VARIABLE-CENTRELINE TYRE BUILDING DRUM
First Claim
1. ) A tyre building drum comprising a spindle having an axis and a first and second flange coaxial with said axis and movable axially with respect to each other to support and shape a tyre carcass;
- and a drive unit for rotating the first and second flange about said axis, and for varying a distance between the first and second flange; and
comprising an axially fixed drive shaft coaxial with said axis and defining an output shaft of the drive unit;
the drive shaft comprising an end portion projecting outwards of the drive unit;
the first flange being fixed to the end portion of the drive shaft to rotate with the drive shaft about said axis; and
the second flange being fitted in axially sliding, angularly fixed manner to the end portion of the drive shaft.
1 Assignment
0 Petitions
Accused Products
Abstract
A tyre building drum, wherein a spindle has an axis, and a first and second flange coaxial with the axis and movable axially with respect to each other to support and shape a tyre carcass, and is fitted to and projects from a drive unit for rotating the first and second flange about the axis, and for varying a distance between the first and second flange; the first flange being fixed to the free end of an end portion of a drive shaft of the drive unit to rotate about the axis with the drive shaft; and the second flange being fitted in axially sliding, angularly fixed manner to the end portion of the drive shaft.
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Citations
20 Claims
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1. ) A tyre building drum comprising a spindle having an axis and a first and second flange coaxial with said axis and movable axially with respect to each other to support and shape a tyre carcass;
- and a drive unit for rotating the first and second flange about said axis, and for varying a distance between the first and second flange; and
comprising an axially fixed drive shaft coaxial with said axis and defining an output shaft of the drive unit;
the drive shaft comprising an end portion projecting outwards of the drive unit;
the first flange being fixed to the end portion of the drive shaft to rotate with the drive shaft about said axis; and
the second flange being fitted in axially sliding, angularly fixed manner to the end portion of the drive shaft. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
- and a drive unit for rotating the first and second flange about said axis, and for varying a distance between the first and second flange; and
Specification