JPS62100955U - - Google Patents
Info
- Publication number
- JPS62100955U JPS62100955U JP19229985U JP19229985U JPS62100955U JP S62100955 U JPS62100955 U JP S62100955U JP 19229985 U JP19229985 U JP 19229985U JP 19229985 U JP19229985 U JP 19229985U JP S62100955 U JPS62100955 U JP S62100955U
- Authority
- JP
- Japan
- Prior art keywords
- document
- size
- detects
- center
- detecting means
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Registering Or Overturning Sheets (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
Description
第１図は本考案の一実施例としての自動原稿送
り装置を示す図、第２図は同上自動原稿送り装置
における原稿のサイズを検知するサイズセンサお
よびレジストセンサの位置を説明するための図、
第３図乃至第７図は同上自動原稿送り装置で判定
する原稿のサイズの種類を説明する図、第８図乃
至第１６図は同上自動原稿送り装置の動作を説明
するためのフローチヤート並びに第１７図は同上
自動原稿送り装置の他の実施例の要部を示す図で
ある。
３８……原稿、５０……原稿長測定手段、５１
……原稿サイズ判定手段、５２……原稿送りモー
ド判定手段、５３……原稿使用モード設定手段、
ＳＥＺ１，ＳＥＺ２……サイズセンサ、ＳＥＲ…
…レジスタセンサ、ＰＳＲ……パルス発生手段。
FIG. 1 is a diagram showing an automatic document feeder as an embodiment of the present invention, and FIG. 2 is a diagram for explaining the positions of a size sensor and a registration sensor for detecting the size of a document in the automatic document feeder.
3 to 7 are diagrams for explaining the types of document sizes determined by the automatic document feeder, and FIGS. 8 to 16 are flowcharts and diagrams for explaining the operation of the automatic document feeder. FIG. 17 is a diagram showing a main part of another embodiment of the automatic document feeder described above. 38... Original, 50... Original length measuring means, 51
...Document size determining means, 52...Document feeding mode determining means, 53...Document use mode setting means,
SEZ1, SEZ2...Size sensor, SER...
...Resistor sensor, PSR...Pulse generating means.
Claims (1)
して原稿を送ることができる自動原稿送り装置に
おいて、基準端縁から２０４mm〜２１５mmの範囲
内に配置されていて原稿を検知する第１の原稿検
知手段と、基準センターから１０３mm〜１０７mm
の範囲内に配置されていて原稿を検知する第２の
原稿検知手段と、前記原稿の搬送経路に配置され
ていて最小の原稿をも検知する第３の原稿検知手
段と、第３の原稿検知手段の検知信号に基づいて
搬送される原稿の長さを測定する原稿長測定手段
と、前記原稿を端縁基準で送る場合に第１の原稿
検知手段の検知信号と原稿長測定手段により測定
される原稿長とに基づいて搬送される原稿のサイ
ズを判定し、かつ、前記原稿をセンター基準で送
る場合に第２の原稿検知手段と原稿長測定手段に
より測定される原稿長とに基づいて原稿のサイズ
を判定する原稿サイズ判定手段とを具備すること
を特徴とする自動原稿送り装置。 In an automatic document feeder capable of feeding a document using either one edge or the center of the document as a reference, a first document detection means is arranged within a range of 204 mm to 215 mm from the reference edge and detects the document; 103mm to 107mm from the reference center
a second document detecting means that is arranged within the range of and detects the document; a third document detecting means that is disposed in the document conveyance path and detects even the smallest document; document length measuring means for measuring the length of the conveyed document based on a detection signal from the first document detection means; The size of the document to be transported is determined based on the document length measured by the second document detecting means and the document length measuring device when the document is fed based on the center reference. An automatic document feeder comprising: document size determining means for determining the size of the document.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985192299U JPH0646913Y2 (en) | 1985-12-16 | 1985-12-16 | Automatic document feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985192299U JPH0646913Y2 (en) | 1985-12-16 | 1985-12-16 | Automatic document feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62100955U true JPS62100955U (en) | 1987-06-27 |
| JPH0646913Y2 JPH0646913Y2 (en) | 1994-11-30 |
Family
ID=31147246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985192299U Expired - Lifetime JPH0646913Y2 (en) | 1985-12-16 | 1985-12-16 | Automatic document feeder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0646913Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008195532A (en) * | 2007-01-18 | 2008-08-28 | Canon Inc | Image forming device and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5777143A (en) * | 1980-10-31 | 1982-05-14 | Konishiroku Photo Ind Co Ltd | Sheet size detector |
-
1985
- 1985-12-16 JP JP1985192299U patent/JPH0646913Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5777143A (en) * | 1980-10-31 | 1982-05-14 | Konishiroku Photo Ind Co Ltd | Sheet size detector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008195532A (en) * | 2007-01-18 | 2008-08-28 | Canon Inc | Image forming device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0646913Y2 (en) | 1994-11-30 |
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