FR1061877A - Commande de fréquence - Google Patents

Commande de fréquence

Info

Publication number
FR1061877A
FR1061877A FR1061877DA FR1061877A FR 1061877 A FR1061877 A FR 1061877A FR 1061877D A FR1061877D A FR 1061877DA FR 1061877 A FR1061877 A FR 1061877A
Authority
FR
France
Prior art keywords
frequency control
frequency
control
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
Other languages
English (en)
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1061877A publication Critical patent/FR1061877A/fr
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
    • B23K11/248—Electric supplies using discharge tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Generation Of Surge Voltage And Current (AREA)
FR1061877D 1951-04-28 1952-04-26 Commande de fréquence Expired FR1061877A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US223524A US2701843A (en) 1951-04-28 1951-04-28 Frequency control

Publications (1)

Publication Number Publication Date
FR1061877A true FR1061877A (fr) 1954-04-15

Family

ID=22836884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1061877D Expired FR1061877A (fr) 1951-04-28 1952-04-26 Commande de fréquence

Country Status (3)

Country Link
US (1) US2701843A (fr)
BE (1) BE511032A (fr)
FR (1) FR1061877A (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2263773A (en) * 1938-07-28 1941-11-25 Westinghouse Electric & Mfg Co Spot welding timer

Also Published As

Publication number Publication date
BE511032A (fr)
US2701843A (en) 1955-02-08

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