Patent ID: 6302457
Filing Date: 2001-10-16
Classification: E05B,Y10T

Abstract:
A door lock comprising:a main body including a transmission assembly and a positioning assembly, the transmission assembly including an inside spindle, an outside spindle, a retractor, and a latch bolt, the positioning assembly including an inside seat and an outside seat, the outside seat including an outer threading;an inside rose liner mounted around the inside seat;an inside rose mounted around the inside rose liner;an anti-torque ring mounted around the outside seat and including two lugs formed thereon, two positioning posts respectively projecting from the lugs and extending along a longitudinal direction of the anti-torque ring;an outside rose liner including an inner threading that is engaged with the outer threading of the outside seat, the outside rose liner including a side with an annular recessed portion for receiving the anti-torque ring, the annular recessed portion including two recess extensions for positioning the lugs of the anti-torque ring, thereby preventing loosening of the outside rose liner;an outside rose securely mounted around the outside rose liner to rotate move therewith;an inside handle operably connected to the transmission assembly; andan outside handle operably connected to the transmission assembly;whereby rotation of the outside rose causes longitudinal movement of the outside rose and the outside rose liner relative to the outside seat to suit a thickness of a door to which the door lock is mounted.