Re: htd pulley formulas

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "afogassa" <afogassa@y...> wrote:

> Hi All,
> I'm looking for a magic formula on how to make a cutter for htd
> pulleys.
> Can't find any information on the web.

Each dia has a different set of values. since the belt will arc
around the pulley, the pulley has to meet the same curve as the belt.

As far as I know, this is not public domain knoledge.

As the pulley gets smaller, the cogs get closer and the angles and
radi change as well.

Dave