H01H 71/323
With rotatable armature
Official title: {with rotatable armature}
H01H71/323 (With rotatable armature) appears on 23 US grants and 10 published applications in this corpus.
Search patents in H01H- Granted patents
- 23
- Published applications
- 10
- Assignees
- 23
- Inventors
- 41
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 2 |
| 2022 | 3 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Opening and closing mechanism and leakage protection device26 Aug 2025US 12,401,178 B2Schneider Electric (Australia) PTY LTD
- Air gap driving mechanism of a solid-state circuit breaker includes permanent magnet(s) for contact separation27 Dec 2022US 11,538,650 B1Siemens Industry, Inc.
- Trip free relay27 Sep 2022US 11,456,139 B2Rockwell Automation Technologies, Inc.
- Rotary switch and circuit interrupter including the same29 Mar 2022US 11,289,294 B2Eaton Intelligent Power Limited
- Leakage protector27 Apr 2021US 10,991,534 B1Dongguan City Tuocheng Industries Co., Ltd.
- Overcurrent protection device based on thermo magnetically-shiftable material10 Oct 2024US 2024/0339278 A1Centre National De La Recherche Scientifique
- Opening and closing mechanism and leakage protection device19 Jan 2023US 2023/0021012 A1Schneider Electric (Australia) PTY LTD
- Trip free relay10 Jun 2021US 2021/0175037 A1Rockwell Automation Technologies, Inc.
- Rotary switch and circuit interrupter including the same14 Jan 2021US 2021/0012992 A1Eaton Intelligent Power Limited
- Trip free relay18 Apr 2019US 2019/0115178 A1Rockwell Automation Technologies, Inc.
Most cited
By later US patents
- Trip actuator for molded case circuit breakers56US 4,679,019 AGeneral Electric Company · 1987
- Trip solenoid30US 4,470,030 ALedex, Inc. · 1984
- Circuit breaker including forced contact parting mechanism capable of self-retaining under short circuit condition29US 5,252,933 ATerasaki Denki Sangyo Kabushiki Kaisha · 1993
- Leakage current circuit interrupter device27US 5,144,516 AWing Shing Products Company, Ltd. · 1992
- Contact mechanism for electronic overload relays19US 5,994,987 ASiemens Energy & Automation, Inc. · 1999