Y10T137/7859 - CPC Classification Index

ClassID:

249223 ⎘

Y10T137/7859 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; Direct response valves [i.e., check valve type] Single head, plural ports in parallel

Sub-classes:

Y10T137/786 » Concentric ports 10
Y10T137/7861 » Annular head 8

Recent Application in this class:

20210025508

2021-01-28

Plate valve and method for operating same

20190170133

2019-06-06

Valve and gas control device

20150040999

2015-02-12

Fluid triggerable valves

20140007954

2014-01-09

Check valve for well stimulation

20130276906

2013-10-24

Disc pump valve with performance enhancing valve flap

20120152379

2012-06-21

Suction valve with unloader

20110083280

2011-04-14

Pneumatic lift with unidirectional valve

20100032029

2010-02-11

Radial flow oscillating valve for reciprocating compressors and pumps

20080277008

2008-11-13

Multi-port suction reed valve with optimized tips

#10

20080237514

2008-10-02

Flow Control Valve and Cylinder Apparatus Having the Same

#11

20080230733

2008-09-25

Automatic suction and pressure valve

#12

20070295410

2007-12-27

Discharge valve and valve assembly of reciprocating compressor having the same

#13

20070289971

2007-12-20

Valve for electronic enclosure

#14

20060016483

2006-01-26

Valve or valve plate having an integrated gasket