LandOfFree - US Patents - Listing for Rotary expansible chamber devices

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

Oil injected screw compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With condition responsive control of non-working fluid

Oil injected screw compressor with thrust force reducing means

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working fluid passage in inner working or reacting member

Oil injection control in a compressor with variable-speed coils

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With condition responsive control of non-working fluid

Oil injection type screw compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working fluid passage in inner working or reacting member

Oil inlet feed

Rotary expansible chamber devices – With mechanical sealing

Oil leak prevention structure of vacuum pump

Rotary expansible chamber devices – With mechanical sealing

Oil leak prevention structure of vacuum pump

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working fluid passage in inner working or reacting member

Oil lubricated main drive shaft for fuel pump

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – Non-working and working fluids intermix in working chamber

Oil lubricated vacuum pump including an oil separator disposed a

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With pump for non-working fluid

Oil lubrication of vacuum pump with pulsating oil feed

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

Oil management in a high-side co-rotating scroll compressor

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

Oil passage for scroll compressor

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing – With condition responsive control of non-working fluid

Oil pressure control system

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

Oil pump

Rotary expansible chamber devices – Self-acting unidirectional flow with reverse rotation or...

Oil pump

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Oil pump

Rotary expansible chamber devices – With changeable working chamber magnitude – Intermeshing rotary members

Oil pump

Rotary expansible chamber devices – With changeable working chamber magnitude – Intermeshing rotary members

Oil pump

Rotary expansible chamber devices – Working member has planetary or planetating movement – Plural working members or chambers

Oil pump