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Electronic parking meter and system

  • US 5,570,771 A
  • Filed: 09/02/1994
  • Issued: 11/05/1996
  • Est. Priority Date: 07/28/1993
  • Status: Expired due to Term
First Claim
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1. An electronic parking meter system comprising at least one parking meter and at least one mobile first transceiver, said at least one parking meter being arranged to accept at least one authentic coin and for producing data relating to an event at the parking meter, said at least one mobile transceiver being arranged for interrogating said at least one parking meter and receiving said data therefrom, said at least one parking meter being a low current drain device comprising:

  • (a) a housing having an exterior wall and a hollow interior, said exterior wall having a coin slot for receipt of a coin to direct the coin into said hollow interior;

    (b) first means located within said hollow interior of said housing for sensing the introduction of a coin within said hollow interior through said coin slot and for producing a first electrical signal indicative thereof;

    (c) second means located within said hollow interior of said housing for determining the denomination of the coin inserted into said housing through said coin slot and for producing a second electrical signal indicative thereof;

    (d) third means located within said hollow interior of said housing for sensing if the coin inserted into the housing has become jammed within said interior so that it is not moving and for providing a third electrical signal indicative thereof;

    (e) fourth means located within said hollow interior of said housing for sensing if the coin inserted into the housing contains a ferrous material and for providing a fourth electrical signal indicative thereof;

    (f) fifth means for sensing if a vehicle is within a predetermined location adjacent said parking meter and for providing a fifth electrical signal indicative thereof;

    (g) processing means located within said hollow interior of said housing and coupled to said first, second, third, fourth, fifth means for receiving said first, second, third, fourth, and fifth electrical respectively, and for producing data in response thereto;

    (h) display means coupled to said processing means for displaying selected ones of said data, said display means, said processing means, and said third, fourth, and fifth means all comprising low current drain components; and

    (i) at least one replaceable battery for providing electrical power to said low current drain components of said display means, said processing means, and said third, fourth, and fifth means, whereupon said parking meter is suitable for term operation without requiring the replacement of said at least one replaceable battery.

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