Y10T137/7812 - CPC Classification Index

ClassID:

249178 ⎘

Y10T137/7812 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; With separate connected fluid reactor surface; With opening bias [e.g., pressure regulator]; Reactor surface separated by apertured partition Valve stem passes through the aperture

Sub-classes:

Y10T137/7813 » Plural reactor surfaces 1
Y10T137/7814 » Reactor is an inverted cup having liquid seal 0
Y10T137/7818 » Valve head in inlet chamber 8

Recent Application in this class:

20200326733

2020-10-15

Variable venturi assist pressure regulator

20160116920

2016-04-28

Dynamic pressure registration device for internally registered actuators and overpressure protection devices

20140090726

2014-04-03

Dynamic pressure registration device for internally registered actuators and over pressure protection devices

20120018658

2012-01-26

Pressure reducing valve

20090302256

2009-12-10

Pressure reducing valve

20080233446

2008-09-25

Fluidic control system and method of manufacture

20070068578

2007-03-29

Direct acting pressure reducing valve

20070056634

2007-03-15

Pressure controller, valve having pressure controller, and fuel cell equipped with valve having pressure controller