ClassID:

143836

F04C2240/806 - CPC Classification

Classification description:

Components; Other components Pipes for fluids; Fittings therefor

Recent Application in this class:
#1
20250109748
2025-04-03

HERMETIC COMPRESSOR AND REFRIGERATION CYCLE APPARATUS

#2
20240328417
2024-10-03

Vacuum system having condenser and root vacuum pump set

#3
20240309975
2024-09-19

Tube assembly, compressor, refrigeration apparatus, and method of manufacturing tube assembly

#4
20240271621
2024-08-15

Low-pressure chamber rotary compressor and air conditioner

#5
20240133378
2024-04-25

Scroll compressor having injection passage containing muffler

#6
20240093685
2024-03-21

Progressive cavity pump

#7
20240011491
2024-01-11

COMPRESSOR INCLUDING REFRIGERANT INTRODUCTION TUBE

#8
20230392597
2023-12-07

Scroll compressor and air conditioning system with an exhaust pipe that aids in oil seperation and motor cooling

#9
20230324094
2023-10-12

COMPRESSOR AND REFRIGERATION APPARATUS

#10
20230286012
2023-09-14

METERING DISTRIBUTION ASSEMBLY AND COATING SYSTEM COMPRISING THE SAME

#11
20230213033
2023-07-06

Scroll compressor with a pressure relief low-speed rotation structure

#12
20230175510
2023-06-08

SCROLL COMPRESSOR

#13
20230167819
2023-06-01

Scroll compressor including discharge guide to quicken discharge refrigerant flow movement

#14
20230094593
2023-03-30

HORIZONTAL COMPRESSOR

#15
20230090621
2023-03-23

Scroll compressor

#16
20220333601
2022-10-20

ACCUMULATOR FOR COMPRESSOR AND COMPRESSOR WITH ACCUMULATOR

#17
20220333598
2022-10-20

Scroll compressor including suction guide

#18
20220325713
2022-10-13

Oil tubing installation assembly and scroll compressor

#19
20220235762
2022-07-28

Compressor having directed suction

#20
20220120279
2022-04-21

ROUGH-VACUUM PUMP OF DRY TYPE

#21
20220034320
2022-02-03

Dual-cylinder two-stage variable cpacity compressor

#22
20220034316
2022-02-03

Compressor having shell fitting

#23
20210396228
2021-12-23

Scroll compressor

#24
20210381509
2021-12-09

Pumping unit including a rough vacuum pump and a roots vacuum pump

#25
20210381507
2021-12-09

Scroll compressor having cooling pipe moving synchronously with orbiting scroll and rotating with respect to crankshaft

#26
20210317831
2021-10-14

Two-piece suction fitting

#27
20210277899
2021-09-09

Multistage pump assembly with at least one co-used shaft

#28
20210239119
2021-08-05

Fluid equalisation for multiple compressors

#29
20210123437
2021-04-29

Screw spindle pump having a connector housing with two parts rotatable relative to one another and the pump housing

#30
20210033311
2021-02-04

Compressor and refrigeration cycle device apparatus

#31
20210003130
2021-01-07

Compressor including rotational shaft with refrigerant flow path

#32
20200378224
2020-12-03

OIL FIELD PUMP

#33
20200362863
2020-11-19

Oil supplying mechanism, and horizontal compressor having same

#34
20200217318
2020-07-09

Liquid-ring compressor including bypass pipe

#35
20200217315
2020-07-09

Scroll compressor with suction pipe improvements

#36
20200158113
2020-05-21

Oil separation structure and compressor

#37
20200025200
2020-01-23

Scroll compressor, refrigeration cycle apparatus, and shell

#38
20190338779
2019-11-07

Liquid cooling of fixed and orbiting scroll compressor, expander or vacuum pump

#39
20190203718
2019-07-04

Screw compressor for a utility vehicle

#40
20190186481
2019-06-20

Cryogenic pump flange

#41
20190101207
2019-04-04

Air vent structure of oil pump for automatic transmission, and method for assembling air vent structure

#42
20190041107
2019-02-07

Compressor assembly with directed suction

#43
20190041106
2019-02-07

Compressor assembly with directed suction

#44
20180347567
2018-12-06

Method for regulating the liquid injection of a compressor or expander device, a liquid-injected compressor or expander device, and a liquid-injected compressor or expander element

#45
20180340534
2018-11-29

Rotary compressor with specific suction geometry

#46
20180335036
2018-11-22

Scroll compressor with oil management system

#47
20180328364
2018-11-15

Scroll compressor with oil separation member

#48
20180258844
2018-09-13

Intake/outlet pipe optimization method for rotary engine

#49
20180238330
2018-08-23

Compressor with pulsation attenuation space disposed in injection passage

#50
20180238329
2018-08-23

Oilless compressor

#51
20180216856
2018-08-02

Rotary compressor and refrigeration cycle device

#52
20180216619
2018-08-02

Refrigeration compressor fittings

#53
20180135632
2018-05-17

Refrigerant path holes in a rotary compressor

#54
20170321699
2017-11-09

Compressor system

#55
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

#56
20170268513
2017-09-21

Suction line arrangement for multiple compressor system

#57
20170254328
2017-09-07

Method for operating a multi-phase pump and apparatus therefor

#58
20170248353
2017-08-31

High pressure compressor and refrigerating machine having a high pressure compressor

#59
20170108255
2017-04-20

Oil-gas balancing apparatus and compressor system with the same

#60
20170045052
2017-02-16

Multiple compressor configuration with oil-balancing system

#61
20170002812
2017-01-05

Two-piece suction fitting

#62
20160369804
2016-12-22

Suction/compression assembly for a waste material aspiration system

#63
20160363122
2016-12-15

Ring weld blocker in discharge check valve

#64
20160312779
2016-10-27

Compressor

#65
20160298885
2016-10-13

Compressor assembly with directed suction

#66
20160273537
2016-09-22

Compressor and method for producing compressor

#67
20150308458
2015-10-29

Screw compressor

#68
20150275895
2015-10-01

Rotary compressor with increased heating ability and refrigerant circuit for an air conditioner

#69
20150240817
2015-08-27

Oil separator device for a volumetric compressor and volumetric compressor

#70
20150226214
2015-08-13

Method for operating a multi-phase pump and apparatus therefor

#71
20150183048
2015-07-02

Device and process for simultaneous shaping and welding of connector pipes for compressors

#72
20150139844
2015-05-21

Scroll compressor with oil management system

#73
20140339824
2014-11-20

Input/output pipe reinforcing device for vehicle compressor

#74
20140241926
2014-08-28

Apparatus and method for oil equalization in multiple-compressor systems

#75
20140105774
2014-04-17

Hermatic compressor having a fluid guide disposed in an intermediate chamber

#76
20140056727
2014-02-27

Refrigerant compressor and refrigeration cycle apparatus using the same

#77
20140056725
2014-02-27

Suction header arrangement for oil management in multiple-compressor systems

#78
20130330210
2013-12-12

Compression device, and thermodynamic system comprising such a compression device

#79
20130248022
2013-09-26

Suction duct with heat-staked screen

#80
20130020070
2013-01-24

Oil well pump apparatus

#81
20120308425
2012-12-06

ROTARY COMPRESSOR

#82
20120294748
2012-11-22

Sealed Scroll Compressor for Helium

#83
20120148435
2012-06-14

Screw compressor

#84
20120014816
2012-01-19

Compressor

#85
20110293442
2011-12-01

Oil pump apparatus with pump section and segmented oil intake circuit

#86
20110243773
2011-10-06

Universal oil fitting

#87
20110176949
2011-07-21

Rotary compressor with enhanced sealing between mode switching device and chamber thereof

#88
20110165004
2011-07-07

Rotary-type 2-stage compressor

#89
20110165000
2011-07-07

Hermetic Compressor

#90
20110158840
2011-06-30

Oil recovery member, and motor mechanism and compressor using the same

#91
20110135529
2011-06-09

Rotary compressor with improved connection

#92
20110129378
2011-06-02

Horizontal scroll compressor

#93
20100215533
2010-08-26

Scroll type compressor including a suction pipe having iron portion and copper portion

#94
20100202909
2010-08-12

Fluid machine and refrigeration cycle apparatus

#95
20100178185
2010-07-15

Fluid intake and exhaust fittings for a compressor or pump

#96
20100132389
2010-06-03

Compressor and refrigeration apparatus using the same

#97
20100092320
2010-04-15

Inlet screen and scroll compressor incorporating same

#98
20090314361
2009-12-24

Compressor and Method for Welding a Fluid Tubing to a Compressor Housing and a Fluid-Transport Tubing

#99
20090185936
2009-07-23

Scroll compressor

#100
20090110586
2009-04-30

Refrigerant compressor

#101
20090110570
2009-04-30

Scroll compressor including a fixed scroll and a orbiting scroll

#102
20090090579
2009-04-09

Silencer for refrigeration cycle system

#103
20090081053
2009-03-26

Two-stage rotary compressor

#104
20090078422
2009-03-26

Enclosed circulation tool for a well

#105
20090071188
2009-03-19

Oil separator and refrigerant compressor having the same

#106
20090035160
2009-02-05

Hermetic compressor and refrigeration cycle device having the same

#107
20090031753
2009-02-05

COMPRESSOR

#108
20090016899
2009-01-15

Oil well pump apparatus

#109
20080219871
2008-09-11

Scroll compressor

#110
20080145252
2008-06-19

Rotary compressor and air conditioner having the same

#111
20080075609
2008-03-27

Compressor

#112
20080056913
2008-03-06

Capacity varying type rotary compressor

#113
20080010826
2008-01-17

Method of manufacturing a compressor

#114
20080008608
2008-01-10

Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit

#115
20070074534
2007-04-05

Refrigerant compressor and refrigerant cycle device including the same

#116
20070059193
2007-03-15

Scroll compressor with vapor injection

#117
20060188382
2006-08-24

Compressor

#118
20060168994
2006-08-03

Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit

#119
20060120894
2006-06-08

Hermetic compressor

#120
20060073061
2006-04-06

Sleeve for coupling a refrigerant pipe to a compressor container

#121
20050238518
2005-10-27

Discharge check valve assembly for use with hermetic scroll compressor

#122
20050089413
2005-04-28

Multistage compression type rotary compressor and cooling device

#123
20050074354
2005-04-07

Compressor and method of manufacturing the same

#124
15674061
2020-04-14

Powered compressor oil pump