Self-adjusting roll wipers for a shoe lasting machine

Details Self-adjusting roll wipers for a shoe lasting machine Self-adjusting roll wipers for a shoe lasting machine

1975-04-03

1976-07-27

Lawson, Patrick D.

Boot and shoe making

Lasting machines

Rotated nipper or wiper

A43D 2100

Patent

active

039710890

ABSTRACT:
A shoe lasting machine having helically landed rolls for wiping opposite margins of a shoe upper. The rolls extend widthwise of the shoe bottom and are supportively disposed so the roll surfaces facing the shoe bottom generally correspond to the widthwise curvature of the shoe bottoms, the rolls being arcuately movable, permitting a controllable change in the included angle therebetween in order that they may accommodate wide ranges of transverse curvatures of shoe bottoms.

REFERENCES:
patent: 3758902 (1973-09-01), Gadd et al.
patent: 3803654 (1974-04-01), Henkel et al.
patent: 3849818 (1974-11-01), Brailsford et al.

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