FR2058268B1 - - Google Patents

Info

Publication number
FR2058268B1
FR2058268B1 FR7029427A FR7029427A FR2058268B1 FR 2058268 B1 FR2058268 B1 FR 2058268B1 FR 7029427 A FR7029427 A FR 7029427A FR 7029427 A FR7029427 A FR 7029427A FR 2058268 B1 FR2058268 B1 FR 2058268B1
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
FR7029427A
Other languages
French (fr)
Other versions
FR2058268A1 (enrdf_load_stackoverflow
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.)
Berlin Brandenburg Academy of Sciences and Humanities
Original Assignee
Berlin Brandenburg Academy of Sciences and Humanities
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 Berlin Brandenburg Academy of Sciences and Humanities filed Critical Berlin Brandenburg Academy of Sciences and Humanities
Publication of FR2058268A1 publication Critical patent/FR2058268A1/fr
Application granted granted Critical
Publication of FR2058268B1 publication Critical patent/FR2058268B1/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
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/0016—Control of angular speed of one shaft without controlling the prime mover
    • 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
    • G03B19/00—Cameras
    • G03B19/18—Motion-picture cameras
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/20—Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward spacing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Automatic Disk Changers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Control Of Electric Motors In General (AREA)
FR7029427A 1969-08-14 1970-08-10 Expired FR2058268B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD14184669 1969-08-14
GB3468170 1970-07-17

Publications (2)

Publication Number Publication Date
FR2058268A1 FR2058268A1 (enrdf_load_stackoverflow) 1971-05-28
FR2058268B1 true FR2058268B1 (enrdf_load_stackoverflow) 1973-01-12

Family

ID=25747271

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029427A Expired FR2058268B1 (enrdf_load_stackoverflow) 1969-08-14 1970-08-10

Country Status (4)

Country Link
CH (1) CH526189A (enrdf_load_stackoverflow)
DE (1) DE2026500C3 (enrdf_load_stackoverflow)
FR (1) FR2058268B1 (enrdf_load_stackoverflow)
GB (1) GB1302775A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5752659B2 (enrdf_load_stackoverflow) * 1972-12-28 1982-11-09

Also Published As

Publication number Publication date
FR2058268A1 (enrdf_load_stackoverflow) 1971-05-28
DE2026500C3 (de) 1974-09-26
CH526189A (de) 1972-07-31
GB1302775A (enrdf_load_stackoverflow) 1973-01-10
DE2026500B2 (de) 1974-02-14
DE2026500A1 (de) 1971-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse