Patent ID: 6331812
Filing Date: 2001-12-18
Classification: G07C,Y10T

Abstract:
A user programmable electronic closure system comprising:a lock to be operated by a user with a key when an identification code of the lock and an identification code of the associated key are observed to match;the lock including a cylinder provided with a portion in which at least one keyway is provided for receiving said key;the cylinder including at least one electrical connection means, electronic control means including at least one reinscriptible memory means for storing at least one of a plurality of identification codes and connected to the at least one electrical connection means, and release means responsive to said electronic control means and designed to release the lock;the key including first electrical connection means for cooperating with a second one of the at least one electrical connection means of the lock when the key is inserted in the corresponding keyway, first electronic control means including first reinscriptible memory means for storing at least one of a plurality of identification codes and connected to the first electrical connection means, and inputting means for a user to input a confidential code;the electronic control means of the key and of the lock, and the cylinder release means being powdered by power supply means; andthe key including user programming means for the user to modify the data contained in each of the electronic control means of the key and of the lock under the control of the inputting means and without need of a manufacturer of the system and using the inputting means of the key.