Folding movement for wings for the Icon A5

This spherical four-bar linkage concept by Kaustubh Sonawale guides the wings of the Icon A5 in the movement shown in the animation.

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Spherical linkage concept to fold a wing

This is a spherical four-bar linkage concept by Kaustubh Sonawale designed to fold the wings of an Icon A5 small aircraft.

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Spare tire deployment linkage

Kaustubh Sonawale designed this four-bar linkage to move a truck spare tire from a stowed position to the deployed position.

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Happy Holidays and Have a Great New Year

Happy holidays and have a happy new year!

Happy holidays and have a happy new year!

Instruments for Natural Philosophy

This site has photographs of a large number of devices used to teach physics. It is fascinating.
Select the link: http://physics.kenyon.edu/EarlyApparatus/index.html