ClassID:

143653

F04C27/003 - CPC Classification

Classification description:

Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids; Radial sealings for working fluid of resilient material

Recent Application in this class:
#1
20250361865
2025-11-27

VACUUM PUMP

#2
20250188931
2025-06-12

COMPRESSOR SEALING ELEMENT ARRANGEMENT NEAR STATOR FOR CONTROLLING A GASEOUS FLUID FLOW THERETHROUGH

#3
20230392596
2023-12-07

Scroll compressor with improved sealing performance of back pressure chamber

#4
20230313803
2023-10-05

VACUUM PUMP

#5
20220307503
2022-09-29

Compressor sealing element arrangement near stator for controlling gaseous fluid flow there through

#6
20210404468
2021-12-30

SCROLL COMPRESSOR AND ASSEMBLY METHOD THEREOF

#7
20190285066
2019-09-19

Gaseous fluid compression device

#8
20180066659
2018-03-08

Electrically-driven compressor

#9
20180023570
2018-01-25

Scroll compressor having stable back pressure chamber with sealing members

#10
20170284397
2017-10-05

COMPRESSOR

#11
20170198695
2017-07-13

Vacuum pump with eccentrically driven vane (eccentric pump design)

#12
20170037850
2017-02-09

Compressor high-side axial seal and seal assembly retainer

#13
20160327039
2016-11-10

Attachment structure for compressor

#14
20160160859
2016-06-09

Sealing member, scroll compressor including a sealing member and method for manufacturing a sealing member for a scroll compressor

#15
20160115958
2016-04-28

Compressor shell assembly

#16
20160108733
2016-04-21

Silent gear pump or motor suppressing troubles of trapping fluid

#17
20160102205
2016-04-14

Resin composition and seal member using same

#18
20160090987
2016-03-31

Electric compressor

#19
20150316056
2015-11-05

Scroll compressor having a back pressure plate and a gasket coupled to a fixed scroll plate by at least one coupling member

#20
20150308431
2015-10-29

Refrigerant scroll compressor for motor vehicle air conditioning system including at least one sealing means for bottom surface sealing of orbiting scroll

#21
20150308430
2015-10-29

Vacuum pump

#22
20150233377
2015-08-20

ELECTRICALLY-DRIVEN COMPRESSOR

#23
20140255164
2014-09-11

Pump fittings and methods for their manufacture

#24
20140234149
2014-08-21

Scroll compressor for accommodating thermal expansion of dust seal

#25
20110123372
2011-05-26

VANE PUMP AND EVAPORATIVE LEAK CHECK SYSTEM HAVING THE SAME

#26
20110123371
2011-05-26

Vane pump and evaporative leak check system having the same

#27
20090311105
2009-12-17

Rotary meter flexible edge impeller assembly

#28
20090010786
2009-01-08

Electrically-Driven Compressor