Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Having separate expander means – Including sleeve and distinct tapered expander
Patent
1988-02-25
1989-12-05
Smith, Gary L.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Having separate expander means
Including sleeve and distinct tapered expander
411 61, 411 70, 411 71, 24823191, F16B 1306
Patent
active
048849316
ABSTRACT:
A suspension peg is provied in which the wire, obtained by die stamping a metal strip and bonding the same, forms a securing eye and has at its end, to be introduced into an anchorage hole, a cylindrical portion formed by two shells and a truncated expansion cone adapted for cooperating with an expandable anchorage socket under the action of a retractive force exerted upon the eye.
REFERENCES:
patent: 450127 (1891-04-01), Wrigley
patent: 2373983 (1945-04-01), Strid
patent: 2878668 (1959-03-01), Starling et al.
patent: 3709089 (1973-01-01), Seetaram
patent: 4195952 (1980-04-01), Swanson
patent: 4634326 (1987-01-01), Fischer
patent: 4669935 (1987-06-01), Herb
patent: 4688977 (1987-08-01), Seetaram
patent: 4730966 (1988-03-01), Schiefer
Barthomeuf Jean-Paul
Revol Gerard
Roillet Maxime
Ringel Douglas E.
Smith Gary L.
Societe de Prospection et d'Invention Techniques, S. A.
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