Cessna 152 Mixture Knob

prusaprinters

<h3><strong>Like to support my work. Comment for improvement.</strong></h3><p>Remix of this excellent work by Vince_Prints and 4689rich. <a href="https://www.thingiverse.com/thing:4655661">https://www.thingiverse.com/thing:4655661</a><br><a href="https://www.thingiverse.com/thing:4655608">https://www.thingiverse.com/thing:4655608</a><br><a href="https://www.thingiverse.com/thing:4681559">https://www.thingiverse.com/thing:4681559</a><br><a href="https://www.thingiverse.com/thing:4692108">https://www.thingiverse.com/thing:4692108</a><br>Now with a rotary potentiometer/encoder. Extension is about 55mm.</p><h4><strong>Print:</strong></h4><ul><li>Designed for resin printing. It probably is not optimized for filament printer, since I do not own one. Please share your results if you use one.&nbsp;</li></ul><h4><strong>Materials:</strong></h4><ul><li>rotary potentiometer or rotary encoder.</li><li>pipe: 190x6x1mm</li><li>single ball of a ball bearing: about 2.5mm in diameter</li><li>spring: 15x6mm or more (I use 35x14x1mm)</li><li>optional: 260mm M5 threaded rod and M5 bolt&nbsp;</li></ul><h4><strong>Assembly:</strong></h4><ol><li>Glue the teeth onto the outer tube, 8mm from one edge.</li><li>Drill a hole of the size of the ball bearing in the pipe, 66mm from the same edge on the opposite side you glued the teeth on.</li><li>Insert both front and the rear shafts inside the pipe and put a single ball of a ball bearing into the hole.</li><li>Assemble the other pieces according to the pictures.</li><li>Either glue or screw the shaft to the knob and to a M5 bolt.&nbsp;</li></ol><h4><strong>Known Issues and Planned Solutions:</strong></h4><ul><li>Shafts made out of resin are brittle. I recommend making the shaft out of a M5 metal rod. Just cut to the length and file the contours down.</li><li>Dimensions, shape and weight seems right to me. I flew Cessna 10 years ago.&nbsp;</li></ul>