Magnet Butterfly - Rolling Contact Joint Model

admin | 10.03.2026

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Magnet Butterfly is an innovative mechanism utilizing diametrically magnetized magnets to create a rolling contact joint. This design offers low friction even under significant loads and compensates for panel thickness during folding.

The model showcases a complex mathematical approach to the movement of the panels, making it more challenging than standard pin/hinge joints. Rolling contact joints are also being researched for lumbar disc replacements, joint replacements, and compliant bearings.

Magnet Specifications:

  • Cylindrical Magnets: Diametrically magnetized, 1/2 inch long, 1/4 inch in diameter, 4 needed.
  • Rectangular Magnets: 1/8 inch thick, 1/4 inch wide, 1/2 inch long, 8 needed.

Tip: If magnets become loose, wrap them with thin tape for a snug fit.

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Information
  • Author: admin
  • Date: 10.03.2026
  • Category: Fashion & Accessories
  • Views: 4
  • Downloads: 1
  • Likes: 0
  • Images: 7
  • Files: 5

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