JPS57501769A - - Google Patents
Info
- Publication number
- JPS57501769A JPS57501769A JP56503470A JP50347081A JPS57501769A JP S57501769 A JPS57501769 A JP S57501769A JP 56503470 A JP56503470 A JP 56503470A JP 50347081 A JP50347081 A JP 50347081A JP S57501769 A JPS57501769 A JP S57501769A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/24—Electric supply or control circuits therefor
- B23K11/25—Monitoring devices
- B23K11/252—Monitoring devices using digital means
- B23K11/256—Monitoring devices using digital means the measured parameter being the inter-electrode electrical resistance
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19742680A | 1980-10-16 | 1980-10-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57501769A true JPS57501769A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-10-07 |
| JPH0221918B2 JPH0221918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-05-16 |
Family
ID=22729383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56503470A Expired JPH0221918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-10-16 | 1981-10-16 |
Country Status (7)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0103662A1 (en) * | 1982-09-16 | 1984-03-28 | A.R.O. Machinery Co. Ltd. | Improvements in or relating to control systems for electric spot-welding machines |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3573421A (en) * | 1967-07-03 | 1971-04-06 | Robotron Corp | Quotient circuit |
| JPS5232060B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-04-06 | 1977-08-19 | ||
| DE2343511C2 (de) * | 1973-08-29 | 1982-09-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Regelungseinrichtung mit selbsttätiger Adaption der Reglerparameter |
| US4001540A (en) * | 1974-12-18 | 1977-01-04 | Kelsey-Hayes Company | Welding monitoring and control system |
| US4104724A (en) * | 1977-06-27 | 1978-08-01 | Square D Company | Digital welder control system |
| US4289951A (en) * | 1979-02-16 | 1981-09-15 | Square D Company | Power factor monitoring and control system for resistance welding with line disturbance immunity |
| US4289948A (en) * | 1979-07-17 | 1981-09-15 | Square D Company | Automatic voltage compensation for digital welder control system |
| US4302653A (en) * | 1980-04-02 | 1981-11-24 | Weltronic Company | Method and apparatus for monitoring and controlling a resistance welding operation |
-
1981
- 1981-10-16 BR BR8108840A patent/BR8108840A/pt unknown
- 1981-10-16 CA CA000388148A patent/CA1164535A/en not_active Expired
- 1981-10-16 DE DE8181304848T patent/DE3173392D1/de not_active Expired
- 1981-10-16 EP EP19810902916 patent/EP0062666A1/en not_active Withdrawn
- 1981-10-16 WO PCT/US1981/001392 patent/WO1982001337A1/en unknown
- 1981-10-16 EP EP19810304848 patent/EP0050950B1/en not_active Expired
- 1981-10-16 JP JP56503470A patent/JPH0221918B2/ja not_active Expired
-
1986
- 1986-12-22 AU AU66936/86A patent/AU575264B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1164535A (en) | 1984-03-27 |
| WO1982001337A1 (en) | 1982-04-29 |
| EP0050950A3 (en) | 1982-10-13 |
| EP0050950B1 (en) | 1986-01-02 |
| JPH0221918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-05-16 |
| AU6693686A (en) | 1987-04-09 |
| AU575264B2 (en) | 1988-07-21 |
| DE3173392D1 (en) | 1986-02-13 |
| BR8108840A (pt) | 1982-09-21 |
| EP0062666A1 (en) | 1982-10-20 |
| EP0050950A2 (en) | 1982-05-05 |