Combination of locking button and spindle for lock
AssigneeI-Tek Metal Mfg. Co., Ltd.
InventorMu-Lin Shen
Life of this patent
Estimating the term…
Abstract
A combination of a locking button and a spindle for a lock includes a spindle having a longitudinal hole and a locking button having a grip portion for manual turning and a shank that is mounted in the longitudinal hole of the spindle. A guiding groove is defined in a circumference delimiting the longitudinal hole and extending along a circumferential direction. The shank includes a coupling section including a protrusion engaged in the guiding groove and movable between two end walls delimiting the guiding groove, allowing the locking button to be movable between a locking position and an unlocking position.
Claims4
A combination comprising:
- a spindle comprising a longitudinal hole, a guiding groove being defined in a circumference delimiting the longitudinal hole and extending along a circumferential direction;
- and
- a locking button comprising a grip portion for manual turning and a shank that is mounted in the longitudinal hole of the spindle, the shank comprising a substantially U-shaped slot in an outer circumference thereof to form a tongue-like coupling section that is surrounded by the U-shaped slot and that is flexible in a radial direction of the locking button, the coupling section including a protrusion engaged in the guiding groove and being movable between two end walls delimiting the guiding groove, allowing the locking button to be movable between a locking position and an unlocking position.
Dependencies are inferred from the claim text.