Plastic wall anchor

Details Plastic wall anchor Plastic wall anchor

1981-09-21

1987-12-15

Wilson, Neill

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

Having separate expander means

Including sleeve and distinct tapered expander

411 34, F16B 1306

Patent

active

047129565

ABSTRACT:
A plastic wall anchor receives a threaded fastener and thereafter flexes its curved leg portions in such a manner as to provide a firm anchoring to the wall. The wall anchor provides an indication as to when it is about to firmly anchor to the wall.

REFERENCES:
patent: 3213746 (1965-10-01), Dwyer
patent: 3651734 (1972-03-01), McSherry
patent: 4181061 (1980-01-01), McSherry
patent: 4221154 (1980-09-01), McSherry
patent: 4274324 (1981-06-01), Giannuzzi

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