F16K31/28 - CPC Classification Index

ClassID:

152483 ⎘

F16K31/28 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices actuated by fluid actuated by a float actuating a lift valve with two ore more floats actuating one valve

Recent Application in this class:

20250354623

2025-11-20

OVERFILL PREVENTION VALVE

20240077144

2024-03-07

IMPROVEMENTS RELATING TO SIPHON SYSTEMS AND VACUUM PUMPS

20230025926

2023-01-26

OVERFILL PREVENTION VALVE

20220381365

2022-12-01

Negative Pressure Pipeline Opening and Closing Device

20220057013

2022-02-24

SHUT-OFF VALVE

20210071777

2021-03-11

Negative pressure pipeline opening and closing device

20200056357

2020-02-20

Leak-proof device for water inlet valve

20200049273

2020-02-13

Water stop valve

20190168608

2019-06-06

Fuel shutoff valve

#10

20190113150

2019-04-18

Fully-integrated, top-fill, pressureless flow-control module couplable to a pulsating pressurized fuel source

#11

20180135266

2018-05-17

Opening/closing device

#12

20170269614

2017-09-21

Toilet fill valve with improved noise performance

#13

20170107711

2017-04-20

Powerless back-flow prevention apparatus

#14

20140352811

2014-12-04

Valve assembly

#15

20130087220

2013-04-11

Specific gravity valve

#16

20130087208

2013-04-11

SPECIFIC GRAVITY VALVE FOR A PRODUCTION TANK

#17

20120318382

2012-12-20

Leak detection on flush valve

#18

20080202600

2008-08-28

Tank Refuelling System

#19

20050121078

2005-06-09

Automatic dosing pressure chamber distribution of effluent