Boot and shoe making – Lasting machines – Nipper stretcher
Patent
1978-08-25
1980-03-18
Lawson, Patrick D.
Boot and shoe making
Lasting machines
Nipper stretcher
A43D 2100
Patent
active
041931548
ABSTRACT:
A toe pulling over and lasting machine operable on a shoe assembly formed of a last having an insole located on its bottom and an upper mounted thereon. The machine includes a support for supporting the shoe assembly bottom-down, a toe pincers operable to grip the toe end extremity of the upper margin, side pincers located on each side of and forwardly of the toe pincers operable to grip the upper margin heelwardly of the toe end extremity of the upper margin, and wipers operable to wipe the toe portion of the upper margin against the insole. Circuitry, actuated by a pedal operated control valve, causes the machine to go through its cycle. A three position selector valve is incorporated in the circuitry to determine positions, if any, the machine assumes when it comes to a halt during the machine cycle with a reactuation of the control valve causing the machine to resume the machine cycle after it comes to a halt.
REFERENCES:
patent: 3099846 (1963-08-01), Lane et al.
patent: 3348250 (1967-10-01), Allgayer
Gordon Albert
International Shoe Machine Corporation
Lawson Patrick D.
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