Posted by Bill S on August 26, 2003 at 19:29:54:
In Reply to: Hob differential formula for helical gears? posted by KHUURAM on August 18, 2003 at 04:25:21:
Hi Khuuram,
This FAQ page shows differential formulas following the table in the article about hobbing machine formulas and constants:
http://www.meshingwithgears.us/faq.htm#(h10)
HTH