JPS5857370U - electric soldering iron - Google Patents
electric soldering ironInfo
- Publication number
- JPS5857370U JPS5857370U JP15134781U JP15134781U JPS5857370U JP S5857370 U JPS5857370 U JP S5857370U JP 15134781 U JP15134781 U JP 15134781U JP 15134781 U JP15134781 U JP 15134781U JP S5857370 U JPS5857370 U JP S5857370U
- Authority
- JP
- Japan
- Prior art keywords
- soldering iron
- heating element
- electric soldering
- utility
- model
- 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
Landscapes
- Resistance Heating (AREA)
- Thermistors And Varistors (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は正特性サーミスタの抵抗温度特性を示すグラフ
、第２図は本考案の一実施例を示す断面図、第３図は第
２図の婁部拡大図、第４図はこて先の正面図、第５図は
正特性サーミスタと電極との関係を示す分解斜視図、第
６図は本考案に係る正特性サーミスタと平板状の従来の
正特性サーミスタとの電圧電流特性を比較して示すグラ
フ、第７図は本考案の他の実施例を示す正特性サーミス
タの斜視図もある。
８・・・こて先、８ａ・・・圧入部、８ｂ・・・こて先
本体、９・・・スリット、１０．２０・・・正特性サー
ミスタ、１１．１５・・・絶縁体、１２・・・内側電極
、１３・・・外側電極、１４・・・絶縁シート。Fig. 1 is a graph showing the resistance temperature characteristics of a positive temperature coefficient thermistor, Fig. 2 is a cross-sectional view showing an embodiment of the present invention, Fig. 3 is an enlarged view of the bottom part of Fig. 2, and Fig. 4 is a soldering tip. 5 is an exploded perspective view showing the relationship between the positive temperature coefficient thermistor and the electrodes, and Figure 6 compares the voltage-current characteristics of the positive temperature coefficient thermistor according to the present invention and a conventional flat positive temperature coefficient thermistor. The graph shown in FIG. 7 is also a perspective view of a positive temperature coefficient thermistor showing another embodiment of the present invention. 8... Soldering tip, 8a... Press-fitting part, 8b... Soldering tip body, 9... Slit, 10.20... Positive characteristic thermistor, 11.15... Insulator, 12 ...Inner electrode, 13...Outer electrode, 14...Insulating sheet.
Claims (4)
熱源とする電気半田ごてにおいて、前記発熱体に一対の
対向する電極部を形成するとともに、一方の電極部の面
積を他方の電極部の面積−に対して０．８以下に形成し
、かつこの発熱体を、こて先幕端部から軸方向に設けに
凹部内に電気絶縁物を介して圧入したことを特徴とする
電気半田ごて。(1) In an electric soldering iron that uses a porcelain semiconductor heating element having positive resistance-temperature characteristics as a heat source, a pair of opposing electrode parts is formed on the heating element, and the area of one electrode part is smaller than that of the other electrode part. 0.8 or less with respect to the area of the soldering iron, and the heating element is press-fitted into a recess provided in the axial direction from the tip end of the soldering iron through an electrical insulator. Soldering iron.
とをそれぞれ電極部としたことを特徴とする実用新案登
録請求の範囲第１項記載の電気半田ごて。(2) The electric soldering iron according to claim 1, which is a registered utility model, characterized in that the heating element is formed into a cylindrical shape, and the outer circumferential surface and inner circumferential surface of the heating element are respectively used as electrode portions.
特徴とする実用新案登録請求の範囲第１項□または第２
項記載の電気半田ごて。(3) Utility model registration claim item 1 □ or 2, characterized in that the recess is hole-shaped corresponding to the external shape of the heating element
Electric soldering iron as described in section.
とする実用新案登録請求の範囲第３項記載の電気半田ご
て。(4) The electric soldering iron according to claim 3, which is a registered utility model, characterized in that an axial slit is provided in the peripheral wall of the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15134781U JPS5857370U (en) | 1981-10-12 | 1981-10-12 | electric soldering iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15134781U JPS5857370U (en) | 1981-10-12 | 1981-10-12 | electric soldering iron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5857370U true JPS5857370U (en) | 1983-04-18 |
| JPH0140617Y2 JPH0140617Y2 (en) | 1989-12-04 |
Family
ID=29944035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15134781U Granted JPS5857370U (en) | 1981-10-12 | 1981-10-12 | electric soldering iron |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5857370U (en) |
-
1981
- 1981-10-12 JP JP15134781U patent/JPS5857370U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0140617Y2 (en) | 1989-12-04 |
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