JPH0326093U

JPH0326093U -

Info

Publication number: JPH0326093U
Application number: JP8565589U
Authority: JP
Priority date: 1989-07-24
Filing date: 1989-07-24
Publication date: 1991-03-18
Anticipated expiration: 2004-07-24
Also published as: JPH071751Y2

Description

[Brief explanation of drawings]

第１図〜第７図は本考案の実施例を示し、第１
図は発熱体の分解斜視図、第２図は組立状態の斜
視図、第３図は第２図のＡ−Ａ線断面図、第４図
は蓋を外した状態の平面図、第５図は第４図の正
面図、第６図は第４図の−線断面図、第７図
は端子溶断時の説明図、第８図、第９図は第２実
施例の断面図、内筒部斜視図、第１０図は第３実
施例の断面図、第１１図、第１２図は第４実施例
の断面図、第１電極端子の斜視図、第１３図、第
１４図は第５実施例の分解斜視図、組立状態断面
図、第１５図は従来例の平面図である。１０……ケース、２１……内筒部、２６……放
熱筒体、２８……蓋、４１……正特性サーミスタ
、４４，５５……第１・第２電極端子。 1 to 7 show embodiments of the present invention.
The figure is an exploded perspective view of the heating element, Figure 2 is a perspective view of the assembled state, Figure 3 is a sectional view taken along line A-A in Figure 2, Figure 4 is a plan view with the lid removed, and Figure 5. is a front view of Fig. 4, Fig. 6 is a cross-sectional view taken along the line - - in Fig. 4, Fig. 7 is an explanatory diagram when the terminal is fused, and Figs. FIG. 10 is a sectional view of the third embodiment, FIGS. 11 and 12 are sectional views of the fourth embodiment, perspective views of the first electrode terminal, and FIGS. 13 and 14 are sectional views of the fifth embodiment. FIG. 15 is an exploded perspective view of the embodiment, an assembled cross-sectional view, and a plan view of the conventional example. DESCRIPTION OF SYMBOLS 10... Case, 21... Inner cylinder part, 26... Heat radiation cylinder, 28... Lid, 41... Positive characteristic thermistor, 44, 55... First and second electrode terminals.

Claims

[Scope of Claim for Utility Model Registration] (1) The inner cylinder portion 2 extends between the case 10 and the lid body 28.
1, a heat radiation cylinder 26 is tightly fitted into the inner cylinder part 21, a flat positive temperature coefficient thermistor 41 is provided on the outer peripheral surface of the inner cylinder part 21, and the first electrode 42 of this positive coefficient thermistor 41 and A support piece is provided on the first electrode terminal 44 in contact with the second electrode terminal 43, a support piece is provided on the second electrode terminal 55 in contact with the second electrode 43, and each support piece is attached to the case 1.
0. A heating element using a positive temperature coefficient thermistor, characterized in that it is supported by either a lid body 28 or an inner cylinder part 21. (2) Upper and lower support pieces 52 and 53 are attached to the first electrode terminal 44.
are integrally formed, and the upper and lower support pieces 5 are attached to the second electrode terminal 55.
9 and 60 are integrally formed, first and second support parts 17 and 18 are formed on the case 10 to face the lower support pieces 53 and 60, and first and second support parts 35 are formed on the lid 28.
, 36 are formed to face the upper support pieces 52, 59, and each support piece is fitted into each support part to form the first
- Connect the second electrode terminals 44 and 55 to the case 10 and the lid 28
A heating element using the positive temperature coefficient thermistor according to claim 1 supported by. (3) The first electrode terminal 44 and the second electrode terminal 5 are connected to the first electrode 42 and the second electrode 43 of the positive temperature coefficient thermistor 41.
5 is crimped to cause the positive temperature coefficient thermistor 41 to generate heat,
In a heating element using a positive temperature coefficient thermistor in which the first electrode 42 of the positive coefficient thermistor 41 is crimped to a heat radiation part, the first electrode terminal 44 is connected to the positive temperature coefficient thermistor 4.
It has a shape that is crimped to a part of the first electrode 42 of 1,
The first positive temperature coefficient thermistor 41 in the heat dissipation section
The first electrode terminal 44 is provided on the surface that contacts the electrode 42.
A heating element using a positive temperature coefficient thermistor, which is characterized by forming a concave portion that faces.