Y10S 174/10
Bushing with current transformers
Y10S174/10 (Bushing with current transformers) appears on 7 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 7
- Published applications
- 0
- Assignees
- 4
- Inventors
- 12
- Latest grant
- 22 Apr 1997
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rod bushing for an electrical transformer22 Apr 1997US 5,623,125 APioch S.A.
- Barrier of condenser type for field control in transformer bushing terminals13 Jul 1993US 5,227,584 AAsea Brown Boveri AG
- Electrical insulating bushing with a weather-resistant sheath2 Jun 1987US 4,670,625 A
- Disconnect contact assembly for metal-clad switchgear and the like1 Aug 1978US 4,104,497 AGeneral Electric Company
- Measuring transformer for a fully insulated, metal-clad high-voltage installation10 Aug 1976US 3,974,440 ASiemens Aktiengesellschaft
No published applications in this class yet.
Most cited
By later US patents
- Electrical insulating bushing with a weather-resistant sheath23US 4,670,625 A1987
- Disconnect contact assembly for metal-clad switchgear and the like7US 4,104,497 AGeneral Electric Company · 1978
- Measuring transformer with a capacitor bushing6US 3,942,099 ASiemens Aktiengesellschaft · 1976
- Measuring transformer arrangement for a high-voltage installation carrying several conductors6US 3,943,433 ASiemens Aktiengesellschaft · 1976
- Rod bushing for an electrical transformer6US 5,623,125 APioch S.A. · 1997