Benjamin, Charles H[enry], 1856- [from old catalog] · New York, H. Holt and company · leaf 349
during first half of its motion and constantly retardedduring latter half. During the first half of the motion of E (or F), one shifter armmoves outward, while the other arm remains stationary (in theoutward position). During the second half of the motion of E,the second shifter arm moves inward,… … Cam of Home Sewing Machine 173. Assignment.— Diameter of cylinder (li-SJ) in. Depth of groove (fV-J) in. Diameter of roller (i^g-f) in. Stroke of bar (1-3) in. Length of arm G (6-10) in. Length of arm H (10-18) in. Design a cylindrical cam similar to that shown in the sketchto engage a rocker arm.…
Machine design
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