Lock assembly

Details Lock assembly Lock assembly

E - Fixed Constructions

05

B

70/7

E05B 15/16 (2006.01) E05B 67/00 (2006.01)

Patent

CA 1048287

ABSTRACT A lock assembly is provided for securing ends of a chain. One end of the chain is secured to a locking post while the other end is secured to a locking cap. The locking post has a longitudinal bore and a plurality of circular ribs near one end of the post. A plurality of open-ended longitudinal slots are provided which intersect the ribs. The locking cap has a plurality of spring biased locking rings positioned within the cap. To lock the assembly, the end of the locking post with the ribs is inserted into the locking cap until the ribs engage the locking rings. A spring loaded piston is provided in the longitudinal bore of the locking post to keep the interior of the post free from dirt and ice and also to assist in unlocking the assembly. A key having a plurality of radially spaced fins is utilized to unlock the assembly by inserting the key into the locking cap such that the fins slide with- in the slots of the locking post until they contact and deflect the locking rings to release the same from the ribs of the locking post.

273611

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