Patent ID: 6425274
Filing Date: 2002-07-30
Classification: E05B,Y10T

Abstract:
A lock cylinder for a rekeyable padlock, the lock cylinder comprising:a cylindrical core having a cylindrical outer surface and an end face, the cylindrical core defining a key opening sized for receiving a key, the key opening extending from the end face axially into the cylindrical core, the cylindrical core also defining a plurality of first pin openings that extend radially through the cylindrical core between the cylindrical outer surface and the key opening, each pin opening having a diameter d1; a casing including a casing wall defining a cylindrical inner chamber in which the cylindrical core is mounted, the casing defining at least one viewing opening defined through the casing wall, the viewing opening having at least one dimension that is larger than the diameter d1; a spring holder connected to the casing, the spring holder defining a plurality of second pin openings exposed to the inner chamber of the casing, the second pin openings extending in a radial direction relative to the cylindrical core; a plurality of pins mounted within the second pin openings, the pins being spring biased toward the cylindrical core; and the cylindrical core being moveable within the casing between a locked position in which the first pin openings align with the second pin openings, and a rekeyable position in which the first pin openings can be viewed through the viewing opening.