Crank handle apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 20, 1988
Grant Date -
N/A
app pub date -
Mar 7, 1988
filing date -
Mar 7, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved crank handle apparatus including a rod with radial protrusions near its distal end and a rotatable handle having a passageway receiving the rod, the passageway including a proximal portion with keyways therealong for protrusion passage during assembly, a middle retaining portion ending the keyways, and a distal portion of larger cross-section to accommodate the protrusions in any rotational position.
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Cited Art Landscape
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