ClassID:

143472

F04C2/44 - 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 group or and having a hinged member with vanes hinged to the inner member

Recent Application in this class:
#1
20230083167
2023-03-16

ROTARY PUMP OR MOTOR WITH IMPROVED INTAKE, EXHAUST, VANE AND BEARINGLESS SLEEVE FEATURES

#2
20230031795
2023-02-02

Fluid pump and temperature management system comprising the fluid pump, and motor vehicle comprising the fluid pump and/or the temperature management system

#3
20220145881
2022-05-12

Flexible impeller pump for flowable food product

#4
20220145880
2022-05-12

FLEXIBLE IMPELLER PUMP FOR FLOWABLE FOOD PRODUCT

#5
20220112808
2022-04-14

Rotary pump with discharge control

#6
20210404465
2021-12-30

Multi-chamber impeller pump

#7
20200370553
2020-11-26

Rotary sliding vane machine with slide bearings and pivot bearings for the vanes

#8
20200224656
2020-07-16

Vane rotary compressor

#9
20200014277
2020-01-09

Portable fuel pump

#10
20170201146
2017-07-13

Portable fuel pump

#11
20160153348
2016-06-02

Fixed-rail rotor pump and fixed-rail rotor pump combined supercharging internal-combustion engine

#12
20150369245
2015-12-24

Vane rotary compressor

#13
20150240809
2015-08-27

Variable displacement pump

#14
20150110658
2015-04-23

Pump with pivoted vanes

#15
20140170010
2014-06-19

Vane rotary compressor having a hinge-coupled vane

#16
20140140879
2014-05-22

Rotary mechanism with articulating rotor

#17
20110236241
2011-09-29

Hybrid pump for delivering a liquid pump medium

#18
20100226809
2010-09-09

Pivoting vane pump/motor

#19
20050196299
2005-09-08

Hinged paddle pump

#20
20050053509
2005-03-10

Hinged-vane rotary pump

#21
20050019198
2005-01-27

Auto suction hybrid pump