US 12,703,996 B2 · Cylinder lock

Abstract

Embodiments of a cylinder lock include a main body component and an extension component, wherein a locking arrangement can be employed to move a locking element at the back of the extension component to lock or unlock the extension component from a lock structure. Embodiments of the present disclosure further provide a cylinder lock with a lock adapter having a body and a biased catching mechanism operable to fit within the body near a back end of the lock adapter when in the retracted position and further operable to extend outwardly of the lock adapter body when in the extended position. The catching mechanism can be biased in the extended position and movable to the retracted position by a plunger. The plunger can be moved manually and can be locked in position using a lock such as a padlock with a shackle.

Claims18

Dependent claims

A cylinder lock, comprising:

a lock adapter comprising a hollow body with a top surface, a bottom surface and two side surfaces, wherein the top surface is formed with an opening therein;
a catching mechanism maintained at least partially within the hollow body of the lock adapter, wherein the catching mechanism is secured so as to be biased in an extended position whereby a catching portion of the catching mechanism extends through the opening in the top surface of the lock adapter;
a plunger at least partially maintained within the hollow body of the lock adapter, wherein the plunger comprises a front end extending outwardly of a front end of the lock adapter;
and
wherein, upon depression of the plunger front end, the plunger engages the catching mechanism so as to rotate the catching portion to a position entirely within the hollow body of the lock adapter.

2 more elements

Dependencies are inferred from the claim text.

Cylinder lock

Life of this patent

Cylinder lock

Life of this patent

Abstract

Claims18