. Appleton's dictionary of machines, mechanics, engine-work, and engineering. d thegauge, and held there by the screw, and is cut by one revolution of the machine. _ The cutters revolve and are placed upon a movable half bows, which is easily set to any requiredsize A boy can use them, and his work will be cut perfect, while there is great savin* of labor andstock, as it leaves the work and pieces perfectly smooth. They will cut any wire varying but a hairsbreadth irom 2J to 22 inches m diameter. The above shears have been in constant use in various SHINGLER, BURDENS PATENT. 627 heavy manufact
. Appleton's dictionary of machines, mechanics, engine-work, and engineering. d thegauge, and held there by the screw, and is cut by one revolution of the machine. _ The cutters revolve and are placed upon a movable half bows, which is easily set to any requiredsize A boy can use them, and his work will be cut perfect, while there is great savin* of labor andstock, as it leaves the work and pieces perfectly smooth. They will cut any wire varying but a hairsbreadth irom 2J to 22 inches m diameter. The above shears have been in constant use in various SHINGLER, BURDENS PATENT. 627 heavy manufacturing establishments more than five years, and the many high testimonials of theirvalue which we have seen are fully corroborative of their excellence. When tin is required to be cutin a circular form these shears must be exceedingly useful; indeed it is said that an entire box of tincan be cut perfectly uniform in twenty or thirty minutes by this improvement. Orders for these shearsare addressed to the patentees and proprietors, Messrs. Bulkley & Norton, Berlin, SHINGLER, BURDENS PATENT. This machine, which is represented in Figs. 332*7, 3328, and3329, is the invention of Henry Burden, Esq., of the Troy Iron Works, New York. Fig. 3327 is across-section through BFE. Fig. 3328 is a vertical section through B F E. Fig. 3329 is a perspective
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Keywords: ., bookcentury1800, booksubjectmechanicalengineering, bookyear1861
