The book Dynamos And Electric Motors And All About Them was written by author Edward Trevert Here you can read free online of Dynamos And Electric Motors And All About Them book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Dynamos And Electric Motors And All About Them a good or bad book?
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by a countersunk nut, the blade K attached to the hard rubber handle JP, on this. A pin through JP, and through an elongated hole in the stud will limit the amount to which the switch may be opened, yet keep the blade in the right position to enter the contacts M. Contact blocks B^ C and H are also of brass held on the board by screws J as shown. The holes in the back of the board should be filled with resin or shellac. Wires for connections are to be held under the washers and nuts. The conven...tional form of binding posts seen on bells and telegraph instruments are not suitable for a dynamo. Besides offering insufficient surface, thumb shrews easily rattle loose. Safety fuses are desirable in this machine, and places are provided for two, one on each side of the circuit. The cur- rent should pass from one set of brush holders by a flexible cable to the clamp 3 on J?; through the switch blade to 1 on 2>, through a fuse to 1 on jB; thence from 4 to the lamps, or whatever the dynamo supplies; back to 4 on (7, to 2, through a fuse to 2 on IT, and by a flexible cable from 3 on J?
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