Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Paper Bags. r r illustrate the mode of making the Taggart bag, the blankbeing slipped into a slit plate, and then tlie portion projectingabove the plate being folded down, first the ends and then thesides. Biedingers, March 10, 1874, is an upright machine in whichthe web of paper is fed upon its edge between a pair of vertical Fig. rollers, is woundaround
Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Paper Bags. r r illustrate the mode of making the Taggart bag, the blankbeing slipped into a slit plate, and then tlie portion projectingabove the plate being folded down, first the ends and then thesides. Biedingers, March 10, 1874, is an upright machine in whichthe web of paper is fed upon its edge between a pair of vertical Fig. rollers, is woundaround a mandrel,and, its side jointpasted,the bag cutoff, the mandrelcontracts and allowsit to slip on to aformer. Its bottomthen falls into acradle formed of re-Tolvingcams, wherefolding pieces andfingers combine tobend over the flapswhich constitutethe satchel bottom;and the bag passesbetween the describe itsomewhat more atlength : main feed-rolls m deliver theweb to shears, andcease their motionas a bag-length iscut. This blank iscarried forward byauxiliary feed-rolls77i, seized by a grip-er, and wound onthe former, the for-ward end receivingpaste from a roll,and being united tothe rear end by Biedinger^s Paper-Bag Machine. PAPER-BAG MACHINE. 1615 PAPER BOX. pressure against the delivery-roll. ThQ/ormfr consists of a setof roils a a oa eccentric shafts, partially rotated, to expand the Fig. 3616.
Size: 1069px × 2337px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, booksubjectin, booksubjectmechanicalengineering
