Work-sheet retainer including apertured support plate

Sewing – Special machines – Positionable work carrier

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Details

11247506, 11247509, D05B 2100

Patent

active

054543363

ABSTRACT:
Apparatus and method for retaining a work sheet on a support plate, the plate having opposite major surfaces, the apparatus including (a) a table, (b) a support plate with one or more air passages, and (c) a suction device. The method for retaining the sheet and stitching the sheet including the steps of (A) placing the sheet on one major surface of the supporting plate, (B) folding and inserting an excess of the sheet which overflows one major surface of the plate, between the other major surface of the plate and the table which is positioned adjacent to the other major surface of the plate, (C) sucking air through the one or more passages of the plate so as to retain an inner portion of the sheet supported by one major surface of the plate, on that major surface, and (D) forming stitches on the sheet.

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patent: 4754719 (1988-07-01), Takken
patent: 4793272 (1988-12-01), Scholl et al.
patent: 4813362 (1989-03-01), Vogt et al.
patent: 4819572 (1989-04-01), Scholl et al.
patent: 4821659 (1989-04-01), Morii et al.
patent: 4883006 (1989-11-01), Marii et al.
patent: 4911091 (1990-03-01), Scholl et al.
patent: 5188044 (1993-02-01), Brockmann
patent: 5272994 (1993-12-01), Scholl et al.

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