H01H 2009/347
Using lids for closing the arc chamber after assembly
Official title: {using lids for closing the arc chamber after assembly}
H01H2009/347 (Using lids for closing the arc chamber after assembly) appears on 18 US grants and 18 published applications in this corpus.
Search patents in H01H- Granted patents
- 18
- Published applications
- 18
- Assignees
- 14
- Inventors
- 53
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 3 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air circuit breaker14 Jan 2025US 12,198,879 B2Ls Electric Co., Ltd.
- Arc extinguishing unit and air circuit breaker comprising same19 Nov 2024US 12,148,584 B2Ls Electric Co., Ltd.
- Arc box and electromagnetic contactor comprising same1 Oct 2024US 12,106,923 B2Ls Electric Co., Ltd.
- Arc chamber for a low-voltage switching device5 Dec 2023US 11,837,427 B2ABB AB
- Electric arc extinction chamber26 Mar 2019US 10,242,814 B2Socomec
- Switching unit21 May 2026US 2026/0142096 A1Ellenberger & Poensgen GmbH
- Air circuit breaker8 May 2025US 2025/0149274 A1Ls Electric Co., Ltd.
- Arc gas discharge device of air circuit breaker8 May 2025US 2025/0149283 A1Ls Electric Co., Ltd.
- Arc extinguishing unit and air circuit breaker comprising same1 Jun 2023US 2023/0170167 A1Ls Electric Co., Ltd.
- Air circuit breaker13 Apr 2023US 2023/0115892 A1Ls Electric Co., Ltd.
Most cited
By later US patents
- Arc-extinguishing system for a contact switching apparatus32US 6,703,575 B1Mitsubishi Denki Kabushiki Kaisha · 2004
- Arc chute and circuit interrupter employing the same28US 7,034,242 B1Eaton Corporation · 2006
- Arc chute assembly for a circuit breaker16US 7,705,263 B2General Electric Company · 2010
- Mounting apparatus for arc quenching plates for electric contacts9US 4,684,772 ASquare D Company · 1987
- Electrical switching apparatus, and ARC hood assembly and chimney therefor6US 7,586,058 B2Eaton Corporation · 2009