| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 152154200 | With wear indicating feature | 44 |
| 20090008009 | Motor-Vehicle Tyre Provided with a Tread Pattern Wear Indicator - Tyre for motor-vehicles provided with a tread pattern wear indicator, where the tyre tread is formed by pattern parts in the form of circumferential ribs and/or in the form of blocks and contains at least one circumferential groove, wherein the indicator is arranged in the surface part of the pattern in the circumferential ribs or blocks, which are in contact with the road surface, and is in the form of sipes running radially into tyre tread, while the greatest depth of the indicator sipes is smaller than the depth (H) of the circumferential groove. The tread pattern wear indicator ( | 01-08-2009 |
| 20090078347 | TIRE TREAD DETECTION AND MEASUREMENT OF PHYSICAL VARIABLES OF A TIRE ON A MOVING VEHICLE - A tire tread sensing system includes a magnetic field sensor and a magnetic field source configured to magnetize magnetizable particles embedded in a tire tread. The magnetic field sensor is configured to measure a magnetic field strength associated with the magnetic field source and the magnetizable particles, and the magnetic field strength is indicative of a tire tread depth. Alternatively, the particles comprise alternating permanent magnets embedded in a tread portion of a tire. | 03-26-2009 |
| 20090095387 | Tire With Tread Having Full Depth Siping | 04-16-2009 |
| 20090095388 | Tire Tread With Tread Wear Indicator - A tire tread | 04-16-2009 |
| 20090114322 | TREAD MARKER, TIRE WITH INTEGRAL TREAD MARKERS, AND METHODS FOR PRODUCING BOTH - Disclosed are several embodiments of a colorized tread marker for a tire, a method of manufacturing the tread markers, as well as a tire incorporating the colorized markers within the tire tread and a method for manufacturing the tire. The tread markers serve as both aesthetic complements to the tires' visual appearance, such as indicia of the source of manufacture, distribution, or point of consumer purchase of the tire, as well as tread wear indicators that notify consumers when a tire is in need of replacement to help ensure the safety of a vehicle's occupants as well as the public at large. | 05-07-2009 |
| 20090272472 | PNEUMATIC TIRE - Provided is a pneumatic tire in which the deterioration of a tire material over time can be visually checked from its external appearance to determine the service life of the tire. The tire is characterized by including a deterioration indicator | 11-05-2009 |
| 20100108212 | PNEUMATIC TIRE - Provided is a pneumatic tire enabling an easy estimation of the presence or absence of an internal failure of the tire only by the observation of the external appearance of the tire, by interposing a detection layer mainly composed of at least one of a thermoplastic elastomer and a thermoplastic resin, which has a softening point of 50° C. to 150° C., in an interlayer between materials constituting the tire. | 05-06-2010 |
| 20100116388 | TRUCK RACING TIRE - The invention is directed to a pneumatic radial ply truck tire having a tread with a tread depth D, at least two circumferential grooves dividing the tread into at least a first shoulder circumferential rib, an intermediary circumferential rib, and a second shoulder circumferential rib, the tire being characterized by the tread having a base region disposed at depth D and a cap region over the base region, the base region and the cap region adjoining along a boundary, the cap region comprising a cap rubber composition having properties measured at 23° C. of: elongation of 400 to 500%, true tensile of 77 to 83 MPa, 300% modulus of 9 to 11 MPa, tensile strength of 14 to 15 MPa, shore A hardness of 63 to 68, rebound of 20 to 25%; and the base region comprising a base rubber composition having properties measured at 23° C. of: elongation of 470 to 520%, true tensile of 135 to 150 MPa, 300% modulus of 13 to 15.5 MPa, tensile strength of 22 to 25 MPa, shore A hardness of 63 to 67, rebound 50 to 55%. | 05-13-2010 |
| 20100193094 | Scented Tires - Tires for vehicles comprising at least one scented rubber compound and/or at least one scented non-rubber component. Additionally disclosed is where one or more pheromones are used, in addition to or in place of, the scent or fragrance of the pertinent rubber compound(s) or non-rubber component(s), and where scent is used as a wear warning in place of, or in addition to, the novelty scented rubber compound and/or novelty scented non-rubber component. Wear warning mechanisms other than scent are presented. Also disclosed is a plug or insert comprising varied attributes including, or in place of, scent that enables customization, where at least one plug or insert may be installed in the above-mentioned vehicle tires, and in other vehicle tires as well. | 08-05-2010 |
| 20100243116 | Tire Vulcanizing Die and Pneumatic Tire - An object of the present invention is to provide a pneumatic tire, in which a light is prevented from occurring on a wear indicator itself, edge portions and surfaces of a land portion located in the vicinity of the wear indicator, as well as a tire vulcanizing die therefor. In order to achieve the object, the main groove of the pneumatic tire includes on a groove bottom a wear indicator protruding by a predetermined height and in wall portions of the main groove located at both sides of the wear indicator as viewed in a width direction of the groove, at least one of the wall portions of the main groove is formed with at least one concave portion opening to a tread surface. | 09-30-2010 |
| 20100276044 | METHOD FOR DETERMINING THE PROFILE DEPTH OF A TIRE AND/OR A TIRE CHARACTERISTIC, AND A TIRE - A method used for determining a profile depth or wear on a tread of a tire of a vehicle, and/or a tire characteristic, a magnetic field being detected by a magnetic field sensor disposed in the interior of the tire, particularly in the area of the tread on the tire interior, or at a distance from the tire, particularly in the area of a wheel housing or a wheel well of the vehicle, the magnetic field being transmitted or changed by at least one indicator element disposed in the tread on the tire exterior. The current wear state of the tread and/or the tire characteristic, particularly a tire type and/or permissible top speed, is determined based on output signals of the magnetic field sensor. The invention further relates to tires. | 11-04-2010 |
| 20110079333 | MULTI-LEVEL TIRE TREADWEAR INDICATOR - A tire tread includes at least one tread element and a treadwear indicator. The tread element projects from a base of the tire tread. The tread element has a radially outermost surface for contacting a road surface. The treadwear indicator includes a first step and a second step radially offset from the first step. The first step has a first surface disposed radially inward of the outermost surface of the tread element. The second step is disposed radially inward of the outermost surface of the tread element. | 04-07-2011 |
| 20110126949 | TIRE TREAD WEAR INDICATOR AND MOLDING DEVICE FOR FORMING A TREAD WEAR INDICATOR - A tire tread for a vehicle tire is disclosed wherein the tread has at least one tread element projecting from the base of the tread and having a defined tread depth, with at least one tread element having a first hole and having a first outer cross-sectional shape that is constant for a first depth. A molding device for forming a tread wear indicator in a tread is also disclosed. The molding device includes a mold blade, the mold blade having a solid first portion having a defined depth, wherein the solid first portion has a cross-sectional shape that is constant for the defined depth. | 06-02-2011 |
| 20110259490 | TYRE WITH SOUND WEAR INDICATORS - A tyre includes a tread strip configured in such a way that, beyond a predetermined radial wear threshold, at least one pair of first and second sounding cavities is exposed. Each first and second sounding cavity is arranged respectively in a first and second circumferential groove of the tread strip. Each sounding cavity of the pair is connected to the other sounding cavity of the pair by a sounding channel formed in the tread strip. Each cavity of the pair and the associated channel:
| 10-27-2011 |
| 20110259491 | TYRES FOR MOTOR VEHICLES | 10-27-2011 |
| 20110290388 | TIRE WITH SIDE FEATURES FOR RESISTING IRREGULAR SHOULDER WEAR - A tire is provided having features on the side of the tire that provide improved protection against irregular wear. More specifically, apertures provided at certain depths, densities, and locations along the side of the tire can provide for improved wear patterns, including a decrease in irregular shoulder wear, particularly in regional applications. The apertures can be constructed as holes or incisions in various shapes and combinations. | 12-01-2011 |
| 20120097300 | RETREAD TIRE HAVING TREAD BAND MATCHED TO BASE TREAD - A retread tire and methods for its manufacture, the retread tire having a precured tread band bonded to a prepared bonding surface of a base portion of the tire. The precured tread band includes a back face bonded to the prepared bonding surface of the base portion of the tire and a tread groove bottom portion that extends below the back face of the tread band. The tread groove bottom portion may optionally include a void portion of the tread groove and may include the bottom wall of the tread groove and/or just the side walls of the bottom portion of the tread groove. Also included may be a base groove formed in the base portion of the tire and open to the prepared bonding surface of the tire, wherein the tread groove bottom of the tread groove is embedded within the base groove. | 04-26-2012 |
| 20120103484 | PNEUMATIC TIRE - A wear indicator provided on a tread surface is constituted of seven sipes of an uppermost sipe, a lowermost sipe and an intermediate sipe, each extending in a lateral direction; and an upper-left sipe, an upper-right sipe, a lower-left sipe and a lower-right sipe, each extending in a longitudinal direction. The sipe uses a combination of an indication part used to indicate a character, and a non-indication part having a narrower groove width and not used to indicate a character, in a depth direction of the sipe. Single numeral is indicated by the combination of the indication parts in the seven sipes, and the combination of the indication parts is changed in the depth direction of the sipe such that the numeral stepwise changes in the depth direction of the sipe. | 05-03-2012 |
| 20120103485 | REDUCED WEIGHT PRECURED TREAD BAND FOR RETREADED TIRE - Embodiments include a retreaded tire having a precured tread band bonded to a prepared bonding surface of a base portion of the tire. The precured tread band may include a tread groove having a bottom and a top, the top of the groove open to a ground contacting front face of the tread band, the precured tread band further comprising a back face, the back face bonded to a prepared bonding surface of a base portion of the tire. A base groove may be formed in the base portion of the tire and open to the prepared bonding surface of the tire, wherein the tread groove bottom is aligned over a length of the base groove. In some embodiments, the tread groove bottom may be open to the base groove over at least 50% or the entire length of the base groove. | 05-03-2012 |
| 20120103486 | RETREADED TIRE - Embodiments include retreaded tires having a precured tread band bonded to a prepared bonding surface of a base portion of the tire, the tread band including a primary groove having a top open to a ground contacting front face of the tread band and a secondary groove having a bottom open to a back face of the tread band, the back face bonded to the prepared bonding surface, wherein the groove top of the secondary groove is higher than a groove bottom of the primary groove so that the secondary groove top is opened to the ground contacting front face of the tread band prior to disappearance by wear of the primary groove. A base groove may be formed in the base portion of the tire and open to the prepared bonding surface of the tire, wherein the secondary groove bottom opens in fluid communication with the base groove. | 05-03-2012 |
| 20120125499 | TREAD WEAR INDICATOR - A tread wear indicator may be molded into the shoulder region of a tire tread and may have three symbols. Two of the symbols may be alphanumeric characters and the third symbol may surround the two symbols. All three symbols may be visible prior to wearing the tread. After the tread has been worn a first amount, the first symbol may be invisible and the second and third symbols may be visible to indicate to the user that a new tire will soon be required. After the tread has been worn a second amount, the first and second symbols may be invisible and the third symbol may be visible to indicate to the user that a new tire is required immediately. | 05-24-2012 |
| 20120193003 | INTERIOR TIRE SURFACE HAVING DEPTH INDICATOR - Embodiments of the present invention include a tire having depth indicators arranged along an interior tire surface and methods of removing material from an interior tire surface. Particular embodiments of the present invention include a tire having a pair of beads spaced axially along a rotational axis of the tire; an inner exposed surface extending between each pair of beads and annularly about the rotational axis of the tire, the inner exposed surface being spaced from an exterior surface of the tire by a thickness of the tire, the inner surface including a depth indicator having a feature, where the feature of the depth indicator corresponds to an inward distance extending from the inner exposed surface into a thickness of elastomeric material, the elastomeric material extending between the inner exposed surface and a reinforcement embedded within the tire thickness. Particular embodiments include a bladder for forming the tire. | 08-02-2012 |
| 20120273102 | TYRE HAVING MULTI-LEVEL AUDIBLE WEAR INDICATORS - A tyre for a vehicle has at least two predetermined radial wear thresholds. Beyond each threshold, a tread of the tyre is configured in such a way that the tread includes at least one set of at least one cavity, known as a “sounding” cavity, associated with that threshold. If a set includes a plurality of cavities, each cavity of the set is substantially aligned axially with each other cavity of the set. A number of the set(s) of cavity/cavities associated with each threshold is different from a number of the set(s) of cavity/cavities associated with each other threshold. The sets of sounding cavities are arranged in such a way that, beyond each threshold, the set(s) of sounding cavity/cavities associated with that threshold are evenly circumferentially distributed about the tyre. | 11-01-2012 |
| 20130186531 | TREAD MARKER, TIRE WITH INTEGRAL TREAD MARKERS, AND METHODS FOR PRODUCING BOTH - Disclosed are several embodiments of a colorized tread marker for a tire, a method of manufacturing the tread markers, as well as a tire incorporating the colorized markers within the tire tread and a method for manufacturing the tire. The tread markers serve as both aesthetic complements to the tires' visual appearance, such as indicia of the source of manufacture, distribution, or point of consumer purchase of the tire, as well as tread wear indicators that notify consumers when a tire is in need of replacement to help ensure the safety of a vehicle's occupants as well as the public at large. | 07-25-2013 |
| 20130199681 | METHOD FOR DESIGNING A MOULD AND A TYRE - The invention relates to a method for designing a curing mould for a tyre comprising at least one audible wear indicator, including the following steps ( | 08-08-2013 |
| 20130206291 | TIRE TREAD COMPRISING A WEAR INDICATOR - The invention relates to a tire tread for a passenger vehicle comprising a tread surface designed to come into contact with a ground when this tire is running. The tread comprises at least one internal cavity of elongate overall shape with a total length LC and width WC and a sipe less than 2 mm wide beginning partly or totally on the cavity. The sipe extends the cavity over the whole of the length LC while extending radially outwards in order to emerge on the tread surface. The cavity comprises a bottom and two lateral walls surrounding this bottom and extending in the length LC of the cavity. The bottom comprises a message intended for an observer of the tire and the message is at a distance from at least one lateral wall of the cavity, the distance between the message and the said lateral wall being at least equal to 5% of the width WC of the cavity. | 08-15-2013 |
| 20130228255 | PNEUMATIC TIRE - Bare can be prevented from occurring in a wear indicator. A pneumatic tire has a wear indicator | 09-05-2013 |
| 20130263984 | NOISE ATTENUATOR DEVICES FOR TIRES - A tire comprising a tread having a running surface, and at least one groove of generally circumferential orientation and a plurality of relief elements, each of which has a contact face with a transverse width Lt and lateral walls, at least one being provided with a plurality of devices for attenuating resonance noise, being formed in a relief element and comprising a cavity of elongate shape having a total length Lc and a total volume Vc, opening onto a lateral wall, having a total length Lc which is greater than the transverse width Lt, and a geometry comprising several cavity portions connected together, wherein the length Lc equal to the sum of the lengths of all the cavity portions, being extended over the whole of its length Lc by a sipe extending radially outwards opening onto the running surface, this tread being such that the sum Ly of the lengths projected in the transverse direction of each cavity is at least 1.5 times greater than the sum Lx of the lengths projected in the circumferential direction of each cavity. | 10-10-2013 |
| 20140041774 | SOLID TYRE PROVIDED WITH MEANS OF VISUAL INDICATION OF THE STATE OF EXCESSIVE WEAR - The present invention concerns a solid tyre ( | 02-13-2014 |
| 20140124108 | TYRE HAVING MULTILEVEL SONIC WEAR INDICATORS - A tyre includes two sets of acoustic (sonic) wear indicators associated with two wear thresholds. Noise is generated when each wear threshold is exceeded. Each wear indicator of each set of wear indicators is axially aligned with each other wear indicator of that set of wear indicators. A number of sets of wear indicators associated with each wear threshold is different from a number of sets of wear indicators associated with each other wear threshold. The sets of wear indicators associated with each wear threshold are evenly distributed circumferentially about the tyre. Each wear indicator is formed of a projection of rubber extending from a bottom portion of a circumferential groove of the tyre. | 05-08-2014 |
| 20140130948 | TYRE PROVIDED WITH SOUND CHANNELS - A tyre includes a tread with at most 30 channels distributed substantially evenly circumferentially about the tyre. Each channel is arranged so that, beyond a predetermined wear threshold, the channel satisfies the following conditions: (A) the channel opens into a tread pattern element of the tyre, and (B) the channel includes a mouth opening radially to outside of the tyre and is delimited by at least two edge corners that come into contact with a ground surface as the edge corners pass through a contact patch in which the tyre is in contact with the ground surface, in which a circumferential distance separating the edge corners from one another is greater than or equal to 2 mm, and preferably is greater than or equal to 4 mm. Before the predetermined wear threshold is reached, at least one of the conditions (A) and (B) is not met. | 05-15-2014 |
| 20140166168 | AUTONOMOUS, PLUG-IN WEAR OR ABRASION SENSING SYSTEM - An autonomous, plug-in and sacrificial wear sensing system including at least one wearable sensor, autonomous energy supply and means for remote radio-frequency communication. The system includes a tubular tread wear indicator body embedded within a tire tread element. The indicator body is centered within the tread element and is shaped in the form of a tube. The sensor element operably changes in at least one electromagnetically measurable physical parameter as the tread element wears radially inward. The system provides a full tread wear system including the algorithm for signal and data processing, buffering and decision making routines to remotely provide vehicle driver or owner with current tire wear status, tire type—vehicle—season match and with real-time estimation of remaining tire life. | 06-19-2014 |
| 20140174613 | TYRE COMPRISING SINGLE-STRIP AUDIBLE WEAR INDICATORS - A tyre includes a first-threshold projection and a second-threshold projection. The first-threshold projection extends radially from a bottom of a circumferential groove of the tyre. The first-threshold projection is arranged such that, once the tyre has exceeded a first wear threshold, the first-threshold projection comes into contact with a ground surface as the first-threshold projection passes through a contact area in which the tyre contacts the ground surface. The second-threshold projection extends radially from a bottom of a circumferential groove of the tyre. The second-threshold projection is arranged such that, once the tyre has exceeded a wear threshold indicative of a more advanced wear than the first wear threshold, the second-threshold projection comes into contact with the ground surface as the second-threshold projection passes through a contact area in which the tyre contacts the ground surface. A plurality of threshold projections may be evenly distributed circumferentially about the tyre. | 06-26-2014 |
| 20140246134 | PNEUMATIC TIRE - An object of the present invention is to provide a pneumatic tire capable of significantly increasing the possibility that the tire can be recycled as a base tire for a retreaded tire without so much sacrificing a product life of the tire prior to retreading. Specifically, the present inventions provides a pneumatic tire | 09-04-2014 |
| 20140290813 | TREAD PROFILE OF A PNEUMATIC VEHICLE TIRE WITH AN INDICATOR FOR REGROOVING THE PROFILE - A regroovable treat profile of a pneumatic vehicle tire includes a regrooving indicator formed with an additional indent in the base of the depression in the form of a blind hole lying transversely in relation to the main direction of extent (U) of the groove and having a length of extent (A | 10-02-2014 |
| 20140326375 | Pneumatic Tire - The pneumatic tire includes a belt layer that is formed by laminating a pair of cross belts and a circumferential reinforcing layer. Additionally, the pneumatic tire | 11-06-2014 |
| 20150034222 | TIRE AND SYSTEM FOR ACQUIRING DATA ASSOCIATED WITH TIRE - A non-pneumatic tire may include a support structure having an inner circumferential portion configured to be associated with a hub. The tire may further include a tread portion associated with an outer circumferential portion of the support structure. The tire may also include at least one sensor associated with at least one of the support structure and the tread portion and configured to generate signals indicative of at least one characteristic associated with at least one of the support structure and the tread portion. The tire may further include a receiver associated with at least one of the support structure and the tread portion and configured to receive signals from the at least one sensor. The tire may also include a transmitter associated with at least one of the support structure and the tread portion and configured to transmit the signals to a location remote from the tire. | 02-05-2015 |
| 20150328937 | WEAR INDICATOR FOR A CIVIL ENGINEERING TIRE - Tire for a civil engineering vehicle comprising a tread of high initial thickness E, this thickness corresponding to the thickness of material which can be worn during use, this tread comprising a smooth rolling surface, i.e. without any recesses, intended to come into contact with the ground during rolling, this tread being limited axially by lateral faces, these lateral faces being extended radially on the tire by sidewalls, this tread being provided with a wear indicator device to visually indicate a wear level of the said tread, this tire being such that the wear indicator device comprises, in combination, a plurality of grooves formed on at least one of the lateral faces of the tread and, for each groove, a visual index indicating a wear level corresponding to the percentage of the initial thickness E remaining to be worn. | 11-19-2015 |
| 20150343850 | Tire With Substantially Helicoid-Shaped Sipe - A tire includes a circumferential tread having a tread element disposed thereon, wherein the tread element includes a top surface that defines a first plane. The tire further includes at least one substantially helicoid-shaped sipe disposed in the tread element. The substantially helicoid-shaped sipe is defined by an opening in the top surface extending in a first direction in the first plane when the tire is new, and is further defined by a base extending in a second direction in a second plane parallel to the first plane. The second direction is disposed at an angle between 45° and 135° with respect to the first direction. | 12-03-2015 |
| 20150343852 | Pneumatic Tire - A pneumatic tire having grooves on a tread surface, wherein recessed sections are provided on groove wall surfaces of the grooves, and a photoluminescent material is adhered to the inside of the recessed sections. | 12-03-2015 |
| 20160039250 | TIRE TREAD DEPTH INDICATOR - A tire is provided. The tire includes a body. The body includes a first surface for supporting a plurality of treads. The plurality of treads extends at a pre-defined depth from the first surface to a second surface configured for ground contact. The treads include a third surface extending between the first surface and the second surface. The tire further includes a tread depth indicator molded on the third surface. The tread depth indicator includes a plurality of spaced tread depth markings provided on the third surface. Further, each of the plurality of tread depth markings are spaced apart at a predetermined distance from an adjacent tread depth marking. The plurality of tread depth markings indicates a progressive wear and reduction of the pre-defined depth of the plurality of treads relative to the second surface. | 02-11-2016 |
| 20160068026 | PNEUMATIC TIRE FOR AIRCRAFT - An object is to make it make it possible to, before a protecting layer is exposed, visually recognize that a final stage of wear of a tread has been reached. | 03-10-2016 |
| 20160082781 | METHOD AND SYSTEM FOR INDICATING WEAR OF TYRE IN A VEHICLE AND A TYRE THEROF - A tyre of a vehicle is disclosed in the present disclosure comprising at least one sensor, a control module and one or more indicators. The at least one sensor is located at a re-threading level of the tyre to sense contact with ground surface. Upon contact with the ground surface, the at least one sensor generates data. The control module receives the data from the at least one sensor through one or more connectors. Upon receiving the data, the control module determines a predefined condition. The control module transmits the data to a dashboard upon determining the predefined condition. The transmitted data is displayed on the dashboard which is communicatively connected to the control module for indicating wearing of the tyre. In an embodiment, the dashboard provides signal relating to the displayed data. The one or more indicators is communicatively connected to the dashboard to receive signal relating to the data for indicating wearing of the tyre. | 03-24-2016 |
| 20160159156 | TIRE HAVING WEAR INDICATOR - A pneumatic tire has a tread, a belt structure, and a carcass, the belt structure comprising: at least one zigzag belt structure, and a contrasting colored wear indicator located radially inward of the zigzag belt structure. | 06-09-2016 |
