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System for locking objects

  • US 4,773,020 A
  • Filed: 11/06/1986
  • Issued: 09/20/1988
  • Est. Priority Date: 02/04/1982
  • Status: Expired due to Fees
First Claim
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1. A parking system for bicycles, said system comprising:

  • (a) a plurality of bicycle stands;

    each bicycle stand including an arbitrary number of individual, numbered, lockable bicycle parking places;

    (b) sensor means;

    one of said sensor means being disposed in each of said individual bicycle parking places for sensing the presence of a bicycle;

    (c) locking means;

    one of said locking means being disposed in each of said individual bicycle parking places for locking a bicycle;

    (d) a control unit;

    said control unit being common to all of said bicycle stands;

    (e) receiver means;

    said receiver means being connected between said sensor means and said control unit for receiving sensing signals from said sensor means in said control unit;

    (f) register means;

    said register means being connected between said locking means and said control unit for sending locking and unlocking signals, respectively, from said control unit to said locking means;

    (g) printing means;

    said printing means being connected to said control unit for receiving control signals therefrom and for sending signals thereto;

    (h) payment receiving means;

    said payment receiving means being connected to said control unit for providing information on payment received for parking;

    (i) a random code generator;

    said random code generator generating a random, secret code and being connected to said control unit and said printing means;

    (j) a keyset for manual actuation;

    said keyset being connected to said control unit for supplying the keyed number of a bicycle place to the control unit in response to such keying;

    (k) clock means;

    said clock means being connected to said control unit for supplying clock pulse signals thereto;

    (l) start button means;

    said start button means being connected to said control unit;

    (m) a display;

    said display being connected to said control unit for receiving signals for displaying;

    (i) said keyed bicycle place number;

    (ii) the present time when the control unit is in a quiescent position;

    (iii) the outgoing time when payment for the keyed bicycle place number has been made to a payment receiving means; and

    (iv) the amount of money paid; and

    (n) a receipt dispenser;

    said receipt dispenser being connected to said printing means, said start button means initiating--after the place number of a selected bicycle place has been keyed on said keyset by the parker, after payment in said payment receiving means has been made, and after manual actuation of said start button means has been carried out by the parker--(A) locking of the bicycle and (B) printout on said receipt of;

    said selected, keyed bicycle place number, a randomly generated secret code number in the form of a combination of digits subsequently to be introduced manually by the parked on the keyset for releasing the locked bicycle, said displayed outgoing time, and said displayed amount of money paid.

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