Waterproof padlock case
Assigneesaid Marshall D. Hampton
InventorsMarshall D. Hampton, Edwin L. Spangler, Jr.
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Assigneesaid Marshall D. Hampton
InventorsMarshall D. Hampton, Edwin L. Spangler, Jr.
Estimating the term…
This invention relates to an improved waterproof case for padlocks and, more specifically, to a means for sealing the apertures in such a case at the points where the legs of the shackle enter the latter, such means comprising a self-centering flexible tube loosely fitting the shackle and with the ends thereof engaging either the lid of the case directly or an O-ring seal interposed therebetween to maintain a continuous annular fluid-tight seal around the aforementioned shackle-receiving openings when the shackle is closed and locked. In those versions where the tube ends engage the lock case lid directly to effect the seal, an upstanding annular rib terminating in a feathered edge that functions to enter and flare the tube end and, in so doing, form a fluid-tight annular seal therewith.
In a protective cover for padlocks having a case with a keyway in one end and the legs of a U-shaped shackle entering the other:
The subcombination for use on the legs of a U-shaped padlock shackle to form a continuous annular fluid-tight seal around the shackle leg openings in the lid of a protective cover housing the padlock case which comprises:
Dependencies are inferred from the claim text.