Journal of the Franklin Institute; devoted to science and the mechanic arts (1826)
Franklin Institute (Philadelphia, Pa.) · Oxford, Eng. [etc.] Pergamon Press [etc.] · leaf 605
te a, on the lower beam, and in order to hold them securely inplace, they stand on conical studs or short vertical pins. The lowerhorizontal part of the bracket at 6, should just be so far above thesupporting bar a, as to allow the springs s, s% full play, that is, toshut down upon the spiral… … each other, so that, by this means, the whole length of elastic lever-age of the two springs c, s, is attained, while the vertical space whichthey would occupy if placed one directly over the other, is reducedabout three-quarters of the height of one of the springs. As a guardor shield to the…
Science · Patents · Meteorology · Technology
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
