(textiles) A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving and the cylinder on which the cloth is rolled, as it is woven.
The central bar of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
In steam engines, a heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft.
A ray or collection of approximately parallel rays emitted from the sun or other luminous body.
