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Miscellaneous Inventions
1886
Scientific American
A steam actuated valve has been pat ented by Mr. John T. Toole, of East Saginaw, Mich. Between the steam cheet and the cyUnder is an aux!l! ary steam chest· with an auxiliary valve, with other novel f�, aturcs, whereby steam pumps will work with rllgularity, and will not be left on the dead center at starting or stopping. anannularspace and compartment,80 that when the box is taken in the hand, to use the blacking, the brush will be prevented from coming in contact with the fin· gers by the
doi:10.1038/scientificamerican03131886-169a
fatcat:rr6gzchq3fc7zdnntdiwtqwhfq