JPH0335961U - - Google Patents
Info
- Publication number
- JPH0335961U JPH0335961U JP9712589U JP9712589U JPH0335961U JP H0335961 U JPH0335961 U JP H0335961U JP 9712589 U JP9712589 U JP 9712589U JP 9712589 U JP9712589 U JP 9712589U JP H0335961 U JPH0335961 U JP H0335961U
- Authority
- JP
- Japan
- Prior art keywords
- load
- roll sheet
- sheet
- roll
- recording paper
- 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
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Description
第１図及び第２図は、本考案の原理を説明する
図、第３図は、ロールシートにかける負荷特性図
、第４図は、その結果得られるシートテンシヨン
を示す図、第５図は、それぞれ本考案の実施例の
構成図、第６図は、本考案の他の実施例の構成図
、第７図は、従来例のバツクテンシヨン機構を示
す図、第８図は、同従来例のシートテンシヨンを
示す図である。
１……シート、２……シートの供給軸、４……
圧縮スプリング、５……シート保護部材、６……
板ばね、７……樹脂の弾性体、１１……テンシヨ
ンローラ対、１２……リンク、１３……支点、１
４……圧接部材、１５……スプリング。
Figures 1 and 2 are diagrams explaining the principle of the present invention, Figure 3 is a characteristic diagram of the load applied to the roll sheet, Figure 4 is a diagram showing the resulting sheet tension, and Figure 5. 6 is a block diagram of an embodiment of the present invention, FIG. 6 is a block diagram of another embodiment of the present invention, FIG. 7 is a diagram showing a conventional back tension mechanism, and FIG. 8 is a diagram showing the same. It is a figure which shows the seat tension of a conventional example. 1...Sheet, 2...Sheet supply shaft, 4...
Compression spring, 5... Sheet protection member, 6...
Leaf spring, 7... Resin elastic body, 11... Tension roller pair, 12... Link, 13... Fulcrum, 1
4... Pressing member, 15... Spring.
Claims (1)
等のロールシートを用いる記録装置において、 前記ロールシートの周面に対して法線方向の負
荷を与え、かつその負荷の値がロール径の減少に
伴つて減少するごとき負荷付与手段を備えている
ことを特徴とするロールシートのバツクテンシヨ
ン機構。 (2) 感熱記録紙、インクシート、普通紙記録紙
等のロールシートを用いる記録装置において、 前記ロールシートと記録部との間にテンシヨン
ローラ対を備えると共に、一端が前記ロールシー
トの周面に対して法線方向の一定な負荷を与え、
他端が前記テンシヨンローラに対して負荷を与え
、かつそのテンシヨンローラに対する負荷の値が
ロール径の減少に伴つて減少するごとき負荷付与
手段を備えていることを特徴とするロールシート
のバツクテンシヨン機構。[Claims for Utility Model Registration] (1) In a recording device using a roll sheet such as thermal recording paper, ink sheet, plain paper recording paper, etc., applying a load in the normal direction to the circumferential surface of the roll sheet, and A back tension mechanism for a roll sheet, comprising a load applying means whose load value decreases as the roll diameter decreases. (2) In a recording device that uses a roll sheet such as a thermal recording paper, an ink sheet, or a plain paper recording paper, a pair of tension rollers is provided between the roll sheet and the recording section, and one end is connected to the circumferential surface of the roll sheet. Apply a constant load in the normal direction to
A back of a roll sheet characterized in that the other end is provided with a load applying means for applying a load to the tension roller, and the value of the load to the tension roller decreases as the roll diameter decreases. Tension mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9712589U JPH0335961U (en) | 1989-08-22 | 1989-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9712589U JPH0335961U (en) | 1989-08-22 | 1989-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0335961U true JPH0335961U (en) | 1991-04-08 |
Family
ID=31646275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9712589U Pending JPH0335961U (en) | 1989-08-22 | 1989-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0335961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012210999A (en) * | 2011-03-31 | 2012-11-01 | Nec Embedded Products Ltd | Rolled paper sheet feeder, image forming device, method of feeding the rolled paper sheet, and program |
-
1989
- 1989-08-22 JP JP9712589U patent/JPH0335961U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012210999A (en) * | 2011-03-31 | 2012-11-01 | Nec Embedded Products Ltd | Rolled paper sheet feeder, image forming device, method of feeding the rolled paper sheet, and program |
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