H01H 15/08
Contact arrangements for providing make-before-break operation
Official title: Contact arrangements for providing make-before-break operation, e.g. for on-load tap-changing
H01H15/08 (Contact arrangements for providing make-before-break operation) appears on 13 US grants and 5 published applications in this corpus.
Search patents in H01H- Granted patents
- 13
- Published applications
- 5
- Assignees
- 12
- Inventors
- 20
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Two different configurations of an always-on slide switch applicable within an illumination device9 Jul 2024US 12,035,435 B2Savant Technologies LLC
- Dual load dimmer switch with vertical slider controls for fan speed and lighting intensity30 May 2023US 11,664,178 B2Enerlites Inc.
- Switch mechanism for activating different switches and portable electronic device therewith10 May 2016US 9,336,973 B2Wistron Corporation
- Strip type off-circuit tap changer5 Apr 2016US 9,305,723 B2Wuhan Taipu Transformer Changer Co., Ltd.
- Slide selector switch2 Nov 1999US 5,977,499 ACTS Corporation
- Multi-step shorting switch and illumination device12 Dec 2024US 2024/0414824 A1Savant Technologies LLC
- Dual load dimmer switch with vertical slider controls for fan speed and lighting intensity30 Jun 2022US 2022/0208485 A1Enerlites Inc.
- Multi-Step Shorting Switch and Illumination Device9 Jun 2022US 2022/0183124 A1Savant Technologies LLC
- Switch mechanism for activating different switches and portable electronic device therewith27 Feb 2014US 2014/0054142 A1Wistron Corporation
- Strip type off-circuit tap changer20 Feb 2014US 2014/0048394 A1Wuhan Taipu Transformer Changer Co., Ltd.
Most cited
By later US patents
- Protective circuit and protective plug for telecommunication installations24US 5,299,088 AKrone Aktiengesellschaft · 1994
- Slide switch contact having plural flexible slats providing make before break contact engagement15US 4,042,795 AStackpole Components Company · 1977
- Electrical switch combined with fluid control device11US 4,054,761 AIndak Manufacturing Corp. · 1977
- Binary action pressure switch11US 5,149,927 AEaton Corporation · 1992
- Slide selector switch10US 5,977,499 ACTS Corporation · 1999