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(11) | EP 0 396 144 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Rotary preforming machine for uppers |
(57) The invention relates to a rotary preforming machine particularly suitable for the
shaping of uppers before the operation of injecting the soles. The machine comprises
a stepwise rotary carousel (4) on which a series of openable upper-holder lasts (6)
is perimetrally fixed. Each last (6) has a series of holes (10) connected to a water
vapor generator by means of tubes. The rotating carousel (4) cooperates with at least
two consecutive fixed workstations (12), each comprising a movable carriage (16) guided
so as to slide around the upper-holder last (6) which is located thereat by the movement
of the carousel (4). Elements (23,24) for beating uppers fitted on the lasts (6) are
coupled to the movable carriage (16). |