F16K 31/52433
With a streamlined or helically shaped valve member
Official title: {with a streamlined or helically shaped valve member, e.g. for reducing flow losses or guiding the fluid flow}
F16K31/52433 (With a streamlined or helically shaped valve member) appears on 19 US grants and 22 published applications in this corpus.
Search patents in F16K- Granted patents
- 19
- Published applications
- 22
- Assignees
- 19
- Inventors
- 31
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 3 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Position transmitter assemblies for use with actuators16 Nov 2021US 11,174,964 B2Fisher Controls International LLC
- Control system and control method for coolant control valve unit4 Aug 2020US 10,731,541 B2Hyundai Motor Company
- Driving mechanism for a control valve and a control valve11 Jun 2019US 10,316,986 B2Duratex S.A.
- Balancing and control valves24 Jan 2017US 9,551,433 B2Ta Hydronics S.A.
- Valve assembly for a dispenser for fluids15 Nov 2016US 9,494,240 B2Fast & Fluid Management B.V.
- Electrically Operated Gas Flow Regulating Valve13 Apr 2023US 2023/0115783 A1Rinnai Corporation
- Non-electric multi-channel valve for aqueous liquids, vapor or gas8 Jul 2021US 2021/0207728 A1Squall E.M.T. Ltd
- Position Transmitter Assemblies For Use With Actuators30 Apr 2020US 2020/0132218 A1Fisher Controls International LLC
- Control system and control method for coolant control valve unit19 Mar 2020US 2020/0088088 A1Hyundai Motor Company
- Tamper resistant in line adjustable valve for preventing air from being directed to a water meter27 Feb 2020US 2020/0063880 A1Water Pilot LLC
Most cited
By later US patents
- Fluid flow control valve and actuating mechanism23US 6,032,922 AAlemite Corporation · 2000
- Water conservation valve12US 5,361,804 A1994
- Water controlling valve10US 8,028,356 B2Highplus International Co., Ltd. · 2011
- Modulating valve7US 5,397,098 AErie Manufacturing Company · 1995
- Flexible hose passive shut down system7US 6,513,556 B1PGI International, Ltd. · 2003