Patents-Review.com
ClassID:

249133 ⎘

Y10T137/7766 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; Pilot or servo controlled; Fluid pressure type; Choked or throttled pressure type Choked passage through main valve head

Recent Application in this class:
#1
20200088217
2020-03-19

Electrohydraulic normally-open ventable valve configured to operate in pressure relief mode when actuated

 #2
20200088216
2020-03-19

Electrohydraulic valve normally operating in fluid flow-blocking mode and configured to operate in pressure relief mode when actuated

 #3
20200088215
2020-03-19

Electrohydraulic valve normally operating in pressure relief mode and configured to block fluid flow when actuated

 #4
20190170270
2019-06-06

Valve for opening and closing a line system

 #5
20170321811
2017-11-09

Flow-rate adjustable valve

 #6
20170248250
2017-08-31

Regulating device

 #7
20160091101
2016-03-31

Pressure reducing valve with separate radial bores for different fluid flow paths

 #8
20150377377
2015-12-31

Three-way solenoid valve

 #9
20150114479
2015-04-30

Regulating device

 #10
20140203107
2014-07-24

Throughflow controller

 #11
20130233409
2013-09-12

Dynamically adjusting counterbalance valve

 #12
20120305108
2012-12-06

Pilot-operated pressure control valve

 #13
20120159940
2012-06-28

Pressure Regulating Device, Compressed Air Supply System and Motor Vehicle

 #14
20120037829
2012-02-16

Proportional throttle valve

 #15
20120017577
2012-01-26

Hydraulic soft start system

 #16
20110108137
2011-05-12

Pressure regulator having an integral pilot and self-relieving mechanism

 #17
20100288489
2010-11-18

Sequence valve and a downhole tractor

 #18
20100051116
2010-03-04

Piloted fuel tank vapor isolation valve

 #19
20100006159
2010-01-14

Pressure relief valves

 #20
20090314359
2009-12-24

Pilot-controlled pressure limiting valve

 #21
20090241765
2009-10-01

Holding control valve

 #22
20090211650
2009-08-27

Pressure control valve

 #23
20080314458
2008-12-25

Method and Device for Regulating a Pressure and/or a Volume Flow of a Fluid

 #24
20080149192
2008-06-26

Valve

 #25
20080053538
2008-03-06

Hydraulic circuit of option device for excavator

 #26
20070175521
2007-08-02

Metering orifice arrangement for a hydraulic current divider and current adding device

 #27
20070084611
2007-04-19

Automotive onboard fire suppression system reservoir with discharge port controlled by piloted spool valve

 #28
20070056632
2007-03-15

Hydraulic relief valve

 #29
20060266419
2006-11-30

Feed pressure valve

 #30
20060201554
2006-09-14

Soft ventable relief valve

 #31
20060191405
2006-08-31

Flow control valve having pressure compensating valve

 #32
20050279409
2005-12-22

Valve arrangement in a hydraulic circuit, use of the same and arrangement for controlling a hydraulic vehicle drive

 #33
20050183775
2005-08-25

Pilot operated relief valve

 #34
20050178444
2005-08-18

Relief valve

 #35
20050178443
2005-08-18

Relief valve

 #36
20050056257
2005-03-17

Fuel supply apparatus and fuel pressure regulator

 #37
20050045229
2005-03-03

Cartridge relief valve with improved stability

 #38
16254001
2020-09-15

Inverse proportional pressure relief valve

 #39
16253985
2020-06-16

Two-port electrohydraulic counterbalance valve

 #40
16133980
2020-02-11

Electrohydraulic valve normally operating in pressure relief mode and configured to operate in ventable mode when actuated

 #41
16133972
2020-01-14

Electrohydraulic normally-open ventable valve configured to operate in pressure relief mode when actuated

 #42
15726679
2019-10-08

Electrohydraulic counterbalance and pressure relief valve

 #43
15493415
2019-02-12

Pressure regulating valve with incorporated shut-off mechanism