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

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Roller gerotor device and pressure balancing arrangement therefo

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

Patent

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Rotary compressor

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

Patent

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Rotary compressor

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

Patent

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Rotary compressor

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

Patent

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Rotary compressor

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

Patent

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Rotary compressor comprising improved rotor lubrication system

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

Patent

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Rotary compressor comprising improved rotor lubrication system

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

Patent

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Rotary compressor with blind hole in end wall that aligns with b

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

Patent

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Rotary compressor with improved bore configuration and lubricati

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

Patent

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Rotary compressor with liquid injection

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

Patent

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Rotary compressor with valved liquid injection through the rotor

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

Patent

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Rotary gear transfer pump having pressure balancing lubrication,

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

Patent

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Rotary hydraulic vane pump with undervane passages for priming

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 piston engine with seals and gas groove means in the roto

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

Patent

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Rotary pump having a hydraulic intermediate capacity with...

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

Reexamination Certificate

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Rotary pump with hydraulic vane actuation

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

Patent

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Rotary vane compressor having pressure-biased vanes

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

Patent

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Rotary vane compressor with discharge fluid to front and rear sh

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

Patent

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Rotary vane compressor with outlet pressure biased lubricant

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

Patent

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Rotary vane compressor with relief means for vane slots

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

Patent

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