LandOfFree - US Patents - Listing for Rotary expansible chamber devices

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

Oil spout for scroll compressor

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

Oil supply cross-hole in orbiting scroll member

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

Oil supply device of scroll compressor

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

Oil supply structure of scroll compressor

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

Oil supply structure of scroll compressor

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

Oil supply structure of scroll compressor

Rotary expansible chamber devices – Working member has planetary or planetating movement – With relatively movable partition member

Oil supplying apparatus for a horizontal type rotary compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Intermixed incoming working and non-working fluids

Oil-cooled type screw compressor

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

Oil-flooded screw compressor with screw rotors having contact pr

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Oil-free rotary compressor

Rotary expansible chamber devices – Methods

Oil-free rotary compressor with injected water and dissolved bor

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

Oil-free rotary displacement compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Intermixed incoming working and non-working fluids

Oil-free rotary gas compressor with injection of vaporizable liq

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

Oil-free screw compressor and method of manufacture

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Vent or non-seal means prevents working and non-working...

Oil-free screw compressor apparatus

Rotary expansible chamber devices – Methods

Oil-free screw compressor with bypass of cooled discharged gas

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

Oil-free screw rotor apparatus

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

Oil-free scroll fluid machine with projecting orbiting bearing b

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

Oil-free scroll vacuum pump having a gas ballast part