B23Q 35/122
The feeler opening or closing electrical contacts
Official title: the feeler opening or closing electrical contacts
B23Q35/122 (The feeler opening or closing electrical contacts) appears on 4 US grants and 0 published applications in this corpus.
Search patents in B23Q- Granted patents
- 4
- Published applications
- 0
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 19 Jun 1990
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process and a device for finding and following a hollow weld in shielded arc welding19 Jun 1990US 4,935,597 AKuka Schweissanlagen & Roboter GmbH
- Guidance system for arc welder4 Sep 1979US 4,166,941 AC-R-O, Inc.
- Means for indicating the profile of a workpiece14 Aug 1979US 4,164,694 AROLLS-ROYCE plc
- Apparatus for guiding a welder or the like along a predetermined path12 Jun 1979US 4,158,161 A
No published applications in this class yet.
Most cited
By later US patents
- Guidance system for arc welder14US 4,166,941 AC-R-O, Inc. · 1979
- Apparatus for guiding a welder or the like along a predetermined path13US 4,158,161 A1979
- Means for indicating the profile of a workpiece13US 4,164,694 AROLLS-ROYCE plc · 1979
- Process and a device for finding and following a hollow weld in shielded arc welding6US 4,935,597 AKuka Schweissanlagen & Roboter GmbH · 1990