JPS63157724U - - Google Patents
Info
- Publication number
- JPS63157724U JPS63157724U JP16443887U JP16443887U JPS63157724U JP S63157724 U JPS63157724 U JP S63157724U JP 16443887 U JP16443887 U JP 16443887U JP 16443887 U JP16443887 U JP 16443887U JP S63157724 U JPS63157724 U JP S63157724U
- Authority
- JP
- Japan
- Prior art keywords
- film
- aperture frame
- screen size
- film winding
- moves
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 3
- 238000013459 approach Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Details Of Cameras Including Film Mechanisms (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
Description
第1図及び第2図は本考案のカメラの画面サイ
ズ規制装置の一実施例の要部を示した平面図、第
3図は実施例のアパーチヤ枠を示した斜視図、第
4図は同アパーチヤ枠と外レール、圧板との関係
を示した縦断面図、第5A,5B,5C,5D図
は同実施例の動作を説明するための簡略図、第6
図は画面サイズに関する問題点を説明するための
図、第7図は従来のカメラのレールと圧板との関
係を示した縦断面図である。
10……圧板、20……アパーチヤ枠、22…
…アパーチヤ枠駆動板、22a……長孔、30…
…ピニオンギヤ、32……欠歯ダブルギヤ、34
……変換レバー、36……遊星ギヤ、46……ア
パーチヤ枠駆動ギヤ、48……駆動ピン。
1 and 2 are plan views showing essential parts of an embodiment of the camera screen size regulating device of the present invention, FIG. 3 is a perspective view showing the aperture frame of the embodiment, and FIG. 4 is the same. 5A, 5B, 5C, and 5D are simplified diagrams for explaining the operation of the same embodiment.
The figure is a diagram for explaining problems related to screen size, and FIG. 7 is a longitudinal sectional view showing the relationship between the rail and pressure plate of a conventional camera. 10... pressure plate, 20... aperture frame, 22...
...Aperture frame drive plate, 22a...Long hole, 30...
... Pinion gear, 32 ... Missing tooth double gear, 34
... Conversion lever, 36 ... Planetary gear, 46 ... Aperture frame drive gear, 48 ... Drive pin.
Claims (1)
アパーチヤ枠を、撮影レンズの光軸方向に移動自
在に設けるとともに、このアパーチヤ枠をフイル
ムに接離する方向に移動させるアパーチヤ枠駆動
部材を設け、このアパーチヤ枠駆動部材をフイル
ム巻上巻戻機構と機械的に連動させ、フイルム巻
上完了状態ではアパーチヤ枠をフイルムに接近さ
せ、フイルム巻上動作中及び巻戻動作中はアパー
チヤ枠をフイルムから離反させるようになしたこ
とを特徴とするカメラの画面サイズ規制装置。 An aperture frame that determines the screen size is provided within the camera body so as to be movable in the optical axis direction of the photographic lens, and an aperture frame drive member that moves the aperture frame toward and away from the film is provided. The member is mechanically interlocked with the film winding and rewinding mechanism, so that the aperture frame approaches the film when the film winding is completed, and moves away from the film during the film winding and rewinding operations. A camera screen size regulating device characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16443887U JPS63157724U (en) | 1986-10-27 | 1987-10-27 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16439086 | 1986-10-27 | ||
JP16443887U JPS63157724U (en) | 1986-10-27 | 1987-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63157724U true JPS63157724U (en) | 1988-10-17 |
Family
ID=33455198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16443887U Pending JPS63157724U (en) | 1986-10-27 | 1987-10-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63157724U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5854328A (en) * | 1981-09-25 | 1983-03-31 | Olympus Optical Co Ltd | Film pressing and releasing device of film cassette for endoscope |
-
1987
- 1987-10-27 JP JP16443887U patent/JPS63157724U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5854328A (en) * | 1981-09-25 | 1983-03-31 | Olympus Optical Co Ltd | Film pressing and releasing device of film cassette for endoscope |
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