Electrical transmission or interconnection systems – Switching systems – Condition responsive
Patent
1992-06-22
1993-04-13
Pellinen, A. D.
Electrical transmission or interconnection systems
Switching systems
Condition responsive
307 101, 307134, 307141, 455349, 369 11, 341 24, 200 50A, H01H 700, H04B 108, B60R 1102
Patent
active
052025853
ABSTRACT:
An electronic device has an operating section having a plurality of input keys. The operating section is detachably connected to a body of the device in such a manner that the contacts of the operating section are electrically connected to the contacts of the body when the operating section is connected to the body. The body includes a connection detecting section for detecting the connection of the operating section to the body to output a connection detection signal; and a control section for making the connection of the contacts of the body and the contacts of the operating section effective a predetermined period of time after provision of the connection detection signal.
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Aoyagi Yoshio
Satoh Mayumi
Fleming Fritzm
Pellinen A. D.
Pioneer Electronic Corporation
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