. The Bell System technical journal. Telecommunication; Electric engineering; Communication; Electronics; Science; Technology. 378 BELL SYSTEM TECHNICAL JOURNAL the punch P, and as the die ascends on the up stroke of the press the blank is forced back into the stock by the action of the stripper and 2T. + y MIN. Fig. 3—Cross-sectional view of standard design for sub-press compound punch and die illustrating principal parts. shedder. The material is then advanced to the next position and the operation repeated. If no positive provision is provided in a punch and die for securing
. The Bell System technical journal. Telecommunication; Electric engineering; Communication; Electronics; Science; Technology. 378 BELL SYSTEM TECHNICAL JOURNAL the punch P, and as the die ascends on the up stroke of the press the blank is forced back into the stock by the action of the stripper and 2T. + y MIN. Fig. 3—Cross-sectional view of standard design for sub-press compound punch and die illustrating principal parts. shedder. The material is then advanced to the next position and the operation repeated. If no positive provision is provided in a punch and die for securing fixed alignment of the cutting members, considerable care and skill is required in order to adjust and set the tool in the press so as to bring. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original American Telephone and Telegraph Company. [Short Hills, N. J. , etc. , American Telephone and Telegraph Co. ]
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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1
