Coin-operated locker

Details Coin-operated locker Coin-operated locker

1988-12-19

1990-09-18

Bartuska, F. J.

Check-actuated control mechanisms

Including electric circuit with switch operated by check

70DIG41, G07F 1712

Patent

active

049571966

ABSTRACT:
A coin-operated locker which is impossible to be opened when the locker is unused and which is openable by means of its door and becomes usable when a coin or coins of a predetermined amount are deposited, includes a sensor for detecting the deposit of a coin or coins, a detector for detecting the locking and the unlocking of a cylinder lock, a plunger engageable with or removable from an engaging opening of the door, and a controller for retracting the plunger from the door in response to a coin deposit signal from the sensor and for engaging the plunger with the door after a predetermined time in response to an unlock signal from the detector.

REFERENCES:
patent: 2703973 (1955-03-01), Fawcett

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