Abstract: The invention enables to pressure-bond a carcass ply sheet pasted onto a rubber laminating member wound around a periphery of a building drum firmly along a recessed and projected shape of the rubber laminating member without producing a deformation or a warp of a carcass cord, by using a stitcher apparatus constituted by arranging a plurality of pressure-bond rollers having axis centers in a tangential direction of a concentric circle having a diameter larger than that of a building drum in a peripheral direction by a plurality of rows and by a constant pitch by being respectively supported to be able to progressively displace to an inner side in a diameter direction, while moving the building drum in an axial direction relative to the pressure-bond rollers on an inner side of a circular arrangement of the pressure-bond rollers, a carcass ply sheet is pressed by a predetermined pressure to pressure-bond over an entire periphery and simultaneously by the respective pressure-bond rollers progressively displace

Abstract: Methods, computer program products, and apparatus for stitching the interior surface of a tire, the steps of the method including rotating the tire about a central rotational axis, applying a force to maintain the tire in a substantially radial fixed position relative to a stitching wheel; applying a predetermined force to the interior surface of the tire with the stitching wheel, the stitching wheel contacting the interior surface of the tire while the tire is rotating; and, mechanically translating the stitching wheel laterally across the interior of the tire during tire rotation.

Abstract: The invention can surely accomplish lamination without the generation of voids in building a tire constructed to comprise a plurality of rubber members for a tire when a ribbon-shaped rubber strip (R) is spirally wound and laminated, and uses holding rolls (30) and two sets of stitching rolls (40a), (40b) arranged in parallel with a center of a rubber strip width (W) therebetween to enable performing of an independent pressing motion, such that the rubber strip (R) is pressed and bonded by the holding rolls (30) in a position, in which the rubber strip (R) is wound, and the stitching roll (40a) or (40b) positioned fore in an advancing direction of traverse movement, out of the two sets, is caused to perform a pressing motion in a regional part just after the press whereby a fore part of the rubber strip in the advancing direction is pressed and bonded.

Abstract: In tire manufacture, a belt structure is made by means of strip-like segments each including parallel cords incorporated into an elastomeric layer, which strip-like segments are sequentially laid down in mutual circumferential side by side relationship on a toroidal support.

Abstract: A tire labeling system (10) for printing a label (L) and applying the label (L) on a surface of a tire (T). A printer (12) is provided to print the label and an applicator (20) is provided to transfer the label (L) from the printer (12) to the tire (T) and apply the label (L) to the tire (T).

Abstract: A belt for incorporation into a core of plies and beads formed on a tire core build mandrel where the core is for encapsulating in an elastomeric material, preferably a polyurethane, in a tire formation process, and which belt is formed from like belt sections laid over one another where the one belt section is rotated approximately one hundred eighty degrees around its longitudinal axis with respect to the other, and the belt sections are individually mounted around a tire core build mandrel top whereover a plies has been fitted and with the pair of belt sections ends off-set from one another and are fitted together into a continuous belt. Each belt section is a weave of lateral and longitudinal cotton cords or filaments containing straight, spaced, parallel, taut, Rayon warp cords where the Rayon warp cords or filaments have a crossing angle of forty to sixth degrees respectively, with the stack of a two belt sections forming a tire belt.

Abstract: A method for manufacturing a reinforcing structure for tires of vehicles includes the steps of preparing a plurality of strip segments having substantially parallel, longitudinal filiform elements at least partially coated by at least one layer of elastomeric material, and applying the plurality of strip segments along a circumference of a toroidal support, to form at least one continuous reinforcing layer about a geometric axis of rotation of the toroidal support. During the applying step, a relative angular rotation, between at least one of the plurality of strip segments and the toroidal support, occurs about an axis of correction substantially radial to the geometric axis of rotation. A related apparatus for manufacturing a reinforcing structure for tyres of vehicles is also disclosed.

Abstract: Described is a method of joining a belt-tread assembly with a carcass assembly by stitching in green tire production such that a pressure is applied in radial inward direction on the rotating outer peripheral surface of a belt-tread assembly (5) partially joined with an inflated carcass assembly (1) of a tire, which is disposed on a tire building drum, the pressure being exerted by inelastic force of at least two stitching rollers (2) which are rotationally and inelastically disposed on a rigid bearing part (3) of the stitching unit.

Abstract: Nozzle apparatus and method for affixing an annular transponder unit to an annular surface of a tire includes a nozzle block having an adhesive conduit extending therein to an inward end; a transverse channel open along an outward side and extending into the block, the channel being dimensioned for close receipt segment by segment of the annular transponder unit therein; and at least one adhesive port opposite the open channel side in fluid communication with the channel and the adhesive conduit inward end. The block channel open side is positioned opposite the annular tire surface and the adhesive port is positioned to direct adhesive material therefrom into the block channel to surround a segment of the annular transponder unit located within the channel.

Abstract: An apparatus for recapping tires which includes a frame made up of two associated support structures, a first support structure including a mandrel for support of the tire, which mandrel rotates on a shaft, the mandrel being mounted for translation on the first support structure, and a second support structure to support tools for recapping of the tire, which tools are mounted for translation on the second support structure in a direction approximately perpendicular to the translation of the mandrel, characterized in that the direction of translation of the mandrel is parallel to the rotational shaft of the said mandrel.

Abstract: A method and apparatus for partial depth-wise cure of a tire inner liner are disclosed. The method comprising forming a layer of uncured rubber, that layer having a first surface and an opposite surface, applying pressure to the layer of rubber, heating the layer of rubber from the first surface to more fully cure the layer on that surface than on the opposite surface, cooling the layer of rubber and releasing the pressure applied to the layer of rubber after the layer has cooled.

Abstract: A tire apparatus (14) having nozzles (32) for directing air steams against layers (34) of uncured tire components applied to a tire building drum (19) for stitching and ejecting air from the layers.

Abstract: A processing mold is suitable for preparing a tire support. One processing mold that is particularly advantageous includes a processing mold having a first mold body opposing a second mold body, and the first and second mold bodies are aligned through a mandrel. In one embodiment, a first mold body includes a locking member suitable for locking the mandrel to the first body. In this embodiment, the mandrel is movable between the first and second mold bodies such that when a processing mold is opened, the first mold body and the mandrel can separate from the second mold body. A method of using a processing mold by aligning a first mold body and a second mold body through a mandrel and a method of releasing a tire support from a processing mold by locking a mandrel to a first mold body and separating the first and second mold bodies are also particularly advantageous.

Abstract: A tire building machine for building a tread strip onto a carcass is provided and includes a carcass support on which the carcass is rotatably mounted, and a tread strip feed device via which a tread strip is fed onto the carcass. The tread strip feed device includes a linear path support assembly on which a tread strip is supported in a substantially linear disposition. The path support assembly extends from one end of the tread strip feed device at which a cutting device may perform a cutting operation to an end adjacent the carcass. The tread strip feed device is raisable to a feed position at which the tread strip extends tangentially relative to the carcass for feeding the tread strip thereonto in a tire building process.

Abstract: A carcass ply producing apparatus for producing a carcass ply constituting a carcass layer of a tire comprises

Abstract: Assembly for building a green or non-vulcanized tire for vehicles, such as passenger cars, the assembly being provided with two, separately drivable, building drums (13, 16), in line with each other, for the belt and the tread; two carcass drums (40, 40') located parallel to each other, mounted on a common, rotatable shaft (39), the rotatable shaft being rotatable such that the one Carcass drum (40) and the other carcass drum (40'), respectively, can be in line with the building drums; a first (14) and a second (19) transfer ring, both movably disposed on a transfer track (18), the first transfer ring (14) being movable between the belt building drums (13, 16) and the second transfer ring (19) being movable between the carcass drums (40, 40') and the closest building drum; a breaker ply servicer (30) and a cap ply unit (31) for supplying tire components to a first building drum (13); a tread servicer (32) and a winding unit (15) for supplying tire components to a building drum; a bead holding (27) and bead pl

Abstract: A tire building machine includes a tire forming drum which supports a plurality of tire component members, and a stitching device including a pair of stitching rollers for pressure-bonding the tire component members on the tire forming drum to form a green case or a green tire. The stitching device includes a carriage which is reciprocally movable in a direction perpendicular to the center axis of the tire forming drum. The carriage supports a pair of screw rods which are arranged in parallel with the center axis of the tire forming drum. The screw rods are divine into rotation with controlled rotation speeds. A pair of mounts are engaged with the screw rods through respective nuts. A pair of pneumatic cylinders are arranged on the mount, for rotatably supporting the stitching rollers and biasing it toward the tire forming drum. The rotation speeds of the screw rods are independently controlled relative to each other so that the mounts can be tilted about their respective tilting axes.

Abstract: A transfer unit for supporting and moving a tread/belt assembly is provided with a stable cylindrical base with a longitudinal axis and with a passage part provided with arms which are laterally arranged on the base body and which extend essentially in a longitudinal direction. Gates for radially admitting rollers of the pressure roller unit are formed by the base body and the arms and have a pass through opening which is located between the free ends of two adjacent arms.

Abstract: An apparatus for attaching cleats to belts in which belts and cleats are heated to a fusing temperature with a wheel subsequently rolled over the cleats. The apparatus provides means for adjusting the orientation of the wheel to allow attachment of cleats either longitudinally or transversely, as well as the ability to accommodate straight or angled cleats.

Abstract: A chuck (4) grasping the front edge or a tire component material (S) which is supplied from a material feeder (3) generates a motional locus through an initial ascending motion and through a forward motion toward the former and through a subsequent descending motion to the former to lay the front edge onto the carcass (T). A pressing mechanism (6) operates to press the introduced material (S) on the carcass (T), and concurrently the former (2) rotates by a predetermined rotation angle to adhere the tire component material (S) onto the carcass (T). Thereafter a cutter assembly (5) operates to cut the tire component material (S) in a length corresponding to the sum of a required length for joint and a full circumferential length of the carcass. The former (2) rotates again to adhere the tire component material (S) onto the full circumference of the carcass (T), and the front edge and a last edge of the tire component material are jointed by the pressing mechanism (6) so that the adhesion is completed.

Abstract: A tire building device wherein a unistage drum (6) includes an inner shaft (7) having an intermediate portion fitted with an innerstitching device (11), and two end portions located on opposite sides of the innerstitching device (11) and supporting two half drums (12,13) connected to the inner shaft (7) via the interposition of respective slides (18), each of which is connected, in one instance, in a sliding and angularly fixed manner to the inner shaft (7), and, in another, in a rotary manner to the respective half drum (12)(13) which may be locked in relation to the respective slide (18) by means of a friction coupling (53).

Abstract: The front end and rear end of a belt-shaped member having a predetermined length are grasped by front end grasping pawls and rear end grasping pawls, respectively, movable in synchronism with and independently from each other when required. The front and rear end grasping pawls are moved in synchronism with each other until the front end of the belt-shaped member arrives at the forming drum. After the front end of the belt-shaped member has been pressure-joined with the forming drum, only the rear end grasping pawls grasping the rear end of the belt-shaped member are moved to attach the belt-shaped member to the circumference of the forming drum. The length of the belt-shaped member is modified to a predetermined length or the circumferential length of the forming drum while the front and rear ends are grasped by the front and rear end grasping pawls, respectively, or the belt-shaped member is being attached to the forming drum.

Abstract: An apparatus for attaching a tire component member to a rotating toroidal green case includes support shafts whose axes are located substantially in a plane including a rotational axis of the green case. Stitching rollers are supported by the support shafts and rotatable about the axes of the support shafts, respectively. An urging device moves the stitching rollers toward the green case to urge outer circumferences of the stitching rollers against the tire component member. A swing device serves to swing the stitching rollers to continuously move contact points of the stitching rollers with the tire component member from an axially inside to an axially outside, to attach the tire component member to the outer surface of the green case.

Abstract: In a cylindrical tire forming member building method or apparatus, after the front end portion of a belt-shaped material is pressed against the drum, the belt-shaped material is wound on the drum while being centered, and with the central portion of the rear end portion of the belt-shaped material pressed against the drum with a robot hand, both edge portions of the rear end portion of the belt-shaped material are elongated longitudinally and pressed against the drum with the robot hand, so tha front and rear ends of the belt-shaped material are butt-joined without forming a gap therebetween or without being overlapped.

Abstract: For automatically feeding a rubbery strip to a tire-building drum for the production of, for example, a green tire, the rubbery strip is forwardly conveyed toward the tire-building drum until a leading end portion thereof is received on a smooth surface with one face of the leading end portion directed toward the tire-building drum so as to establish close contact between the other face of the leading end portion of the rubbery strip and the smooth surface portion throughout the width of the rubbery strip whereby the leading end portion of the rubbery strip is detachably retained to the smooth surface portion, whereupon the leading end portion of the rubbery strip is transferred from the surface portion to the tire-building drum for permitting the leading end portion of the strip to be wrapped round the tire-building drum and thereafter the leading end portion of the rubbery strip is cut from the remainder of the strip for forming a cut segment having a predetermined length, the tire-building drum being there

Abstract: This invention relates to an apparatus for applying mainly a thin rubber sheet, such as an inner liner or insulation, onto a tire making drum, which is used in a series of raw tire making processes. The apparatus can realize a proper applying of the sheet in such a manner that the rubber sheet, not previously cut to a specified length although it is longer than the circumference of the drum, is pressed at the foremost end onto the tire making drum, is applied thereto in a length corresponding to about one circumference of the drum through rotary control thereof, is thereafter cut automatically to the specified length, and is subsequently applied at the rear end of the cut sheet onto the drum.

Abstract: To "set" the relative angular disposition of cords in plural inextensible belts on an inflated green tire carcass before it is cured in a mold, a roller is provided which momentarily presses a belt upon the carcass, thus "printing" the belt thereon at a fixed distance from the longitudinal axis of the carcass, and thereafter releases the belt. The carcass is inflated into a toroidal shape so that a point on the circumference of the carcass is at a predetermined inflated distance from the longitudinal axis of the carcass. The roller is placed on each belt to be "set" so that the roller contacts each belt prior to printing it on the carcass. The roller biases each belt on the carcass toward its (the carcass') longitudinal axis, and it is essential that the distance between the bottom surface of the roller and the longitudinal axis of the inflated carcass is maintained constant while each belt is in contact with the roller.

Abstract: A tire building machine including a building drum for receiving a belt-tread assembly and a pair of coaxial shafts having disc members freely rotatable thereon for receiving and supporting a tire carcass. The disc members and shafts are pivotally movable as a unit and the disc members are also movable with respect to one another for engaging annular beads formed on said carcass to effect a seal therewith and permit the introduction of air to inflate said carcass to assume a toroidal shape. A radially expansible and contractable transfer ring, that is axially movable, engages the belt-tread assembly and transfers same from the drum to the carcass prior to the pivoting of the carcass, belts and tread stock into engagement with a rotatably driven stitcher apparatus.

Abstract: Apparatus for gripping a tire bead, moving the tire vertically and axially over an extruder nozzle die to a position within the tire chamber where a continuous extruded strip is applied to an inside surface of the tire as the tire is rotated. The extruded strip may be applied in a plurality of side-by-side turns connected by angular portions provided by axial indexing of the tire in a predetermined amount for a predetermined time. Means are also provided for spreading the tire beads and pressing the strip against the tire surface without interfering with the movement of the tire over and around the extruder nozzle die.

Abstract: To "set" the relative angular disposition of cords in plural inextensible belts on an inflated green tire carcass before it is cured in a mold, a roller is provided which momentarily presses a belt upon the carcass, thus "printing" the belt thereon at a fixed distance from the longitudinal axis of the carcass, and thereafter releases the belt. The carcass is inflated into a toroidal shape so that a point on the circumference of the carcass is at a predetermined inflated distance from the longitudinal axis of the carcass. The roller is placed on each belt to be "set" so that the roller contacts each belt prior to printing it on the carcass. The roller biases each belt on the carcass toward its (the carcass') longitudinal axis, and it is essential that the distance between the bottom surface of the roller and the longitudinal axis of the inflated carcass is maintained constant while each belt is in contact with the roller.

Abstract: An automatic ply applying apparatus and method for forming an elastic annular body, such as a vehicle tire, by transporting each ply to a former, retaining a portion of the ply adjacent to the leading end of the former, applying the leading end portion of the ply to the peripheral surface of the former and applying the remaining portion of the ply to the peripheral surface of the former during rotation of the former.

Abstract: Disclosed herein is a method of forming a tire carcass on a porous sand core in the shape of the toroidal member, such method comprising the steps of helically wrapping rubber material about the body of the toroidal member, applying a vacuum through the porous toroidal member to the inner surface of the helically wrapped rubber material, applying force to the outer surface of the rubber material, helically winding wire about the body of the toroidal member over the outer surface of the already-wrapped rubber material, and helically wrapping additional rubber material about and over the wire and first-mentioned rubber material. A vacuum probe is introduced into the area of the helically wound wire, and force is applied to the additional, outer rubber material to urge it against the wire and against the first-mentioned rubber material.