Testing Thickness

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Testing thickness of flanges with universal dial indicator. The indicator A clamped to rod B is set for measuring the error of work C. With the contact point D touching a standard gauge black or standard piece of work, the needle is set to zero. When the work in moved beneath the gauge, the needle shows the amount of oversize or undersize.


Smith, Robert H. Book of Advanced Machine Work (Boston, MS: Industrial Education Book Company, 1919) 1330


TIFF (full resolution)

3105×1810, 326.3 KiB

Large GIF

1024×596, 79.1 KiB

Medium GIF

640×373, 44.3 KiB

Small GIF

320×186, 17.9 KiB