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 1033
he move-ment of either lever will compress spring, K. Direct Acting Plunger Type.—A direct acting plungerelevator consists of a cylinder set vertically in the grounddirectly under the car, and of length a few feet greaterthan the travel of the elevator car. In this cylinder is aplunger of the same… … Fig. 418direct acting plunger elevator Hydraulic Elevators 999 The success of this elevator depends largely upon themerits of the operating mechanism. In the installation ofthis type of hydraulic elevator it is necessary to sink thehole for the reception of the cylinder to a depth equalto the…
