H01H 2009/305
Including means for screening for arc gases as protection of mechanism against
Official title: {including means for screening for arc gases as protection of mechanism against hot arc gases or for keeping arc gases in the arc chamber}
H01H2009/305 (Including means for screening for arc gases as protection of mechanism against) appears on 103 US grants and 57 published applications in this corpus.
Search patents in H01H- Granted patents
- 103
- Published applications
- 57
- Assignees
- 40
- Inventors
- 269
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 3 |
| 2004 | 0 | 1 |
| 2005 | 4 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 6 |
| 2008 | 2 | 0 |
| 2009 | 3 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 4 |
| 2012 | 4 | 2 |
| 2013 | 2 | 2 |
| 2014 | 1 | 7 |
| 2015 | 3 | 3 |
| 2016 | 6 | 1 |
| 2017 | 3 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 3 | 3 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Deflection member, breaking module, and contactor4 Aug 2026US 12,700,558 B2Schneider Electric Industries SAS
- Safety switch with fool-proof function and toaster3 Mar 2026US 12,564,289 B2Dongguan Yorkwell Electrical Appliance Co., Ltd.
- Non-electrical device for replacing a current sensor in an arc-extinguishing chamber of a switch-disconnector, and a switch-disconnector comprising such a non-electrical device4 Mar 2025US 12,243,698 B2Schneider Electric Industries SAS
- Switching device with effective cooling of outflowing gases9 Jan 2024US 11,869,741 B2Eaton Intelligent Power Limited
- Shield apparatus and circuit interrupter20 Dec 2022US 11,532,451 B2Eaton Intelligent Power Limited
- Switch pole for electrical systems8 Oct 2026US 2026/0311939 A1
- Circuit breaker23 Jul 2026US 2026/0213107 A1Fuji Electric Fa Components & Systems Co., Ltd.
- High-voltage connector with joining groove21 May 2026US 2026/0142106 A1Pierburg GmbH
- Air circuit breaker8 May 2025US 2025/0149274 A1Ls Electric Co., Ltd.
- Low Voltage Switch Pole3 Oct 2024US 2024/0331957 A1ABB AB
Most cited
By later US patents
- Molded case current limiting circuit breaker151US 5,341,191 AEaton Corporation · 1994
- Molded case circuit breaker with removable arc chutes and disengageable transmission system between the operating mechanism and the poles116US 4,764,650 AMerlin Gerin · 1988
- Low voltage circuit breaker with multiple contacts for high currents111US 5,210,385 A1993
- Circuit breaker with double rate spring97US 5,910,760 AEaton Corporation · 1999
- Industrial-rated circuit breaker having universal application89US 5,361,052 AGeneral Electric Company · 1994