sary to pay any attention to the mains, thus completing the electromotive force of the circuit. The connections polarization, wrought iron of the “no voltage,” or un- electrodes and a solution of derload, magnet are _ indi- carbonate of soda are em- cated in lighter lines, run- ployed. ning from… … Fig. 3.—Diagram Showing Circuits of “No Voltage” not be set in operation too rapidly and may be stopped has been put on the market by the Sandycroft Foundry and Overload Release Magnets. either through a bipolar apparatus or a liquid resist- Co., Limited, of Chester, England. It consists of a ance.…
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