FR997172A - Motor control by thyratrons - Google Patents

Motor control by thyratrons

Info

Publication number
FR997172A
FR997172A FR997172DA FR997172A FR 997172 A FR997172 A FR 997172A FR 997172D A FR997172D A FR 997172DA FR 997172 A FR997172 A FR 997172A
Authority
FR
France
Prior art keywords
thyratrons
motor control
motor
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
French (fr)
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 FR997172A publication Critical patent/FR997172A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/121—Control of position or direction using feedback using synchromachines (selsyns)
    • G05D3/122—Control of position or direction using feedback using synchromachines (selsyns) without modulation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR997172D 1948-10-15 1949-10-13 Motor control by thyratrons Expired FR997172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US997172XA 1948-10-15 1948-10-15

Publications (1)

Publication Number Publication Date
FR997172A true FR997172A (en) 1952-01-02

Family

ID=22276291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997172D Expired FR997172A (en) 1948-10-15 1949-10-13 Motor control by thyratrons

Country Status (1)

Country Link
FR (1) FR997172A (en)

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