Concave-convex gear pair having staggered teeth
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United States of America Patent
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-
Jul 14, 1987
Grant Date -
N/A
app pub date -
Apr 22, 1986
filing date -
Apr 22, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A spur gear system wherein each gear comprises two gear sections; gear te in the respective sections are staggered a one half tooth pitch distance. The effect is to achieve a relatively high contact ratio with relatively small diameter gears. Teeth on mating gears are of positive (convex) curvature and negative (concave) curvature to provide an enlarged contact area.
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