Anchoring plug

Details Anchoring plug Anchoring plug

1987-03-23

1988-12-06

Smith, Gary L.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

Made up of plural expansible segments or sections

411 38, 411 34, 411 57, 411 71, F16B 1304

Patent

active

047892854

ABSTRACT:
A plastic plug for anchoring objects in support structures comprises an expansible portion and an elongated neck having a head portion with a flange for supporting an object being secured to the support structure. The elongated neck is formed of two spaced expansible legs and has an elliptical cross-section which merges into circles at two end portions thereof. The expansible portions of the legs are provided with longitudinal grooves which form a widening of the longitudinal bore in the head portion.

REFERENCES:
patent: 1248009 (1917-11-01), Pleister
patent: 2559281 (1951-07-01), Croessant
patent: 3174387 (1965-03-01), Fischer
patent: 3187620 (1965-06-01), Fischer
patent: 3413887 (1968-12-01), Von Wolffe et al.
patent: 3937122 (1976-02-01), Riedel
patent: 4353673 (1982-10-01), Lesowsky
patent: 4491447 (1985-01-01), Smith et al.
patent: 4642009 (1987-02-01), Fischer
patent: 4662808 (1987-05-01), Camilleri

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