You're viewing this item in the new Europeana website. View this item in the original Europeana.

RATCHET-GEAR PLANETARY MECHANISM WITH AN ELASTIC LINK

A clockwise torque is applied by weight 10 to disk 9 which rotates about fixed axis A. Pawl 2 is connected through gears 5, 6, 7 and 8 to planet pinion 3 which meshes with fixed sun gear 4. Disk 9 is the carrier of the planetary gearing consisting of pinion 3 and gear 4. Spiral spring 11 is attached to gear 4 and link 1 which carries pin a. Pin a engages link 12 which has braking surface b on its …