Inside Out Library · Explore

Scientific American, Vol. 86, No. 4 (January 1902) (1902)

leaf 11

An illustration from Scientific American, Vol. 86, No. 4 (January 1902), 1902, leaf 11
-^T > etcI-* HORSE POWER INDICATOR. •>y … AUTOMATIC BURGLAR-ALARM AND MAN-TRAP. power-indicator dial over which a hand plays operatedby gearing carried on a slotted rod which receives avertical operating rod arranged to reciprocate uponthe governor shaft by means of a sleeve. The oper-ating rod likewise controls a pressure-indicator…

Patents · Munn · Gasoline · York central · Scientific American · Time ago · Sewing machines · West Indies · Vertical cross · Rapid transit · American january · Horse power · Park avenue

Internet Archive · Public Domain Mark 1.0. Free to use for anything.

More pictures from Scientific American, Vol. 86, No. 4 (January 1902)

More like this