Cotton weaving: its development, principles, and practice . eater. Dr. Cartwright returned home, and immediately setabout the realization of his novel scheme : novel it maytruly be called, because it has nowhere been alleged, noris there any reason to believe, that either he or any mem -bers of the company before whom he projected it had everheard, in any manner, of the attempts made by the personswhose names have been given before. As he himself sub-sequently confessed, he knew nothing whatever of weaving,never even having seen a weaver at work. Of the stagesof his progress no record is left,
Cotton weaving: its development, principles, and practice . eater. Dr. Cartwright returned home, and immediately setabout the realization of his novel scheme : novel it maytruly be called, because it has nowhere been alleged, noris there any reason to believe, that either he or any mem -bers of the company before whom he projected it had everheard, in any manner, of the attempts made by the personswhose names have been given before. As he himself sub-sequently confessed, he knew nothing whatever of weaving,never even having seen a weaver at work. Of the stagesof his progress no record is left, but after a few monthsstruggle he had brought his thought so near to realiza- THE POWER-LOOM AND ITS DEVELOPMENT. 61 tion that he took out a patent in order to secure the largeprofits he anticipated would accrue from the was in April, 1785. It is worth while to describethis first device, notwithstanding its crudeness, being, asit was, the parent of the large number that has followed iton the same subject. The illustration, fig. 16, and the. Fig. 16.—Cartwrights First Power Loom, 1785. details are from the patent specification, wherein it is thusdescribed by the patentee :— It is worked by a mechanical force. The warp, in-stead of lying horizontally, as in the common looms, is inthis machine (which may be made to hold any number ofwebs at pleasure) placed perpendicularly. The shuttle, 62 COTTON WEAVING. instead of being thrown by hand, is thrown either by aspring, the vibration of a pendulum, the stroke of a ham-mer, or by the application of one of the mechanical powers,according to the nature of the work and the distance theshuttle is required to be thrown; and, lastly, the webwinds up gradually as it is woven. a is the warp beam ; b the cloth beam ; c c the boxescontaining the springs that throw the shuttles ; d is alever, having a corresponding one on the opposite side forelevating the reed or comb ; e a lever, having a corres-ponding one on the opposite s
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