H01H 33/982
In which the pressure-generating arc is rotated by a magnetic field
Official title: {in which the pressure-generating arc is rotated by a magnetic field}
H01H33/982 (In which the pressure-generating arc is rotated by a magnetic field) appears on 24 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 24
- Published applications
- 4
- Assignees
- 9
- Inventors
- 55
- Latest grant
- 5 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Gas-insulated electrical apparatus filled with a dielectric gas5 May 2020US 10,643,764 B2General Electric Technology GmbH
- Circuit breaker having hybrid arc extinguishing function10 Feb 2004US 6,689,980 B2LG Industrial Systems Co., Ltd.
- Puffer switch having a two-volume break chamber29 Oct 2002US 6,472,629 B2Alstom
- Circuit breaker having contacts with erosion-resistant covering1 Dec 1998US 5,844,189 AABB Research Ltd.
- Switch7 May 1996US 5,514,844 AMitsubishi Denki Kabushiki Kaisha
- Switching device6 Jun 2024US 2024/0186089 A1Mitsubishi Electric Corporation
- Gas-insulated electrical apparatus filled with a dielectric gas12 Jul 2018US 2018/0197656 A1General Electric Technology GmbH
- Circuit breaker having hybrid arc extinguishing function28 Mar 2002US 2002/0036184 A1LG Industrial Systems Co., Ltd.
- Puffer switch having a two-volume break chamber1 Nov 2001US 2001/0035395 A1Alstom
Most cited
By later US patents
- Rotating arc and expansion circuit breaker87US 4,900,882 A1990
- Rotating arc circuit breaker with centrifugal extinguishing gas effect87US 5,001,313 AMerlin Gerin · 1991
- Electrical circuit breaker with rotating arc and self-extinguishing expansion87US 5,166,483 AMerlin Gerin · 1992
- Electrical circuit breaker with self-extinguishing expansion and insulating gas86US 5,057,655 AMerlin Gerin · 1991
- Electrical circuit breaker with rotating arc and self-extinguishing expansion85US 5,347,097 A1994