CAPTIVE PANEL FASTENER ASSEMBLY HAVING SPRING MEMBER

An integral hold out spring and built-in stop ring is provided on a threaded bolt. The bolt is adapted to be inserted through a hole in a panel. The hold out spring and built-in stop ring is inserted into a bore in the bolt, the hold out spring portion extending out of a slot in the bolt and the bui...

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Bibliographic Details
Main Author JOHN A DURAN
Format Patent
LanguageEnglish
Published 23.08.1989
Subjects
BLASTING
DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:An integral hold out spring and built-in stop ring is provided on a threaded bolt. The bolt is adapted to be inserted through a hole in a panel. The hold out spring and built-in stop ring is inserted into a bore in the bolt, the hold out spring portion extending out of a slot in the bolt and the built-in stop ring portion entering a groove adjacent the nose of the bolt. In one embodiment of the invention, a washer having inwardly extending tabs is installed on the shank of the bolt prior to insertion of the built-in stop ring portion, the tabs riding in grooves extending along the outer body of the bolt and stopped in their downward movement by engagement with the built-in stop ring portion.
Bibliography:Application Number: GB19880010986