Bangerter's inventions; his marvelous time clock (1911)
[King, Everett Lincoln], 1863- ed. [from old catalog] · [New York, The McConnell printing co.] · leaf 44
ets. I have found by experiment as well as observationthat the average daily change of temperature in resi-dence and office buildings is about five degrees. Some-times the changes will be much greater, and some-times less. On even a low average of temperaturechange, my apparatus will be able to… … ^m^m^:^:i ^- E=e m BANGERTERS PERPETUAL TIME CLOCK BANGERTERS PERPETUAL TIME CLOCK be drawn upon when it should happen that the averagetemperature is approximately uniform. For clearness of illustration, I have shown, as abovestated, but two sets of expansion coils, but there is nolimit to the…
Bangerter, Friedrich, 1868 · Perpetual motion · Clocks and watches
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