Winner of the 2018 Collegiate Inventors Competition: The Rhino Rotary Hammer Attachment for Repointing

This week the National Inventors Hall of Fame announced the winners of the 2018 Collegiate Inventors Competition, which asks college students to demonstrate the future of innovation. We dig the competition because it focuses on actual, practical, real-world problem-solving objects. This year's Gold winner of Undergraduates came up with Rhino, a rotary hammer tool attachment for stonemasons.

The process of repointing (re-mortaring) bricks starts with joint-raking, i.e. removing the outer...

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