Patent ID: 9279274
Filing Date: 2016-03-08
CPC Classification: E05B,Y10T

Claim Text:
1. A lock comprising a housing having a first side and a second side opposite the first side, the housing defining a mounting face at said second side, a locking mechanism accommodated in the housing and operable to change between a locking state and a release state, a plurality of operating elements accessible externally of the housing at said first side thereof and actuable by axial displacement to operate the locking mechanism, the locking mechanism being operable to change from the locking state to the release state in response to axial displacement of and only of a selected group of the operating elements and the operating elements additionally being manipulable by rotation to make the selection, blocking means for blocking the rotation of the operating elements, and cancelling means operable to cancel the blocking by the blocking means, the cancelling means being accessible — for operation — externally of the lock at a location on the housing other than the mounting face, said location being at said first side of the housing opposite the mounting face.