A pair of helical gears, on parallel axes, are to have involute
teeth, of 20o normal pressure angle, and 3 mm
normal module. The wheels are to have 22 and 31 teeth, and to work
with a centre distance of 145 mm. Calculate the pitch helix angle
in degrees. Give your answer to 2dp.
A pair of helical gears, on parallel axes, are to have involute teeth, of 20o normal pressure angle, and 3 mm normal mod
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answerhappygod
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A pair of helical gears, on parallel axes, are to have involute teeth, of 20o normal pressure angle, and 3 mm normal mod
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