Patents-Review.com
ClassID:

152547 ⎘

F16K33/00 - CPC Classification

Classification description:

Floats for actuation of valves or other apparatus

Recent Application in this class:
#1
20250354623
2025-11-20

OVERFILL PREVENTION VALVE

 #2
20250075522
2025-03-06

HYDRAULIC VALVE

 #3
20250004487
2025-01-02

LEVEL CONTROLLER

 #4
20240424889
2024-12-26

Valve device

 #5
20230030377
2023-02-02

ONE PIECE VENT

 #6
20230025926
2023-01-26

OVERFILL PREVENTION VALVE

 #7
20220403714
2022-12-22

Additive manufactured floats for use in a downhole environment

 #8
20220112964
2022-04-14

VALVE

 #9
20210331582
2021-10-28

Fill limit venting valve with high shut-off height

 #10
20210231253
2021-07-29

Automatic draining device for condensed water or leaking water in aeration pipeline

 #11
20210208613
2021-07-08

Vent valve for an inner floating roof

 #12
20210115768
2021-04-22

Landfill well pump

 #13
20210033213
2021-02-04

System and apparatus for controlling fluid flow in drainage systems

 #14
20200400237
2020-12-24

Discharge valve system and method

 #15
20200331449
2020-10-22

Filling level sensing device

 #16
20200325669
2020-10-15

BASE FOR UNIVERSAL SLIDE STYLE FLOAT AND ASSEMBLY1

 #17
20200308927
2020-10-01

Density-based fluid flow control device

 #18
20200291745
2020-09-17

Density-based fluid flow control devices

 #19
20200088316
2020-03-19

Float valve

 #20
20190255938
2019-08-22

Fill limit venting valve with high shut-off height

 #21
20190226600
2019-07-25

Automatic water regulator

 #22
20190101216
2019-04-04

Discharge valve system and method

 #23
20190098867
2019-04-04

Waterer valve system

 #24
20180248236
2018-08-30

Thermal battery with shut-off valve

 #25
20180238460
2018-08-23

Float valve assembly with drag force dependent deactivation

 #26
20180216741
2018-08-02

Combination air release, degassing and vacuum relief valve

 #27
20180149287
2018-05-31

Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline

 #28
20180135774
2018-05-17

Liquid level control device

 #29
20180135266
2018-05-17

Opening/closing device

 #30
20180073663
2018-03-15

Method and apparatus for detecting water shortage for humidifier and storage medium

 #31
20180045330
2018-02-15

Float

 #32
20180017180
2018-01-18

WATERPROOF VALVE AND ELCTRONIC DEVICE USING THE SAME

 #33
20170299078
2017-10-19

Float drain

 #34
20170260829
2017-09-14

Autonomous well valve

 #35
20170248243
2017-08-31

Noise attenuated fill limit vent valve

 #36
20170219116
2017-08-03

Automatic water shut-off device

 #37
20170183860
2017-06-29

Backflow prevention apparatus

 #38
20170002555
2017-01-05

Minor water leak prevention apparatus for water inlet valve

 #39
20160327047
2016-11-10

SELFPRIMING SYSTEM HAVING VALVE FOR A CENTRIFUGAL PUMP

 #40
20160177666
2016-06-23

System and method for controlling flow in a well production system

 #41
20160047486
2016-02-18

System, method, and apparatus for optimizing the flow rate through detention and surge facilities

 #42
20150267828
2015-09-24

Combination air valve

 #43
20150240967
2015-08-27

Float apparatus

 #44
20150184763
2015-07-02

Liquid control valve

 #45
20150074894
2015-03-19

Toilet controls

 #46
20140091567
2014-04-03

Connector for fuel tank

 #47
20130192693
2013-08-01

Transmission sealing and drainage device

 #48
20120318382
2012-12-20

Leak detection on flush valve

 #49
20120260412
2012-10-18

Toilet valve float mechanism

 #50
20120205562
2012-08-16

Automatic gas intake and exhaust valve device

 #51
20120180881
2012-07-19

Overflow valve for prevention of water vapor loss

 #52
20110197994
2011-08-18

Mechanism for controlling a gauge for indicating the amount of gas remaining in a gas tank

 #53
20090301574
2009-12-10

MECHANISM FOR CONTROLLING A GAUGE FOR INDICATING THE AMOUNT OF GAS REMAINING IN A GAS TANK

 #54
20080047052
2008-02-28

Flush valve with float

 #55
20070209713
2007-09-13

Overfill prevention valve for shallow tanks

 #56
20060272705
2006-12-07

Buoyancy type drain trap

 #57
20060016484
2006-01-26

Reservoir tank for vehicle brake system

 #58
20050121079
2005-06-09

Water filler for water tank

 #59
20050081919
2005-04-21

Float, particularly for level control in bottles of liquefied gas and the like

 #60
17166754
2022-10-18

System and apparatus for controlling fluid flow in drainage systems with a cage device

 #61
16544080
2020-10-27

Fluid reservoir level float mechanism and method of detecting proper operation thereof

 #62
15677658
2019-01-29

Basement sewer drain recovery and discharge device

 #63
15262495
2019-05-14

Apparatus to implement automatic refilling functionality for a liquid holding tank that is the final tank in a flow-path-interconnected series of tanks

 #64
14684087
2017-09-26

Basement sewer drain recovery and discharge system

 #65
14069726
2016-04-12

Flow control device