LandOfFree - US Patents - Listing for Rotary expansible chamber devices

Rotary expansible chamber devices – Combined

Screw rotor machine with De Laval nozzle for noise reduction

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Screw rotor machine with hollow thread rotor enclosing a screw c

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

Screw rotor machine with specific lobe profiles

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Screw rotor machine with specific tooth profile

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

Screw rotor machine with spring and fluid biased balancing pisto

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

Screw rotor machines with specific tooth profiles

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

Screw rotor mechanism

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Screw rotor mechanism

Rotary expansible chamber devices – Working chamber surface expressed mathematically

Screw rotor mechanism with specific tooth profile

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

Screw rotor set

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

Screw rotor tip with a reverse curve

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

Screw rotor tooth profile

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

Screw rotor type wet vacuum pump

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

Screw rotor with specific tooth profile

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

Screw rotor with tooth form produced by thermal deformation and

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

Screw rotors and screw machine

Rotary expansible chamber devices – Interengaging rotating members – Three or more

Screw spindle pump with a reduced pulsation effect

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

Screw spindle vacuum pump and operating method

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

Screw step drive internal volume ratio varying system for helica