Fairbairn, William, Sir, 1789-1874 · London, Longman, Green, Longman, Roberts & Green · leaf 112
rface,and gives the necessary motionto the machine. The advantage of this friction-wheel is, that thevelocity of the machine may be in-creased or diminished at pleasureby moving the wheel a nearer toor farther from the edge of the disc. Fig. 222 is another combination of discs suitable for… … up to it by means of the ring a, which is bolted to the disc 6,and secures that marked c. Between the three plates, a, b, andc, annular pieces of leather are interposed, which bring them allto a proper bearing. This combination, termed a friction coupling, is useful forpreventing breakage of the…
Mills and mill-work · Machinery
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
