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A range of AAA, AA, C & D single and multi-cell power packs using bent drawing pins (thumb tacks) as contacts and incorporating 3D printed springs. Whilst they may be printed in any plastic they work best in PETG and nylon, the filament…
This allows you to save your steel bearings for a project that needs them. Printed roller bearings are sufficient for this light duty task. Print instructions Replacement bearings for print 2622 auto-rewind-spool-holder-for-mmu by Martin…
Video: The Basic Walker in action. The Basic Walker is a walking mechanism to which skins may be added to create a range of walking toys. Print in place bearings and gear trains have a relatively large amount of backlash. In the ordinary…
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