Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1019
e in the same direc-tion. The stops 1ST are hook-shaped; they slide over theside projections on bar E, Fig. 410, and lock with it,with the result that when the elevator is started on thereturn trip the movement of the crosshead carries the stop1ST with it, and the automatic stop-valve H is pulled… … Fig. 411 Hydraulic Elevators 985 crosshead also operates the valve, the opening of the latteris rapidly increased and the car speed correspondingly ac-celerated. When the bar E has carried the stop N as far as thestop T the releasing lever S strikes the latter and the hookon the stop N is raised so…
