JPS57142627A - Camera - Google Patents

Camera

Info

Publication number
JPS57142627A
JPS57142627A JP56028173A JP2817381A JPS57142627A JP S57142627 A JPS57142627 A JP S57142627A JP 56028173 A JP56028173 A JP 56028173A JP 2817381 A JP2817381 A JP 2817381A JP S57142627 A JPS57142627 A JP S57142627A
Authority
JP
Japan
Prior art keywords
counter
gear
film
switch
frames
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.)
Pending
Application number
JP56028173A
Other languages
Japanese (ja)
Inventor
Hiroyuki Kimura
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP56028173A priority Critical patent/JPS57142627A/en
Priority to US06/347,048 priority patent/US4504131A/en
Publication of JPS57142627A publication Critical patent/JPS57142627A/en
Priority to US07/070,108 priority patent/US4816852A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/42Interlocking between shutter operation and advance of film or change of plate or cut-film
    • G03B17/425Interlocking between shutter operation and advance of film or change of plate or cut-film motor drive cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)

Abstract

PURPOSE:To alarm the slight remaining of a film by engaging a switch with a counter member in a camera which prewinds the film and performs photographing by rewinding the film by each frame. CONSTITUTION:A counter dial 23 is formed in one body with a switch plate 22 and a gear 21, and is driven by a counter gear 20 provided to the gears in a film feed system. while a patrone 35 is not loaded, a counter reset lever turns counterclockwise and disengages the gear 20 and therefore the gear is held stopped in the position S. When the film is loaded, the counter gear and a switch 47 abut on the gear and a cam 22. The counter indicates the number of frames that can be photographed in accordance with the prewinding. In the photographing state, the counter subtracts the frames by each one, and when the remaining number of the frames decreases, the switch 47 is closed by the crest parts 22a, 22b of the switch operating cam, and temporary alarming by a lamp, etc. is accomplished.
JP56028173A 1981-02-13 1981-02-27 Camera Pending JPS57142627A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56028173A JPS57142627A (en) 1981-02-27 1981-02-27 Camera
US06/347,048 US4504131A (en) 1981-02-13 1982-02-08 Camera
US07/070,108 US4816852A (en) 1981-02-13 1987-07-06 Camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56028173A JPS57142627A (en) 1981-02-27 1981-02-27 Camera

Publications (1)

Publication Number Publication Date
JPS57142627A true JPS57142627A (en) 1982-09-03

Family

ID=12241333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56028173A Pending JPS57142627A (en) 1981-02-13 1981-02-27 Camera

Country Status (1)

Country Link
JP (1) JPS57142627A (en)

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