LandOfFree - US Patents - Listing for Rotary expansible chamber devices

Rotary expansible chamber devices – Vane or abutment comprises rotatable element

Mechanically driven roller vane pump

Rotary expansible chamber devices – Vane or abutment comprises rotatable element

Mechanically driven roller vane pump with aperture end parts...

Rotary expansible chamber devices – Vane or abutment comprises rotatable element

Mechanically driven roller vane pump with aperture end parts...

Rotary expansible chamber devices – Vane or abutment comprises rotatable element

Mechanically driven roller vane pump with channels between...

Rotary expansible chamber devices – Apertured bypass to pressurize or relieve working chamber...

Mechanically driven screw supercharger

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

Mechanism and method for aligning a fixed scroll in a scroll com

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

Mechanism for locating a fixed volute of scroll compressor

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

Melt pump

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

Member for compressor, manufacturing method for the member,...

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

Member having sliding contact surface, compressor and rotary com

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

Member having sliding contact surface, compressor and rotary...

Rotary expansible chamber devices – Methods

Membrane pump and method of operating the same

Rotary expansible chamber devices – Collapsible progressively deformed working chamber wall

Membrane pump with tiltable rolling piston pressing the membrane

Rotary expansible chamber devices – Grooved abutting cylinder-rotating member end surfaces – Grooved working member surface

Meshing cog-wheel injection unit with lateral sealing and scrope

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

Meshing helical rotors

Rotary expansible chamber devices – Collapsible progressively deformed working chamber wall

Metering pump

Rotary expansible chamber devices – Methods

Method and a screw machine for processing fluid under high press

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

Method and apparatus for adjusting the angular relationship of s

Rotary expansible chamber devices – Methods

Method and apparatus for adjusting the rotors of a rotary screw