Keyless entry system Patent #: 4205325
ApplicationNo. 06/228712 filed on 01/27/1981
US Classes:307/10.4, Manual code input (e.g., push button)340/430, With entrance/exit time delay340/825.56With multidigit encoder
ExaminersPrimary: Waring, Alvin H.
Attorney, Agent or Firm
International ClassesB60R 25/10 (20060101)
B60R 25/04 (20060101)
Foreign Application Priority Data1980-01-29 IT
AbstractBurglar alarm apparatus particularly for motor-cars or the like, comprising an electronic memory with digital combination, associated with a microcomputer for controlling all the functions of the apparatus with no need to manually control its enabled or disabled operation modes, which automatically take place when the combination valid for operation has been entered.The opportunity of starting the engine by means of the ignition key, with the valid combination entered, is also provided for, in order to permit the parking manoeuvres, still keeping on the function of automatically enabling the apparatus when the engine is stopped.