temperature control
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This DIY Wax Motor Held Its Position to Within 5 Microns for 12 Hours, Just by Melting Wax Wax motors are the quiet actuators inside washing machine door locks, radiator valves and car thermostats: heat a block of wax, it melts and expands, and that expansion pushes a piston. Nobody thinks of them as precision parts. BubsBuilds built his own "waxtuator" to find out how precise one could be, and with careful temperature control it held a gap of less than 5 microns for twelve hours.… |
