H01H 2003/225
With coil contact, i.e. the movable contact itself forms a secondary coil
Official title: {with coil contact, i.e. the movable contact itself forms a secondary coil in which the repulsing current is induced by an operating current in a stationary coil}
H01H2003/225 (With coil contact, i.e. the movable contact itself forms a secondary coil) appears on 8 US grants and 5 published applications in this corpus.
Search patents in H01H- Granted patents
- 8
- Published applications
- 5
- Assignees
- 7
- Inventors
- 23
- Latest grant
- 11 May 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 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 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Thomson coil driven switch assembly with lightweight plunger11 May 2021US 11,004,641 B2ABB Schweiz AG
- Graded resistance solid state current control circuit24 Dec 2013US 8,614,868 B2SPD Electrical Systems
- Hybrid circuit breaker device24 Mar 2009US 7,508,636 B2Societe Techique Pour l'Energie Atomique Technicatome
- High-speed mechanical switching point21 Oct 2003US 6,636,134 B2ABB Schweiz AG
- High-speed current-limiting switch18 Mar 2003US 6,535,366 B1ABB Schweiz AG
- Magnetic switch for hybrid circuit breaker applications6 Mar 2025US 2025/0079101 A1Siemens Industry, Inc.
- Thomson coil driven switch assembly with lightweight plunger14 Nov 2019US 2019/0348242 A1ABB Schweiz AG
- Graded resistance solid state current control circuit27 Sep 2012US 2012/0243137 A1SPD Electrical Systems
- Dispositif disjoncteur hybride7 Jul 2005US 2005/0146814 A1Societe Techique Pour l'Energie Atomique Technicatome
- High-speed mechanical switching point16 May 2002US 2002/0056703 A1ABB Schweiz AG
Most cited
By later US patents
- Hybrid circuit breaker device16US 7,508,636 B2Societe Techique Pour l'Energie Atomique Technicatome · 2009
- Semiconductor-assisted ultra-fast contact breaker13US 4,920,448 AAcec Transport S.A. · 1990
- Very high speed circuit breaker assisted by semiconductors9US 4,956,738 AACEC, Ateliers de Constructions Electriques de Charleroi · 1990
- High-speed current-limiting switch8US 6,535,366 B1ABB Schweiz AG · 2003
- Quick-action mechanical switching point3US 6,501,635 B1ABB Hochspannungstechnik AG · 2002