Elementary treatise on the finishing of white, dyed, and printed cotton goods . / Fig. 50. Hesfords expanding roller, front view. An excellent stretching apparatus is that ofthe American Luther (patented in 1877 Nr. ,see fig. 53, page 180). The construction of it isvery complicated and consequently keeping it in. Fig. 51. Hesfords expanding roller, end view. order demands more care. It consists of sectorsn, n, movable on axles o. The pieces constituting the sectors are fastenedtogether, the extremities have a sort of head, 12* 180 FINISHING IN GENERAL. which is fitted into the piece d,
Elementary treatise on the finishing of white, dyed, and printed cotton goods . / Fig. 50. Hesfords expanding roller, front view. An excellent stretching apparatus is that ofthe American Luther (patented in 1877 Nr. ,see fig. 53, page 180). The construction of it isvery complicated and consequently keeping it in. Fig. 51. Hesfords expanding roller, end view. order demands more care. It consists of sectorsn, n, movable on axles o. The pieces constituting the sectors are fastenedtogether, the extremities have a sort of head, 12* 180 FINISHING IN GENERAL. which is fitted into the piece d, e, which piece isin connection with the piece 1. The axle a, b,being fixed, the eccentrics c, c, are turned by thefriction of the cloth, and this movement promotesthe extension of the fabric. This apparatus hasthe drawback of being very expensive and com-plicated, of not being easily oiled, and it requiressuch force as precludes its use for thin goods7its action is all the more energetic and effectivefor strong goods.
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Keywords: ., bookcentury1800, bookdecade1880, bookidelementarytr, bookyear1889
