ClassID:

142632

F04B1/2042 - CPC Classification

Classification description:

Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block; Details or component parts Valves

Sub-classes:
Recent Application in this class:
#1
20250012262
2025-01-09

INTEGRATED ELECTRO-HYDRAULIC UNIT

#2
20240318642
2024-09-26

ACTUATION SYSTEM FOR A MOTOR

#3
20240175429
2024-05-30

Control plate of a hydraulic machine and hydraulic machine

#4
20230279847
2023-09-07

Hub Feed Oil System

#5
20230021713
2023-01-26

Hydraulic pump/motor

#6
20230003216
2023-01-05

Axial piston pump with inclined plate

#7
20230003204
2023-01-05

Axial piston pump with inclined plate

#8
20220325704
2022-10-13

Support system for a displacement adjustment plate of an axial piston machine

#9
20220275792
2022-09-01

Hydraulic pump motor

#10
20220228580
2022-07-21

VALVE PLATE FOR FLUID PUMP

#11
20220106945
2022-04-07

Hydrostatic axial piston machine

#12
20210254609
2021-08-19

Hydrostatic axial piston machine having pressure side change

#13
20210254608
2021-08-19

Rotary axial piston machine with hydrostatic pressing device seal arrangement

#14
20210190066
2021-06-24

Valve plate assembly

#15
20200340460
2020-10-29

Hydraulic machine, hydraulic assembly having the hydraulic machine, and hydraulic axle having the hydraulic machine

#16
20200263675
2020-08-20

Displacement adjusting device of swash plate pump

#17
20190390663
2019-12-26

Hydraulic pump with inlet baffle

#18
20190323489
2019-10-24

Axial piston machine with pressure relief in the through drive space

#19
20190178226
2019-06-13

Hydrostatic piston engine

#20
20190063472
2019-02-28

Low profile electro-hydrostatic actuator

#21
20180163708
2018-06-14

Hydrostatic axial piston machine

#22
20180156207
2018-06-07

Axial piston hydraulic pump

#23
20170342970
2017-11-30

Axial piston pump/motor

#24
20170276124
2017-09-28

Variable displacement axial piston pump with fluid controlled swash plate

#25
20170226855
2017-08-10

LIQUID-PRESSURE ROTATING DEVICE

#26
20170198730
2017-07-13

Hydraulic apparatus

#27
20170159640
2017-06-08

Hydrostatic axial piston machine

#28
20170058876
2017-03-02

Hydraulic pump port plate with variable area metering notch

#29
20170045028
2017-02-16

Hydraulic pump-motor

#30
20170016432
2017-01-19

Piston pump and valve plate of piston pump

#31
20160327015
2016-11-10

Hydraulic pump/motor

#32
20160273359
2016-09-22

Port plate assembly for hydraulic unit

#33
20160230788
2016-08-11

Hydraulic machine

#34
20160230749
2016-08-11

Hydraulic device

#35
20160131117
2016-05-12

Hydraulic machine comprising cylinders provided with angularly offset openings

#36
20160069342
2016-03-10

Valve plate arrangement for an axial piston pump

#37
20160048133
2016-02-18

Hydraulic pump assembly

#38
20160025081
2016-01-28

HYDRAULIC PUMP WITH DOUBLE DIRECTION OF ROTATION

#39
20160025080
2016-01-28

APPARATUS INCLUDING SWASHPLATES FIXED ON SHAFT ASSEMBLY AND PISTON ASSEMBLIES

#40
20150337829
2015-11-26

Adjustment device for a hydrostatic piston machine, and hydrostatic axial piston machine

#41
20150337814
2015-11-26

Adjustment device for a hydrostatic piston machine, and hydrostatic axial piston machine

#42
20150211502
2015-07-30

Swash plate type variable displacement compressor

#43
20150167650
2015-06-18

Hydraulic rotating equipment, and working machine provided with this hydraulic rotating equipment

#44
20150086400
2015-03-26

Valve assembly for variable swash plate compressor

#45
20150078930
2015-03-19

Fluid pressure pump

#46
20150075158
2015-03-19

Piston pump

#47
20150030471
2015-01-29

Bent axis type axial piston pump/motor

#48
20140150640
2014-06-05

Hydrostatic positive displacement machine

#49
20140103233
2014-04-17

Hydraulic valve arrangement and hydraulic machine arrangement having a valve arrangement of this kind

#50
20130333369
2013-12-19

Hydrostatic piston engine having a brake device

#51
20130298754
2013-11-14

Axial piston machine

#52
20130224045
2013-08-29

Valve arrangement, connection plate for a hydrostatic piston machine, and hydrostatic piston machine

#53
20130052041
2013-02-28

Piston pump with cam actuated valves

#54
20120244023
2012-09-27

Hydraulic pump assembly

#55
20120020813
2012-01-26

Micro compressor

#56
20100199837
2010-08-12

Variable length bent-axis pump/motor

#57
20090290996
2009-11-26

Bent Axis Type Variable Displacement Pump/Motor

#58
20090199705
2009-08-13

AXIAL PISTON MACHINE AND CONTROL PLATE FOR AN AXIAL PISTON MACHINE

#59
20090095148
2009-04-16

Hydrostatic axial piston machine

#60
20080307956
2008-12-18

WEB-LESS VALVE PLATE

#61
20080295680
2008-12-04

Hydrostatic piston machine with output volume flow in the circumferential direction

#62
20080138225
2008-06-12

Hydraulic piston pump with a balance valve

#63
20070289441
2007-12-20

Axial piston pump or motor of the swashplate or bent axis type

#64
20070101857
2007-05-10

Hydrostatic piston machine with two hydraulic circuits

#65
20070074626
2007-04-05

Distribution system for a hydrostatic piston machine

#66
20070028610
2007-02-08

Working vehicle

#67
20070022873
2007-02-01

Wear-resistant port plate for a fluid transfer device and fluid transfer device including same

#68
20060269421
2006-11-30

Axial piston device

#69
20060169072
2006-08-03

Axial piston machine and a control plate for an axial piston engine

#70
20060096558
2006-05-11

Piston engine comprising a pulsation-reducing device

#71
20050226748
2005-10-13

Hydraulic machine having pressure equalization

#72
20050193888
2005-09-08

Efficient pump/motor with reduced energy loss

#73
20050180872
2005-08-18

Axial piston machine having a pilot control device for damping flow pulsations and manufacturing method

#74
20050172798
2005-08-11

Rotating group of a hydraulic machine

#75
20050166751
2005-08-04

Hydro transformer

#76
20050129531
2005-06-16

Two-stage pressure relief valve

#77
20050123412
2005-06-09

Swash plate type hydraulic pump or motor

#78
20050089410
2005-04-28

Rotating fluid machine

#79
20050063834
2005-03-24

Axial-piston machine of the swashplate or oblique-axis type of construction

#80
15898742
2020-07-21

High pressure axial piston pump with multiple discharge ports

#81
15887817
2020-11-03

Hydraulic systems with variable speed drives