[18]. Pin and hole adjustment for a lever or similar detail.

[19]. Wedge bearing for locomotive horn plate guides, slide bars, and similar parts subject to wear.

[20]. Right and left-hand screw and wedge adjustment for roller bearings, &c.

[21]. Adjustment for wear used on engine crossheads to take up the wear of the working faces.

Adjustable Crane Balance Weights, [Section 18].

Adjustable V-guides, [Nos. 700] and [704].


Section 3.—BELT GEARING.

Materials employed are:—Leather, cotton, guttapercha, indiarubber, canvas, camel-hair, catgut, flat wire or hemp rope, steel bands, flat chains, &c.

[22]. Ordinary belt pulley, “crowned” on face to retain the belt on the centre of the pulley.