JPH01135200U - - Google Patents
Info
- Publication number
- JPH01135200U JPH01135200U JP2997888U JP2997888U JPH01135200U JP H01135200 U JPH01135200 U JP H01135200U JP 2997888 U JP2997888 U JP 2997888U JP 2997888 U JP2997888 U JP 2997888U JP H01135200 U JPH01135200 U JP H01135200U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- push button
- electrodes
- safety device
- switch
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Presses (AREA)
- Presses And Accessory Devices Thereof (AREA)
Description
第１図はこの考案による安全装置に用いられる
押釦スイツチの外観図、第２図は接触検出スイツ
チの回路図である。
図中、１０は押釦スイツチ、１１はスイツチ本
体、１２はキートツプ、１３は駆動回路、１４ａ
，１４ｂは電極、１５は接触検出スイツチ、１５
ａはリレー接点、１５ｂはリレーコイルである。
FIG. 1 is an external view of a push button switch used in a safety device according to this invention, and FIG. 2 is a circuit diagram of a contact detection switch. In the figure, 10 is a push button switch, 11 is a switch body, 12 is a key top, 13 is a drive circuit, and 14a
, 14b is an electrode, 15 is a contact detection switch, 15
A is a relay contact, and 15b is a relay coil.
Claims (1)
接点を含む駆動回路の安全装置において、 上記押釦スイツチのキートツプに一対の電極を
それらが同時に人体に接触可能となるように所定
の間隔をもつて設けるとともに、該電極間の導通
時に閉じられる接触検出スイツチの接点を上記押
釦接点に対して直列に接続してなることを特徴と
する安全装置。[Scope of Claim for Utility Model Registration] In a safety device for a drive circuit including a push button contact of a push button switch in a press unit, etc., a pair of electrodes are attached to the key top of the push button switch at a predetermined interval so that they can simultaneously contact the human body. A safety device characterized in that the contact of a contact detection switch that is closed when electrical conduction occurs between the electrodes is connected in series to the push button contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2997888U JPH01135200U (en) | 1988-03-07 | 1988-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2997888U JPH01135200U (en) | 1988-03-07 | 1988-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135200U true JPH01135200U (en) | 1989-09-14 |
Family
ID=31254628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2997888U Pending JPH01135200U (en) | 1988-03-07 | 1988-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135200U (en) |
-
1988
- 1988-03-07 JP JP2997888U patent/JPH01135200U/ja active Pending