JPH0337733U - - Google Patents
Info
- Publication number
- JPH0337733U JPH0337733U JP9868989U JP9868989U JPH0337733U JP H0337733 U JPH0337733 U JP H0337733U JP 9868989 U JP9868989 U JP 9868989U JP 9868989 U JP9868989 U JP 9868989U JP H0337733 U JPH0337733 U JP H0337733U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- resistor
- lead terminals
- memory alloy
- shape memory
- 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
Links
- 229910000679 solder Inorganic materials 0.000 claims description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 3
- 230000009466 transformation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuses (AREA)
- Details Of Resistors (AREA)
Description
第１図は本考案の電気回路の安全装置および抵
抗器の概要を示す一部省略部分断側面図、第２図
は同ハンダの物理特性を説明するためのハンダの
標準状態図、第３図は同安全装置が作動した状態
を示す説明図、第４図は従来例を示す抵抗器等の
一部省略部分断側面図である。
１……抵抗器、２……プリント基板、１１……
本体、１２……抵抗体、１４，１５……リード端
子、１６……ハンダ。
Fig. 1 is a partially omitted partially sectional side view showing an overview of the electrical circuit safety device and resistor of the present invention, Fig. 2 is a standard state diagram of the solder to explain the physical characteristics of the solder, and Fig. 3 4 is an explanatory diagram showing a state in which the safety device is activated, and FIG. 4 is a partially omitted partially sectional side view of a resistor, etc., showing a conventional example. 1...Resistor, 2...Printed circuit board, 11...
Main body, 12...resistor, 14, 15...lead terminal, 16...solder.
Claims (1)
に形成され同本体の両端部と接する抵抗体と、同
本体の両端部それぞれより略軸方向に向けて延び
るリード端子を有する抵抗器と、同抵抗器を装荷
するプリント基板とからなり、少なくとも同本体
の一端部と同リード端子とをハンダ等にて接続す
ると共に、少なくとも一方のリード端子を設定温
度にて形状が変化する形状記憶合金にて形成し、
同リード端子を折り曲げてリード端子相互を略平
行にした後、同夫々のリード端子を前記プリント
基板に接続して成ることを特徴とする電気回路の
安全装置。 (2) 略円柱状または略角柱状の本体と、同本体
に形成され同本体の両端部と接する抵抗体と、同
本体の両端部にそれぞれリード端子を有する低抗
器であつて、少なくとも同本体の一端部と同リー
ド端子とをハンダにて接続すると共に、少なくと
も一方のリード端子を設定温度にて形状が変化す
る形状記憶合金にて形成して成ることを特徴とす
る抵抗器。 (3) 前記ハンダの固相線温度近傍に、前記形状
記憶合金の変態温度を設定したことを特徴とする
請求項(1)または(2)記載の電気回路の安全装置お
よび抵抗器。[Scope of Claim for Utility Model Registration] (1) A substantially cylindrical or substantially prismatic main body, a resistor formed on the main body and in contact with both ends of the main body, and a resistor that extends substantially axially from both ends of the main body. It consists of a resistor that has a lead terminal that extends from the main body, and a printed circuit board on which the resistor is mounted. Made of a shape memory alloy that changes shape in
1. A safety device for an electric circuit, characterized in that the lead terminals are bent to make the lead terminals substantially parallel to each other, and then the respective lead terminals are connected to the printed circuit board. (2) A low resistance device having a substantially cylindrical or substantially prismatic main body, a resistor formed in the main body and in contact with both ends of the main body, and lead terminals at both ends of the main body, which are at least the same size. A resistor characterized in that one end of the main body and the lead terminal are connected by solder, and at least one lead terminal is formed of a shape memory alloy whose shape changes at a set temperature. (3) The electrical circuit safety device and resistor according to claim (1) or (2), wherein the transformation temperature of the shape memory alloy is set near the solidus temperature of the solder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9868989U JPH0337733U (en) | 1989-08-22 | 1989-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9868989U JPH0337733U (en) | 1989-08-22 | 1989-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0337733U true JPH0337733U (en) | 1991-04-11 |
Family
ID=31647773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9868989U Pending JPH0337733U (en) | 1989-08-22 | 1989-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337733U (en) |
-
1989
- 1989-08-22 JP JP9868989U patent/JPH0337733U/ja active Pending
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