H01H 33/48
For interlocking between casing or cover and mechanism for operating contacts
Official title: for interlocking between casing or cover and mechanism for operating contacts
H01H33/48 (For interlocking between casing or cover and mechanism for operating contacts) appears on 13 US grants and 12 published applications in this corpus.
Search patents in H01H- Granted patents
- 13
- Published applications
- 12
- Assignees
- 13
- Inventors
- 44
- Latest grant
- 7 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mechanical latching device of electromagnetic contactor7 Nov 2023US 11,810,743 B2Fuji Electric Fa Components & Systems Co., Ltd.
- Mechanical latching system kit for a medium voltage contactor2 May 2023US 11,640,887 B2ABB Schweiz AG
- 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
- Panel device26 Dec 2017US 9,852,866 B2Mitsubishi Electric Corporation
- Manual operation assembly14 May 2026US 2026/0135048 A1
- Mechanical latching device of electromagnetic contactor5 Jan 2023US 2023/0005690 A1Fuji Electric Fa Components & Systems Co., Ltd.
- Door Handle Coupler2 Dec 2021US 2021/0375560 A1Rockwell Automation Switzerland GmbH
- Mechanical latching system kit for a medium voltage contactor4 Jun 2020US 2020/0176204 A1ABB Schweiz AG
- Circuit breaker including rotary handle26 Apr 2018US 2018/0114661 A1General Electric Company
Most cited
By later US patents
- Circuit breaker with capacitor discharge system21US 6,689,968 B2ABB Technology AG · 2004
- Circuit breaker with mechanical interlock18US 6,545,234 B1ABB Technology AG · 2003
- Safety shutter of vacuum circuit breaker9US 9,123,488 B2Lsis Co., Ltd. · 2015
- Switch operator and interlock mechanism6US 5,466,902 AABB Power T&D Company Inc. · 1995
- Air circuit breaker4US 8,570,121 B2Hitachi, Ltd. · 2013