AU461038B2 - Improvements in or relating tothe control of electric welding - Google Patents

Improvements in or relating tothe control of electric welding

Info

Publication number
AU461038B2
AU461038B2 AU45055/72A AU4505572A AU461038B2 AU 461038 B2 AU461038 B2 AU 461038B2 AU 45055/72 A AU45055/72 A AU 45055/72A AU 4505572 A AU4505572 A AU 4505572A AU 461038 B2 AU461038 B2 AU 461038B2
Authority
AU
Australia
Prior art keywords
voltage
welding
temperature
comparator
sensing
Prior art date
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.)
Expired
Application number
AU45055/72A
Other languages
English (en)
Other versions
AU4505572A (en
Inventor
EDMUND WALLIS BRIDGSTOCK and CLIVE JAMES ARTHUR BOSWORTH NEIL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Steel Corp
Original Assignee
British Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by British Steel Corp filed Critical British Steel Corp
Publication of AU4505572A publication Critical patent/AU4505572A/en
Application granted granted Critical
Publication of AU461038B2 publication Critical patent/AU461038B2/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/27—Control of temperature characterised by the use of electric means with sensing element responsive to radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Temperature (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
AU45055/72A 1971-08-13 1972-07-27 Improvements in or relating tothe control of electric welding Expired AU461038B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3814271A GB1389224A (en) 1971-08-13 1971-08-13 Control of electric welding
GBGB38142/71 1971-08-13

Publications (2)

Publication Number Publication Date
AU4505572A AU4505572A (en) 1974-01-31
AU461038B2 true AU461038B2 (en) 1975-05-15

Family

ID=10401491

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45055/72A Expired AU461038B2 (en) 1971-08-13 1972-07-27 Improvements in or relating tothe control of electric welding

Country Status (4)

Country Link
JP (1) JPS4828342A (enExample)
AU (1) AU461038B2 (enExample)
GB (1) GB1389224A (enExample)
ZA (1) ZA725072B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58194519U (ja) * 1982-06-22 1983-12-24 株式会社トーキン 電力増幅回路の過電流検知回路
DE3705298A1 (de) * 1987-02-19 1988-09-08 Holland Letz Felo Werkzeug Verfahren zur erzeugung einer fein-rauhen oberflaeche an teilen aus kunststoff

Also Published As

Publication number Publication date
GB1389224A (en) 1975-04-03
ZA725072B (en) 1973-04-25
AU4505572A (en) 1974-01-31
JPS4828342A (enExample) 1973-04-14

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