|Singer 22W71 Sewing machine|
Machine 22w71 Γwith blower) has two needles and two sew ing hooks and is designed for stitching and perforating leather shoe tips, vamps, etc., at one operation. It Mimiltaneouslv makes two parallel lines of lock stitching and perforates a continuous design centrally between the two lines of stitch 11114'. I 111 ess otherwise ordered. Machine 22w71 will be fitted for perforating with a single round punch, for other perforating designs see I'orni 2026w. Ί he distance between the two line-' of stitching mav be from i to I ' in steps of nV", as ordered. In £ inch "aui^e, only single punch perforations can be made, using I’uncli Holder complete 246502, 246501 or 246506, and on nirycs this machine is limited to a minimum radius of about one inch. Imitation lip stitching is also successfully accomplished 011 the machine by placing' a row of perforations between the two lines of stitching while sewing the shoe lining to the vamp. A 1 -111 ■ ■ I■ ■ line of stitching with the row of perforat 10ns. can also be made 011 the machine when desired, alter removing one of the needles. The machine can also be used for plain stitching onlv, the punch mechanism being driven bv gears which can be thrown into or out of action by a conveniently located lev er. The punch mechanism can be instantly adjusted to perforate the leather once every two stitches or once every three stitches, as desired, enabling operators to produce different ornamental effects. Another advantage of the punch mechanism is that it can be readily adjusted to perforate through one or more thicknesses of leather when more than one thickness is being sewn. This feature is especially appreciated when it is desired to perforate onlv the upper piece of leather when two or more pieces are being sewn together.
These manuals are available for the above equipment:
|Singer -- 22W71 -- User Manual|
|Manual Type||User Manual|
|Size||588.04 Kbytes (602150 Bytes)|
|Quality||Scanned document, reading partly badly, partly not readable.|
|Upload date||16 November 2015|
|Downloads||109 since 16 November 2015|
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