ClassID:

143595

F04C18/32 - CPC Classification

Classification description:

Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups , , , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movement defined in group and relative reciprocation between the co-operating members

Sub-classes:
Recent Application in this class:
#1
20220372983
2022-11-24

Compressor

#2
20220082094
2022-03-17

Pump body assembly, compressor and air conditioner

#3
20200200176
2020-06-25

Rotary compressor

#4
20190249664
2019-08-15

Rotating cylinder enthalpy-adding piston compressor and air conditioning system having same

#5
20190162187
2019-05-30

VACUUM PUMPING SYSTEM PROVIDED WITH A SOUNDPROOFING ARRANGEMENT

#6
20180202446
2018-07-19

Compression mechanism for a compressor

#7
20170218955
2017-08-03

Rotary compressor

#8
20160377080
2016-12-29

Vane cell machine with centric bore in ring insert in side wall

#9
20160252093
2016-09-01

Compressor assembly with liquid sensor

#10
20160252092
2016-09-01

Compressor assembly with liquid sensor

#11
20150292505
2015-10-15

Automotive volumetric vacuum pump

#12
20150240815
2015-08-27

Rotary compressor

#13
20130280117
2013-10-24

Compressor with different resin hardness layers

#14
20110179822
2011-07-28

REFRIGERATING APPARATUS

#15
20110126579
2011-06-02

Compressor having first and second rotary member arrangement using a vane

#16
20110123381
2011-05-26

Compressor

#17
20110123366
2011-05-26

Compressor

#18
20110120178
2011-05-26

Compressor having first and second rotary member arrangement using a vane

#19
20110120174
2011-05-26

COMPRESSOR

#20
20100326128
2010-12-30

Fluid machine

#21
20100310401
2010-12-09

Revolving vane compressor and method for its manufacture

#22
20100296959
2010-11-25

Rotary-type fluid machine

#23
20100233008
2010-09-16

Rotary fluid machine having outer and inner cylinder chambers with different heights

#24
20050031465
2005-02-10

Compact rotary compressor