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Scientific American, Vol. 23, No. 13 (September 1870) (1870)

leaf 7

An illustration from Scientific American, Vol. 23, No. 13 (September 1870), 1870, leaf 7
it. The supplementary nut sents the end of the pitman which is spherical; C, Figs. 1 may be made so thick as to obviate the necessity of using the with an iron platform mounted on four wheels running on and 3, is a hinged collar made concave on its interior to fit old nut, if desired not to use it.… … with a tapered head which fits into the plate, IMPROVED STOVE COVER, DISH, AND E. The hinged collar, C, together with the KETTLE LIFTER. KEALY'S IMPROVED CRANK AND PITMAN. other parts described, completely cover the Our engraving shows an improved form of bearing surfaces, excluding grit and dirt,…

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