Electric toy making for amateurs. This work treats on the making of electrical toys, electrical apparatus, motors, dynamos and instruments in general ... By T. O'Conor Sloane .. (1914)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, The N.W. Henley publishing co. · leaf 168
typeis the most popular. The voltage of the averagedry cell is about V/i volts while the capacity de-pends entirely upon the size. The first step inmaking the round type is to turn out the formingblock or plug as shown at A from some hardwood. A piece of sheet zinc is then obtained,this can be… … 168 ELECTRIC TOY MAKING. but it will be well to allow another }4= mch to forma lap that can be soldered to complete the cylinder.Before forming up, the side of the zinc correspond-ing to the inside of the can should be well amalga-mated, though this precaution need not be takenunless a dilute acid…
Electric apparatus and appliances · Electric toys
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