Abstract: A vacuum pump (10) includes a pump unit (14) and an operating unit (12) arranged spaced from the pump unit (14). The operating unit (12) is connected with the pump unit (14) for controlling it. The pump unit (14) and the operating unit (12) respectively comprise a transceiver module (20,22) for transmitting and receiving control and operational data bidirectionally in a wireless manner. The pump unit (14) and the operating unit (12) are exclusively connected with each other in a wireless manner. By the omission of electrical lines, the induction of interfering signals is excluded. Wall perforations for lead-through of electrical lines are omitted.

Abstract: In a structure for mounting a filter in a compressor, a mounting member is connected to the filter. A receiving hole is formed in a housing of the compressor for receiving therein the mounting member. A first fitting portion is formed on an inner circumferential surface of a holding portion of the filter. A second fitting portion is formed on an outer circumferential surface of the mounting member for having fitting relation to the first fitting portion for an overlap distance in a radial direction of the receiving hole. When the mounting member is received in the receiving hole with the fitting relation, the filter is disposed in a fluid passage of the housing. A clearance having a dimension is formed between an outer circumferential surface of the holding portion and an inner circumferential surface of the receiving hole. Minimum value of the dimension is smaller than the overlap distance.

Abstract: A heat-insulating mechanism in a compressor which introduces refrigerant gas from a suction pressure region to a compression chamber and discharges the refrigerant gas from the compression chamber to a discharge pressure region has a circular passage, a communication passage, a cylindrical member and a passage heat-insulating member. The circular passage, which is a portion of the suction pressure region, has a circular cross-section, and is in communication with an external refrigerant circuit. The communication passage, which is a portion of the suction pressure region, intersects the circular passage for connection therewith, and is communicable with the compression chamber. The cylindrical member is fitted into the circular passage. The passage heat-insulating member made of an insulating material covers at least a portion of a passage wall surface which forms the communication passage.

Abstract: A compressor comprises a compressing mechanism for compressing a fluid that contains lubricating oil, and a separation chamber that is to have revolved therein fluid compressed by the compressing mechanism, wherein at least part of the lubricating oil contained in the fluid is separated by centrifugal force produced by this revolution, and wherein only this introduced fluid is present in the separation chamber.

Abstract: An electrical architecture for an aircraft is provided. The electrical architecture is particularly suitable for relatively small, compact, and lightweight aircraft. In one embodiment, the electrical architecture includes an electrical generator component coupled to the aircraft engine, and an air compression system coupled to the electrical generator component. The electrical generator component is configured to receive mechanical power from the engine and to generate a constant frequency AC electrical power from the engine mechanical power, and the air compression system is configured to receive the constant frequency AC power as an input and, in response thereto, produce a pressurized air output having variable characteristics (for example, a variable flow rate or a variable air pressure).

Abstract: A multistage compressor (1) for compressing gases has a low-pressure range (7) and a high-pressure range (4), the high-pressure range (4) including at least one reciprocating compressor (3) driven via a crankshaft (5) and the low-pressure range (7) including at least one screw compressor (20) provided as a low-pressure compressor (6) having a rotating displacer (8) coupled to the crankshaft (5) of the reciprocating compressor (3).

Abstract: Compressors are provided which include a motor having a drive shaft; a compression chamber, having an inlet and an outlet; a diaphragm, disposed within the compression chamber such that when the diaphragm is deflected back and forth between a first position and a second position air is drawn in through the inlet and forced out through the outlet; a crankshaft, operatively connected to the drive shaft; a shuttle, configured to be displaced transversely by rotational movement of the crankshaft, and positioned to deflect the diaphragm by its transverse movement; and a guide configured to inhibit non-transverse motion of the shuttle. In some implementations, the compressor occupies a total volume of less than about 15 cubic inches.

Abstract: Disclosed is a hydraulic pump for a brake system including a piston installed in a bore formed in the modulator block having an inlet and an outlet such that the piston can reciprocate and having a channel communicating with the inlet, a plug installed in the bore for dividing the inside of the bore into a pressure chamber, in which the piston is located, and a discharge chamber communicating with the outlet and having an orifice communicating the pressure chamber and the discharge chamber with each other, and a discharge valve installed in the discharge chamber for opening and closing the orifice, wherein a filter for filtering oil, fed into the bore through the inlet, is installed in the bore, and surrounds the outer surface of the piston so as to guide the piston. Since the filter for filtering the oil serves as a guide member guiding the piston as well as a filtering member, the hydraulic pump reduces the number of components and reduces an occupied space.

Abstract: A baffle plate assembly has a baffle plate comprising a back plate and a partition wall. The back plate has an inner space and is attached to the housing of the compressor. The partition wall is formed on the back plate to divide the inner space of the back plate into at least one upper guiding channel communicating with the compressing chamber in the compressor and at least one lower guiding channel communicating with the motor chamber of the compressor. Accordingly, the working fluid can be respectively led into the compressing chamber and the motor chamber of the compressor through the at least one upper guiding channel and the at least one lower guiding channel in a certain proportion. Consequently, the compressor will operate at an optimal condition.

Abstract: A pump assembly supportable in a tank having an opening includes a pump such as a grinder pump and a cover attachable to the pump. The cover has a peripherally-extending portion extending outwardly from the pump and the peripherally-extending portion is sized to rest on a first surface of the portion of the tank defining the opening. A quick-release latching mechanism may include a plurality of members such as arms or pawls which are movable generally radially between a retracted position wherein the outer ends of the plurality of members are disposed inwardly of the peripherally-extending portion of the cover allowing the pump assembly to be lowered into the opening in the tank, and an extended position wherein the outer ends of a plurality of members are positionable against a second opposite side of the portion of the tank defining the opening to compress the portion of the tank forming the opening between the cover and the plurality of members.

Abstract: Disclosed therein are a compressed air pumping tire for pumping compressed air from the tire while the vehicle travels and a compressed air storing apparatus using the compressed air pumping tire. The compressed air pumping tire includes: at least one air compression chamber formed in a body of the tire and having a volume to be filled with a predetermined amount of air, the air compression chamber compressing air in such a way as to be contracted by a contact force between the road surface and the tire surface while the tire runs; at least one air intake hole adapted to fluidically communicate with an end of the air compression chamber for sucking the outside air into a contracted space of the air compression chamber to thereby make the contracted space of the air compression chamber restored; and at least one air discharge hole adapted to fluidically communicate with the other end of the air compression chamber for discharging the compressed air to the outside.

Abstract: An air compressor utilizing an electronic control system. A pneumatically controlled regulator is provided for controlling output pressure for an air compressor. Digital gauges are provided on the air compressor to replace conventional mechanical gauges. A variable speed motor is used, which in turn varies the speed of the pump. Tools are provided for an air compressor that are capable of transmitting a signal to the air compressor indicating a desired pressure and/or motor speed at which the air compressor is to operate.

Abstract: A damper mechanism for isolating vibrations from a vacuum pump constructed and adapted for coupling to a vacuum chamber, the damper mechanism including an elastomeric material, preferably an elastomer diaphragm, coupled between the pump and the vacuum chamber so as to permit the pump to move in six degrees of freedom, while transferring minimum force to the chamber.

Abstract: A ventilation fan and light (10) is disclosed which includes a housing (12) and a light kit (13). The housing (12) includes an air intake 15 adjacent the light kit and an air exhaust port (16) coupled to an exhaust duct (17). The light kit has one or more light sources (20). A motorized fan (19) is mounted within the housing. The motorized fan is operated at a low speed whenever the light source is illuminated and a high speed whenever ventilation is required. The operation of the fan at a low speed prevents the build-up of heat within the housing. The ventilation fan includes an electric circuit (22) which includes a capacitor mounted between a light source electrical branch (23) and a fan motor electrical branch (24).

Abstract: A refrigerant go-around passage is provided in a housing of a compressor. The passage takes in refrigerant discharged from a compression mechanism into the housing, makes the refrigerant go around an axial line of the compressor and finally returns the refrigerant to the discharge-port side of the housing while separating liquid contained in the refrigerant from the refrigerant by centrifugation or by centrifugation and collision. In the mid portion of the refrigerant go-around passage, a liquid returning port is provided for returning the separated liquid to the housing in such a manner that the liquid returning port has an orientation that has a component in a direction of gravity and that is deviated from a traveling direction of the refrigerant.

Abstract: This invention provides a compressor that can efficiently return lubricating oil through an oil storage chamber to a lubrication target site without residence of the lubricating oil within the discharge chamber and can prevent deterioration in lubrication performance. The compressor comprises a housing having a discharge chamber for lubricating oil-containing hydraulic fluid and a discharge port communicating with the discharge chamber, a rotational shaft extended into the housing, a compression unit for the suction, compression and discharge of the hydraulic fluid through the drive of the rotational shaft, and a lubricating oil separator comprising a separation chamber and an oil storage chamber. The separation chamber is provided between the discharge chamber and the discharge port in the housing. The oil storage chamber is located below the separation chamber. Lubricating oil separated from the hydraulic fluid in the separation chamber is introduced through an oil hole is stored in the oil storage chamber.

Abstract: Provided is a water-cooled air compressor which is capable of restraining lowering of the performance of a plate type compressor for heat-exchanging compressed air from a compressor body, with cooling water due to clogging of gaps between plates in the heat-exchanger by dust or the like, incorporating a first solenoid valve and a second solenoid valve connected respectively in a cooling water supply pipe line and a cooling water discharge pipe line of the heat-exchanger, an air feed pipe line connecting between a compressed air supply pipe line on the outlet side of the heat-exchanger and the cooling water discharge pipe line, a third solenoid valve and a check valve connected in the air feed pipe line, a discharge pipe line connected in a discharge pipe line 18 so as to branch therefrom, a fourth solenoid valve connected in the discharge pipe line, and a control device for controlling opening and closing of the first to fourth solenoid valves.

Abstract: A water pumping device includes a water storage tank, a water tower, a pressure differential pump, and two pumping pipes. The pressure differential pump includes two opposite cylinders, two pistons, a connecting rod, two equivalent-diameter retractable air pipes, and two air control valves. Thus, the air pipes are expanded by the compressed air from the air control valves, and the two pistons are movable reciprocally in the cylinders by driving of the air pipes to introduce the water in the water storage tank through the pumping pipes into the water tower in an alternating manner so as to pump and supply the water into the water tower successively.

Abstract: An apparatus and method are provided for pumping a cryogenic fluid from a storage vessel. The cryogenic fluid is pumped from the storage vessel to a heat exchanger and then to a delivery conduit. A pressure sensor measures fluid pressure in the delivery conduit. An electronic controller is programmed to monitor a signal from the pressure sensor, process the signal to determine from the measured process fluid pressure when cryogenic pump performance is degraded, and to send a signal to an operator of the apparatus indicating when the electronic controller determines that cryogenic pump performance has degraded below a predetermined threshold volumetric efficiency.

Abstract: An extremely thin profile filter is sized and configured to be installed between tubing couplers of an automotive air conditioning system in regions of an engine compartment that are cramped or otherwise will not accommodate a longer in-line filter. The filter includes a thin flat filter housing formed from first and second thin shells joined together at opposed inside faces. Each shell is formed with a shallow well on its inside face and the wells align to define an interior camber within the filter housing. The outside opposing faces of the filter housing are configured to mate with corresponding sections of a tubing coupler so that the filter is installed by being sandwiched between the sections of the tubing coupler.

Abstract: An inflatable item includes a hollow body and a valve is connected to the hollow body. The valve is a bladder which has an inlet from which air is introduced in the bladder, and an outlet through which the air is introduced into the hollow body. A tubular insertion is engaged with the inlet and has a passage defined therethrough. A bouncing member is mounted to the tubular insertion so that the user compresses the bladder to push the air in the bladder into the hollow body and the bouncing member bounces the bladder back to original status. The hollow body can be inflated by repeatedly compressing the bladder. A cap removably seals the inlet after the inflatable item is inflated.

Abstract: A pump for inflatable objects having a housing including an air inlet and an air outlet, a motor positioned within said housing, an impeller positioned within the housing for moving air, a light source defined on an exterior of the housing; and a reflector disposed on the housing proximate the light source.

Abstract: The combination of a generator with an air compressor includes an engine having; a generator, a clutch device, an air compressor and a speed accelerating/decelerating mechanism. The engine includes a throttle disposed at a side thereof. The generator includes a power-generating module, an output unit and a shell. The clutch device is comprised of a solenoid valve. The air compressor includes an air-compressing module connected to the clutch device, a plurality of air reservoirs connected to the air-compressing module, and a pressure sensor installed between the air reservoirs and the solenoid valve of the clutch device. The speed accelerating/decelerating mechanism is connected to the throttle of the engine. The speed accelerating/decelerating mechanism includes a motor electrically connected to the output unit, wherein the motor is adapted for moving the throttle to control the speed of the engine.

Abstract: A kit for repairing and inflating inflatable articles, comprises an electric compressor unit; a container of sealing fluid connectable to the compressor unit; a plug for connecting the compressor unit to a power outlet; electronic control means connected to the plug and to the compressor unit; and an electronic switch connected to the electronic control means and for transmitting a control signal to activate the compressor unit. In particular, the electronic control means is designed to only activate the compressor unit when the control signal is received after a power signal transmitted when the plug is connected to the power outlet.

Abstract: A method is provided for regulating fluid pump pressures by detecting an elevation differential between a fluid flow control device and the distal end of a fluid line in communication with the fluid flow control device. A fluid flow control device, for instance a peritoneal dialysis device, is at a first height, a distal end of a fluid line is at a second height, and a valved outlet, when open, affords communication between the fluid flow control device and the distal end of the fluid line. The elevation differential is correlatable with a pressure measurable during a calibration procedure provided as a part of the methodology.

Abstract: A system, in one embodiment, may include a chassis, an engine coupled to the chassis, a generator coupled to the engine, and a rotary screw compressor coupled to the chassis independent from the engine. The engine may be configured to drive both the generator and the rotary screw compressor. A method, according to another embodiment, may include isolating a rotary air compressor from an engine and a generator in a common chassis. The isolating may include separately mounting the rotary air compressor and the engine with a resilient or distance adjustable connection in between. The isolating also may include resiliently mounting the engine, or the rotary air compressor, or both.

Abstract: The invention relates to a cooling device, which comprises a cooling fan and a heatsink. The heatsink is directly attached to the heating element to absorb its heat and the cooling fan is disposed on top of the heatsink to dissipate the heat. The heatsink includes a central heat dissipation body and a plurality of fins extending from the periphery of the central heat dissipation body. The central heat dissipation body has a fully-sealed hollow chamber filled with a cooling liquid and disposed an agitator. The agitator is disposed a magnetic element, and where the magnetic element corresponds to the rotor of the cooling fan must have a magnetically-attracting and mutually-dragging device in operation. By way of the magnetic attraction between the rotor of the cooling fan and the agitator, a better heat dissipation effect is secured, the chamber remains a fully-sealed room, and the cooling liquid overflow issue can be ruled out accordingly.

Abstract: A pricing method and system. The method includes receiving by a computing system data associated with a business. The data comprises a first list of negotiated pricing rates and associated skills, a second list of requesters, and a third list of suppliers. The computing system, receives business factors data. The computing system determines requester options with respect to the negotiated pricing rates. The requester options are dependent on the business factors data. The computing system determines supplier options with respect to the negotiated pricing rates. The supplier options are dependent on the business factors data. The computing system determines sourcing buyer authorization options with respect to suppliers and the negotiated pricing rates. The computing system generates a pricing report comprising the requester options, the supplier options, the sourcing buyer authorization options, and the business factors data.

Abstract: A method is provided for regulating fluid pump pressures by detecting an elevation differential between a fluid flow control device and the distal end of a fluid line in communication with the fluid flow control device. A fluid flow control device, for instance a peritoneal dialysis device, is at a first height, a distal end of a fluid line is at a second height, and a valved outlet, when open, affords communication between the fluid flow control device and the distal end of the fluid line. The elevation differential is correlatable with a pressure measurable during a calibration procedure provided as a part of the methodology.

Abstract: The compressor-evaporator system for liquefied gas contained in a tank comprises, in addition to a deice for evaporation by heat exchange with a liquid and devices for conditioning and transferring gas to a pipeline, a motor-driven turbopump comprising a rotary assembly of high bending stiffness on a common shaft line, with at least one high pressure pump, a turbine, and a central electrical machine capable of being used in motor mode or in generator mode. The rotary assembly of the motor-driven turbopump is adapted to present a high speed of rotation, greater than 12,000 rpm, while remaining outside ranges for exciting critical speeds in rotation. All of the internal portions of the motor-driven turbopump are immersed in a cryogenic fluid that is the same as the liquefied gas contained in the tank. The internal cavities of the motor-driven turbopump that are under different thermodynamic conditions are separated by contactless dynamic seals.

Abstract: A conductive device for a cooling fan with luminous figures provides a first circuit board, which surrounds and fits with the axial barrel in the fan frame, and the first and second conductors of the first circuit board connect with the first and second bearings respectively. The central shaft of the fan wheel fits with the first and second bearings and is surrounded with an elastic member on top of the first bearing. An insulation portion of the shaft is disposed at a position corresponding the first bearing and the elastic member. A second circuit board, which is attached to one of the blades on the fan wheel, provides luminous components and contacts with the elastic member and the shaft respectively. Once the fan is powered on and electricity is reached to the second circuit board via the first and second conductors, the first and second bearings and the elastic member, the luminous component is lighted up to show bright figures along with running fan wheel.

Abstract: A water pump comprises a pump body, a cylindrical supporting portion, a pulley, a shaft portion, an impeller, a seal member, a pulley cylinder portion, a wall portion, a through-hole formed, a cover covering the wall portion and the pulley cylinder portion of the pulley from one side of the pulley, and the cover formed in a cylindrical shape with a bottom portion and including a reservoir for receiving fluid that has leaked through the seal member.

Abstract: A motor-fan unit includes a thermal device serving to monitor the operating temperature of the motor-fan unit. The thermal device is secured to the motor-fan unit through a frictional fit between the thermal device and a cavity provided in an end plate assembly and the field laminations of the motor-fan unit.

Abstract: A portable emergency appliance comprises a housing and an integrated power source. A retractable handle extends from the housing between a first position and a second position. Retractable cables are connected to the power source and are removably connectable to the retractable handle, such that the cables are secured by the handle when the handle is in the first position, and are at least partially extended when the handle is in the second position. The cables are then releasable from the handle at the second position, to typically provide further extension and retraction to render service to an external entity. The power source is preferably rechargeable. The emergency appliance may preferably provide a variety of other functions, such as but not limited to AC power, DC power, pressurized air, lighting, tool storage and/or data storage and/or display.

Abstract: A system for dispensing and filtering fluid is disclosed, in which the fluid flow path is substantially vertical from the fluid inlet through fluid dispense. Substantially all wetted surfaces are Teflon® or some similar non-contaminating fluid, for applications such as cleanroom processes. A valve and a filter chamber are incorporated into a pump head to simplify the flow path and reduce potential contamination points. Preferred methods, and chips or other microelectronic devices fabricated from the apparatus or methods, are also disclosed.

Abstract: An air compressor assembly including a rotatable handle that provides protection and structure for transporting the apparatus. The apparatus further includes a plurality of air tanks each of which are configured to be removable and replaced when necessary.

Abstract: In a fuel supply pump, a fuel relief path relieves a part of fuel, which is supplied through a part of fuel supply path connected between a control valve and a compressing chamber of a pump element, into a slidably contact portion between a plunger of the pump element and a plunger driving unit.

Abstract: The object of the present invention is to provide an electromagnetic vibrating pump which can enhance dust collecting function, reduce the number of times of maintenance working and improve the rate of operation. The present invention is an electromagnetic vibrating pump, having a suction orifice sucking air and vent orifices venting said air in an internal cyclone chamber and equipped with a centrifugal dust collector having a cyclone generating portion at which a generating portion for generating cyclone action to the atmosphere which was sucked in the cyclone chamber through said suction orifice is provided.

Abstract: An integrated liquid cooling system (100) includes a pump (10), a mounting base (15), a heat dissipating member (20). The mounting base defines therein a through hole (151). The heat dissipating member is mounted to and maintained in fluid communication with the mounting base. The pump is received in the through hole of the mounting base. The pump has a bottom plate for thermally contacting a heat generating component and is configured for driving a coolant to circulate through the mounting base and the heat dissipating member. The pump, the mounting base and the heat dissipating member of the liquid cooling system are combined together to form an integrated and compact structure without utilizing any connecting pipes or fittings.

Abstract: A heat exchange device is provided with a partition wall and a heat radiation member. The partition wall separates a first space from a second space. The partition wall is made from a resin. The partition wall includes a through hole extending from the first space to the second space. The heat radiation member is fixed to the through hole. The heat radiation member is made from a metal. One end of the heat radiation member is disposed within the first space and the other end of the heat radiation member is disposed within the second space. An outer surface of the heat radiation member and an inner surface of the through hole are chemically bonded, whereby a gap between the heat radiation member and the through hole is sealed.

Abstract: A filter and pump include complementary engagement features such that the filter is inserted into the pump and thereafter rotated approximately 90 degrees to engage a twistlock feature. In this manner, filter attachment is maintained without additional fasteners, spring clips, clamping plates, etc.

Abstract: A fuel supply pump uses a low-pressure supply pump for pumping up a low-pressure fuel, and a pump element having a plunger for increasing pressure of the low-pressure fuel supplied by the low-pressure supply pump. Part of the low-pressure fuel discharged from the low-pressure supply pump is supplied to a pump cam chamber as a lubrication fuel for sliding portions in the pump cam chamber. Part of the lubrication fuel in the pump cam chamber is sucked in or supplied by the low-pressure supply pump from a fuel film portion. Therefore, the lubrication fuel can be forcibly supplied to the bearing portions using the low-pressure supply pump in a uniform flow rate to the bearing portions, thereby stabilizing lubricating conditions of the bearing portions.

Abstract: A pump includes a cam member and an armature plate received on an input shaft rotatably supported with a differential housing of a clutch. The pump also includes a cylinder rod slidingly received in a chamber of a master cylinder to pressurize a hydraulic fluid. The cam member includes a ring and a back plate. The ring has an outer, preferably symmetrical, surface with a variable radius defining a ramped portion for outwardly driving the cylinder rod when the cam member is rotated either forward or backward with respect to the differential housing. A coil generates an electromagnetic field when activated drawing the cam member towards the armature plate such that contact forces causes the cam member to rotate with the armature plate. A roller disc is rotatably supported at one end of the cylinder rod for rolling contact between the cylinder rod and the cam surface of the cam member ring.

Abstract: A method and apparatus are disclosed for filtering out particles in a fluid, the method comprising providing the fluid, creating a turbulent flow in the fluid, and collecting the particles.

Abstract: A vacuum support includes a vacuum plate having a top surface and a bottom surface, the vacuum plate having a mechanical stop extending from the bottom surface; an elastomeric seal extending along a periphery of the bottom surface, the vacuum plate and the elastomeric seal defining a vacuum space; and a vacuum source in communication with the vacuum space. Upon attaching the vacuum plate to a mounting surface by reducing pressure in the vacuum space, the stop is in engagement with the mounting surface.

Abstract: Disclosed is a hermetic compressor capable of reducing the number of parts and increasing working efficiency in the assembling process. The hermetic compressor includes a cylinder block having a compression chamber, and an assembly having a main body that includes an intake hole through which a refrigerant is drawn into the compression chamber and an exhaust hole through which the refrigerant is exhausted from the compression chamber and is coupled to one side of the cylinder block, and a cover that is coupled with the main body and includes a first resonant chamber communicating with the intake hole and a second resonant chamber communicating with the exhaust hole.

Abstract: The filter housing has a filter outlet portion with a central filter outlet passage. The outlet portion includes a terminal end portion defining a filter nozzle. The filter nozzle forms a nozzle passage between the filter nozzle and the pump housing. The nozzle passage communicates with an annular recess formed in the filter outlet portion. The annular recess receives return bypassed hydraulic fluid from a regulator valve for distribution into an inlet stream of fluid flowing through the filter outlet passage. The inlet stream velocity is increased which increases the pressure at the pump inlet. The increased pressure at the pump inlet allows the pump to operate at higher speeds without cavitation.

Abstract: The present invention is an apparatus and method for controlling pressure, pumping a vacuum and providing abatement for a plurality of vacuum processing chambers. The system may be used in semiconductor manufacture. Multiple vacuum processing chambers are exhausted by turbo pumps into a common abatement chamber, which is maintained at sub-atmospheric pressure by a backing pump. Pressure in the processing chambers is independently controlled. The internal volume of the abatement device provides a buffer that reduces the effect of pressure changes in one processing chamber affecting pressure in the other chambers.

Abstract: A control device includes a shot-pulse control unit that provides, at a time of starting a synchronous motor, a predetermined current to each phase of a stator of the motor for a short time; a detecting unit that detects a current flowing through each phase when the predetermined current is provided; an estimating unit that estimates a position of the rotor by comparing detected values; a voltage control unit that controls application of a voltage to the synchronous motor based on a high-pressure side pressure of the compressor when the compressor is failed to be started due to any cause; and a magnetism-resistant section having a conductive layer sandwiched by insulating layers. The magnetism-resistant section covers a portion of a substrate of the control device, and a portion at which the conductive layer is exposed is in contact with the housing or a part conducting heat to the housing.

Abstract: A fluid manifold usable with a welder and air compressor combination. The manifold is constructed of a single unitary manifold block and which is divided into two separate fluid communication systems that are isolated from each other by the manifold block itself. Each of the separate fluid communications systems provides various channels and external ports to access those fluid channels to enable the welder and air compressor combination to be more easily assembled and constructed by locating the manifold in a convenient location within the welder and air compressor combination and which has the necessary fluid channels and conduits already formed within the manifold so that the manufacturer or assembler can simply affix the proper fluid lines and system components to the manifold in carrying out the construction of the welder and air compressor combination and be assured that the proper fluid communication will be achieved.