+1 vote
in Machine Kinematics by (38.0k points)
The angle of a cone whose elements are tangent to a sphere containing a trace of the pitch circle is

(a) crown

(b) back cone

(c) octoid

(d) none of the mentioned

The question was posed to me during an online exam.

This interesting question is from Bevel Gears in chapter Toothed Gearing & Gear Trains of Machine Kinematics

1 Answer

0 votes
by (106k points)
Correct choice is (b) back cone

The explanation: The angle between elements of the root cone and pitch cone is dedendum angle.

The angle of a cone whose elements are tangent to a sphere containing a trace of the pitch circle is back cone.

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