H01H 31/18
Actuated through the movement of one or more insulators
Official title: actuated through the movement of one or more insulators
H01H31/18 (Actuated through the movement of one or more insulators) appears on 14 US grants and 8 published applications in this corpus.
Search patents in H01H- Granted patents
- 14
- Published applications
- 8
- Assignees
- 14
- Inventors
- 35
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Voltage transformer disconnect switch for utility metering sections of a medium voltage switchgear11 Aug 2026US 12,706,261 B2Iem New Sub 2 LLC
- Support for electrical switch17 May 2022US 11,335,523 B2Hubbell Incorporated
- Contact system for electrical current conduction and bus transfer switching in a switchgear7 Sep 2021US 11,114,262 B2ABB Power Grids Switzerland AG
- Center turn and twist mechanism of a switchgear29 Jun 2021US 11,049,676 B2ABB Power Grids Switzerland AG
- Coupling system for interrupter-conductor connection in high voltage circuit breakers13 Apr 2021US 10,978,263 B1ABB Schweiz AG
- Voltage Transformer Disconnect Switch For Utility Metering Sections Of A Medium Voltage Switchgear21 Aug 2025US 2025/0266222 A1Iem New Sub 2 LLC
- Center turn and twist mechanism of a switchgear7 Jan 2021US 2021/0005409 A1ABB Power Grids Switzerland AG
- Support for electrical switch10 Dec 2020US 2020/0388453 A1Hubbell Incorporated
- Contact system for electrical current conduction and bus transfer switching in a switchgear19 Nov 2020US 2020/0365352 A1ABB Power Grids Switzerland AG
- Electrical protection assembly25 Feb 2016US 2016/0056004 A1The Trustees for the Time Being of the Philip Edward Lawrence Risi Trust
Most cited
By later US patents
- Twin break transfer switch29US 4,791,255 AWestinghouse Electric Corp. · 1988
- Double side air break disconnecting switch15US 4,112,268 AH. K. Porter Company, Inc. · 1978
- Multipole high voltage circuit breaker4US 4,518,838 ASiemens Aktiengesellschaft · 1985
- Folding high voltage electric power switch3US 8,541,702 B2Southern States, LLC · 2013
- Double break disconnect switch3US 8,916,785 B1Cleaveland/Price Inc. · 2014