JPH0345566U - - Google Patents

Info

Publication number
JPH0345566U
JPH0345566U JP10582989U JP10582989U JPH0345566U JP H0345566 U JPH0345566 U JP H0345566U JP 10582989 U JP10582989 U JP 10582989U JP 10582989 U JP10582989 U JP 10582989U JP H0345566 U JPH0345566 U JP H0345566U
Authority
JP
Japan
Prior art keywords
key
fixing roller
positioning
fixing device
fits
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
Application number
JP10582989U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10582989U priority Critical patent/JPH0345566U/ja
Publication of JPH0345566U publication Critical patent/JPH0345566U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fixing For Electrophotography (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案による定着装置における定着ロ
ーラと駆動ギヤーとの連結部の分解斜視図、第2
図はその組立状態の断面図、第3図は該定着装置
の全体断面図、第4図は該定着装置を備えるレー
ザプリンタの概要構成図である。第5図は上記連
結部の他の例の分解斜視図、第6図及び第7図は
その一部の斜視図である。第8図及び第9図はそ
れぞれ別の例の斜視図、第10図は第9図の例の
断面図である。第11図及び第12図はさらに他
の例の斜視図及び断面図、第13図はさらに別の
例の断面図、第14図は定着ローラのキー位置決
め孔とキーとの嵌合関係を良くした例の断面図、
第15図は両端エツジの絞り込んだ定着ローラの
断面図である。第16図及び第17図はそれぞれ
キーの他の例を示し、aは斜視図、bは断面図で
ある。第18図及び第19図はそれぞれ従来例の
分解斜視図である。 28……定着ローラ、40……駆動ギヤー、4
1……キー、42,50……足、43,51……
キー位置決め孔、46……キー溝、47……軸孔
FIG. 1 is an exploded perspective view of the connecting portion between the fixing roller and the drive gear in the fixing device according to the present invention, and FIG.
3 is a sectional view of the entire fixing device, and FIG. 4 is a schematic configuration diagram of a laser printer equipped with the fixing device. FIG. 5 is an exploded perspective view of another example of the connecting portion, and FIGS. 6 and 7 are partial perspective views thereof. 8 and 9 are perspective views of different examples, and FIG. 10 is a sectional view of the example of FIG. 9. 11 and 12 are perspective views and sectional views of still another example, FIG. 13 is a sectional view of still another example, and FIG. 14 shows a good fitting relationship between the key positioning hole of the fixing roller and the key. A cross-sectional view of an example,
FIG. 15 is a sectional view of the fixing roller with both edges narrowed down. FIGS. 16 and 17 each show other examples of the key, in which a is a perspective view and b is a sectional view. FIGS. 18 and 19 are exploded perspective views of conventional examples, respectively. 28... Fixing roller, 40... Drive gear, 4
1...key, 42,50...foot, 43,51...
Key positioning hole, 46... key groove, 47... shaft hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 定着ローラに駆動ギヤーの軸孔を嵌合させてキ
ーにより固定する定着装置において、前記キーの
下面を前記定着ローラの外周面に沿つた湾曲面と
し、その下面に位置決め用足を突設し、また定着
ローラには該位置決め用足と嵌合するキー位置決
め孔を設け、さらに前記軸孔には、前記キーと嵌
合するキー溝を設けたことを特徴とする、定着装
置。
In a fixing device in which a shaft hole of a drive gear is fitted into a fixing roller and fixed by a key, the lower surface of the key is a curved surface along the outer peripheral surface of the fixing roller, and positioning feet are provided protruding from the lower surface of the key, The fixing device is further characterized in that the fixing roller is provided with a key positioning hole that fits with the positioning foot, and the shaft hole is further provided with a key groove that fits with the key.
JP10582989U 1989-09-08 1989-09-08 Pending JPH0345566U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10582989U JPH0345566U (en) 1989-09-08 1989-09-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10582989U JPH0345566U (en) 1989-09-08 1989-09-08

Publications (1)

Publication Number Publication Date
JPH0345566U true JPH0345566U (en) 1991-04-26

Family

ID=31654585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10582989U Pending JPH0345566U (en) 1989-09-08 1989-09-08

Country Status (1)

Country Link
JP (1) JPH0345566U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008286674A (en) * 2007-05-18 2008-11-27 Central Motor Co Ltd Clearance gauge for product

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008286674A (en) * 2007-05-18 2008-11-27 Central Motor Co Ltd Clearance gauge for product

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