ClassID:

136693

F01C20/04 - CPC Classification

Classification description:

Control of, monitoring of, or safety arrangements for, machines or engines specially adapted for reversible machines or engines

Recent Application in this class:
#1
20230022514
2023-01-26

Reversible gerotor pump system

#2
20210394351
2021-12-23

Reversing mechanism for a power tool

#3
20210388854
2021-12-16

COMPRESSED AIR ENERGY STORAGE POWER GENERATION DEVICE AND COMPRESSED AIR ENERGY STORAGE POWER GENERATION METHOD

#4
20190003306
2019-01-03

Gas passage switching structure for pneumatic rotary hand tool

#5
20180266385
2018-09-20

Pneumatic engine and related methods

#6
20170248019
2017-08-31

HYDROELECTRIC GEAR PUMP WITH VARYING HELIX ANGLES OF GEAR TEETH

#7
20170226858
2017-08-10

Turning device

#8
20160258291
2016-09-08

Reversing mechanism for a power tool

#9
20160194958
2016-07-07

Rotary expansible chamber devices and systems incorporating the same

#10
20150247405
2015-09-03

Refrigeration system including a rotary expansible chamber device having adjustable working-fluid ports

#11
20150147212
2015-05-28

Reversible pneumatic vane motor

#12
20150114213
2015-04-30

Pneumatic motor and pneumatic valve for the same

#13
20150098851
2015-04-09

Rotary expansible chamber devices having adjustable arcs of rotation, and systems incorporating the same

#14
20140119967
2014-05-01

Rotary expansible chamber devices having adjustable working-fluid ports, and systems incorporating the same

#15
20100028188
2010-02-04

Low speed, high torque rotary abutment motor

#16
20080298960
2008-12-04

Micro-Air Motor

#17
20070137873
2007-06-21

PNEUMATIC MOTOR IMPROVEMENTS AND PNEUMATIC TOOLS INCORPORATING SAME

#18
20060113099
2006-06-01

Pneumatic motor improvements and pneumatic tools incorporating same

#19
20060102366
2006-05-18

Pneumatic tool

#20
20060075989
2006-04-13

High efficiency hot gas vane actuator

#21
20050254966
2005-11-17

Pneumatic tool having pressure release device

#22
20050220642
2005-10-06

Switch valve structure of fluid machine