FR2099937A5 - - Google Patents

Info

Publication number
FR2099937A5
FR2099937A5 FR7123252A FR7123252A FR2099937A5 FR 2099937 A5 FR2099937 A5 FR 2099937A5 FR 7123252 A FR7123252 A FR 7123252A FR 7123252 A FR7123252 A FR 7123252A FR 2099937 A5 FR2099937 A5 FR 2099937A5
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
FR7123252A
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.)
Individual
Original Assignee
Individual
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
Priority claimed from AT574070A external-priority patent/AT310564B/de
Priority claimed from AT633870A external-priority patent/AT301696B/de
Priority claimed from AT633770A external-priority patent/AT336079B/de
Priority claimed from AT1016670A external-priority patent/AT323560B/de
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR2099937A5 publication Critical patent/FR2099937A5/fr
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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/04—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is not on, but is synchronised with, a moving-picture film
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/2805—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Studio Devices (AREA)
  • Control Of Electric Motors In General (AREA)
FR7123252A 1970-06-25 1971-06-25 Expired FR2099937A5 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AT574070A AT310564B (de) 1970-06-25 1970-06-25 Verfahren und Vorrichtung zum Synchronisieren der Antriebe eines Tonbandes und eines Films
AT633870A AT301696B (de) 1970-07-10 1970-07-10 Transistor-Motorregelschaltung
AT633770A AT336079B (de) 1970-07-10 1970-07-10 Schmitt-trigger mit geringer hysteresebreite
AT1016670A AT323560B (de) 1970-11-11 1970-11-11 Aufnahme-oder wiedergabegerät

Publications (1)

Publication Number Publication Date
FR2099937A5 true FR2099937A5 (fr) 1972-03-17

Family

ID=27422134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7123252A Expired FR2099937A5 (fr) 1970-06-25 1971-06-25

Country Status (5)

Country Link
US (1) US3722987A (fr)
CA (1) CA962750A (fr)
DE (1) DE2124945B2 (fr)
FR (1) FR2099937A5 (fr)
NL (1) NL7108437A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900251A (en) * 1974-03-29 1975-08-19 Super 8 Sound Inc Synchronizer system for a motion picture sound recorder
US4319812A (en) * 1976-03-08 1982-03-16 Technicolor Corporation Audio-visual systems and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679187A (en) * 1951-01-16 1954-05-25 Rca Corp Synchronization of separate picture and sound films
US3266862A (en) * 1964-02-25 1966-08-16 Robert G Wagoner Projector synchronizer
US3441342A (en) * 1965-03-29 1969-04-29 Rca Corp Frequency and phase error detection means for synchronization systems
US3583796A (en) * 1968-11-05 1971-06-08 Synchronex Corp Synchronization of pre-recorded audio tape signals of motion picture film
US3588558A (en) * 1969-12-30 1971-06-28 Bell & Howell Co Magnetic clutch projector drive system

Also Published As

Publication number Publication date
US3722987A (en) 1973-03-27
CA962750A (en) 1975-02-11
NL7108437A (fr) 1971-12-28
DE2124945B2 (de) 1978-01-26
DE2124945A1 (de) 1972-01-13
DE2124945C3 (fr) 1978-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse