Fastening element comprising a dowel-shaped sleeve

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Having separate expander means

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411 57, 411349, F16B 1304

Patent

active

052463222

ABSTRACT:
A fastening element for a member provided with a fastening bore, preferably for a hinge member, consists of a dowel-shaped sleeve insertable in a pre-drilled hold, in the through hole of which a pin provided with a head can be locked by about a quarter turn. To achieve a fast and easy assembly, the sleeve consisting of elastic material is provided in the vicinity of its tubular shank with a least one longitudinally extending slot. In the slotted portion the hole has a longitudinal cross-section. The shank of the pin has at least one section with a diameter approximately corresponding to the cross-section of the hole, which on its opposing narrower sides is provided with peripherally extending thread-like cutting webs.

REFERENCES:
patent: 3272061 (1966-09-01), Seckerson
patent: 3421404 (1969-01-01), Jacobs
patent: 3505922 (1970-04-01), Tinnerman
patent: 3964364 (1976-06-01), Poe
patent: 4007516 (1977-02-01), Coules
patent: 4288189 (1981-09-01), Ziaylek, Jr.
patent: 4478545 (1984-10-01), Mizusawa et al.
patent: 4610587 (1986-09-01), Wollar et al.
patent: 4862556 (1989-09-01), Gross
patent: 4982476 (1991-01-01), Salice

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