ClassID:

143457

F04C2/3445 - CPC Classification

Classification description:

Rotary-piston machines or pumps having the characteristics covered by two or more 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 groups or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation the vanes having the form of rollers, slippers or the like

Recent Application in this class:
#1
20240209854
2024-06-27

RADIAL PISTON PUMPS

#2
20180372097
2018-12-27

Pump comprising a spring

#3
20160369796
2016-12-22

Integrated Motor-Pump

#4
20160305428
2016-10-20

Pump comprising a spring

#5
20160115792
2016-04-28

Hydrostatic positive displacement machine

#6
20150204327
2015-07-23

Integrated Brushless Direct Current Motor and Lift Pump

#7
20150194864
2015-07-09

Grounding device for brushless electric motor

#8
20150037188
2015-02-05

Vane pump assembly

#9
20140099217
2014-04-10

Device for fastening and electrically connecting a circuit board to a motor

#10
20130202468
2013-08-08

Oval chamber vane pump

#11
20120128521
2012-05-24

Oil pump arrangement in a transmission

#12
20110268596
2011-11-03

Fluid device with flexible ring

#13
20100229835
2010-09-16

NOVELTY IN ELECTRIC FUEL PUMPS FOR INTERNAL COMBUSTION ENGINES

#14
20100080723
2010-04-01

Overmolded rotor

#15
20100047097
2010-02-25

Roller vane pump with integrated motor

#16
20100047088
2010-02-25

ROLLER VANE PUMP WITH INTEGRATED MOTOR

#17
20100008809
2010-01-14

Pumping unit with reinforcing ribs

#18
20090238706
2009-09-24

Self-aligning pump rotor and methods

#19
20090169409
2009-07-02

Vane machine, in particular vane pump

#20
20080187451
2008-08-07

Feed Unit

#21
20080112821
2008-05-15

Impeller-drive shaft construction for a fuel pump

#22
20070292292
2007-12-20

Vane cell pump

#23
20070292291
2007-12-20

Vane cell pump with adjustable output

#24
20070003422
2007-01-04

Unit for delivering fuel to an internal combustion engine

#25
20060024179
2006-02-02

Two-stage hydraulic pump

#26
20050118039
2005-06-02

Roller vane pump

#27
20050063854
2005-03-24

Dual lobe, split ring, variable roller vane pump

#28
14968978
2017-05-02

Rotary pump and rotary motor