F01C1/02 - CPC Classification Index

ClassID:

136573 ⎘

F01C1/02 - CPC Classification

Classification description:

Rotary-piston machines or engines of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents

Sub-classes:

F01C1/0207 » {both members having co-operating elements in spiral form} 15
F01C1/04 » of internal-axis type 25
F01C1/06 » of other than internal-axis type 9
F01C1/063 » with coaxially-mounted members having continuously-changing circumferential spacing between them 35

Recent Application in this class:

20220018282

2022-01-20

Rotary vane internal combustion engine

20210381425

2021-12-09

ROTARY VANE INTERNAL COMBUSTION ENGINE

20200392844

2020-12-17

Conversion Chamber Power Device

20200049010

2020-02-13

SCROLL FLUID MACHINE

20190293071

2019-09-26

Scroll fluid machine that maintains control accuracy of back pressure

20170260853

2017-09-14

Fluid pressure pulse generator for a downhole telemetry tool

20170167262

2017-06-15

Scroll expander

20160290172

2016-10-06

High-pressure side separation of liquid lubricant for lubricating volumetrically working expansion machines

20160123148

2016-05-05

PISTON MACHINE APPARATUS, AND METHOD OF VARYING A VOLUME OF A CHAMBER OF THE APPARATUS

#10

20150017044

2015-01-15

ROTARY PISTON ENGINE AND METHOD FOR PRODUCING A ROTARY PISTON ENGINE

#11

20140356208

2014-12-04

Expander

#12

20140352310

2014-12-04

Hot-air engine

#13

20130071279

2013-03-21

Scroll-Type Fluid Machine

#14

20070074533

2007-04-05

Thermodynamic systems operating with near-isothermal compression and expansion cycles

#15

20070014681

2007-01-18

Retrorotating, post-rotating and birotating prime movers

#16

20050260092

2005-11-24

Turbostatic compressor, pump, turbine and hydraulic motor and method of its operation

#17

20050188689

2005-09-01

Electrical power supply system