What would be the steps to design helical gear when the center distance is not negotiable? For example, I have to design a pair to transmit power between shafts that are 250mm
![Multi-tooth contact behavior of helical gear applying modified meshing equation - Jianhong Wang, Teik C Lim, Yi Ding, 2013 Multi-tooth contact behavior of helical gear applying modified meshing equation - Jianhong Wang, Teik C Lim, Yi Ding, 2013](https://journals.sagepub.com/cms/10.1177/0954406212441752/asset/images/large/10.1177_0954406212441752-fig1.jpeg)
Multi-tooth contact behavior of helical gear applying modified meshing equation - Jianhong Wang, Teik C Lim, Yi Ding, 2013
![catia Helical gear design with formula explanation,How to make helical gear in catia with parameters - YouTube catia Helical gear design with formula explanation,How to make helical gear in catia with parameters - YouTube](https://i.ytimg.com/vi/fEue-LTlcHg/maxresdefault.jpg)