ClassID:

203055

H01H35/38 - CPC Classification

Classification description:

Switches operated by change of a physical condition; Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by piston and cylinder

Recent Application in this class:
#1
20230221370
2023-07-13

Gas density relay having simulation check function and simulation check method thereof

#2
20230168302
2023-06-01

Gas density relay with online self-checking function and checking method therefor

#3
20230026683
2023-01-26

Pressure switch piston

#4
20190348239
2019-11-14

Hydraulic switch and hydraulic brake system

#5
20190242495
2019-08-08

Device for detecting fluid flow

#6
20190221388
2019-07-18

Pressure switch with corrugated sheets

#7
20180366287
2018-12-20

Bolted pressure switch motor arrangement

#8
20180289870
2018-10-11

Fluid management apparatus and method

#9
20170256375
2017-09-07

Pressure responsive switch for actuating a device

#10
20170025237
2017-01-26

Swivel actuating pressure switch

#11
20160118209
2016-04-28

Control system including single line switches and method

#12
20150151148
2015-06-04

Fire protection device of an electric installation starter-controller device

#13
20140116860
2014-05-01

Apparatus for sectioning an electric energy flow in one or more conductors, and an electric energy generating plant comprising said apparatus

#14
20130343162
2013-12-26

Hydrophone signal limiting shunt switch

#15
20130277190
2013-10-24

Storage module for a hydraulic stored-energy spring mechanism

#16
20120198621
2012-08-09

Surgical table having overload detection means

#17
20120132507
2012-05-31

Pressure switch having a transducer or pin extending into the fluid flow path

#18
20120048710
2012-03-01

Pressure switch

#19
20120007732
2012-01-12

Rotary adjustment for dual switch assembly

#20
20110297526
2011-12-08

Interchangeable air connector assembly for a pneumatically actuated switching device

#21
20110094862
2011-04-28

TECHNIQUES FOR MAKING HIGH VOLTAGE CONNECTIONS

#22
20110073420
2011-03-31

HIGH PRESSURE SWITCH

#23
20110023616
2011-02-03

Pressure switch

#24
20110008995
2011-01-13

Pneumatic system electrical contact device

#25
20100200085
2010-08-12

Hydraulic pressure switch with porous disc as snubbing element

#26
20100187086
2010-07-29

Dual activated pneumatic actuator system

#27
20090308721
2009-12-17

Pneumatic system electrical contact device

#28
20090183870
2009-07-23

Switch mechanisms that allow a single power cable to supply electrical power to two or more downhole electrical motors alternatively and methods associated therewith

#29
20090078554
2009-03-26

Techniques for making high voltage connections

#30
20090057125
2009-03-05

Pressure switch with adjustable differental setting

#31
20070095134
2007-05-03

Apparatus for detecting pressure

#32
20070007116
2007-01-11

Pressure switch

#33
20060032298
2006-02-16

Air filter restriction sensor assembly

#34
20050067266
2005-03-31

Damped pressure switch