ClassID:

142589

F04B1/0531 - CPC Classification

Classification description:

Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders with cam-actuated distribution members

Sub-classes:
Recent Application in this class:
#1
20260028971
2026-01-29

PISTON PUMP AND METHOD OF MANUFACTURING THE SAME

#2
20250347269
2025-11-13

PISTON PUMP AND METHOD OF MANUFACTURING THE SAME

#3
20230358217
2023-11-09

PARTIAL STROKE FLUIDIC PUMP-MOTOR WITH HIGH MECHANICAL EFFICIENCY

#4
20220119140
2022-04-21

Pump comprising balls for displacement of fluid

#5
20200291945
2020-09-17

Lubricant pump with automatically coupling pump unit and method for coupling a pump unit to a lubricant pump

#6
20180171949
2018-06-21

Common rail multi-cylinder fuel pump with independent pumping plunger extension

#7
20170198690
2017-07-13

Piston rod having cap recess

#8
20170022811
2017-01-26

Fluid rotary machine

#9
20170009753
2017-01-12

Radial piston pump assemblies and use thereof in hydraulic circuits

#10
20160208898
2016-07-21

Hydraulic transmission

#11
20150322997
2015-11-12

Connecting rod for an air compressor

#12
20150322933
2015-11-12

Radially configured oil-free compressor

#13
20150300349
2015-10-22

Variable fluid flow hydraulic pump

#14
20140199187
2014-07-17

Hydraulic piston pump with throttle control

#15
20120259580
2012-10-11

Method for determining the displacement of a radial piston machine

#16
20110206545
2011-08-25

Volumetric pump and its driving mechanism

#17
20090107134
2009-04-30

PUMP, IN PARTICULAR FOR A HYDRAULIC UNIT

#18
20090074591
2009-03-19

High pressure radial pump

#19
20080295807
2008-12-04

High pressure pump, in particular for a fuel injection system of an internal combustion engine

#20
20070243078
2007-10-18

Hydrostatic retarder pump and motor

#21
19069120
2025-11-11

Piston pump and method of manufacturing the same

#22
18658876
2025-04-08

Piston pump and method of manufacturing the same