H01H 71/16
With bimetal element
Official title: with bimetal element {(combined with detection of imbalance of two or more currents H01H83/223)}
H01H71/16 (With bimetal element) appears on 255 US grants and 165 published applications in this corpus.
Search patents in H01H- Granted patents
- 255
- Published applications
- 165
- Assignees
- 89
- Inventors
- 445
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 2 |
| 2002 | 5 | 9 |
| 2003 | 8 | 1 |
| 2004 | 3 | 5 |
| 2005 | 1 | 3 |
| 2006 | 2 | 4 |
| 2007 | 2 | 5 |
| 2008 | 4 | 4 |
| 2009 | 7 | 11 |
| 2010 | 4 | 9 |
| 2011 | 4 | 5 |
| 2012 | 7 | 6 |
| 2013 | 3 | 9 |
| 2014 | 4 | 11 |
| 2015 | 4 | 22 |
| 2016 | 15 | 8 |
| 2017 | 11 | 7 |
| 2018 | 7 | 7 |
| 2019 | 13 | 8 |
| 2020 | 9 | 3 |
| 2021 | 4 | 3 |
| 2022 | 0 | 2 |
| 2023 | 5 | 9 |
| 2024 | 2 | 4 |
| 2025 | 8 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01H 71/164Heating elements79
- H01H 71/162With compensation for ambient temperature41
- H01H 2071/167Multiple bimetals working in parallel togetherIndexing code8
- H01H 2071/168Provisions for avoiding permanent deformation and thus decalibration of bimetalIndexing code8
- H01H 71/161With helically or spirally wound bimetal6
Recent patents
- Circuit breaker compensation bimetal of a thermal tripping mechanism2 Jun 2026US 12,646,672 B2Rockwell Automation Switzerland GmbH
- Switch system28 Apr 2026US 12,614,684 B2ABB Schweiz AG
- Circuit breaker trip mechanism assembly24 Mar 2026US 12,586,746 B2Safran Power USA, LLC
- Switches with integral overcurrent protection components16 Sep 2025US 12,417,889 B2MP Hollywood
- Switch system27 May 2025US 12,315,689 B2ABB Schweiz AG
- Instantaneous trip apparatus of molded case circuit breaker30 Jul 2026US 2026/0221366 A1Ls Electric Co., Ltd.
- Switches with integral overcurrent protection components23 Jul 2026US 2026/0213105 A1MP Hollywood
- Connector and solar power generation device including same25 Jun 2026US 2026/0180263 A1Hanwha Solutions Corporation
- Four bar linkage mechanism for circuit breaker to rotate movable conductor and operating handle in opposite directions25 Sep 2025US 2025/0299899 A1Eaton Intelligent Power Limited
- Circuit breaker21 Aug 2025US 2025/0266229 A1Tianjin Jmt Electric Co., Ltd.
Most cited
By later US patents
- Molded case circuit breaker with interchangeable trip unit having bimetal assembly which registers with permanent heater transformer airgap103US 5,608,367 AEaton Corporation · 1997
- Process and device for setting a thermal trip device with bimetal strip102US 5,317,471 A1994
- Multipole circuit breaker with modular assembly92US 5,479,143 AMerlin Gerin · 1995
- Multipole electrical circuit breaker with improved interchangeable trip units89US 4,276,527 AMerlin Gerin · 1981
- Circuit breaker having a movable and illuminable arc fault indicator78US 6,542,056 B2Eaton Corporation · 2003