Algodoo

Warning: Not much action in this scene and forces do not show up in Phun.

10 N applied force hold. back 100 N. This is the principle used in early bicycle coaster brakes.

This principle can be demonstrated in real life by using playing cards.

CAD generated images of old coaster brake can be found at:

http://thecabe.com/vbulletin/album.php?albumid=458&attachmentid=21016

http://thecabe.com/vbulletin/album.php?albumid=458&attachmentid=21054

The same principle also applies to this torque limiting clutch:

http://www.mcmaster.com/#9132k17/=cexlk1