ClassID:

143614

F04C18/3562 - 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 the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation

Sub-classes:
Recent Application in this class:
#1
20260078758
2026-03-19

OIL SEPARATOR FOR COMPRESSOR AND COMPRESSOR WITH OIL SEPARATOR

#2
20260078757
2026-03-19

MAGNETIC DEBRIS FILTER FOR COMPRESSOR AND COMPRESSOR WITH MAGNETIC DEBRIS FILTER

#3
20250376981
2025-12-11

COMPRESSOR

#4
20250207594
2025-06-26

COMPRESSOR

#5
20240229795
2024-07-11

COMPRESSOR AND FREEZER

#6
20230383741
2023-11-30

Method for determining a discharge pressure of a rolling piston compressor

#7
20230018817
2023-01-19

Single-stage enthalpy enhancing rotary compressor and air conditioner having same

#8
20220412358
2022-12-29

Rotary compressor

#9
20220082094
2022-03-17

Pump body assembly, compressor and air conditioner

#10
20220025886
2022-01-27

Hermetic compressor including an intermediate plate having a curved suction passage

#11
20200284247
2020-09-10

Compressor having intermediate passage capable of conveying accumulated oil to a second compression part and air conditioner including same

#12
20200232464
2020-07-23

Variable-capacity control structure, compressor and variable-capacity control method thereof

#13
20200056612
2020-02-20

Rotary compressor having a rolling piston with coupling groove

#14
20180266419
2018-09-20

Hermetic compressor having inlet port arrangement including a suction passage defined in an intermediate plate

#15
20180209423
2018-07-26

Rotary compressor with vapor injection system

#16
20180135629
2018-05-17

Rotary compressor

#17
20180106255
2018-04-19

Compressor with liquid injection cooling

#18
20170292520
2017-10-12

Rotary compressor having an injection connecting pipe that extends to an upper portion of a compressor housing and that is linked to an injection pipe via an injection pipe taking-out portion

#19
20170138360
2017-05-18

Low-backpressure rotary compressor

#20
20170130721
2017-05-11

Rotary compressor

#21
20170074269
2017-03-16

Rotary compressor

#22
20170067468
2017-03-09

Compressor

#23
20170018982
2017-01-19

ELECTRIC MOTOR FOR COMPRESSOR, COMPRESSOR, REFRIGERATING CYCLE APPARATUS, AND METHOD FOR MANUFACTURING ELECTRIC MOTOR FOR COMPRESSOR

#24
20160333881
2016-11-17

Hermetic compressor having enlarged suction inlet

#25
20160131138
2016-05-12

Compressor with liquid injection cooling

#26
20150292506
2015-10-15

Rotary compressor and refrigeration cycle device

#27
20150118091
2015-04-30

Rotary compressor with vapor injection system

#28
20140219851
2014-08-07

Rotary compressor

#29
20120189479
2012-07-26

Spherical expansion compressor adapted to variable working conditions

#30
20120051958
2012-03-01

Compressor with liquid injection cooling

#31
20110179822
2011-07-28

REFRIGERATING APPARATUS

#32
20110070115
2011-03-24

Two-stage rotary expander, expander-integrated compressor, and refrigeration cycle apparatus

#33
20110067434
2011-03-24

HERMETIC TYPE COMPRESSOR AND REFRIGERATION CYCLE APPARATUS

#34
20110052439
2011-03-03

Refrigerant compressor and refrigerating cycle device

#35
20100322796
2010-12-23

Hermetic compressor

#36
20100254844
2010-10-07

Expander-compressor unit

#37
20100189584
2010-07-29

2 stage rotary compressor

#38
20100119378
2010-05-13

ROTARY COMPRESSOR

#39
20090074602
2009-03-19

Rotary type fluid machine

#40
20080298986
2008-12-04

ELECTRIC COMPRESSOR HAVING MAGNETS DISPOSED IN MAGNET SLOTS OF ROTOR CORE

#41
20080175736
2008-07-24

Variable capacity rotary compressor having vane controller

#42
20080085206
2008-04-10

Fluid machine

#43
20080025861
2008-01-31

Sliding Element and Fluid Machine

#44
20060153723
2006-07-13

Rotary fluid machine

#45
20060056988
2006-03-16

Multi-cylinder rotary type compressor

#46
20050220655
2005-10-06

Rolling piston and gas leakage preventing apparatus for rotary compressor having the same

#47
20050210663
2005-09-29

Magnetizing method using a magnetizing jig and method of assembling an electric compressor by using the jig and the magnetizing method

#48
20050063849
2005-03-24

Variable capacity rotary compressor

#49
20050058562
2005-03-17

Variable capacity rotary compressor

#50
20050053506
2005-03-10

Variable capacity rotary compressor

#51
18907798
2025-08-12

Rotary compressor

#52
18901466
2025-06-10

Rotary compressor

#53
18889968
2025-06-03

Compression device having integrated discharge chamber(s) and compressor with compression device having integrated discharge chamber(s)

#54
18889930
2026-01-13

Balanced rolling piston compressor with central mass reductions for improved compressor stability