Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 234
nal drawing of the well-known Pickering governor, fitted also with a stop-valve A in the same casting as thevalve of the governor. In the Pickering governor, the ordinary armsare replaced by flexible sheet-steel strips, to which the balls areattached, and which bend outwards by the outward tendency… … 2l8 STEAM-ENGINE THEORY AND PRACTICE. valve V at the bottom of the spindle. The speed at which thegovernor may be made to act is regulated by a spring S, which is
Steam-engines
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