JPH0414257U - - Google Patents
Info
- Publication number
- JPH0414257U JPH0414257U JP5476290U JP5476290U JPH0414257U JP H0414257 U JPH0414257 U JP H0414257U JP 5476290 U JP5476290 U JP 5476290U JP 5476290 U JP5476290 U JP 5476290U JP H0414257 U JPH0414257 U JP H0414257U
- Authority
- JP
- Japan
- Prior art keywords
- storage unit
- paper storage
- detection means
- detected
- hanging member
- 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 7
- 230000005856 abnormality Effects 0.000 claims 1
- 230000003028 elevating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pile Receivers (AREA)
Description
第１図は本考案を応用したレーザビームプリン
タの給紙ホツパの斜視図、第２図は本考案の一実
施例を示すブロツク図である。
図において、１は用紙収納テーブル、２は巻き
取りローラ、３は用紙、４は吊り下げベルト、５
はモータ、６は軸、７はギヤ、８は用紙収納テー
ブル位置検出手段、９はＩ／Ｏポート、１０はプ
ロセツサ、１１はメモリ、１２はドライバである
。
FIG. 1 is a perspective view of a paper feed hopper of a laser beam printer to which the present invention is applied, and FIG. 2 is a block diagram showing an embodiment of the present invention. In the figure, 1 is a paper storage table, 2 is a take-up roller, 3 is paper, 4 is a hanging belt, and 5
1 is a motor, 6 is a shaft, 7 is a gear, 8 is a paper storage table position detection means, 9 is an I/O port, 10 is a processor, 11 is a memory, and 12 is a driver.
Claims (1)
用紙収納部を保持する吊り下げ部材と、該吊り下
げ部材を牽引し前記収納部を上下方向に移動させ
る駆動部とを有する用紙収納部昇降装置において
、前記吊り下げ部材上に複数個の被検出手段と検
出手段を設け、前記駆動部の動作中に前記被検出
手段が前記検出手段により検出された回数を計数
することにより、前記用紙収納部の移動量を求め
ることを特徴とする用紙収納部昇降装置。 ２ 前記複数の被検出手段を吊り下げ部材上に異
なる大きさで設け、前記駆動部の動作中に前記検
出手段により被検出手段が検出された時間を計測
することにより、前記用紙収納部の位置を求める
ことを特徴とする請求項１記載の用紙収納部昇降
装置。 ３ あらかじめ定められた時間、前記駆動部を駆
動しても、前記検出手段の出力が変化しない場合
、装置の異常として前記駆動部を停止させること
を特徴とする請求項１記載の用紙収納部昇降装置
。[Claims for Utility Model Registration] 1. A paper storage unit capable of storing and storing paper, a hanging member that holds the paper storage unit, and a hanging member that is pulled to move the storage unit in the vertical direction. A paper storage unit lifting device having a drive unit, wherein a plurality of detected means and a detection means are provided on the hanging member, and the number of times the detected means is detected by the detection means during operation of the drive unit. A paper storage unit elevating device characterized in that the amount of movement of the paper storage unit is determined by counting the amount of movement of the paper storage unit. 2. The plurality of detection means are provided in different sizes on a hanging member, and the position of the paper storage section is determined by measuring the time when the detection means is detected by the detection means during the operation of the drive section. 2. The paper storage unit lifting/lowering device according to claim 1, wherein: 3. Lifting and lowering of paper storage unit according to claim 1, wherein if the output of the detection means does not change even if the drive unit is driven for a predetermined period of time, the drive unit is stopped as an abnormality of the apparatus. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5476290U JPH0414257U (en) | 1990-05-25 | 1990-05-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5476290U JPH0414257U (en) | 1990-05-25 | 1990-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0414257U true JPH0414257U (en) | 1992-02-05 |
Family
ID=31577116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5476290U Pending JPH0414257U (en) | 1990-05-25 | 1990-05-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0414257U (en) |
-
1990
- 1990-05-25 JP JP5476290U patent/JPH0414257U/ja active Pending
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