The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose

by Thomas Walter Barber

[1358]. Conical cart axle.

[1359]. Universal centres, employed to allow of a machine (or part of ditto), such as a drill, to be adjusted at any possible angle, the machine being fixed to one end of bar A.

[1360]. Railway carriage axle. For cranked axles, see [Section 10].

[1361]. Square neck centre bolt. The square neck prevents the bolt turning and loosening the nut.

[1362]. Coned and cottered crank pin or centre, sometimes secured by a nut, as [No. 1350].

[1363]. Centre pin and bracket, adjustable to various angles.

[1364] & [1365]. Two methods of securing end of rod to any solid part of machine; used for steam hammer heads.

[1366]. Hollow post centre, with water or steam channel to allow for swivelling.

[1367]. Group of sleeve centres, employed to allow of several pairs of lever or wheel motions being taken independently on a single shaft.

[1368]. Ordinary centre pin, with nut, washer, and split pin.