LandOfFree - US Patents - Listing for Rotary expansible chamber devices

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Oil pump rotor

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Oil pump rotor

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Oil pump rotor having a generated cycloid curve

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Oil pump rotor having a generated tooth shape

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

Oil purge system for cold weather shutdown of oil flooded screw

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

Oil recycling apparatus for compressor

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

Oil retention in compressor slider block

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

Oil retrieving structure for a compressor

Rotary expansible chamber devices – With mechanical sealing

Oil seal assembly

Rotary expansible chamber devices – With mechanical sealing – Seal element between working member and cylinder

Oil seal assembly for rotary engine

Rotary expansible chamber devices – Nutating working member – With mechanical sealing

Oil seal for a rotary engine

Rotary expansible chamber devices – With mechanical sealing – Seal element between working member and cylinder

Oil seal for rotary engine

Rotary expansible chamber devices – With mechanical sealing – Seal element between working member and cylinder

Oil seal means for rotary piston engines including a nitrided an

Rotary expansible chamber devices – With mechanical sealing – Seal element between working member and cylinder

Oil seal means in a rotary piston engine

Rotary expansible chamber devices – With mechanical sealing – Seal element between working member and cylinder

Oil seal means of a rotary piston engine

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

Oil sealed single stage vacuum pump

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

Oil separation and bearing lubrication in a high side co-rotatin

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

Oil separator for compressor

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

Oil separator for compressor, scroll compressor using same, and