ClassID:

136651

F01C3/025 - CPC Classification

Classification description:

Rotary-piston machines or engines with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing

Recent Application in this class:
#1
20190242258
2019-08-08

Rotary piston and cylinder device with flared curved rotor surface

#2
20190234215
2019-08-01

Rotary piston and cylinder device with single stator side

#3
20190218911
2019-07-18

Rotary piston and cylinder device having a dish ringed rotor

#4
20190195071
2019-06-27

Rotary piston and cylinder with the rotor including a formation and bearing arrangement

#5
20190186264
2019-06-20

Rotary piston and cylinder device

#6
20190112974
2019-04-18

Toroidal engine

#7
20180128105
2018-05-10

Rotary piston and cylinder devices

#8
20170211389
2017-07-27

Rotary piston and cylinder devices

#9
20170211388
2017-07-27

Rotary piston and cylinder device

#10
20170211387
2017-07-27

Rotary piston and cylinder device

#11
20170204727
2017-07-20

Rotary piston and cylinder devices

#12
20150010413
2015-01-08

Rotor mechanism

#13
20110174095
2011-07-21

Rotary piston and cylinder devices

#14
20100111743
2010-05-06

Meshing Surfaces For Intersecting Vanes

#15
20100003153
2010-01-07

Compressor with screw rotor and gate rotor

#16
20090148323
2009-06-11

Rotary Machine and Combustion Engine

#17
20070199536
2007-08-30

METHODS AND SYSTEMS EMPLOYING INTERSECTING VANE MACHINES

#18
20070175435
2007-08-02

Rotary compressor and expander, and rotary engine using the same

#19
20070128064
2007-06-07

Meshing surfaces for intersecting vanes

#20
20060260308
2006-11-23

Toroidal intersecting vane gas management system

#21
20060245946
2006-11-02

Air mover for improved cooling of electronics

#22
20060219227
2006-10-05

Toroidal intersecting vane supercharger

#23
20050232802
2005-10-20

Sealing intersecting vane machines

#24
20050166889
2005-08-04

Positive displacement rotary device and method of use

#25
20050132999
2005-06-23

Sealing intersecting vane machines