H01H 43/30
Time or time-programme switches providing a choice of time-intervals for executing one
Official title: with timing of actuation of contacts due to thermal action
H01H43/30 (Time or time-programme switches providing a choice of time-intervals for executing one) appears on 15 US grants and 0 published applications in this corpus.
Search patents in H01H- Granted patents
- 15
- Published applications
- 0
- Assignees
- 12
- Inventors
- 20
- Latest grant
- 1 Dec 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Temperature compensated time-delay switch1 Dec 1998US 5,844,465 ATexas Instruments Incorporated
- Timing mechanism with a PTC thermistor25 May 1993US 5,214,310 AEmerson Electric Co.
- Timing mechanism with a PTC thermistor11 Aug 1992US 5,138,120 AEmerson Electric Co.
- Rapid turn-on, slow drop-out control arrangement9 Feb 1988US 4,724,504 AHamilton Standard Controls, Inc.
- Time delay switch1 Feb 1983US 4,371,791 ABBC Brown, Boveri & Company, Limited
No published applications in this class yet.
Most cited
By later US patents
- Manual switch with timed electro-thermal latch release43US 4,345,233 AEaton Corporation · 1982
- Circuit energization indicator with thermal timing means to maintain the indication for a predetermined time after de-energization19US 4,044,348 AGould Inc. · 1977
- Inertia switch device12US 4,326,111 AInertia Switch Limited · 1982
- Thermal power sustaining switch10US 4,117,346 A1978
- Rapid turn-on, slow drop-out control arrangement8US 4,724,504 AHamilton Standard Controls, Inc. · 1988