JPS60140949U - Copy machine original size detection mechanism - Google Patents
Copy machine original size detection mechanismInfo
- Publication number
- JPS60140949U JPS60140949U JP2869284U JP2869284U JPS60140949U JP S60140949 U JPS60140949 U JP S60140949U JP 2869284 U JP2869284 U JP 2869284U JP 2869284 U JP2869284 U JP 2869284U JP S60140949 U JPS60140949 U JP S60140949U
- Authority
- JP
- Japan
- Prior art keywords
- document
- detection mechanism
- size detection
- original size
- copy machine
- 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
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る複写機の原稿サイズ検出機構の一
実施例を概念的に示す斜視図、第２図は、原稿押えに於
ける圧電素子の配列態様を概念的に示す平面図である。
１・・・・・・原稿台、２・・・・・・原稿押え、Ｅｌ
、Ｅ２゜Ｅ３．Ｅ４・・・・・・圧電素子。FIG. 1 is a perspective view conceptually showing an embodiment of the document size detection mechanism of a copying machine according to the present invention, and FIG. 2 is a plan view conceptually showing the arrangement of piezoelectric elements in the document holder. be. 1...Original table, 2...Original holder, El
, E2°E3. E4...Piezoelectric element.
Claims (1)
面に、原稿サイズに対応させて圧電素子を設け、上記原
稿台上に原稿を置いて上記原稿押えを閉じたときに上記
原稿により生じる圧力差による上記圧電素子の起電力の
変化に基いて原稿サイズを検出するように構成したこと
を特徴とする複写機の原稿サイズ検出機構。A piezoelectric element is provided on the document table side surface of a document holder that can be opened and closed with respect to the document table in accordance with the size of the document, and when the document is placed on the document table and the document holder is closed, the document is 1. A document size detection mechanism for a copying machine, characterized in that the document size is detected based on a change in the electromotive force of the piezoelectric element caused by a pressure difference caused by the pressure difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2869284U JPS60140949U (en) | 1984-02-29 | 1984-02-29 | Copy machine original size detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2869284U JPS60140949U (en) | 1984-02-29 | 1984-02-29 | Copy machine original size detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60140949U true JPS60140949U (en) | 1985-09-18 |
Family
ID=30526808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2869284U Pending JPS60140949U (en) | 1984-02-29 | 1984-02-29 | Copy machine original size detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140949U (en) |
-
1984
- 1984-02-29 JP JP2869284U patent/JPS60140949U/en active Pending
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