Remote-control radio vacuum cleaner

  • US 4,369,543 A
  • Filed: 04/13/1981
  • Issued: 01/25/1983
  • Est. Priority Date: 04/14/1980
  • Status: Expired due to Fees
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First Claim
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1. A remote-control radio vacuum cleaning system comprising:

  • (a) remote radio signal transmitting means capable of generating a carrier matched with multivibrator generated frequencies as control signals, and having plural push-button control means for controlling transmission and generation of said carrier matched frequencies; and

    (b) vacuum cleaning means comprising, a vacuum cleaning device having drive means comprising a pair of d.c. motor sets for propulsing said vacuum cleaning device, rechargeable d.c. power supply means for supplying power to said pair of d.c. motor sets, electronic control means comprising four sets of relay channels, one of said four sets of relay channels controlling on and off operation of said vacuum cleaning device, and the others of the said four sets of relay channels associated with said drive means for controlling propulsive movement of said vacuum cleaning device, and radio signal receiving means associated with said four sets of relay channels for receiving and demodulating control signals of the multivibrator frequencies from said remote radio signal transmitting means for controlling the closing and opening of respective ones of said four sets of relay channels, whereby cleaning operation can be performed under control of said remote radio signal transmitting means.

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