ClassID:

143610

F04C18/3448 - 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 inner member with axially movable vanes

Recent Application in this class:
#1
20260016010
2026-01-15

2-CYLINDER ROTARY COMPRESSOR

#2
20260009385
2026-01-08

Improved Sliding Vane Rotary Pump

#3
20250243862
2025-07-31

COMPRESSOR

#4
20250043783
2025-02-06

COMPRESSOR AND AIR CONDITIONER

#5
20250027496
2025-01-23

ROTARY COMPRESSOR AND HOME APPLIANCE INCLUDING SAME

#6
20230366593
2023-11-16

COMPRESSOR, REFRIGERATION CYCLE DEVICE, AND AIR CONDITIONER

#7
20210164471
2021-06-03

COMPRESSOR

#8
20210062810
2021-03-04

Vane pump

#9
20200248689
2020-08-06

COMPRESSOR

#10
20180073364
2018-03-15

Prime mover assembly having fixed center member between rotating members

#11
20170284398
2017-10-05

Rotary pump having a casing being formed with a communicating hole communicating a space that is between the side plate and the wall surface of the driving machine

#12
20170138197
2017-05-18

Vane cell machine having a pressure piece which delimits two pressure chambers

#13
20170058897
2017-03-02

Vacuum pump of lightweight construction

#14
20170030353
2017-02-02

Vane compressor

#15
20170016445
2017-01-19

Plastic Rotor for a vacuum pump

#16
20170009768
2017-01-12

Vane pumps with vane wear detection

#17
20160201675
2016-07-14

Rotary pump having a casing being formed with a communicating hole communicating a space that is between the side plate and the wall surface of the driving machine

#18
20160177947
2016-06-23

VANE PUMP

#19
20160160809
2016-06-09

VANE PUMP AND LEAKAGE DETECTING DEVICE USING THE SAME

#20
20160153452
2016-06-02

Motor-driven compressor

#21
20160138398
2016-05-19

Hydraulic vane-type machine

#22
20160115958
2016-04-28

Compressor shell assembly

#23
20160090984
2016-03-31

VANE PUMPS

#24
20160084252
2016-03-24

Negative pressure pump and cylinder head cover

#25
20160032926
2016-02-04

Electric motor-driven motor-vehicle vacuum pump, and drive shaft for a motor vehicle vacuum pump

#26
20150352638
2015-12-10

Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump

#27
20150345498
2015-12-03

Vacuum pump for a motor vehicle

#28
20150300352
2015-10-22

Pump with mechanical seal assembly

#29
20150300174
2015-10-22

Unitary pump and turbine energy exchanger

#30
20150267703
2015-09-24

Vane-rotary gas compressor

#31
20150192128
2015-07-09

Compressor with rotating cam and sliding end vanes