Patent ID: 6257299
Filing Date: 2001-07-10
Classification: B60C

Abstract:
A tire removal machine with manually or automatically positionable turret comprising a casing supporting a rotatable plate provided with self-centering jaws; a vertical column rising to a side of the plate; a shaft slidable horizontally relative to the column and lockable in position; a sleeve rigid with said shaft and within which the turret slides vertically, said turret being associated with a spring which maintains the turret spaced from said plate; and pneumatic means for locking said shaft and said turret in position, characterised by comprising turret operating and locking means controlled independently by two three-way slide valves which can be switched between an active position in which a compressed air feed line communicates with the delivery lines of said turret operating and locking means, and an inactive position in which said delivery lines are connected to a discharge line respectively, said two slide valves being both associated with a single trigger, the operation of which switches them into their inactive position.