LandOfFree - US Patents - Listing for Rotary expansible chamber devices,Grooved abutting cylinder-rotating member end surfaces

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Rotary vane device with fluid pressure biased vanes

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Patent

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Rotary vane device with two pressure chambers for each vane

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Radially spaced grooves

Patent

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Rotary vane machine with back pressure regulation on vanes

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Annular groove or recess completely encircles rotation axis

Patent

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Rotary vane pump

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Patent

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Rotary vane pump

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Radial groove

Patent

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Rotary vane pump assembly

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Non-working fluid directed to groove

Patent

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Rotary vane pump with under-vane pump

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Reexamination Certificate

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Rotary vane pump with valve to control vane biassing

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Patent

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Rotary vane-type engine throttle channels communicating between

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Grooved working member surface

Patent

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Rotor for hydraulic pump or motor

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Grooved working member surface

Patent

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Rotor-shaft bearing apparatus for rotary compressors

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Patent

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Screw-type compressor having an axial bearing part on only...

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Non-working fluid directed to groove

Reexamination Certificate

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Seal grid for a rotary internal combustion engine

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces

Patent

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Seal grid system for a rotary piston mechanism

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Grooved working member surface

Patent

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Sealing device for oil rotary vacuum pump

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Non-working fluid directed to groove

Patent

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Seawater hydraulic vane-type motor

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Radial groove

Patent

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Supercharger carry-over venting means

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces

Patent

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Supercharger carryback pulsation damping means

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces

Patent

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Tandem pump having a different sized vane for each pump

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Groove communicates with vane slot

Patent

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Vacuum producing rotary vane pump with shaft lubrication

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Non-working fluid directed to groove

Patent

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