Posted by BillS on March 18, 2008 at 23:33:14:

In Reply to: Re: Measurement of Chordal height and thickness posted by Mr. Shukla on March 15, 2008 at 05:54:29:

here is a formula for chordal thickness:

Tc = D x sin(90/N)

where D is pitch diameter and N is number of teeth.

Here is chordal addendum:

Ac = A + t^2/(4 x D)

where A is the true addendum, t is circular thickness at pitch diameter D.

I took this straight out of the Machinery Handbook.

- Re: Measurement of Chordal height and thickness
**Praveen Pardeshi***01:22:11 04/07/10*(0) - Re: Measurement of Chordal height and thickness
**Shukla***06:22:48 03/19/08*(0)