ClassID:

249293

Y10T137/7937 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; Direct response valves [i.e., check valve type]; Reciprocating valves; Spring biased; Spring coaxial with valve Cage-type guide for stemless valves

Recent Application in this class:
#1
20240084905
2024-03-14

SYSTEMS AND METHODS FOR PISTON CHECK VALVES

#2
20220397109
2022-12-15

Discharge valve arrangement for a refrigerant compressor

#3
20220282797
2022-09-08

Systems and methods for piston check valves

#4
20210123538
2021-04-29

Systems and methods for piston check valves

#5
20190170131
2019-06-06

Intake pulsation damper of swash plate-type compressor

#6
20190120392
2019-04-25

Check valve

#7
20140202556
2014-07-24

Valve for rapid inflation and deflation

#8
20140191047
2014-07-10

Thermostatic mixing valve

#9
20140137957
2014-05-22

Pressure balanced spring loaded overtravel sealing apparatus

#10
20140007955
2014-01-09

Captured check ball valve cartridge

#11
20120227840
2012-09-13

Check valve of hydraulic brake system

#12
20120118984
2012-05-17

Thermostatic mixing valve

#13
20110139273
2011-06-16

Exhaust check valve of swash plate compressor

#14
20110108638
2011-05-12

Return line connector

#15
20110108140
2011-05-12

Latching check valve

#16
20110033289
2011-02-10

Bypass-type motor protecting device for a vacuum cleaner

#17
20100294972
2010-11-25

One-way valve of variable capacity compressor for vehicle

#18
20100276623
2010-11-04

Pressure control valve

#19
20090136366
2009-05-28

Compressor

#20
20080295900
2008-12-04

Fluid jet for providing fluid under pressure to a desired location

#21
20080223460
2008-09-18

POPPET CHECK VALVE FOR HIGH PRESSURE OIL PUMP

#22
20080210314
2008-09-04

Fluid jet with noise reducing sleeve

#23
20080190404
2008-08-14

Internal combustion engine having exhaust gas recirculation

#24
20080029165
2008-02-07

Check valve

#25
20070246549
2007-10-25

THERMOSTATIC MIXING VALVE

#26
20070107785
2007-05-17

Pressure control valve

#27
20070067920
2007-03-29

Spray fill device and method for using the same

#28
20070014492
2007-01-18

Moisture-proof sealing bag

#29
20060272711
2006-12-07

Pressure control valve

#30
20060021661
2006-02-02

Check valve

#31
20060021187
2006-02-02

Vacuum cleaner and damper installation structure thereof

#32
20050226753
2005-10-13

Reinforced valve assembly

#33
20050161093
2005-07-28

Backflow prevention valve

#34
20050155652
2005-07-21

Pressure protection valve

#35
20050087233
2005-04-28

Modular multi-function fluid flow control device

#36
20050072476
2005-04-07

Fluid jet for providing fluid under pressure to a desired location

#37
20050028876
2005-02-10

Method of mixing fluids using a valve

#38
15714406
2019-10-15

Pressure regulating valve with multi-pronged piston assembly