Plastic encapsulated nut and washer assembly
First Claim
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1. A fastener assembly comprising:
- a nut having a face and a threaded bore intersecting said face;
a washer abutting said face having a central bore aligned with said threaded bore; and
a body of plastic material permanently molded on said nut and encapsulating at least a portion of said nut and washer for retaining said washer in abutting relation to said face of said nut with said bore exposed to receive a threaded element engaging said threaded bore of said nut, said plastic body having an external surface for receiving tool means for turning said nut while threadedly engaging said threaded element.
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Abstract
A plastic encapsulated nut and washer assembly includes a plastic retainer or body for holding a hex nut and washer in axially aligned abutting relation ready for assembly with an external threaded member. A portion of the plastic retainer provides an annular seal around the washer when the nut is tightened on a threaded member and an extension bore is formed in the plastic material for providing a lock-nut function when the threaded member is extended into the extension bore from the threaded bore of the hex nut.
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Citations
20 Claims
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1. A fastener assembly comprising:
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a nut having a face and a threaded bore intersecting said face; a washer abutting said face having a central bore aligned with said threaded bore; and a body of plastic material permanently molded on said nut and encapsulating at least a portion of said nut and washer for retaining said washer in abutting relation to said face of said nut with said bore exposed to receive a threaded element engaging said threaded bore of said nut, said plastic body having an external surface for receiving tool means for turning said nut while threadedly engaging said threaded element. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A nut and washer assembly, comprising:
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a metal nut having a threaded bore extending between opposite end faces and having planar sides extending between said end faces forming a polygonal cross-section transversely of said threaded bore; a metal washer having a central opening aligned with said threaded bore of said nut to receive a threaded member extended through said washer; and a body member formed of plastic material permanently affixed on said metal nut and having a first cavity for holding said nut, said body member having a second cavity having an open side facing away from said first cavity for holding said washer in abutting relation against an end face of said nut, said body member having external surface means for receiving a tool for turning said assembly on said threaded member when extended through said washer into said threaded bore of said nut. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A nut and washer assembly, comprising:
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a hex nut; a washer aligned and abutting a face of said hex nut; and a plastic retainer permanently molded around said nut and washer for holding said hex nut and washer in aligned and abutting relation and including an external surface engageable with a tool for turning said assembly on a threaded member. - View Dependent Claims (19, 20)
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Specification