Socket drive
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United States of America Patent
Stats
-
Jul 10, 1984
Grant Date -
N/A
app pub date -
Dec 15, 1981
filing date -
Dec 15, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A drive cavity for a threaded fastener which is compatible with a variety of wrench drivers having hexagon-based profiles. The drive cavity is a prismatic projection of a multi-, primarily flat-sided, profile having its radially inner margins defined by the mid-sides of a common base hexagon and its radially outer margins defined by six trapezoid sectors each centered on and outlying the corners of the base hexagon.
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Cited Art Landscape
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