H01H 2001/223
Using a torsion spring
Official title: {using a torsion spring}
H01H2001/223 (Using a torsion spring) appears on 41 US grants and 22 published applications in this corpus.
Search patents in H01H- Granted patents
- 41
- Published applications
- 22
- Assignees
- 24
- Inventors
- 93
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 4 |
| 2021 | 1 | 0 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Stackable low-profile electrical contact block5 Dec 2023US 11,837,417 B2Schneider Electric Industries SAS
- Switching apparatus8 Nov 2022US 11,495,417 B2ABB Schweiz AG
- Low voltage contact assembly6 Sep 2022US 11,437,200 B2ABB AB
- Electrical contact system25 May 2021US 11,017,960 B2Tyco Electronics (Shenzhen) Co. Ltd.
- Actuation system for an electrical switching device20 Oct 2020US 10,811,199 B2Schneider Electric Industries SAS
- Stackable low-profile electrical contact block5 May 2022US 2022/0139646 A1Schneider Electric Industries SAS
- Low voltage contact assembly3 Dec 2020US 2020/0381188 A1ABB AB
- Switching apparatus13 Aug 2020US 2020/0258696 A1ABB Schweiz AG
- Actuation system for an electrical switching device9 Apr 2020US 2020/0111623 A1Schneider Electric Industries SAS
- Electrical Contact System26 Mar 2020US 2020/0098528 A1Tyco Electronics (Shenzhen) Co. Ltd.
Most cited
By later US patents
- Multiple circuit breaker with double break rotary contact113US 4,910,485 AMerlin Gerin · 1990
- Molded case circuit breaker crossbar assembly109US 4,733,211 AGeneral Electric Company · 1988
- Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device103US 5,029,301 AMerlin Gerin · 1991
- Contact assembly for low-voltage circuit breakers with a two-arm contact lever99US 4,649,247 ASiemens Aktiengesellschaft · 1987
- Anti-rebound latch for current limiting switches98US 4,144,513 AGould Inc. · 1979