INTERCHANGEABLE LOCK CORE CYLINDER

摘要

A lock core cylinder includes a key plug having a first pin hole, a plug case receiving the key plug and having a notch, and a ring sleeved around the key plug adjacent to the plug case, and having a lug projecting axially and forwardly and extending into the notch, a second pin hole formed in the lug, and a radially and outwardly projecting protrusion movable between an engaging position and a disengaging position and engageable with a lock housing that receives the lock core cylinder. A pin chest is connected to the plug case and has a third pin hole. First and second pins are disposed movably within the first, second and third pin holes. Figure 1