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Method and apparatus for installing telephone intercom-voice messaging apparatus at doorbell for dwelling

  • US 5,784,446 A
  • Filed: 11/01/1996
  • Issued: 07/21/1998
  • Est. Priority Date: 11/01/1996
  • Status: Expired due to Fees
First Claim
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1. A method for installing a doorbell response system in a dwelling, said dwelling includinga doorbell system including a doorbell button, a pair of wires connected to the doorbell button, and a doorbell connected to the wires, the wires carrying a selected current of less than about two amps and providing a voltage in the range of about eight to twenty-four volts,telephone lines,a telephone jack connected to the telephone lines,a telephone connected to the telephone lines and having an assigned telephone number utilized to call the telephone,a voice mail system operatively associated with the telephone to take messages when the telephone is unanswered, anda conventional 120 volt AC wall outlet,said method including the steps of:

  • (a) providing a first auxiliary unit including(i) an auxiliary doorbell button,(ii) a speaker,(iii) a microphone,(iv) dialing means activated by a user for initiating the dialing of a telephone number, and(v) first transmitter means for transmitting and receiving signals,said auxiliary unit being powered by a current of less than about two amps and a voltage in the range of eight to twenty-four volts;

    (b) providing a second auxiliary unit including(i) plug means for connecting said second unit to the 120 volt AC wall outlet to receive electrical power,(ii) a connector for connecting said second unit to the telephone outlet to enable a person to communicate via said microphone and speaker with another person speaking over said telephone lines,(iii) means for eliminating for a selected period of time after the auxiliary door button is depressed the dial tone in the telephone lines so that a person may utilize said microphone and speaker to converse over the telephone lines with another person using the telephone in the dwelling,(iv) means for dialing a number when said dialing means is activated by a user to initiate the dialing of the assigned telephone number, and(v) second transmitter means for sending and receiving signals to and from said first transmitter;

    (c) providing means mounted in at least one of said first auxiliary unit and said second auxiliary unit to(i) eliminate for a selected period of time after the auxiliary door button is depressed the dial tone in the telephone lines so that a person may utilize said microphone and speaker to converse over the telephone lines with another person using the telephone in the dwelling, and(ii) dialing a number when said dialing means is activated by a user to initiate the dialing of the assigned telephone number;

    (d) disconnecting the wires from the doorbell button;

    (e) removing the doorbell button;

    (f) connecting the wires to said first auxiliary unit to power said first auxiliary unit and connecting said second auxiliary unit to the telephone jack and the 120 volt AC wall outlet such that(i) depressing said auxiliary doorbell button actuates said doorbell and eliminates the dial tone when a person in the dwelling uses the telephone to speak via said second transmitter means and said first transmitter means over the microphone and to hear voice communication directed into the speaker by a user, and(ii) said dialing means can be activated by a user to initiate via said first transmitter means and said second transmitter means the dialing of the assigned telephone number.

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