Abstract: Folding device for making a fold in a first direction in a foldable material, wherein the folding device comprises a clamping unit and a folding unit, the clamping unit comprising first and second clamping fingers, which with respect to each other can be moved apart and towards each other for clamping the material in between them, the folding unit being placed next to the clamping unit in a direction transverse to the first direction, and comprising a first and a second folding arm, which with respect to each other can be moved apart and towards each other, the first folding arm comprising two first folding fingers that extend in a direction of the first folding arm and are spaced apart from each other transverse to the first direction, the second folding arm comprising at least one second folding finger that extends in the direction of the first folding arm, the second folding finger being movable to between the first folding fingers.

Abstract: A tyre building machine for applying an apex to a bead to form a bead-apex assembly for a green tyre, including a bead holder for holding the bead, wherein the tyre building machine includes a first gripper and a second gripper for engaging and moving the apex in a direction of conveyance towards the bead, wherein the first gripper is moveable between a first start position and a first end position and the second gripper is moveable between a second start position and a second end position, wherein the tyre building machine is provided with wedges, wherein the grippers are biased to a closed state in which the grippers are arranged to engage the apex, and wherein the wedges are arranged for countering the bias of the grippers when the grippers are at one of the start positions or the end positions.

Abstract: A tyre layer application assembly and a method for applying a tyre layer around a substantially circular circumferential surface of an object. The assembly is provided with a drive which, during application, is coupled to the object for driving the object in a driven rotation about a concentric axis of rotation with respect to the circumferential surface, wherein the assembly includes a tracking device which, during application, is arranged to be fixed to a part of the tyre layer that is applied to the circumferential surface, wherein the tracking device is rotatable in a tracking rotation about the axis of rotation of the object, independent of the driven rotation of the object about the same axis of rotation.

Abstract: Method for transferring and placing beads for tires, providing: a bead storage unit in which a number of beads are vertically stacked placing spacers between them, a collection unit for empty spacers, a tire building machine for receiving the beads thereon, a bead retaining provided with engagement jaws that are arranged at equal angular distance in a circumferential direction on the bead retaining means, wherein the engagement jaws are driven or withdrawn in radial direction, a spacer retaining means for picking up and retaining a spacer, and arranging the bead retaining means and the spacer retaining means on a common transfer means. The spacer retaining means acts in a radial direction and is provided with at least two spacer engagement jaws that are arranged circumferentially at equal angular.

Abstract: The invention relates to a device which accommodates a series of feeder units arranged for selectively discharging an amount of solid substances from one or more feeder units for packing. The device includes a holding device provided with an array of feeder positions arranged adjacently in a plane, a collection frame arranged below the holding device including a series of collection trays for capturing discharged solid substances from the feeder units and each collection tray includes an output opening, and a packing unit arranged below the collection frame for collecting the captured solid substances from the output opening of a tray and packing the substances. The collection frame and the holding device are movable with respect to each other. The collection trays have an elongated shape with a longitudinal direction which extends substantially parallel to the plane and over a length of at least two of the feeder positions.

Abstract: The invention relates to a positioning device for use in a tire building system and a method for positioning a bead. The device includes a holding unit including a substantially planar holding surface having a first side, a transport unit movable parallel to the holding surface and including a gripper for gripping the bead and moving the gripped bead substantially along the holding surface, and a bead retainer arranged for at least temporarily retaining the bead in abutment against the holding surface at the first side thereof. The gripper is moveable between a first position in which the gripper projects at least partially out of the holding surface at the first side thereof for gripping the bead, and a second position, in which the gripper is completely arranged behind the holding surface, as viewed from the first side.

Abstract: Tire building drum having a turn-up mechanism for use in building an unvulcanized tire using rubber tire components, having two sets of turn-up arms (14), wherein each set of arms is connected to an axially shiftable arm support (17). The tire building drum is provided with means on the one hand for shifting the arm supports in a first direction to move the sets of turn-up arms axially towards each other, wherein the arras are tiltable in radial planes from a starting position to a tilting position, and on the other hand for in a second direction, opposite the first direction, shifting the arm supports to move the arms axially apart from the tilting position into the starting position. The tire building drum is provided with a pneumatic detection device (20) (23) for detecting whether at least one of the moving parts, such as the arms or the clamping device, are in the starting position, and for giving a detection signal indicating whether or not the arms are in the starting position.

Abstract: Method for transferring and placing beads for tires, providing: a bead storage unit in which a number of beads are vertically stacked placing spacers in between them, a collection unit for empty spacers, placed in the vicinity of the bead storage unit, a tire building machine for receiving the beads thereon, a bead retaining means for picking up and retaining a bead, wherein the bead retaining means is provided with engagement jaws that are arranged at equal angular distance in a circumferential direction on the bead retaining means, wherein the engagement jaws are driven or withdrawn in radial direction, a spacer retaining means for picking up and retaining a spacer, and arranging the bead retaining means and the spacer retaining means on a common transfer means.

Abstract: The invention relates to an assembly and a method for manufacturing a green tyre and/or a green air spring. The device comprises a template having a shaping surface (2) for placing a tyre component thereon comprising a layer of unvulcanized rubber for the green tyre and/or green air spring. The shaping surface (2) is provided with an attachment surface (9) for at least temporarily retaining at least a leading section of the tyre component. The attachment surface (9) comprises a number of adhering surface sections (3) with non-adhering surface sections (4) placed in between them, wherein the non-adhering surface sections (4) are at least partially receded with respect to the adhering surface sections (3). In one embodiment the attachment surface (9) comprises a substantially saw-tooth-shaped cross-section.

Abstract: Tire building drum having a drum shaft and two drum halves arranged around the drum shaft. In the drum shaft one threaded spindle is arranged. On either side of the center of the tire building drum a driving nut is arranged on the spindle. Each driving nut is fixedly connected to the drum half in question via a connection part. Each drum half has a folding arm unit that is connected to the drum half in question so as to swing. The folding arm unit is movable in axial direction of the tire building drum. Each drum half further has a bead ring core clamping unit intended for supporting and clamping a bead ring core. The bead ring core clamping unit is arranged on a cylindrical part. The cylindrical part is provided with a cylinder slot for accommodating the connection part and with a locking mechanism. The locking mechanism can be brought into engagement with the drum shaft.

Abstract: Assembly of a manufacturing device with drum segments for manufacturing bead wire bundles and a tool for removing or arranging the drum segments, wherein the manufacturing device is provided with segment holders each having a first coupling section, wherein the drum segments each comprise a second coupling section, wherein the tool is provided with a support body and third coupling sections that are distributed over the support body, wherein the number of third coupling sections at least equals the number of second coupling sections wherein the positions of the third coupling sections of the tool are a direct reflection of the positions of the second coupling sections of the drum segments, wherein the drum segments are provided with coupling members, wherein in a first condition of the coupling members, the second coupling sections are coupled to the first coupling sections by means of the coupling members, wherein, in a second condition of the coupling members, the third coupling sections of the tool are cou

Abstract: Cutting device for cutting strips from a band of material (8). The cutting device is provided with an elongate upper knife (1) and a lower knife (2) that is movable in longitudinal direction along the elongate upper knife (1), for cutting the material (8) by the movement of the lower knife (2) along the upper knife (1). The elongate upper knife (1) can be swiveled to at least substantially abutting contact with the lower knife (2), wherein the swiveling comprises at least a component transverse to the elongate upper knife (1). The upper knife (1) can be swiveled to against the lower knife (2) by means of an electromotor, in particular a servomotor (5), wherein the upper knife (1) exerts a force on the lower knife (2).

Abstract: Device (1) for manufacturing a rubber strip material comprising cord material. The device comprises an extruder (4) with an integrated gear pump (13) with adjustable pump speed and with a conveying screw for extruding unvulcanised rubber around the cord material for the purpose of producing a continuous rubber strip. The device furthermore comprises a control unit (15) for adjusting the pump speed of the gear pump, a measuring unit (16) for measuring the height and the width of the rubber strip and for emitting a measuring signal indicative of the measured height and width. The measuring unit can be connected to the control unit for adjusting the pump speed of the gear pump for emitting the measuring signal to it, wherein the pump speed of the gear pump can be controlled by the control unit at least based on the measuring signal.

Abstract: A tire building device includes a building drum for applying an inner liner thereon and a winding device for tire cords wherein the building drum is mounted to a drive shaft only on one of its sides, the drive shaft side. The winding device winds the tire cords onto the inner liner in the final shape also on completion of the tire. The winding device, substantially radially, winds the tire cords on the free side opposite the drive shaft transversely across the building drum and past the drive shaft on the drive shaft side.

Abstract: Method for manufacturing a green tire using a building drum and a transfer device. In the method tire components are arranged on a building drum. In one step of the method the transfer device is placed around the building drum. The method further comprises a step during which a last manufacturing process for a green tire is carried out on the building drum, and a removal step during which a removal device removes the green tire from the building drum, wherein the removal device is provided with projecting elements that can be placed up to a distance from and around the outer circumference of the green tire and which projecting elements can be placed such so as to engage the outer side of the green tire. The removal step further comprises during the step in which the transfer device is placed around the building drum, placing the projecting elements up to a distance from and around the outer circumference of the building drum.

Abstract: The invention provides a method and a device for manufacturing a breaker ply package for a green tyre, wherein a rubber band (51) is supplied by a supply device (35) that can be moved between a first position and a second position, wherein the supply device can be moved between a first position in which the supply device is set for supplying the continuous rubber band (51) at a supply direction which with the conveyance direction (T) includes a first angle that equals the first cord angle, and a second position in which the supply device is set for supplying the continuous rubber band (51) at a supply direction which with the conveyance direction (T) includes a second angle that equals the second cord angle, wherein the second angle is not equal to the first angle.

Abstract: Method and assembly for manufacturing a green tyre using a building drum (1) and a transfer device (3). The method comprises a step of arranging and forming a first tyre component assembly for the green tyre on a building drum (1), a step of placing the transfer device (3) around the building drum, a removal step of the first tyre component assembly for the green tyre being removed from the building drum (1) by the transfer device (3). After the removal step second tyre components for the same green tyre are arranged on the building drum (1), followed by a step of placing the transfer device (3) around the building drum (1), and a step of placing the first tyre component assembly on the second tyre components.

Abstract: The invention relates to a cutting device for cutting strips from a band of cord-reinforced unvulcanized rubber. The device comprises a frame, a first and a second cutting member having a substantially straight first and second cutting edge, respectively, of a hard metal, wherein the first cutting member is fixedly attached to the frame, and the second cutting member is substantially rectilinearly movable by means of a guide rail that is attached to the frame. The second cutting edge is movable along the first cutting edge for cutting the strips. The guide rail on the one hand is hinged to the frame parallel to the first cutting edge, and on the other hand is attached to the frame by means of a tensioning member. The tensioning member is adapted for providing a constant transverse force with which the guide rail is pushed to the first cutting edge. The frame further comprises a stop member for bounding the movement of the guide rail to the first cutting edge.

Abstract: A stitcher (1) for connecting strips of rubber material (4, 5) into a substantially continuous strip according to this invention comprises a surface (3), a stitching head (6) placed over it having a stitch unit (7) for stitching the strips of rubber material together along a stitch line, which stitch line includes an angle ? having a longitudinal direction (L) of the continuous strip, a drive mechanism for driving a relative movement of the stitching head with respect to the surface along a first (X) and a second (Y) direction, wherein the second direction is oriented transverse to the first direction, and a control device (11) for controlling the drive mechanism such that the stitch unit follows the stitch line. In one embodiment the stitching head is rotatably connected to the drive mechanism wherein the axis of rotation extends transverse to the surface.

Abstract: The invention provides a building drum for building an unvulcanized tyre or air spring using rubber components. The building drum comprises a central shaft and a casing that can be slid onto the shaft. The casing is detachably attached to the shaft via a coupling pin that can be moved to a coupled position for mutually coupling the shaft and the casing and into an uncoupled position in which the casing can be removed from the central shaft. The casing further comprises a locking device with a locking pin, wherein the locking pin is adapted for, in the coupled position of the coupling pin, engaging thereon for substantially blocking a movement of the coupling pin. The locking device comprises a locking member that in a condition in which the locking pin does not engage onto the coupling pin, is placed such that it prevents a connection of lines to the casing, and/or provides an indication of the casing being mounted incorrectly.