A practical treatise on weaving and designing of textile fabrics : with chapters on the principles of construction of the loom, calculations, and colour (1885)
Ashenhurst, Thos. R. (Thomas R.) · Huddersfield, [Eng.] : J. Broadbent · leaf 99
purpose of seeing clearly where the advantage of one over the other can be found. We have said that the diameter of the friction roller is 3! inches, and ostensibly the pause at each extremity of the stroke is equal to half a revolution of the crank shaft of the loom. As has been already shown,… … Fig. 22. other is equal to half a revolution of the crank shaft, and had the friction roller no dimensions that would represent the pause given to the treadle, and consequently to the heald. Now draw the friction roller f in the space between the wings of the tappet, and to the dimensions given,…