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Post office box monitoring system

  • US 4,314,102 A
  • Filed: 02/13/1980
  • Issued: 02/02/1982
  • Est. Priority Date: 02/13/1980
  • Status: Expired due to Term
First Claim
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1. Apparatus for remotely detecting the presence of articles in a container comprising:

  • (a) container means;

    (b) computing means connected to said container means having a microswitch, said microswitch being actuatable by articles placed in said container means, and said computing means having a pressure plate adjacent said microswitch adapted to support said article in said container means for detecting the presence of an article and for generating data responsive to the presence of said article;

    (c) said container means being dimensioned so that said articles may be positioned within said container means in a first position which causes said microswitch to be actuated and a second position which causes said microswitch not to be actuated;

    (d) remote interrogating means connectable to said computing means for accessing said data therefrom; and

    (e) answer-back means operatively coupled to said remote interrogating means for providing audible signal information in response to actuation by said remote interrogating means.

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