DOOR LOCK AND KEYLESS DOOR LOCK SYSTEM FOR DOORS OF VEHICLES (OPTIONS) Russian patent published in 2018 - IPC E05B65/00 

FIELD: motor industry.

SUBSTANCE: keyless door lock system for motor vehicle doors includes a backup electrical power source to unlock the door lock in the event that the primary power supply source fails, thereby eliminating the need for a lock cylinder. Said lock system includes a user input device having first and second user input elements. Said door lock system is configured to supply electrical power from the primary electrical power source to unlock the lock upon operation of the first user input element, and apply electrical power from the backup electrical power source to unlock the lock upon triggering the second user input element. User input device may comprise a wireless portable device that generates first and second wireless signals when the first and second user input elements are triggered, respectively.

EFFECT: door lock and keyless door lock system for vehicle doors are offered.

20 cl, 8 dwg