Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 5276-1984
Scope
This standard applies to the factor cosα/cosαw of spur gears for precision machinery; this factor is used to determine the center distance when the tooth profile shift coefficient x1 + x2 is taken into account. Note: α – pressure angle on the reference pitch circle αw – working pressure angle
CNS 5276-1984 history
1984CNS 5276-1984 Factor Cosα/Cosαwof Spur Gears for Fine Mechanics