H01H 87/00
Protective devices in which a current flowing through a liquid or solid
Official title: Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling
H01H87/00 (Protective devices in which a current flowing through a liquid or solid) appears on 24 US grants and 9 published applications in this corpus.
Search patents in H01H- Granted patents
- 24
- Published applications
- 9
- Assignees
- 16
- Inventors
- 43
- Latest grant
- 20 Mar 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 4 | 0 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for closing an electrical power supply circuit of an electric apparatus located in a chamber at a controlled variable pressure and related device20 Mar 2018US 9,922,787 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Switch assembly for use in a power transmission system24 Oct 2017US 9,800,046 B2ABB Schweiz AG
- Self-recovery current limiting fuse30 Oct 2012US 8,299,887 B2Kyushu Institute of Technology
- Micro-fluidic bubble fuse27 Mar 2012US 8,143,990 B2
- Mechanical switch with melting bridge12 Jan 2010US 7,645,952 B2Alcatel-Lucent USA Inc.
- Aerosol-generating device with automatic disconnection29 Aug 2024US 2024/0284977 A1Philip Morris Products S. A.
- Switch device and protective device8 Oct 2020US 2020/0321175 A1Dexerials Corporation
- Switch device and protective device28 Feb 2019US 2019/0066953 A1Dexerials Corporation
- Switch assembly for use in a power transmission system13 Jul 2017US 2017/0201089 A1ABB Schweiz AG
- Method for closing an electrical power supply circuit of an electric apparatus located in a chamber at a controlled variable pressure and related device16 Mar 2017US 2017/0076889 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
Most cited
By later US patents
- Fault-current limiter for high power electrical transmission systems28US 3,957,329 AI-T-E Imperial Corporation · 1976
- Fault current limiting device25US 4,890,186 AKabushiki Kaisha Yaskawa Denki Seisakusho · 1989
- Resettable fuse23US 5,963,121 AFerro Corporation · 1999
- Electric circuit protector comprising parallel-connected liquid-metal current-limiting devices11US 3,991,396 AGeneral Electric Company · 1976
- Variable impedance current limiting device7US 4,429,295 AElectric Power Research Institute, Inc. · 1984