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Electronic equipment and electronic equipment system

  • US 6,119,184 A
  • Filed: 09/09/1997
  • Issued: 09/12/2000
  • Est. Priority Date: 09/10/1996
  • Status: Expired due to Term
First Claim
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1. An electronic equipment to/from which an extension device for extending a function can be freely attached and detached, comprising:

  • connecting means for mechanically connecting said extension device to a main body of said electronic equipment;

    locking means for locking a release of the connecting of said connecting means;

    switching means for indicating supply/stop of a power supply to said main body; and

    release indicating means for, when a supply of the power supply is indicated by said switching means, indicating a release of the connecting of said extension device, and wherein at the time of indicating a stop of the power supply by said switching means when the release of the connecting of said extension device is indicated by said release indicating means, a locking of said locking means is released.

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