Boot and shoe making – Sole machines – Laying and/or leveling
Patent
1976-01-23
1977-04-19
Lawson, Patrick D.
Boot and shoe making
Sole machines
Laying and/or leveling
A43D 8900
Patent
active
040179303
ABSTRACT:
A device for cementing soles on the base surface of shoes is provided.
The device is provided with a cushion formed of a plurality of blocks resiliently movable and adapted to automatically lock in a position where they mate the shoe lower surface. This locking operation is controlled by a microswitch actuated by the block corresponding to the shoe waist. The heel pressing block is also locked simultaneously with said plurality of blocks.
REFERENCES:
patent: 523228 (1894-07-01), McArdle
patent: 2205400 (1940-06-01), Finn
patent: 2985901 (1961-05-01), Actis
patent: 3058131 (1962-10-01), Schultz et al.
Lawson Patrick D.
SIGMA S.p.A.
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