JPH0419061U - - Google Patents
Info
- Publication number
- JPH0419061U JPH0419061U JP5866590U JP5866590U JPH0419061U JP H0419061 U JPH0419061 U JP H0419061U JP 5866590 U JP5866590 U JP 5866590U JP 5866590 U JP5866590 U JP 5866590U JP H0419061 U JPH0419061 U JP H0419061U
- Authority
- JP
- Japan
- Prior art keywords
- rubber layer
- rubber
- friction coefficient
- reading roller
- hardness
- 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
- 229920001971 elastomer Polymers 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims 4
- 239000004945 silicone rubber Substances 0.000 claims 4
Landscapes
- Facsimile Heads (AREA)
- Facsimiles In General (AREA)
Description
第１図はこの考案の一実施例の一部破断正面図
、第２図はフアクシミリの読み取り装置の縦断面
図である。
１，１０……読取りローラ、２……密着型イメ
ージセンサ、３……ガラス板、１１……芯金、１
２……中央ゴム層、１３……端部ゴム層。
FIG. 1 is a partially cutaway front view of an embodiment of this invention, and FIG. 2 is a longitudinal sectional view of a facsimile reading device. 1, 10...Reading roller, 2...Contact image sensor, 3...Glass plate, 11...Core metal, 1
2...Central rubber layer, 13...End rubber layer.
Claims (1)
層とからなる密着型イメージセンサ用読取りロー
ラにおいて、上記のゴム層が芯金の幅方向中央部
を被覆する中央ゴム層と幅方向両側を被覆する端
部ゴム層とからなり、中央ゴム層が硬度および摩
擦係数の比較的大きいシリコーンゴムで形成され
、端部ゴム層が硬度および摩擦係数の比較的小さ
いシリコーンゴムで形成されたことを特徴とする
密着型イメージセンサ用読取りローラ。 (2) 中央ゴム層がＪＩＳ−Ａゴム硬度５０〜７
０度、ガラスに対する摩擦係数０．８〜１．２の
シリコーンゴムで、また端部ゴム層がＪＩＳ−Ａ
ゴム硬度３０〜４５度、ガラスに対する摩擦係数
０．３〜０．７のシリコーンゴムでそれぞれ形成
され、上記中央ゴム層の幅がゴム層全幅の１０〜
５０％である請求項１記載の密着型イメージセン
サ用読取りローラ。[Scope of Claim for Utility Model Registration] (1) In a reading roller for a contact image sensor consisting of a core metal and a rubber layer of a certain thickness covering the surface thereof, the rubber layer covers the widthwise central portion of the core metal. The center rubber layer is made of silicone rubber that has relatively high hardness and friction coefficient, and the end rubber layer has relatively low hardness and friction coefficient. A reading roller for a contact type image sensor characterized by being formed of silicone rubber. (2) The central rubber layer has a JIS-A rubber hardness of 50 to 7.
0 degrees, silicone rubber with a friction coefficient of 0.8 to 1.2 against glass, and the end rubber layer is JIS-A
They are each made of silicone rubber with a rubber hardness of 30 to 45 degrees and a friction coefficient of 0.3 to 0.7 against glass, and the width of the central rubber layer is 10 to 10 degrees of the total width of the rubber layer.
The reading roller for a contact type image sensor according to claim 1, wherein the reading roller is 50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990058665U JPH0720997Y2 (en) | 1990-06-01 | 1990-06-01 | Reading roller for contact image sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990058665U JPH0720997Y2 (en) | 1990-06-01 | 1990-06-01 | Reading roller for contact image sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0419061U true JPH0419061U (en) | 1992-02-18 |
| JPH0720997Y2 JPH0720997Y2 (en) | 1995-05-15 |
Family
ID=31584482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990058665U Expired - Lifetime JPH0720997Y2 (en) | 1990-06-01 | 1990-06-01 | Reading roller for contact image sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0720997Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58137652U (en) * | 1982-03-15 | 1983-09-16 | 株式会社日立製作所 | fax machine |
-
1990
- 1990-06-01 JP JP1990058665U patent/JPH0720997Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58137652U (en) * | 1982-03-15 | 1983-09-16 | 株式会社日立製作所 | fax machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0720997Y2 (en) | 1995-05-15 |
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