Bangerter's inventions; his marvelous time clock (1911)
[King, Everett Lincoln], 1863- ed. [from old catalog] · [New York, The McConnell printing co.] · leaf 60
when my invention is ap-plied to the operation of a clock the power taken fromthe power transmission wheel 24 will be given up grad-ually, being controlled by the pendulum or balancewheel governed escapement in the usual way. In the application of my invention as last above de-scribed the apparatus… … BANGERTERS PERPETUAL TIME CLOCK BANGERTERS PERPETUAL TIME CLOCK 61 other days it may be as high as twenty degrees. If theclock requires for its operation the lowering of three ballseach day the apparatus will be so arranged that with anaverage daily temperature variation of, say, six degrees,four…
Bangerter, Friedrich, 1868 · Perpetual motion · Clocks and watches
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