Re: [Emc-users] Harmonic Drive

[Andy Pugh]

> On 2 Dec 2021, at 21:14, Todd Zuercher <to...@pgrahamdunn.com> wrote:
> 
>  What if you used two outer ring gears of the same diameter one with one 
> fewer teeth.  Then have 4 sets of planetaries  stacked in pairs.  Each pair 
> would be pinned together

You can just use pinions twice as long as the ring gears. I think I have seen 
this done

It would work with all-external gears too. 




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