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
![Results of efficiency calculation Both gear boxes are filled with 1.1L... | Download Scientific Diagram Results of efficiency calculation Both gear boxes are filled with 1.1L... | Download Scientific Diagram](https://www.researchgate.net/publication/236278715/figure/fig6/AS:668685932974092@1536438558610/Results-of-efficiency-calculation-Both-gear-boxes-are-filled-with-11L-lubricating-oil.png)
Results of efficiency calculation Both gear boxes are filled with 1.1L... | Download Scientific Diagram
![Advantages and optimization of crossed helical gears with steel worm and plastic wheel | VDI Wissensforum Advantages and optimization of crossed helical gears with steel worm and plastic wheel | VDI Wissensforum](https://www.vdiconference.com/fileadmin/_processed_/4/b/csm_Becker_RUB_KOS_Schraubrad_7e8e0cd1de.png)