Patents-Review.com
ClassID:

143523 ⎘

F04C15/0015 - CPC Classification

Classification description:

Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups  - ; Sealing arrangements in rotary-piston machines or pumps; Radial sealings for working fluid of resilient material

Recent Application in this class:
#1
20250347277
2025-11-13

PUMPS

 #2
20240240636
2024-07-18

PUMPS

 #3
20220220958
2022-07-14

Helical trochoidal rotary machines with improved solids handling

 #4
20210372400
2021-12-02

Compressor with compliant seal

 #5
20210372399
2021-12-02

HIGH PRESSURE PUMP

 #6
20210003129
2021-01-07

Cartridge vane pump and pump device including same

 #7
20200400022
2020-12-24

Rotary piston engine and method for operating a rotary piston engine

 #8
20200132195
2020-04-30

Exclusion and pulsation seal for hydraulic fracturing pump

 #9
20190085843
2019-03-21

Rotary pump driven medicament delivery device

 #10
20190055942
2019-02-21

PUMPING ASSEMBLY TO FEED FUEL, PREFERABLY DIESEL FUEL, TO AN INTERNAL COMBUSTION ENGINE

 #11
20190048872
2019-02-14

Rotary piston pump with a piston formed by a plurality of plates filled with polymer material

 #12
20180347361
2018-12-06

Mud motor inverse power section

 #13
20180320686
2018-11-08

Gear pump device for rubber extrusion

 #14
20180258932
2018-09-13

Impeller For Pump

 #15
20180216615
2018-08-02

Pump for conveying a fluid, in particular for conveying an exhaust gas cleaning additive

 #16
20180209418
2018-07-26

Lobe gear pump with inducer assembly and centrifugal pump having one fluid flow path

 #17
20180163542
2018-06-14

Hydraulic device comprising a sealing element

 #18
20180135623
2018-05-17

Rotary vane actuator and vane assembly

 #19
20180073503
2018-03-15

Pump arrangements for pumping fluid

 #20
20170321794
2017-11-09

FLUID SUPPLY DEVICE FOR A TRANSMISSION FOR A MOTOR VEHICLE

 #21
20170260979
2017-09-14

Seal arrangement for a switchable vane cell pump of cartridge design

 #22
20170254329
2017-09-07

Elastic containment assembly for a pump

 #23
20170184101
2017-06-29

Vane pump device

 #24
20170067463
2017-03-09

PUMP DEVICE

 #25
20160341196
2016-11-24

Uniaxial eccentric screw pump

 #26
20160160982
2016-06-09

HYDRAULIC CONTROL UNIT HAVING INTERFACE PLATE DISPOSED BETWEEN HOUSING AND PUMP

 #27
20160146078
2016-05-26

Pump for pumping a liquid along at least one delivery path delimited by a deformable element braced in an axial direction by a stress anchor projecting through a pump rotation shaft

 #28
20160010644
2016-01-14

Pump with a resilient seal

 #29
20160010643
2016-01-14

Pumps

 #30
20160010634
2016-01-14

Pumps

 #31
20150285248
2015-10-08

ROTARY LOBE PUMP WITH WIPER BLADES

 #32
20150260195
2015-09-17

Pump and its manufacturing method

 #33
20150260183
2015-09-17

High pressure gear pump with dual wall housing

 #34
20150226212
2015-08-13

ROTATING PUMP

 #35
20140348684
2014-11-27

Pump having a housing and a rotor capable of rotating in the housing

 #36
20140341768
2014-11-20

Sealing device for a cam ring of a variable displacement pump

 #37
20140294627
2014-10-02

Liquid pump

 #38
20130216417
2013-08-22

Rotary lobe pump with wiper blades

 #39
20120034122
2012-02-09

Pump with a resilient seal

 #40
20100247362
2010-09-30

Gear Pump

 #41
20100237689
2010-09-23

Gear pump and gear pump for brake apparatus

 #42
20100080723
2010-04-01

Overmolded rotor

 #43
20090152009
2009-06-18

Nano particle reinforced polymer element for stator and rotor assembly

 #44
20080274000
2008-11-06

Prismatic pump, especially slurry pump

 #45
20080063552
2008-03-13

Single-vane rotary pump or motor

 #46
20070148027
2007-06-28

Rotary pump provided with an axially movable blade

 #47
20060228245
2006-10-12

Single-vane rotary pump or motor

 #48
20060051228
2006-03-09

Pump with conveying chamber formed in outer rotor surface