LandOfFree - US Patents - Listing for Rotary expansible chamber devices

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Machine with rotary articulated pistons

Rotary expansible chamber devices – Collapsible progressively deformed working chamber wall

Machine with rotary piston including a flexible annular member

Rotary expansible chamber devices – Non-metallic working member – cylinder or partition – Resilient

Machines for energy conversion

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

Machines for generating motion

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

Magnetic bearing and coupling device

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

Magnetic debris trap

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

Magnetic debris trap

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

Magnetic trap for ferrous contaminants in lubricant

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

Magnetically actuated seal for scroll compressor

Rotary expansible chamber devices – Methods

Magnetically actuated seal for scroll compressor

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

Male and female screw rotor assembly with specific tooth flanks

Rotary expansible chamber devices – Non-metallic working member – cylinder or partition – Resilient

Marine drive water pump impeller

Rotary expansible chamber devices – With mechanical sealing – Seal element between stationary cylinder parts

Means for locking housing parts against relative movement

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

Means for optimizing the disc valve in a gerotor motor

Rotary expansible chamber devices – Intermittently accelerated and receding members rotate in... – Each a working member

Mechanical devices forming an engine

Rotary expansible chamber devices – With supply or exhaust passage in working member

Mechanical pumps

Rotary expansible chamber devices – Diverse rotary expansible chamber devices

Mechanical pumps

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

Mechanical scavenging system for single screw compressors

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

Mechanical supercharger having a thrust bearing