ClassID:

249473

Y10T137/87193 - CPC Classification

Classification description:

Fluid handling; Systems; Supply and exhaust Pilot-actuated

Sub-classes:
Recent Application in this class:
#1
20190322258
2019-10-24

Slow response solenoid hydraulic valve, and associated systems and methods

#2
20190301629
2019-10-03

Manual override assembly

#3
20190093555
2019-03-28

Bleed valve module with position feedback and cooling shroud

#4
20170363222
2017-12-21

Retarder control valve assembly and system for rail cars

#5
20170051841
2017-02-23

Manual override assembly

#6
20150159678
2015-06-11

Flow control valve for construction machinery

#7
20150122349
2015-05-07

Retarder control valve assembly and system for rail cars

#8
20150013796
2015-01-15

Hydraulic circuit for automatic transmission

#9
20140196804
2014-07-17

Hydraulic control arrangement

#10
20140075950
2014-03-20

Minimum pressure shut-off valve

#11
20140026746
2014-01-30

Volume booster with stabilized trim

#12
20130276899
2013-10-24

Compressed air supply installation and method for operating a pneumatic installation

#13
20130269808
2013-10-17

Directional valve equipped with pressure compensation

#14
20130146165
2013-06-13

Pneumatic control valve and pneumatic control system

#15
20130126766
2013-05-23

Hydraulic valve system for actuating at least one shifting element of a transmission

#16
20130048117
2013-02-28

Meterless hydraulic system having displacement control valve

#17
20120312382
2012-12-13

Control valve assembly for load carrying vehicles

#18
20120280152
2012-11-08

Valve arrangement

#19
20120273700
2012-11-01

Valve arrangement

#20
20120255617
2012-10-11

Pilot-operated three-position switching valve

#21
20120216895
2012-08-30

FLUID FLOW CONTROL DEVICE

#22
20120216882
2012-08-30

Pilot-operated quick exhaust valve

#23
20120199765
2012-08-09

Valve assembly

#24
20120180886
2012-07-19

Bleed valve module with position feedback and cooling shroud

#25
20120085437
2012-04-12

Volume booster with seat load bias

#26
20120061594
2012-03-15

Volume booster with stabilized trim

#27
20120060682
2012-03-15

Volume booster with reduced noise trim

#28
20120024406
2012-02-02

Combined hydraulic integrated control valve block system

#29
20110193000
2011-08-11

Decompression switching valve

#30
20110192474
2011-08-11

Hydraulic control valve for construction machinery

#31
20110126920
2011-06-02

Hydraulic valve device

#32
20110088789
2011-04-21

Hydraulic control valve

#33
20110017321
2011-01-27

Directional control valve arrangement

#34
20110005623
2011-01-13

Hydraulic valve device

#35
20100243927
2010-09-30

Valve arrangement

#36
20100059129
2010-03-11

Fluid flow control apparatus

#37
20100043895
2010-02-25

Valve assembly with low resistance pilot shifting

#38
20090294710
2009-12-03

Hydraulic system

#39
20090283160
2009-11-19

FLUID FLOW CONTROL DEVICE AND CONTROL CIRCUIT

#40
20080163939
2008-07-10

Valve assembly with dual actuation solenoids

#41
20080054203
2008-03-06

Valve arrangement

#42
20070256741
2007-11-08

Bimanual control valve

#43
20050244281
2005-11-03

Crossover switching valve