H01H 50/74
Mechanical means for producing a desired natural frequency of operation of the
Official title: Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
H01H50/74 (Mechanical means for producing a desired natural frequency of operation of the) appears on 4 US grants and 6 published applications in this corpus.
Search patents in H01H- Granted patents
- 4
- Published applications
- 6
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Direct current relay with auxiliary contact23 Apr 2026US 2026/0112560 A1Kunshan GLVAC YuanTong New Energy Technology Co., Ltd.
- Contactor with multi-gap actuator28 Sep 2023US 2023/0307201 A1TE Connectivity Solutions GmbH
- Relay3 Oct 2019US 2019/0304728 A1OMRON Corporation
- Switchgear operating mechanism7 Apr 2016US 2016/0099123 A1Kabushiki Kaisha Toshiba
- Battery relay for automobile22 Oct 2015US 2015/0303014 A1Hyundai Motor Company
Most cited
By later US patents