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Automatic calling methods and apparatus

  • US 4,332,985 A
  • Filed: 03/28/1980
  • Issued: 06/01/1982
  • Est. Priority Date: 03/28/1980
  • Status: Expired due to Term
First Claim
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1. Automatic calling apparatus responsive to an actuating signal generated by any of a plurality of telephone handsets commonly connected to at least one telephone line and through said at least one telephone line to a switched telephone network for selectively initiating a calling sequence, said apparatus comprising:

  • input/output conductor means connected to said telephone line for receiving signal information applied to said telephone line from any of said plurality of handsets and for applying calling information to said telephone line, said input/output conductor means being connected to said telephone line in a manner to permit all signal information initially applied to said telephone line from any of said handsets to be further applied to said switched telephone network;

    means connected to said input/output conductor means for determining that one of said plurality of telephone handsets connected to said telephone line has been actuated by a user;

    means connected to said input/output conductor means for detecting signal information applied to said telephone line by an actuated one of said plurality of handsets for activating said automatic calling apparatus to cause said automatic calling apparatus to apply selected calling information to said telephone line; and

    means responsive to a detection of said signal information for activating said automatic calling apparatus for generating said selected calling information corresponding to telephone number information of a location to be contacted and applying said calling information generated to said telephone line through said input/output conductor means.

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