Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 215
e spring should exert at some point in its movement, say at thebeginnjing, and the variation in force that is allowable throughoutits movement. These are his fundamental data and before he canuse the spring formula or tables he must ascertain by computationthe total compression or extension of the… … Fig. 2.Figs, i to 3.—The preliminary design of springs. Fig. I represents a spring, to be used in compression, exerting aminimum force Pi, a maximum force P2, with a movement in lengthD. We wish to know the total amount of compression A. On thehorizontal line XX, erect two perpendiculars, Pi and…
Machine design
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-349-232.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-742-317.webp)
