H01H 2033/902
With the gases from hot space and compression volume following different paths
Official title: {with the gases from hot space and compression volume following different paths to arc space or nozzle, i.e. the compressed gases do not pass through hot volume}
H01H2033/902 (With the gases from hot space and compression volume following different paths) appears on 14 US grants and 6 published applications in this corpus.
Search patents in H01H- Granted patents
- 14
- Published applications
- 6
- Assignees
- 12
- Inventors
- 42
- Latest grant
- 16 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas circuit breaker16 Jul 2019US 10,354,821 B2Hitachi, Ltd.
- Gas blast switch comprising an optimized gas storage chamber9 Jul 2019US 10,347,446 B2General Electric Technology GmbH
- Gas circuit breaker9 Jun 2015US 9,053,883 B2Mitsubishi Electric Corporation
- Interrupting chamber for high-voltage circuit breaker with improved arc blow-out26 Aug 2014US 8,816,237 B2Alstom Grid
- Puffer-type gas circuit breaker20 Jul 1993US 5,229,561 AHitachi, Ltd.
- Self-blast circuit breaker and auxiliary nozzle therefor25 Jun 2026US 2026/0179865 A1Mitsubishi Electric Power Products, Inc.
- Gas Circuit Breaker18 Mar 2021US 2021/0082644 A1Hitachi, Ltd.
- Gas blast switch comprising an optimized gas storage chamber29 Nov 2018US 2018/0342363 A1General Electric Technology GmbH
- Gas circuit breaker27 Sep 2018US 2018/0277323 A1Hitachi, Ltd.
- Gas circuit breaker27 Jun 2013US 2013/0161288 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- High-voltage power switch13US 4,486,632 ABBC Brown, Boveri & Company, Limited · 1984
- Arc quenching arrangement for a gas-flow type circuit breaker9US 4,046,979 ASiemens Aktiengesellschaft · 1977
- Puffer type gas circuit breaker7US 4,475,018 AMitsubishi Denki Kabushiki Kaisha · 1984
- Compressed gas circuit breaker6US 4,514,605 AAlsthom-Atlantique · 1985
- Electrical circuit breaker with arc extinguishing compressed fluid6US 4,577,073 ASACE S.p.A. Costruzioni Elettromeccaniche · 1986