JPS57142627A - Camera - Google Patents
CameraInfo
- 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
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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/42—Interlocking between shutter operation and advance of film or change of plate or cut-film
- G03B17/425—Interlocking 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.
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) |
-
1981
- 1981-02-27 JP JP56028173A patent/JPS57142627A/en active Pending
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