Patent ID: 8336349
Filing Date: 2012-12-25
Classification: E05B,Y10T

Abstract:
1. A method of manufacturing a lock assembly for enabling use of a key-in-knob lock cylinder assembly in different types of lock assemblies, the method comprising: providing a key-in-knob lock assembly including a key-in-knob housing having a pin portion defining at least two outer pin chambers receiving outer pins, the lock assembly further including a plug rotatably engaged within the key-in-knob housing; providing an interchangeable core lock assembly including an interchangeable core housing defining a figure-eight-shaped cavity; providing an adapter including a curved profile conforming to an upper portion of the figure-eight-shaped cavity and a pin supported by the adapter; removably attaching the adapter to the key-in-knob housing over the pin portion; inserting the key-in-knob housing into the interchangeable core housing so that the pin portion and the adapter are disposed in the upper portion of the figure-eight shaped cavity and the plug is disposed in a lower portion of the figure-eight shaped cavity such that the key-in-knob housing is universally exchangeable between the key-in-knob lock assembly and the interchangeable core lock assembly; and removably securing the key-in-knob housing in the interchangeable core housing by engaging and disengaging the pin relative to a locking hole of the interchangeable core housing.