FR650013A - Device for keeping constant the frequency and the mutual phase difference of periodic phenomena - Google Patents

Device for keeping constant the frequency and the mutual phase difference of periodic phenomena

Info

Publication number
FR650013A
FR650013A FR650013DA FR650013A FR 650013 A FR650013 A FR 650013A FR 650013D A FR650013D A FR 650013DA FR 650013 A FR650013 A FR 650013A
Authority
FR
France
Prior art keywords
frequency
phase difference
keeping constant
mutual phase
periodic phenomena
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR650013A publication Critical patent/FR650013A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
    • H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
FR650013D 1926-12-11 1927-12-10 Device for keeping constant the frequency and the mutual phase difference of periodic phenomena Expired FR650013A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE650013X 1926-12-11

Publications (1)

Publication Number Publication Date
FR650013A true FR650013A (en) 1928-12-31

Family

ID=6581349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR650013D Expired FR650013A (en) 1926-12-11 1927-12-10 Device for keeping constant the frequency and the mutual phase difference of periodic phenomena

Country Status (1)

Country Link
FR (1) FR650013A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE909210C (en) * 1947-09-27 1954-04-15 Rca Corp Arrangement for synchronizing a deflection generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE909210C (en) * 1947-09-27 1954-04-15 Rca Corp Arrangement for synchronizing a deflection generator

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