The construction of the modern locomotive .. by Hughes George

Author:Hughes, George
Language: eng
Format: epub
Tags: Locomotives
Publisher: London, E. & F.N. Spon; New York, Spon & Chamberlain
Published: 1894-03-25T05:00:00+00:00

many examples which might be illustrated to show how division of labour produces its own means to facilitate certain ends. It is used in heading, A being an adjustable guide for the length, B a peg which prevents undue wear and tear or injury to the swage C, which heads two at once. They are then sheared by a somewhat similar arrangement, the peg in this case preventing the blade of the shear coming upon the anvil, each combination tool weighing but a few pounds. After shearing, the chisels

are drawn down upon a taper plate, and half-a-dozen can

easily be made at one heat from bars of the required section-

The enormous quantity of nuts and bolts are made by

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