Matt

Keveney

Recent Posts

High Reduction Ratio Planetary Drive, Revisited

New high reduction ratio planetary drive

Updated model from 12 years ago

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Slotted Mechanical Seven-Segment Display

The display

This demonstration model uses an interesting mechanism for a segmented display

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South-pointing Chariot Updates

New Parts for Chariot

Improved axles, alternate wheels and tires

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Quarto Game with Roll-Up Board

Playing Quarto

Quarto is easy to learn yet interesting to play

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South-pointing Chariot

South Pointing Chariot

Easy-to-print fun illustration of differential gearing.

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Rotary Tool Fixtures

My fixture system

To get more out of your rotary tool, make a simple fixture. It doesn't have to be elaborate.

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