helix_angle

property HelicalGear.helix_angle: Angle

Helix angle of the helical gear. It must be an instance of Angle lower than 90 degrees.

Once set at the helical gear instantiation, it cannot be changed afterward.

Returns

Angle

The helix angle of the helical gear.

Raises

TypeError

If helix_angle is not an instance of Angle.

ValueError

If helix_angle is greater than or equal to 90 degrees.