1977-05-12
1978-06-13
Godici, N. P.
Bridges
B25B 1502
Patent
active
040943500
ABSTRACT:
A screw and complementary screw driver for use in relatively inaccessible places where, with conventional tools, difficulty would be encountered in locating the screw on end of screw driver in axial alignment therewith. Screw driver has a generally V-shaped screw engaging means having a root portion extending from screw driver stem, and a transverse portion interconnecting root portion with an oblique portion, the oblique portion extending obliquely to transverse portion. Screw has bridge portion with clearance passage extending under bridge portion to accept the V-shaped means, passage having clearance at inner and outer ends for insertion and removal of screw driver. Stop member is threaded onto outer end of oblique portion to draw screw driver into axial alignment with screw and to maintain screw on end of screw driver for all inclinations of screw driver.
REFERENCES:
patent: 101207 (1870-03-01), Angar
patent: 748241 (1903-12-01), Walter
patent: 1365508 (1921-01-01), Kucewicz
patent: 2287457 (1942-06-01), Stowell
patent: 2518886 (1950-08-01), Halvorsen
patent: 3215177 (1965-11-01), Swenson
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