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7614855 |
Pump and motor assembly
A fluid pumping system that includes a motor and a pump, wherein an output shaft of the motor is directly coupled to an input shaft of the pump. This coupling between the output shaft of the motor...
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7594801 |
Chemical liquid apparatus and deaerating method
The amount of chemical liquids dispensed by a chemical liquid supply apparatus is stabilized and dispensing accuracy is remarkably improved. A pump discharges a liquid accommodated in a liquid...
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7579727 |
Connector piece for a fuel pump
In the case of a fuel pump, a plug for fixing electric contacts is manufactured from a material which is capable of swelling with fuel, and is inserted into a receptacle of a connecting piece by...
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7524172 |
Vibration reduction structure of reciprocating compressor
A vibration reduction structure of a reciprocating compressor comprises: a case having a suction pipe for introducing a refrigerant and a discharge pipe for discharging a refrigerant at both sides...
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7435063 |
Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit
There is provided a rotary compressor capable of preventing deterioration of performance following plug fixing carried out to prevent falling-off of a spring member. The rotary compressor comprises...
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7404703 |
Air pump with apparatus to hold nozzle
An air pump has a cylinder, a shaft to be manipulative for inflation, a hose connected to the cylinder, a nozzle connected to an end of the hose and a handle pivoted on an end of the shaft. The...
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7384245 |
Compressor with rotating handle
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...
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7377889 |
Chair providing dynamic thrust to exercise lumbar area of spine
A general use chair that is configured to provide a dynamic thrust motion to exercise the lower lumbar area of the user's spine to reduce pressure on the user's spine, joints and tissue and promote...
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7364414 |
Fluid pump system
A fluid pump system has a cover, a fluid pump and a conduit. An inside of the cover is divided into a main chamber and a sub chamber. The fluid pump is accommodated in the main chamber. The conduit...
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7364409 |
Piston assembly for rotary hydraulic machines
A piston assembly for a hydraulic machine is formed with a part spherical cavity in the piston to receive a spherical bearing of a slipper assembly. The spherical bearing is secured in the cavity...
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7273357 |
Control device for electric compressor
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...
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7255192 |
Actuated tether
A self-actuating robot or vehicle tether capable of moving itself, remaining free while traversing around obstacles, and free itself is disclosed. In a preferred embodiment of the invention, a...
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7244112 |
Pump having a removable cover
A pump includes a main body, a removable cover, an urging plate, an elastic member, and a control knob. Thus, the removable cover is locked on and unlocked from the main body easily, rapidly and...
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7163382 |
Suitcase style air compressor assembly
The present invention is directed to a suitcase style air compressor assembly having an extensible handle bar assembly and a wheel assembly. When the extensible handle bar assembly is fully...
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7153104 |
Method for introducing and activating a getter in a vacuum vessel and getter unit
To prevent partial saturation of a getter by contact with absorbable atmospheric gases when the getter is introduced into a vacuum vessel, a method for introducing and activating the getter and a...
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7150604 |
Electric box for compressor assembly
A compressor assembly includes a compressor having a known vibration frequency when operated at normal operating parameters; and an electric box assembly having a frame member mounted to the...
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7118356 |
Fluid pump with a tubular driver body capable of selective axial expansion and contraction
A fluid pump for pumping fluid. The fluid pump includes a driver having a substantially tubular shaped body defining a body axis and, a number of elements circumferentially spaced around the body....
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7108489 |
Terminal block assembly for a hermetic compressor
A terminal assembly for a hermetic compressor including a metallic disk having an interior side, an opposite exterior side, and a plurality of holes extending therethrough, the interior side of the...
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7077486 |
Enclosure for handling hazardous material
An enclosure for handling hazardous material includes a sealable housing which is configured with a first air inlet connected to a bubble gauge and a second air inlet disposed inside the housing...
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7070397 |
Compressor suction gas feed assembly
Suction gas feed assemblies to provide gas to a hermetic compressor are provided. The feed assemblies have capacity for reducing suction noise resulting from suction conduit vibration, valving...
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7063521 |
Collapsible handgrip for inflator
An inflator includes a hollow handgrip and an air cylinder having a shaft. One end of the shaft is connected with a piston in the cylinder and the other end of the shaft is provided with a stud...
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7063512 |
Pump stabilizer and method
A vertically-disposed pump shaft is supported by an upward force against the pump shaft during periods of non use of the pump thereby off-loading bearings normally supportive of the shaft to...
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7059841 |
Structure of an oil-free compressor on a vehicle
An arrangement of an oil-free compressor apparatus on a rail vehicle for supplying compressed air to pneumatic units assigned to the rail vehicle. The arrangement includes an oil-free compressor...
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7037091 |
Crankcase heater mounting for a compressor
A crankcase heater mounting and compressor system that efficiently heats the oil sump fluid in an oil sump of a crankcase. A heater well is disposed in a substantially planar section in the lower...
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7037083 |
Radiation shielding coating
A vacuum conduit connected to a vacuum pump has a shield surface which absorbs radiation to reduce the total radiation falling on the vacuum pump. The vacuum system includes the vacuum conduit...
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7025573 |
Storage container for air compressor
The present invention is directed to a suitcase style air compressor assembly having an extensible handle bar assembly, a wheel assembly, and a integral storage container. When the extensible...
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7004731 |
Diaphragm pump having a gas venting surface
A scarred surface structure on the cover curvature of a diaphragm compressor is created by shot blasting. The scarred surface structure hinders the sealing effect between the cover curvature and...
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6999840 |
Vacuum pump
A vacuum pump ( 10 ) includes a control device ( 20 ) for processing operational data and operational instructions. Further, the vacuum pump ( 10 ) includes a touch screen ( 40 ) serving as display...
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6948921 |
Vacuum pump comprising an outlet
A vacuum pump ( 1, 30 ) has an inlet ( 5 ) and an outlet ( 6 ). Plug-in screw fittings ( 9 ) are connected with the inlet and the outlet. The plug-in screw fittings include a bore with an internal...
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6942471 |
Electric fan with strain relief connection
A fan has a hub and a fan housing connected to the hub. The fan housing delimits an air passage of the fan outwardly. A fan wheel is connected to the hub and rotatably arranged in the air passage....
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6942468 |
Portable hydraulic pump unit
The invention relates to a portable hydraulic pump unit ( 1 ) comprising a housing ( 2 ), a pump ( 5 ), a drive motor ( 6 ) for the pump ( 5 ), in particular in the form of an electric drive motor,...
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6942466 |
Mechanical pumps
A mechanical pump having an inlet and spaced therefrom an outlet for the passage of fluid therethrough and incorporating at least one flame arrester.
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6935847 |
Spontaneous inflation inhibitor for inflatable prosthesis
A pump assembly for a penile implant is provided having a mechanism which prevents spontaneous inflation of the cylinders implanted within the user. The preventative mechanism uses overpressure...
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6923627 |
Air compressor with extensible handle bar assembly
An air compressor assembly with one or more of the following features: a removable manifold assembly capable of being remotely located from the air compressor assembly for controlling and...
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6916157 |
Clam shell pump housing defining passageways and a sealed pressure or vacuum chamber
A pump has a motor pump unit enclosed by clam shell housing sections. The pump moves a working fluid through the housing to an outside load. Each section has intake walls defining a portion of an...
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6899529 |
Connecting structure for vacuum pump
Provided is a connecting structure for a vacuum pump, which can block propagation of electrical noise, generated by a main body of the vacuum pump. Between both ends of a connection piping for...
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6896491 |
Bearing mounting flange having flexibility pocket
A mounting flange for housing a bearing cup of a roller bearing is disclosed. The mounting flange includes a recess sized to receive the bearing cup. A radial wall is defined by the recess and an...
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6890162 |
Emulsion pump with an air channel preventing liquid entrance
An emulsion pump mainly comprises a piston rod, a pressing head, a screw-topped sleeve, a cylinder, a spring, a rubber pipe and a gasket. Among them, the upper screw thread of the cylinder engages...
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6890160 |
Fuel pump having electrically biased shell
A fuel pump is provided that is submersible within a fuel, for example, within a fuel tank of an automotive vehicle and is particularly suited for use with high alcohol content fuels that tend to...
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6877964 |
Multifunction microfluidics device
Apparatus for inducing, impeding, selectively filtering or otherwise effecting fluid flow in microfluidics applications. Opposing mesh layers are placed into relative motion by a variety of motive...
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6874989 |
Vacuum pump
A vacuum pump has a housing and a pump mechanism accommodated in the housing. An exhaust-passage forming portion is located outside of the housing. The exhaust-passage forming portion forms an...
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6866941 |
Marine coating
A compressor having a corrosive resistant coating is disclosed. The coating has a first spray coated metallic layer. A sealant layer is disposed over the sprayed metallic coating which has an...
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6863508 |
Measuring gas pump with heated and insulated pump head
A pump for gases to be measured having a pump housing in which a pump chamber is located. The pump chamber is sealed off by a working membrane that is connected to a crank drive by a connecting rod...
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6755631 |
Securing means for a compressor's terminal box
A cover apparatus has a cover main body held to a compressor by using a clip to cover a terminal and electrical parts connected to the terminal, the clip having an elasticity. The cover main body...
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6736619 |
Air pump with rotatable discharge tube
A foldable pump includes a cylinder, a first connector in communication with the cylinder, a second connector pivotally connected and communicated with the first connector, a tube in communication...
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6715582 |
Suction muffler
The invention relates to a suction muffler for a hermetically enclosed compressor, with a housing having a first part with an outlet channel and a second part with an inlet channel, flow conducting...
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6685452 |
Implantable drug delivery pump with desiccant humidity protection
A human body implantable drug delivery pump has a housing including at least a first shield and a second shield. The housing defines an interior within the shields. The pump further includes a...
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6672849 |
Quick connect/disconnect coupling apparatus
A coupling apparatus provides quick-connect coupling between a fluid source such as a condiment source and a pump. In specific embodiments, the coupling apparatus comprises a tube, and a fluid...
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6666659 |
Flywheel attachment for a compressor motor
A reciprocating compressor provided with a plurality of gas compression means having a cylinder and a piston. The piston of each gas compression means is cooperated with the compressor by...
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6648616 |
Sealed compressor housing with noise reduction features
A sealed compressor assembly includes a compressor pump driven by a motor mounted within a sealed housing. The sealed housing comprises a center shell extending between first and second ends and a...
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