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

WORM-LEVER MECHANISM OF A SWINGING FAN

Worm 1 is keyed to shaft a of electric motor 4 and rotates about axis A-A. Worm 1 meshes with worm wheel 2 which rotates about axis B of housing b. The housing is rigidly attached to the frame of motor 4. Crank 3 is rigidly attached to wheel 2 and is connected by turning pair C to link 5 which turns about fixed axis D. Electric motor 4 and housing b turn about fixed axis A. When worm 1 is driven t…