Cylindrical gear with helical tooth wheels
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United States of America Patent
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-
Oct 6, 1981
Grant Date -
N/A
app pub date -
Sep 25, 1978
filing date -
Sep 29, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cylindrical gear train comprising first and second gears having helical eth of different thickness with different pitch diameters for the left hand and right hand sides of the teeth and with different nominal angles of inclination and different mesh correction for the mating left hand and right hand flanks of the teeth. Within the normal module range of m.sub.n =2-6 mm, corresponding to the normal module range of 2.pi.(mm) to 6.pi.(mm), and for pitch diameters up to 500 mm, the maximum tooth convergency is 3.degree. and the addendum modification coefficient does not exceed 0.8.
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