Boot and shoe making – Lasting machines – Nipper stretcher
Patent
1978-12-15
1980-06-03
Lawson, Patrick D.
Boot and shoe making
Lasting machines
Nipper stretcher
12 145, A43D 2100
Patent
active
042054095
ABSTRACT:
A pulling over arrangement on a pulling over and lasting machine. The pulling over arrangement comprises a pincers that is operable to grip the margin of an upper and is movable downwardly under the yieldable force of an air operated motor. A locking mechanism is provided that locks the pincers against upward movement after the pincers have been moved downwardly and a release means is provided to release the locking mechanism.
REFERENCES:
patent: 3359584 (1967-12-01), Becka et al.
patent: 3397417 (1968-08-01), Kamborian
patent: 3626533 (1971-12-01), Den Benken et al.
Gordon Albert
International Shoe Machine Corporation
Lawson Patrick D.
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