H01H 77/105
Whereby the blow-off movement unlatches the contact from a contact holder
Official title: {whereby the blow-off movement unlatches the contact from a contact holder}
H01H77/105 (Whereby the blow-off movement unlatches the contact from a contact holder) appears on 9 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 9
- Published applications
- 4
- Assignees
- 5
- Inventors
- 37
- Latest grant
- 21 May 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for operating a circuit breaker and circuit breaker21 May 2019US 10,297,409 B2Siemens Aktiengesellschaft
- Moveable contact arm releases latch plate engagement in a circuit breaker21 Feb 2017US 9,576,753 B2General Electric Company
- Electrical switch18 Aug 2015US 9,111,699 B2Siemens Aktiengesellschaft
- Electric switch25 Mar 2014US 8,680,409 B2Siemens Aktiengesellschaft
- Magnetic release system for a circuit breaker20 Aug 2002US 6,437,670 B1General Electric Company
- Contact system for a circuit breaker22 Dec 2016US 2016/0372277 A1General Electric Company
- Method for operating a circuit breaker and circuit breaker21 Jul 2016US 2016/0211104 A1Siemens Aktiengesellschaft
- Electrical switch28 Feb 2013US 2013/0048481 A1Siemens Aktiengesellschaft
- Electric Switch26 Jul 2012US 2012/0186955 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Molded case current limiting circuit breaker97US 5,260,533 AWestinghouse Electric Corp. · 1993
- Molded case circuit breaker having movable contact finger releasably locked to an operating mechanism10US 5,517,164 AEaton Corporation · 1996
- Circuit breaker with arc gas engaging paddles on a trip bar and/or crossbar10US 6,204,465 B1Eaton Corporation · 2001
- Magnetic release system for a circuit breaker7US 6,437,670 B1General Electric Company · 2002
- Device for releasing the movable contacts of contactors adapted for limiting short circuit currents2US 4,472,698 ALa Telemecanique Electrique · 1984