JPS5895594U - constant temperature heating element - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の複写機の定着部の要部斜視図、第２図と
第３図は本考案の一実施例を示し、第２図は完成した定
温発熱体の斜視図、第３図は棒状金属体の斜視図である
。 ６・・・棒状金属体、７・・・正特性サーミスタ、８・
・・筒状体、Ａ・・・外周、Ｂ・・・内周。Fig. 1 is a perspective view of the main parts of a fixing section of a conventional copying machine, Figs. 2 and 3 show an embodiment of the present invention, Fig. 2 is a perspective view of a completed constant temperature heating element, and Fig. 3 is a perspective view of a rod-shaped metal body. 6... Rod-shaped metal body, 7... Positive characteristic thermistor, 8...
...Cylindrical body, A...outer circumference, B...inner circumference.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 外周が半円で内周に凹部が形成された２本の棒状金属体
を組合せて形成された筒状体と、各棒状金属体の前記凹
部内周面に配設された正特性サーミスタとを有し、前記
正特性サーミスタに通電して前記筒状体表面を加熱する
よう構成した定温発熱体。A cylindrical body formed by combining two rod-shaped metal bodies each having a semicircular outer periphery and a recess formed in the inner periphery, and a positive temperature coefficient thermistor disposed on the inner peripheral surface of the recess of each rod-shaped metal body. a constant temperature heating element configured to heat the surface of the cylindrical body by energizing the positive temperature coefficient thermistor.