Kernel Bob<p>Is there a name for this kind of coupling where big blocks interlock to transmit torque?</p><p>I first saw something like this in a 1960s Honda motorcycle between the rear sprocket and the wheel hub. Part of it was hard rubber to absorb shocks.</p><p>🧵 2/2</p><p><a href="https://chaos.social/tags/3DPrinting" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>3DPrinting</span></a> <a href="https://chaos.social/tags/Fusion360" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Fusion360</span></a></p>