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

[1767] & [1768]. Bobbins. There are a great many patterns in use for various trades.

[1769]. Appliance for winding bobbins of cotton, and other machinery. The bobbin is stationary and the flyer revolves, the thread passing up its centre and down one arm through the eye, which has an up and down feed motion to wind the thread on evenly.

[1770]. Mode of feeding the thread on to the spindles to cause it to coil evenly by an oscillating arm and pin over which the thread passes.

[1771]. Drum, for flat rope or chain wound upon itself.

For winding engines and winches, see [Nos. 1222] to [1226].

See also Rope Gear, [Section 66].

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Section 97.—HANDLES, &c., FOR VARIOUS PURPOSES.

[1772]. Knob handle.

[1773]. Loop handle, hinged.