JPH0369840U - - Google Patents
Info
- Publication number
- JPH0369840U JPH0369840U JP13171689U JP13171689U JPH0369840U JP H0369840 U JPH0369840 U JP H0369840U JP 13171689 U JP13171689 U JP 13171689U JP 13171689 U JP13171689 U JP 13171689U JP H0369840 U JPH0369840 U JP H0369840U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- fixed terminal
- pressure
- contact
- movable
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Description
第1図は、本考案の一実施例の圧力スイツチを
示す断面図、第2図は、作動状態を示す第1図の
要部拡大断面図、第3図は、本考案の形状記憶合
金の斜視図、第4図は、従来の圧力スイツチの断
面図である。
1……スイツチハウジング、2……固定端子、
3……可動端子、4……ばね、7……受圧弾性体
、9……形状記憶合金。
FIG. 1 is a sectional view showing a pressure switch according to an embodiment of the present invention, FIG. 2 is an enlarged sectional view of the main part of FIG. 1 showing the operating state, and FIG. The perspective view, FIG. 4, is a cross-sectional view of a conventional pressure switch. 1...Switch housing, 2...Fixed terminal,
3...Movable terminal, 4...Spring, 7...Pressure receiving elastic body, 9...Shape memory alloy.
Claims (1)
接触状態に保持された可動端子と、圧力回路内の
圧力を受けて該可動端子を前記固定端子に接触さ
せる受圧弾性体とを備えた圧力スイツチにおいて
、低温時形状記憶合金により前記可動端子を固定
端子に接触させるよう構成したことを特徴とする
圧力スイツチ。 It includes a fixed terminal, a movable terminal that is normally held in a non-contact state with respect to the fixed terminal, and a pressure receiving elastic body that makes the movable terminal contact the fixed terminal in response to pressure in a pressure circuit. 1. A pressure switch characterized in that the movable terminal is brought into contact with the fixed terminal by a shape memory alloy at low temperatures.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13171689U JPH0369840U (en) | 1989-11-14 | 1989-11-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13171689U JPH0369840U (en) | 1989-11-14 | 1989-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0369840U true JPH0369840U (en) | 1991-07-11 |
Family
ID=31679205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13171689U Pending JPH0369840U (en) | 1989-11-14 | 1989-11-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0369840U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7587727B2 (en) | 2004-04-09 | 2009-09-08 | Sanyo Electric Co., Ltd. | Pickup device |
-
1989
- 1989-11-14 JP JP13171689U patent/JPH0369840U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7587727B2 (en) | 2004-04-09 | 2009-09-08 | Sanyo Electric Co., Ltd. | Pickup device |