FR2180726B1 - - Google Patents

Info

Publication number
FR2180726B1
FR2180726B1 FR7312249A FR7312249A FR2180726B1 FR 2180726 B1 FR2180726 B1 FR 2180726B1 FR 7312249 A FR7312249 A FR 7312249A FR 7312249 A FR7312249 A FR 7312249A FR 2180726 B1 FR2180726 B1 FR 2180726B1
Authority
FR
France
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
FR7312249A
Other languages
French (fr)
Other versions
FR2180726A1 (ko
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.)
Messer Griesheim GmbH
Original Assignee
Messer Griesheim GmbH
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 Messer Griesheim GmbH filed Critical Messer Griesheim GmbH
Publication of FR2180726A1 publication Critical patent/FR2180726A1/fr
Application granted granted Critical
Publication of FR2180726B1 publication Critical patent/FR2180726B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Arc Welding Control (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7312249A 1972-04-20 1973-04-05 Expired FR2180726B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722219229 DE2219229A1 (de) 1972-04-20 1972-04-20 Verfahren und vorrichtung zur bestimmung der leistung von wechselstroemen

Publications (2)

Publication Number Publication Date
FR2180726A1 FR2180726A1 (ko) 1973-11-30
FR2180726B1 true FR2180726B1 (ko) 1977-02-04

Family

ID=5842620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7312249A Expired FR2180726B1 (ko) 1972-04-20 1973-04-05

Country Status (6)

Country Link
CH (1) CH560905A5 (ko)
DE (1) DE2219229A1 (ko)
FR (1) FR2180726B1 (ko)
GB (1) GB1412695A (ko)
IT (1) IT980260B (ko)
NL (1) NL7304323A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2436671C2 (de) * 1974-07-30 1982-04-15 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zur Regelung der elektrischen Energie beim elektrischen Widerstandpunktschweißen
US4084075A (en) * 1975-05-15 1978-04-11 Wean United Inc. Energy monitor for flash welders
DE2800962C3 (de) * 1978-01-11 1986-02-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Steuerung einer elektrischen Widerstands-Schweißvorrichtung

Also Published As

Publication number Publication date
FR2180726A1 (ko) 1973-11-30
GB1412695A (en) 1975-11-05
DE2219229A1 (de) 1973-10-31
NL7304323A (ko) 1973-10-23
CH560905A5 (ko) 1975-04-15
IT980260B (it) 1974-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse