Most exterior doors have a lock at the door handle and a deadbolt lock installed slightly higher ... three-inch-ish tall security device that employs a spring-loaded mechanism to secure the interior ...

A car door that won't close properly is not only a critical safety issue, but also an invitation for thieves to pilfer your car.

Locksets include the components to allow for installation of a locking system onto a door. Several different types of locking mechanism ... lock is locked or opened by an outside key or inside thumb ...

If you get locked on the outside of an EV with a dead low-voltage battery and door latches that need power ... their vehicles with backup mechanical handles to allow you to open the doors from ...