JPS63135331U - - Google Patents
Info
- Publication number
- JPS63135331U JPS63135331U JP2684787U JP2684787U JPS63135331U JP S63135331 U JPS63135331 U JP S63135331U JP 2684787 U JP2684787 U JP 2684787U JP 2684787 U JP2684787 U JP 2684787U JP S63135331 U JPS63135331 U JP S63135331U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- film
- perforation portion
- perflation
- timer
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
Landscapes
- Details Of Cameras Including Film Mechanisms (AREA)
Description
第１図は本考案の基本構成を示すクレーム対応
ブロツク図、第２図は本考案に係る光によるフイ
ルム給送検出装置の実施例を示すブロツク図、第
３図及び第４図は同上実施例の動作を示すタイミ
ングチヤート、第５図は同じくフローチヤートで
ある。
１……光源、２……検出部、３……タイマ、４
……制御部、６……フイルム、６ａ……パーフオ
レーシヨン。
Fig. 1 is a block diagram illustrating the basic structure of the present invention in response to complaints, Fig. 2 is a block diagram illustrating an embodiment of the optical film feeding detection device according to the present invention, and Figs. 3 and 4 are embodiments of the same. The timing chart showing the operation of FIG. 5 is also a flow chart. 1...Light source, 2...Detection section, 3...Timer, 4
...Control unit, 6...Film, 6a...Perflation.
Claims (1)
向かつて光を発する光源と、上記パーフオレーシ
ヨン部を透過し又はパーフオレーシヨン部で反射
された光源からの光を受光してパーフオレーシヨ
ンを検出する検出部と、フイルムの給送開始と共
にカウントを開始するタイマと、このタイマによ
りカウントされる時間と上記検出部でのパーフオ
レーシヨン検出信号とによつてフイルムの給送速
度を演算し、フイルム給送速度が遅いときは上記
光源を点滅動作させる制御部とを有してなる光に
よるフイルム給送検出装置。 A light source that emits light toward the perforation portion of the loaded film, and a detection method that detects perflation by receiving light from the light source that is transmitted through the perforation portion or reflected by the perforation portion. a timer that starts counting when the film starts to be fed, and calculates the film feeding speed based on the time counted by this timer and the perflation detection signal from the above-mentioned detection section, and then calculates the film feeding speed. and a control section that causes the light source to blink when the speed is slow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2684787U JPS63135331U (en) | 1987-02-25 | 1987-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2684787U JPS63135331U (en) | 1987-02-25 | 1987-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63135331U true JPS63135331U (en) | 1988-09-06 |
Family
ID=30828317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2684787U Pending JPS63135331U (en) | 1987-02-25 | 1987-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63135331U (en) |
-
1987
- 1987-02-25 JP JP2684787U patent/JPS63135331U/ja active Pending
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