A lock component having an end which protrudes form or is withdrawn into, the lock front by action of the lock mechanism When the door is closed and the dead bolt thrown, it extends into a hold provided in the strike, locking the door and will not retract with end pressure
Special door security consisting of a hardened steel bolt and a lock Lock is operated by a key on the outside and by either a key or handle on the inside
An exterior security lock installed on exterior entry doors that can be activated only with a key or thumbturn Unlike a latch, which has a beveled tongue, dead bolts have square ends
A bolt which is not actuated by a spring When locked the bolt cannot be returned by end pressure
A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so can not be retracted except by turning the cylinder
The secondary and positive locking device used in connection with a standard lockset to give added protection to trailer doors Most door assemblies are pre-tooled to accommodate a deadbolt lock assembly
Type of lock bolt which must be operated by key to lock and unlock from the outside From the inside of the door, the lock can sometimes be operated by a thumb turn Because there is no spring action on the dead bolt, the lock cannot be comprimised by credit cards or other tools, as with the spring or dead latch
Locking mechanism for an entrance door or other door Deadbolts can be a single cylinder or double cylinder With a single cylinder deadbolt, a key is used on the outside and is turned by hand on the inside With a double cylinder deadbolt, a key is used on both sides Double cylinders are only recommended where no one needs to go through a door in case of an emergency
Locking mechanism for an entrance door or other door, in which a bolt moves with a turn of a key into a jamb Deadbolts can be a single cylinder or double cylinder With a single cylinder deadbolt, a key is used on one side, and is turned by hand on the other side With a double cylinder deadbolt, a key is used on both sides Double cylinders are only recommended where no one needs to go through a door in case of emergency
A kind of lock in which the bolt (moving portion) is held in position by th cylinder rather than by a spring and so can not be retracted except by turning the cylinder
dead bolt
التركية النطق
ded bōlt
النطق
/ˈded ˈbōlt/ /ˈdɛd ˈboʊlt/
علم أصول الكلمات
[ 'ded ] (adjective.) before 12th century. Middle English deed, from Old English dEad; akin to Old Norse dauthr dead, deyja to die, Old High German tOt dead; more at DIE.