Back to results
US 4,896,517 AGranted
Wire lock having self-retractable wire
OwnerChong-Kuan Linginventor
Life of this patent
Estimating the term…
Abstract
A wire lock includes a push-button latch operatively locking a locking head of a wire rope wound in a lock casing, and operatively depressed for disengaging the locking head of the wire rope when opening the lock so that the wire rope can be automatically retracted into the lock casing. The locking head of the wire rope may be depressed to disengage a plurality of sleeves from dials of the wire lock for conveniently resetting a new combination for the lock.
Claims12
A wire lock comprising:
- a casing composed of two side walls having a left vertical hole and a right vertical hole formed in two upper sides of said casing;
- a wire means including a wire rope normally resiliently wound on a reel pivotally secured in said casing, a locking head formed on an outermost end of said wire rope operatively inserted in said left vertical hole for locking said wire rope in said casing and retractably held in said right vertical hole when opening the wire lock;
- a plurality of dials respectively coupled with a plurality of sleeves rotatably mounted on a push-button latch formed on an upper portion of said casing;
- said push-button latch having a push button formed on its left portion normally protruding leftwardly beyond said casing and having a cylindrical rod formed on a right portion of the latch for rotatably securing said sleeves and dials thereon, having a locking extension formed on a left portion of said latch operatively engageable with said locking head of said wire means for locking the wire lock;
- a resilient impinger generally formed as a vertical rod resiliently protruding upwardly to operatively urge said locking head upwardly outwardly beyond said casing when opening the wire lock;
- and a wire clutch means controlling a rewinding of said wire rope on said reel of said wire means or a releasing of said wire rope unwound from said reel.
3 more elements
Dependencies are inferred from the claim text.