H01H 35/2628
By varying the relative position of switch-casing and pressure sensitive element
Official title: {by varying the relative position of switch-casing and pressure sensitive element}
H01H35/2628 (By varying the relative position of switch-casing and pressure sensitive element) appears on 23 US grants and 6 published applications in this corpus.
Search patents in H01H- Granted patents
- 23
- Published applications
- 6
- Assignees
- 16
- Inventors
- 36
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Switch assembly for valve actuator8 Apr 2025US 12,270,487 B2Automatic Switch Company
- Membrane pressure switch21 Nov 2023US 11,823,853 B2Inelta Sensorsysteme GmbH & Co. KG
- Switch assembly for valve actuator3 Jan 2023US 11,543,047 B2Automatic Switch Company
- Force amplified low pressure depth activated switch17 Dec 2019US 10,510,504 B2Eagle Technology, LLC
- Rotary adjustment for dual switch assembly18 Feb 2014US 8,653,387 B2Ashcroft, Inc.
- Switch assembly for valve actuator8 Jun 2023US 2023/0175607 A1Automatic Switch Company
- Membrane pressure switch8 Sep 2022US 2022/0285112 A1Inelta Sensorsysteme GmbH & Co. KG
- Switch assembly for valve actuator30 Jun 2022US 2022/0205555 A1Automatic Switch Company
- Force amplified low pressure depth activated switch13 Jun 2019US 2019/0180965 A1Eagle Technology, LLC
- Rotary Adjustment For Dual Switch Assembly12 Jan 2012US 2012/0007732 A1Ashcroft, Inc.
Most cited
By later US patents
- Fluid level sensing and control system61US 6,595,051 B1Chandler Systems, Inc. · 2003
- Method of assembling a pressure responsive control device32US 5,524,333 AGeneral Electric Company · 1996
- Pressure operated switch assembly with external pressure control16US 4,626,636 AStewart-Warner Corporation · 1986
- Adjustable pressure-type switch12US 4,827,093 ADeLaval Turbine Inc. · 1989
- Adjustable pressure and vacuum limit switch valve9US 4,317,971 ARK Industries · 1982