F16K 31/043
Characterised by mechanical means between the motor and the valve
Official title: {characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means}
F16K31/043 (Characterised by mechanical means between the motor and the valve) appears on 428 US grants and 439 published applications in this corpus.
Search patents in F16K- Granted patents
- 428
- Published applications
- 439
- Assignees
- 306
- Inventors
- 960
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 1 |
| 2002 | 2 | 4 |
| 2003 | 9 | 5 |
| 2004 | 5 | 9 |
| 2005 | 7 | 5 |
| 2006 | 5 | 4 |
| 2007 | 8 | 6 |
| 2008 | 3 | 9 |
| 2009 | 1 | 8 |
| 2010 | 7 | 10 |
| 2011 | 4 | 6 |
| 2012 | 7 | 15 |
| 2013 | 7 | 15 |
| 2014 | 11 | 7 |
| 2015 | 8 | 12 |
| 2016 | 10 | 10 |
| 2017 | 15 | 42 |
| 2018 | 28 | 45 |
| 2019 | 33 | 30 |
| 2020 | 34 | 31 |
| 2021 | 26 | 29 |
| 2022 | 34 | 31 |
| 2023 | 22 | 32 |
| 2024 | 30 | 26 |
| 2025 | 33 | 22 |
| 2026 | 17 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Torque limiter coupling assembly for valve actuators8 Sep 2026US 12,729,776 B2Watts Regulator Co.
- Flow modulator for a fluid11 Aug 2026US 12,704,187 B2Pittway Sarl
- Multi-way valve11 Aug 2026US 12,704,194 B2Stant USA Corp.
- Multi-way control valve11 Aug 2026US 12,704,196 B2RB Distribution, Inc.
- Valve control device for a motor vehicle coolant circuit4 Aug 2026US 12,698,844 B2ECO Holding 1 GmbH
- Fluid control device and manufacturing method therefor, and fluid control system1 Oct 2026US 2026/0298250 A1Zhejiang Sanhua Automotive Components Co., Ltd.
- Coupling device, valve system and method for operating a valve system10 Sep 2026US 2026/0266207 A1Akrapovic d.d.
- Fluid-dispensing motorised valve20 Aug 2026US 2026/0243357 A1Vernet
- Actuator for opening/closing valve20 Aug 2026US 2026/0243364 A1B.S.C. Co., Ltd.
- Electronic expansion valve13 Aug 2026US 2026/0235209 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Pendulum valve assembly79US 6,089,537 AMKS Instruments, Inc. · 2000
- Removable and interchangeable valve actuator system75US 6,073,907 AErie Manufacturing Company · 2000
- DC motor actuated flow diversion valve63US 5,226,454 AHydrotech Chemical Corporation · 1993
- Fluid flow control apparatus for controlling and delivering fluid at a continuously variable flow rate54US 6,561,481 B12003
- Low power valve actuator48US 5,085,401 AH. L. Ledeen Associates · 1992