unwin’s approximation method
DESCRIPTION
UNWIN’S APPROXIMATION METHOD. - PowerPoint PPT PresentationTRANSCRIPT
UNWIN’S APPROXIMATION METHOD
module 1020 teeth
PCD = 200Addendum = 10Dedendum = 12.5
a bc
a bc
20°
d
a bc
20°
ed
a c b
ed
a bc
module 1020 teeth
PCD = 200Addendum = 10Dedendum = 12.5Circular pitch = 31.4
a bc
module 1020 teeth
PCD = 200Addendum = 10Dedendum = 12.5Circular pitch = 31.4
ed
a bc
20°