H01H 21/285
Having an operating arm actuated by the movement of the body and
Official title: {having an operating arm actuated by the movement of the body and mounted on an axis converting its rotating movement into a rectilinear switch activating movement}
H01H21/285 (Having an operating arm actuated by the movement of the body and) appears on 45 US grants and 29 published applications in this corpus.
Search patents in H01H- Granted patents
- 45
- Published applications
- 29
- Assignees
- 28
- Inventors
- 72
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 1 | 4 |
| 2015 | 1 | 5 |
| 2016 | 6 | 2 |
| 2017 | 1 | 1 |
| 2018 | 4 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 5 |
| 2021 | 3 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Limit switch1 Oct 2024US 12,106,913 B2OMRON Corporation
- Rotational over travel protection for preventing over rotation of an object18 Apr 2023US 11,631,557 B2Raytheon Company
- Neutral position limit switch head design with part reduction and improved reliability25 Oct 2022US 11,482,389 B2Eaton Intelligent Power Limited
- Paddle switch system12 Apr 2022US 11,302,497 B2Judco Partnership, LLC
- Limit switch31 Aug 2021US 11,107,650 B2OMRON Corporation
- System and method for fault-tolerant end of travel detection for greater than 360 degree motion26 Jun 2025US 2025/0205904 A1Macdonald, Dettwiler and Associates Inc.
- Limit switch16 Mar 2023US 2023/0078664 A1OMRON Corporation
- Rotational Over Travel Protection for Preventing Over Rotation of an Object11 Aug 2022US 2022/0254584 A1Raytheon Company
- Limit switch28 Jan 2021US 2021/0027958 A1OMRON Corporation
- Limit switch31 Dec 2020US 2020/0411258 A1OMRON Corporation
Most cited
By later US patents
- Neutral position limit switch lever head11US 4,406,933 ASquare D Company · 1983
- Limit switch11US 5,207,316 AOMRON Corporation · 1993
- Electronic device with manual operation button10US 7,173,205 B2Orion Electric Co., Ltd. · 2007
- Limit switch rotary return mechanism9US 3,959,614 AAllen-Bradley Company, Inc. · 1976
- Solid-state limit switch utilizing infrared link8US 4,065,669 AWestinghouse Electric Corp. · 1977