Y10T137/87016 - CPC Classification Index

ClassID:

249451 ⎘

Y10T137/87016 - CPC Classification

Classification description:

Fluid handling; Systems; Sequentially progressive opening or closing of plural valves Lost motion

Sub-classes:

Y10T137/87024 » Cam determines sequence 4
Y10T137/87032 » Rotary concentric valves 2
Y10T137/8704 » First valve actuates second valve 31

Recent Application in this class:

20220299128

2022-09-22

Valve for hydrogen tank of fuel cell vehicle

20190308887

2019-10-10

Shuttle valve for water softener system and method

20170260064

2017-09-14

Shuttle valve for water softener system and method

20150261228

2015-09-17

Two-member connecting structure

20150144819

2015-05-28

Isolation valve with fast depressurization for high-pressure fuel tank

20140060670

2014-03-06

Ventilating and evacuating valve for conduit pipes and/or braces

20130037736

2013-02-14

Shuttle valve

20120085445

2012-04-12

Shutoff valve integrated into a pressure regulator

20120056118

2012-03-08

Valve opening and closing mechanism

#10

20110162728

2011-07-07

Valve assembly for high-pressure fluid reservoir

#11

20100269921

2010-10-28

Valve assembly for high-pressure fluid reservoir

#12

20090293973

2009-12-03

Two-shutter valve

#13

20090260587

2009-10-22

Air intake device for a heat engine with a cooled main circulation system and a bypass system equipped with a heating mechanism

#14

20090050830

2009-02-26

Dual butterfly valve driven by a common drive motor

#15

20060289073

2006-12-28

Infinitely variable directional valve

#16

20050189509

2005-09-01

Leak-resistant solenoid valves

#17

20050051211

2005-03-10

Priming apparatus for a centrifugal pump