Benjamin, Charles Henry, 1856- [from old catalog], Hoffman, James David, 1868- [from old catalog] joint author · New York, H. Holt and company · leaf 339
he die, and thelast half of the piston momement will cause a uniform velocity of the die.As an illustration of the above: in one machine the piston movement was12 in., the total movement of the die was 4 in., the first 5 in. of pistontravel gave a constantly decreasing velocity of the die through… … Fig. 167. The Alligator Riveter(Jos. T. Ryerson and Son. Catalog) 166. Assignment.—(See Notation on First Alt. No. 3.) P = (25 to 65) tons. p = (air pressure, 80 to 100) . .lb. per sq. in. r = (9to 14) in. 6 (min.) = degrees. Maximum movement of the dies (2 to 4) in. Assume the length of the arm of…
Machine design
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