F04C15/0007 - CPC Classification Index

ClassID:

143521 ⎘

F04C15/0007 - 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

Sub-classes:

F04C15/0011 » {of rigid material} 7
F04C15/0015 » {of resilient material} 47
F04C15/0019 » {Radial sealing elements specially adapted for intermeshing-engagement type machines or pumps, e.g. gear machines or pumps} 66

Recent Application in this class:

20250116223

2025-04-10

ROTARY PISTON MACHINE

20240167472

2024-05-23

FLEXIBLE IMPELLER PUMP

20230003218

2023-01-05

Scroll compressor with second intermediate cap to facilitate refrigerant injection

20220333597

2022-10-20

INTEGRATED SCREW-SPINDLE COOLANT PUMP

20210363988

2021-11-25

Lobe pump

20210285444

2021-09-16

Scroll compressor

20210088044

2021-03-25

Driving structure of three-axis multi-stage roots pump

20210003129

2021-01-07

Cartridge vane pump and pump device including same

20200400022

2020-12-24

Rotary piston engine and method for operating a rotary piston engine

#10

20200347726

2020-11-05

Sealing arrangement

#11

20200291935

2020-09-17

Pressure balancing system for a fluid pump

#12

20200271112

2020-08-27

Positive displacement pump having an eccentric piston

#13

20200056609

2020-02-20

Eccentric screw pump

#14

20200025197

2020-01-23

Scroll compressor with buffer member between the orbiting groove and the balance weight

#15

20190277282

2019-09-12

Vacuum pump sealing element

#16

20190128258

2019-05-02

MULTIPLE LOBE VANE FLUID PUMP HAVING ENHANCED UNDER-VANE CAVITY PRESSURIZATION

#17

20180372097

2018-12-27

Pump comprising a spring

#18

20180372094

2018-12-27

VARIABLE DISPLACEMENT PUMP WITH AXIAL DISPLACEMENT OF THE VANES

#19

20180320687

2018-11-08

Rotary device, rotary system, and fluid machinery, to which press-actuated gate valve mechanism is applied

#20

20180087505

2018-03-29

FORKLIFT, INTERNAL GEAR PUMP, AND AXIAL COMPENSATION COMPONENT THEREOF

#21

20170227006

2017-08-10

Gear pump with dual pressure relief

#22

20170130715

2017-05-11

Flexible impeller pump

#23

20170021523

2017-01-26

Oil delivery system for the lubrication of a chainsaw

#24

20170008134

2017-01-12

Method and kit for gerotor repair

#25

20160377079

2016-12-29

Hydraulic machine

#26

20160305428

2016-10-20

Pump comprising a spring

#27

20160281713

2016-09-29

HIGH PRESSURE PUMP

#28

20160201668

2016-07-14

Concentric rotary fluid machine

#29

20160061200

2016-03-03

Screw pump with vapor barrier

#30

20160009264

2016-01-14

Internal gear pump

#31

20150300352

2015-10-22

Pump with mechanical seal assembly

#32

20150252804

2015-09-10

Working oil chamber sealing system of rotary vane steering gear actuator

#33

20150240808

2015-08-27

Variable displacement vane pump

#34

20150240807

2015-08-27

ADJUSTABLE VANE PUMP

#35

20150192122

2015-07-09

Rotary fluid machine and associated method of operation

#36

20150017046

2015-01-15

Rotary compressor having gate axially movable with respect to rotor

#37

20150010421

2015-01-08

Sealing Element for Rotary Compressor

#38

20140271296

2014-09-18

No corner seal rotary vane actuator

#39

20140271295

2014-09-18

Rotary vane actuator with fluid actuated mechanical lock

#40

20140199197

2014-07-17

Variable displacement pump with multiple pressure chambers where a circumferential extent of a first portion of a first chamber is greater than a second portion

#41