICAL APPARATUS - The invention regards a portable medical apparatus made up of at least two devices ( | 2010-09-23 |
20100236840 | DRAFT PROTECTION DEVICE FOR A BALANCE AND HAVING A FRICTION REDUCTION DEVICE - A draft protection device for a balance and a balance equipped with the draft protection device, wherein the draft protection device includes front and rear panels, two side panels and a top panel, and four posts which are fixedly mounted on a top cover of the balance, and wherein the posts extend vertically. The front and rear panels rest against the posts and are held in place by grooves provided in front and rear top frames which are connected to the top ends of the posts. The side panels are slidable while the front and rear panels are stationary. A friction reduction device mounted in the scale top cover so that the side panels slide along the friction reduction device. | 2010-09-23 |
20100236841 | ELECTRONIC BALANCE - An electronic balance is provided where precise correction can be carried out by using incorporated weight and the weight and the size can both be reduced. The electronic balance is provided with a main Roberval mechanism R | 2010-09-23 |
20100236842 | SEALING MECHANISM - The invention relates to a sealing mechanism for a scale, in which a connection element connected to a moving lifting element seals or opens an annular gap, wherein, for an opened annular gap, the connection element and lifting element form a biasing load for the weighing sensor of the scale. | 2010-09-23 |
20100236843 | DATA INPUT DEVICE - A data input device may include a touch input interface having a touch sensing mechanism, and a plurality of regions of material that is arranged to change its shape, size or rheology on application of an applied voltage. The data input device may activate a region of the plurality of regions of material touched by a user by applying a voltage in the region to change the shape, size, or rheology of material in the region on detection of a user touch in the region by the touch sensing mechanism to provide a tactile indication of the region touched by the user. | 2010-09-23 |
20100236844 | FAST TRACKED GROUND VEHICLE - An unmanned guided vehicle that is at least twice as fast as those of the prior art, lighter, less vulnerable, and more reliable than the prior art having at least one of: a dual-action dogleg suspension system; a track system comprising a plurality of cleats, a rubber insert secured to each cleat, and two cables serially joining each cleat to make up a track; a track guide system comprising a shark fin secured to each cleat that runs through a plurality of track guides; a dry clutch and braking system; a tubular chassis comprising a tubular center chassis and a tubular suspension chassis; a spring-loaded piston track tension compensator system; a flat drive tooth drive sprocket system that allows for clearing foreign debris from between the teeth; and a suspension carrier modular design assembly system comprising a passenger side suspension carrier, center cage, and driver's side suspension carrier. | 2010-09-23 |
20100236845 | Electric Transaxle Unit - An electric transaxle unit includes an axle, an electric motor for driving the axle, a motor shaft serving as an output shaft of the electric motor, the motor shaft being not coaxial to the axle, a deceleration gear train interposed between the motor shaft and the axle, a brake adapted to brake any element in a power train between the motor shaft and the axle via the deceleration gear train, and a casing. The casing incorporates the axle, the electric motor, the motor shaft, the deceleration gear train and the brake. The casing includes an attachment portion to be attached to a frame, and wherein the attachment portion has a constant height from a center axis of the axle regardless of whether the casing is vertically inversed. | 2010-09-23 |
20100236846 | BATTERY PACK WITH DUAL MODE COOLING SCHEME - A battery pack includes a plurality of battery modules mounted within a casing. A heat exchanger receives a fluid and a valve selectively connects one of two sources of fluid to the heat exchanger. One of the two sources is at a higher temperature for providing heating fluid to the heat exchanger, and a second of the sources is at a lower temperature to provide cooling fluid to the heat exchanger. | 2010-09-23 |
20100236847 | Hybrid propulsion system - A hybrid system having an engine, a motor, a transmission, a clutch connecting the engine and the transmission, and a continuously variable transmission connecting the motor and the transmission is provided | 2010-09-23 |
20100236848 | AXIAL THRUST CONTROL FOR GEARING - An outboard thrust bearing assembly includes: a drawbolt, an inner end cap, an outer end cap, and at least one race of thrust bearings; the drawbolt for clamping the inner end cap to the outer end cap and about a pinion gear of a planetary gear, wherein the at least one race of outboard thrust bearings is retained in place by the outer end cap, the pinion gear, a planetary gear carrier and a hub cap. A wheel motor and a vehicle are disclosed. | 2010-09-23 |
20100236849 | Brushless counter-rotating electric apparatus and system - A brushless counter-rotating electric apparatus, motor, wheel hub motor, and associated vehicle includes a brushless counter-rotating electric motor that has oppositely rotating armature and stator components, oppositely rotating armature and stator output drives and, when associated with a vehicle, a control assembly for speed-on/off control of the motor and a portable electric power supply. | 2010-09-23 |
20100236850 | Method and apparatus for adding electric auto function to a gas-driven auto - The operating shaft of an auto radiator fan is adapted for connection with an electric motor whereby the electric motor rotates the operating shaft, per se, to provide rotation to the auto drive shaft. A control circuit is arranged for connecting the supplemental battery with the electric motor when the auto is driven and disconnecting the supplemental battery from the electric motor when the auto is parked, slowing down and stopping. | 2010-09-23 |
20100236851 | CONTROL OF A STARTER-ALTERNATOR DURING A HIGH-VOLTAGE BATTERY FAULT CONDITION - A method sustains auxiliary power generation aboard a mild hybrid electric vehicle (HEV) in response to a high-voltage (HV) electrical fault condition and executes one of a pair of default limp-home modes depending on the state of the engine at the time of the fault. Each limp-home mode sustains auxiliary power generation during the fault, and at least one mode charges capacitors in the HV bus circuit to provide magnetizing current to a motor generator unit (MGU). An HEV includes a controller and algorithm for sustaining auxiliary power generation during the above fault condition, with the algorithm adapted to control output of an auxiliary power module (APM) and execute one of a pair of default limp-home modes, including a mode in which the APM charges the capacitors to enable a power inverter module (PIM) to provide an initial excitation current to the MGU after the starter motor restarts the engine. | 2010-09-23 |
20100236852 | ECU ARRANGEMENT STRUCTURE FOR A VEHICLE - An engine controller structure for a vehicle, can include a duct cover having a box-like portion on a vehicle body front side thereof. The box-like portion can include an opening formed therein, and can be configured to have an intake duct of an engine connected thereto. The duct cover can be configured to be positioned sidewardly of an engine. An engine control unit can be disposed on the inside of the duct cover. The opening, configured to be connected to the intake duct, can be configured such that the intake duct is connected to an air cleaner box attached to a vehicle body rear side of the engine. The intake duct can shaped so as to be extended to a vehicle body front side from the air cleaner box. | 2010-09-23 |
20100236853 | BATTERY PACK WITH EXTENDED OPERATING TEMPERATURE RANGE - A battery pack includes a plurality of battery modules mounted within a casing. A liquid heat exchanger and at least one fan are both mounted at a position within the casing such that they are intermediate the plurality of battery modules. An electronic driveline incorporating a battery pack, and a method of operating a battery pack are also disclosed and claimed. | 2010-09-23 |
20100236854 | BATTERY PACK AND VEHICLE - Provided is a battery pack, which comprises a bipolar secondary battery ( | 2010-09-23 |
20100236855 | CONSTRUCTION MACHINE - A machine room ( | 2010-09-23 |
20100236856 | HYBRID VEHICLE - A hybrid vehicle in which an electric motor is disposed in the vicinity of a center of a vehicle body to reduce lateral expansion. The hybrid vehicle includes an engine, a motor, and a power transmission mechanism for transmitting power of the engine and the motor to a rear wheel. The engine is suspended on the vehicle body in a non-swingable manner with a cylinder extending in a substantially horizontal direction and a crankshaft provided to be oriented in a vehicle width direction. The electric motor is located in front of and above the crankshaft of the engine. | 2010-09-23 |
20100236857 | Operator Compartment Assembly - A work machine includes a frame supported for movement over the ground, a prime mover for driving movement of the frame, an operator compartment supported on the frame and a cradle coupling the operator compartment to the frame. The cradle is pivotable between an operating position and a service position and includes a biasing mechanism for biasing cradle toward the service position and an isolation mount coupling the operator compartment to the cradle. The isolation mount permits deflection of the operator compartment relative to the cradle along a selected axis. A latch mechanism releasably couples the cradle to the frame and a handle is provided for actuating the latch mechanism. The isolation mount includes a deformable member having a void defining the selected axis. The axis can be aligned with a force exerted on the cradle by the operator compartment to reduce stress on the biasing member. | 2010-09-23 |
20100236858 | VEHICLE TRANSMISSION - A vehicle having a main transmission and a front-axle transmission, the connection of which to the main transmission is effected by a connecting shaft of rigid design, a main axis of the connecting shaft and the center line of the main transmission being positioned in such a way relative to one another that there is a lateral offset angle, a longitudinal offset angle and a rotation angle between the main axis of the connecting shaft and the center line of the main transmission. | 2010-09-23 |