Spon, Ernest, Haldane, Robert, Lock, Charles G. Warnford (Charles George Warnford), 1853-1909 · London ; New York : E. & F.N. Spon · leaf 88
about 3s. each. (3) In Fig. 16, a is the cistern ; h, a float ; c, the contact maker ; d, a pro- jection to hold float. The right half of the figure shows the contact-maker. e is a brass stud in contact with the line wire and / is another stud also Fig. 16. metals, but the pins on the bar and the… … apart, and mounted on a common centre. actuated by the float, and when revolv- You must have as many teeth on them ing, causes the bar carrying the contact- as your float- wheel has pins, and the pins to rock on its centre h, thus teeth must be cut in an opposite direc- producing a circuit on one…
Workshop recipes · Technology · Industrial arts
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
