Boot and shoe making – Upper machines – Loose upper shaping
Patent
1976-10-04
1977-09-20
Lawson, Patrick D.
Boot and shoe making
Upper machines
Loose upper shaping
118410, A43D 1100, B05C 302
Patent
active
040486885
ABSTRACT:
An edge folding machine having edge snipping means, and means for adjustably determining maximum and minimum feed length settings for workpieces having different edge configurations, is also provided with mechanism whereby an operator can adjust the amount or spacing of margin splitting by the snipping means as considered appropriate for "inside", i.e. concave edge portions of the work.
REFERENCES:
patent: 2720667 (1955-10-01), Naugler
patent: 3121242 (1964-02-01), Longval
patent: 3530521 (1970-09-01), Bocca et al.
Johnson Carl E.
Lawson Patrick D.
Megley Richard B.
USM Corporation
White Vincent A.
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