dynamo with hand crank
Date: circa 1897
Inventory Number: RS1053
Classification: Dynamo
Subject:
Maker: American
Dimensions:
8 x 12 x 12 cm, 2 lb. (3 1/8 x 4 3/4 x 4 3/4 in., 0.9 kg)
Description:
Model dynamo with hand crank on wood base, patented Apr 27, 97' (1897).
Large magnet painted red is mounted on a wooden disk serving as a base. Iron gearwork causes an electrical coil to rotate between the legs of the magnet. There is a switch.
Large magnet painted red is mounted on a wooden disk serving as a base. Iron gearwork causes an electrical coil to rotate between the legs of the magnet. There is a switch.
Signedunsigned except for stamped patent date on base: PAT. APR. 27, '97