H01H 50/30
Mechanical arrangements for preventing or damping vibration or shock
Official title: Mechanical arrangements for preventing or damping vibration or shock, e.g. by balancing of armature
H01H50/30 (Mechanical arrangements for preventing or damping vibration or shock) appears on 188 US grants and 142 published applications in this corpus.
Search patents in H01H- Granted patents
- 188
- Published applications
- 142
- Assignees
- 109
- Inventors
- 370
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 2 |
| 2003 | 2 | 2 |
| 2004 | 4 | 2 |
| 2005 | 0 | 2 |
| 2006 | 2 | 6 |
| 2007 | 4 | 4 |
| 2008 | 3 | 4 |
| 2009 | 4 | 5 |
| 2010 | 4 | 4 |
| 2011 | 4 | 1 |
| 2012 | 4 | 8 |
| 2013 | 8 | 17 |
| 2014 | 5 | 10 |
| 2015 | 16 | 13 |
| 2016 | 12 | 10 |
| 2017 | 5 | 8 |
| 2018 | 8 | 4 |
| 2019 | 6 | 8 |
| 2020 | 4 | 8 |
| 2021 | 6 | 5 |
| 2022 | 8 | 6 |
| 2023 | 6 | 6 |
| 2024 | 7 | 2 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-voltage relay with improved mechanical shock tolerance for a drive or charging circuit of an electric vehicle with a rocker as armature4 Nov 2025US 12,462,996 B2TE Connectivity Germany GmbH
- Electromagnetic relay10 Jun 2025US 12,327,704 B2OMRON Corporation
- Contact apparatus and electromagnetic switch10 Dec 2024US 12,165,821 B2Huawei Digital Power Technologies Co., Ltd.
- Systems and methods for controlling a position of contacts in a relay device15 Oct 2024US 12,119,191 B2Rockwell Automation Technologies, Inc.
- Induction-controlled switch having a vacuum bulb for reducing vibrations1 Oct 2024US 12,106,914 B2Supergrid Institute
- Contactor1 Oct 2026US 2026/0302114 A1Schneider Electric Industries SAS
- Onboard electrical device16 Jul 2026US 2026/0200326 A1Toyota Jidosha Kabushiki Kaisha
- Noise reduction gasket and relay11 Dec 2025US 2025/0379016 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Electromagnetic relay10 Jul 2025US 2025/0226167 A1OMRON Corporation
- Electromagnetic relay12 Sep 2024US 2024/0304404 A1Xiamen Hongfa Automotive Electronics Co., Ltd.
Most cited
By later US patents
- Electromagnetic contactor with energy balanced closing system101US 4,893,102 AWestinghouse Electric Corp. · 1990
- Recloser means for reclosing interrupted high voltage electric circuit means66US 5,175,403 ACooper Power Systems, Inc. · 1992
- Electromagnetic switch means for a flow control device and the like having reduced shock levels61US 4,236,132 ABaxter Travenol Laboratories, Inc. · 1980
- Contact device56US 7,859,373 B2Panasonic Electric Works Co., Ltd. · 2010
- High energy transfer relay33US 5,872,497 APhysio-Control, Inc. · 1999