DE2756180A1 - Steuerschaltung fuer den filmvorschub - Google Patents

Steuerschaltung fuer den filmvorschub

Info

Publication number
DE2756180A1
DE2756180A1 DE19772756180 DE2756180A DE2756180A1 DE 2756180 A1 DE2756180 A1 DE 2756180A1 DE 19772756180 DE19772756180 DE 19772756180 DE 2756180 A DE2756180 A DE 2756180A DE 2756180 A1 DE2756180 A1 DE 2756180A1
Authority
DE
Germany
Prior art keywords
motor
oscillator
control
control device
position switch
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.)
Withdrawn
Application number
DE19772756180
Other languages
German (de)
English (en)
Inventor
Teruhiko Miyake
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.)
Bell and Howell Japan
Original Assignee
Bell and Howell Japan
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 Bell and Howell Japan filed Critical Bell and Howell Japan
Publication of DE2756180A1 publication Critical patent/DE2756180A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/087—Analogue circuits for control of both exposure time and aperture
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Direct Current Motors (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
DE19772756180 1976-12-16 1977-12-16 Steuerschaltung fuer den filmvorschub Withdrawn DE2756180A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976167810U JPS5385136U (enrdf_load_stackoverflow) 1976-12-16 1976-12-16

Publications (1)

Publication Number Publication Date
DE2756180A1 true DE2756180A1 (de) 1978-06-29

Family

ID=15856516

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772756180 Withdrawn DE2756180A1 (de) 1976-12-16 1977-12-16 Steuerschaltung fuer den filmvorschub

Country Status (3)

Country Link
JP (1) JPS5385136U (enrdf_load_stackoverflow)
DE (1) DE2756180A1 (enrdf_load_stackoverflow)
GB (1) GB1596925A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5385136U (enrdf_load_stackoverflow) 1978-07-13
GB1596925A (en) 1981-09-03

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8139 Disposal/non-payment of the annual fee