Fresh hacks every day
[Lou] is on a hot streak when it comes to interesting builds. This time around he made his own motor using wood, PVC, some fasteners, and a bunch of enameled wire. His method of building a commutator is intriguing. He first builds a rotor by cutting two opposing sides off of a PVC four-way connector and pushing a short galvanized pipe through what's left. After adding two PVC nubs with caps and … [Read more...]
The fan motor on [Pete's] oscillating tower fan conked out on him. It's a shame to throw away the whole thing, but it's near impossible to source parts for a small appliance like this one. So he set out to rebuilt the motor and get the thing working like new. The motor in question is of the brushless AC variety. [Pete's] gut told him that the failure was due to bad lubrication of the bearings … [Read more...]
While hobby brush motors are pretty cheap now adays, there's always that feeling of why replace when you can rebuild and reuse. As such [John Carr] presents how to change the brush position in motors to revive a dead motor. So long as the motor dies from natural causes commutator wear, the idea is the brushes can be moved along the axes and fixed to a new portion of commutator that's not worn at … [Read more...]
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