ClassID:

142900

F04B27/0891 - CPC Classification

Classification description:

Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis; Component parts, e.g. sealings; Manufacturing or assembly thereof casings, housings

Recent Application in this class:
#1
20260139668
2026-05-21

RECIPROCATING PUMP POWER END WITH MONOLITHIC CORE

#2
20250389269
2025-12-25

RECIPROCATING PUMP POWER END WITH MONOLITHIC CORE

#3
20250290506
2025-09-18

PUMP FLUID END WITH TOROIDAL SURFACE

#4
20240369057
2024-11-07

CYLINDER DEVICE FOR LINEAR COMPRESSOR INSTALLED WITH LINEAR PISTON

#5
20230032921
2023-02-02

Carbon free compressor pump system

#6
20200309106
2020-10-01

Variable displacement swash plate compressor

#7
20200300233
2020-09-24

Air pump

#8
20200056601
2020-02-20

Variable pressure air pump

#9
20180154449
2018-06-07

Method for producing a swashplate

#10
20180030970
2018-02-01

Double-headed swash type compressor and method for manufacturing cylinder block

#11
20170276126
2017-09-28

VARIABLE DISPLACEMENT TYPE SWASH PLATE COMPRESSOR

#12
20170145996
2017-05-25

Variable displacement type swash plate compressor

#13
20170030349
2017-02-02

Compressor valve health monitor

#14
20170030346
2017-02-02

Sealed cavity compressor to reduce contaminant induction

#15
20160153443
2016-06-02

SENSOR ASSEMBLY FOR MEASURING DYNAMIC PRESSURE IN RECIPROCATING PUMPS

#16
20160053751
2016-02-25

Semispherical shoe for swash plate compressor and swash plate compressor

#17
20160032913
2016-02-04

Reciprocating Compressor Frame

#18
20150337824
2015-11-26

SWASH PLATE TYPE COMPRESSOR

#19
20150267692
2015-09-24

Variable displacement swash plate type compressor

#20
20150260175
2015-09-17

VARIABLE DISPLACEMENT SWASH PLATE TYPE COMPRESSOR

#21
20150033940
2015-02-05

Swash plate

#22
20140377087
2014-12-25

Three-bore variable displacement compressor with a swash plate having an adjustable incline

#23
20130327031
2013-12-12

Combined power take-off and hydraulic pump assembly

#24
20130259713
2013-10-03

Swash plate type compressor

#25
20070196217
2007-08-23

Cylinder head arrangement for a piston compressor

#26
20060275148
2006-12-07

Reciprocating compressor

#27
20060180018
2006-08-17

RECIPROCATING COMPRESSOR FRAME

#28
20060110264
2006-05-25

Compressor

#29
20060024172
2006-02-02

Sealing ring for a swinging yoke hydrostatic unit

#30
20050214134
2005-09-29

Universal compressor assembly