H01H 2009/0088
Details of rotatable shafts common to more than one pole or switch
Official title: {Details of rotatable shafts common to more than one pole or switch unit}
H01H2009/0088 (Details of rotatable shafts common to more than one pole or switch) appears on 36 US grants and 20 published applications in this corpus.
Search patents in H01H- Granted patents
- 36
- Published applications
- 20
- Assignees
- 23
- Inventors
- 103
- Latest grant
- 22 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 4 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 3 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 3 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Electric current switchgear22 Dec 2020US 10,872,738 B2Schneider Electric Industries SAS
- Dual-power overlapping contact closing mechanism22 Sep 2020US 10,784,060 B2Garbsen Electric (Shanghai) Co.,Ltd
- Trip mechanism for direct current molded case circuit breaker25 Jun 2019US 10,332,714 B2Lsis Co., Ltd.
- Transfer switching equipment25 Dec 2018US 10,164,465 B2Schneider Electric Industries SAS
- Circuit breaker tripping shaft with over-molded levers18 Apr 2017US 9,627,165 B2Siemens Aktiengesellschaft
- Direct current switch and power converter27 Nov 2025US 2025/0364195 A1Huawei Digital Power Technologies Co., Ltd.
- Electric current switchgear23 Apr 2020US 2020/0126736 A1Schneider Electric Industries SAS
- Dual-power overlapped closing operation mechanism5 Dec 2019US 2019/0371540 A1Garbsen Electric (Shanghai) Co.,Ltd
- Trip mechanism for direct current molded case circuit breaker1 Mar 2018US 2018/0061602 A1Lsis Co., Ltd.
- Transfer switching equipment25 May 2017US 2017/0149274 A1Schneider Electric Industries SAS
Most cited
By later US patents
- Multipolar type circuit breaker13US 4,342,974 AMatsushita Electric Works, Ltd. · 1982
- Circuit breaker having an electronic fault sensing and trip initiating unit10US 4,215,328 ASquare D Company · 1980
- Low-voltage multipole circuit breaker with high electrodynamic resistance, whereof the pole shaft is arranged in the compartment housing the poles10US 6,317,019 B1Square D Company · 2001
- Circuit breaker9US 4,888,570 AMitsubishi Denki Kabushiki Kaisha · 1989
- Circuit breaker9US 5,025,236 AFuji Electric Co., Ltd. · 1991