Patents-Review.com
ClassID:

143842 ⎘

F04C2250/00 - CPC Classification

Classification description:

Geometry

Sub-classes:
Recent Application in this class:
#1
20250188924
2025-06-12

BEARING BLOCK FOR A GEAR PUMP ASSEMBLY

 #2
20230408155
2023-12-21

Compressor with welding pin connection

 #3
20220196017
2022-06-23

Muffler device and compressor having the same

 #4
20220090596
2022-03-24

COMPRESSOR AND REFRIGERATION DEVICE

 #5
20220042510
2022-02-10

Screw compressor slide valve and screw compressor with gas pulsation attenuation function

 #6
20220034322
2022-02-03

Sealing structure and scroll air compressor having same

 #7
20190383289
2019-12-19

Compressor with Oldham assembly

 #8
20180051752
2018-02-22

Cardan shaft

 #9
20170234313
2017-08-17

Compressor with Oldham assembly

 #10
20170226685
2017-08-10

Rotary compressor, heat pump, and household appliance

 #11
20170184016
2017-06-29

Rotary engine having combustion controllers

 #12
20170175736
2017-06-22

Gear pump with end plates or bearings having spiral grooves

 #13
20160177720
2016-06-23

Two-stroke internal combustion engine with a spherical chamber

 #14
20160090982
2016-03-31

Liquid ring screw pump functional design

 #15
20150078946
2015-03-19

Vane pump

 #16
20130004356
2013-01-03

Geared hydraulic machine

 #17
20120034124
2012-02-09

COMPRESSOR AND KIT REPAIRING AND INFLATING INFLATABLE ARTICLES

 #18
20120003112
2012-01-05

Uniaxial eccentric screw pump

 #19
20110165004
2011-07-07

Rotary-type 2-stage compressor

 #20
20110138885
2011-06-16

Vane pump and evaporation leak check system using the same

 #21
20110123361
2011-05-26

Variable capacity type rotary compressor

 #22
20100296959
2010-11-25

Rotary-type fluid machine

 #23
20100254846
2010-10-07

Roots type fluid machine

 #24
20100147020
2010-06-17

Rotary compressor and refrigeration cycle equipment

 #25
20100147013
2010-06-17

Multi-cylinder rotary compressor and refrigeration cycle equipment

 #26
20100119397
2010-05-13

Fluid machine

 #27
20090129960
2009-05-21

Variable displacement vane pump with defined cam profile

 #28
20080101976
2008-05-01

Rotary compressor with reduced refrigeration gas leaks during compression while preventing seizure

 #29
20060285966
2006-12-21

Screw compressor and freezer

 #30
20060078441
2006-04-13

Compression member and vane of a compressor

 #31
20050045143
2005-03-03

Rotary internal combustion engine