Journal of the Franklin Institute; devoted to science and the mechanic arts (1826)
Franklin Institute (Philadelphia, Pa.) · Oxford, Eng. [etc.] Pergamon Press [etc.] · leaf 373
he valve. It is well known thatthe use of the simple weight was laid aside on account of the tenden- Vol. XI —No. 6.—June, 1833. 46 362 Note on the Properties of Silicon. cy to batter the valve, and to permit the escape of steam, from thetremor of the carriage. I purpose now to suggest a plan which… … In fig. 1 is shown part of the usual lever, with an improved weight;the apparatus is shown more completely by fig. 2, which is a cross sec-tion of fig. 1, in which A is the lever upon which rests a weight sus-pended by a spring. Fig. 3 shows a cylinder, B, or case, to containa spring and stem, the…
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