F04B53/127 - CPC Classification Index

ClassID:

143210 ⎘

F04B53/127 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in, or of interest apart from, groups - or - ; Valves; Arrangement of valves arranged in or on pistons; Reciprocating valves Disc valves

Sub-classes:

F04B53/128 » {Annular disc valves} 7

Recent Application in this class:

20250305586

2025-10-02

SYSTEM AND METHOD FOR VALVE ASSEMBLY

20240254986

2024-08-01

Flexible manifold for reciprocating pump

20220316461

2022-10-06

Plunger, hydraulic end and plunger pump

20220163028

2022-05-26

Double acting fluid end

20220154704

2022-05-19

Flexible manifold for reciprocating pump

20210222684

2021-07-22

Vehicle-mounted electric oil-free air compressor

20210033084

2021-02-04

Cylinder piston for an air compressor

20190316581

2019-10-17

PUMP VALVE WITH SEAL RETAINING STRUCTURE

20180180041

2018-06-28

Reciprocating Compressor Provided with Arrangement of Suction Valves

#10

20150300330

2015-10-22

Reciprocating pumps for downhole deliquification systems and pistons for reciprocating pumps

#11

20140060320

2014-03-06

Piston for an air pump

#12

20100310394

2010-12-09

COMPRESSOR UNIT

#13

20100166587

2010-07-01

GRAVITY-ASSISTED FLUID PUMP

#14

20100111735

2010-05-06

Foam Pump

#15

20090158924

2009-06-25

PISTON PUMP

#16

20080044301

2008-02-21

Electromagnetic fuel pump

#17

20070122301

2007-05-31

Drywall mud pump

#18

17751951

2023-07-25

Plunger actuated valve

#19

17678136

2025-05-06

System and method for valve assembly

#20

15660668

2018-11-20

Superimposed standing valve

#21

14158745

2016-06-21

Vacuum pump and dispenser for bottles