LandOfFree - US Patents - Listing for Rotary expansible chamber devices

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Valve regulated non-working fluid

Artificial heart pump

Rotary expansible chamber devices – With mechanical sealing

Assemblies for modular fluid pump

Rotary expansible chamber devices – With plural working fluid inlet or outlet passages

Assembly for feeding fuel out of a supply tank to an internal co

Rotary expansible chamber devices – Diverse rotary expansible chamber devices

Assembly of rotary hydraulic pumps

Rotary expansible chamber devices – Unlike helical surfaces on relatively wobbling rotating...

Asymmetric contouring of elastomer liner on lobes in a...

Rotary expansible chamber devices – Interengaging rotating members – Helical or herringbone

Asymmetric double screw rotor assembly

Rotary expansible chamber devices – Interengaging rotating members – Three or more

Asymmetric porting for multi-rotor screw compressor

Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll

Asymmetric scroll compressor

Rotary expansible chamber devices – Unlike helical surfaces on relatively wobbling rotating...

Attachment for an oil well screw pump system

Rotary expansible chamber devices – Speed controlled – Weight rotates about axially extending axis

Automatic fluid torque responsive shut-off mechanism for an air

Rotary expansible chamber devices – Methods

Automatic regulation of balancing pressure in a screw compressor

Rotary expansible chamber devices – With signal – indicator or transparent inspection means

Automatic wear indicator for sliding vane vacuum and gas...

Rotary expansible chamber devices – Moving cylinder – Rotating

Automotive fuel pump gear assembly having lifting and...

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

Automotive vacuum pump

Rotary expansible chamber devices – Weight balanced working member or partition

Automotive vane pump for generating anti-centrifugal force

Rotary expansible chamber devices – Positively actuated vane – Cam actuated

Auxiliary radially shifting mechanism for vanes in a pump of the

Rotary expansible chamber devices – Positively actuated vane – Cam actuated

Auxiliary radially shifting mechanism for vanes in a pump of the

Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll

Axial actuator for unloading an orbital scroll type fluid materi

Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll

Axial clearance adjustment mechanism for scroll type fluid displ