H01H 31/06
For interlocking between casing, cover, or protective shutter and mechanism for operating
Official title: for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
H01H31/06 (For interlocking between casing, cover, or protective shutter and mechanism for operating) appears on 11 US grants and 13 published applications in this corpus.
Search patents in H01H- Granted patents
- 11
- Published applications
- 13
- Assignees
- 13
- Inventors
- 31
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Wildlife guard for cutout fuse holder10 Mar 2026US 12,568,955 B2Central Moloney, Inc.
- Air circuit breaker23 Sep 2025US 12,424,399 B2Ls Electric Co., Ltd.
- Door handle coupler17 Jan 2023US 11,557,443 B2Rockwell Automation Switzerland GmbH
- Circuit breaker including rotary handle23 Jul 2019US 10,361,053 B2ABB Schweiz AG
- Lockout device for switchgear26 Mar 2019US 10,242,824 B2Thomas & Betts International, Inc.
- Manual operation assembly14 May 2026US 2026/0135048 A1
- Wildlife Guard for Cutout Fuse Holder28 Aug 2025US 2025/0268244 A1Central Moloney, Inc.
- Circuit breaker having in-out interlock device15 May 2025US 2025/0157757 A1Ls Electric Co., Ltd.
- Air circuit breaker6 Jun 2024US 2024/0186082 A1Ls Electric Co., Ltd.
- Door Handle Coupler2 Dec 2021US 2021/0375560 A1Rockwell Automation Switzerland GmbH
Most cited
By later US patents
- Circuit breaker including rotary handle2US 10,361,053 B2ABB Schweiz AG · 2019
- Link disconnect box for an electrical distribution network protector1US 9,006,595 B2Richards Manufacturing Company · 2015
- Interlock device of ring main unit1US 9,620,304 B2Lsis Co., Ltd. · 2017
- Door interlock device for transformer room of vacuum circuit breaker1US 9,732,543 B2Lsis Co., Ltd. · 2017
- Embedded-pole HV electrical apparatus combination switchgear1US 9,953,780 B2Zhejiang Limited Corporation of Daodu Intelligent Switch · 2018