Patents-Review.com
ClassID:

249399 ⎘

Y10T137/86598 - CPC Classification

Classification description:

Fluid handling; Systems; Multi-way valve unit; Supply and exhaust; Pilot-actuated; Variable orifice-type modulator Opposed orifices; interposed modulator

Recent Application in this class:
#1
20240393811
2024-11-28

SPLIT VALVES FOR REGULATING FLUID FLOW IN CLOSED LOOP SYSTEMS

 #2
20230305584
2023-09-28

Split valves for regulating fluid flow in closed loop systems

 #3
20230204052
2023-06-29

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

 #4
20220120356
2022-04-21

Valve having a valve body

 #5
20200096016
2020-03-26

Servovalves

 #6
20200063883
2020-02-27

Piezoelectric ring bender servo valve assembly for aircraft flight control actuation and fuel control systems

 #7
20200018418
2020-01-16

Fluid servo valve and fluid servo apparatus

 #8
20190389564
2019-12-26

Hydraulic stage

 #9
20180051817
2018-02-22

Servo valve spool

 #10
20160215898
2016-07-28

High-temperature and high-vibration capable armature assemblies for torque motor valve actuators

 #11
20160201812
2016-07-14

Two-position, two-stage servo valve

 #12
20150268669
2015-09-24

Device for providing a fluid having regulated output pressure

 #13
20130087223
2013-04-11

Method of detecting failure of a servo-valve, and a servo-valve applying the method

 #14
20120068095
2012-03-22

Torque motor linearization

 #15
20100236652
2010-09-23

Valve unit

 #16
20090044872
2009-02-19

Control device and hydraulic pilot control

 #17
20070235095
2007-10-11

Methods and apparatus for mechanically adjusting a null offset in a torque motor of a servovalve

 #18
20070215222
2007-09-20

Pilot valve

 #19
20060090799
2006-05-04

Methods and apparatus for mechanically adjusting a null offset in a torque motor of a servovalve

 #20
20060000507
2006-01-05

Methods and apparatus for maintaining pressure gain in a servovalve assembly