Patents Assigned to Hankook Tire Co., Ltd.
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Patent number: 11613146Abstract: Provided is a container structure for attaching sensors to tires and, more particularly, to a container structure for attaching sensors to tires, the container structure being able to prevent sensors attached to tires from being damaged by intense heat. The container structure can include: a bottom container that is attached to the inner liner of a tire; a top container that extends from the top of the bottom container and has an insertion space in which a sensor can be inserted; and a channel part that is formed on the inner side of the top container, in which the channel part is provided such that air can cool the sensor by flowing inside and outside with the sensor inserted in the top container.Type: GrantFiled: November 29, 2018Date of Patent: March 28, 2023Assignee: Hankook Tire Co., Ltd.Inventors: Soon Hong So, Kwang Yong Lee, Chang Hyo Hong, Byung Lip Kim, Jung Ho Son
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Patent number: 11607917Abstract: The disclosed technology generally relates to an installation structure for installing a sensor module, and more particularly relates to an installation structure for installing a sensor module on a tire, and to a method of manufacturing the installation structure. In one aspect, the installation structure includes a sensor module housing configured to accommodate a sensor module and at least one sensor patch each comprising a bonding portion configured to attach to an inner side of a tire and a pressing portion configured to place and maintain the sensor module housing in contact with an installation position on the inner side of the tire. The pressing portion is configured to apply a downward pressure on a top portion of the sensor module housing by elastically extending and contracting.Type: GrantFiled: July 3, 2020Date of Patent: March 21, 2023Assignee: Hankook Tire Co., Ltd.Inventors: Soon Hong So, Jeong Heon Kim
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Patent number: 11312185Abstract: Provided is a tire capable of efficiently discharging water, which is additionally absorbed through a plurality of flow tubes, through the flow tubes and a drain tube, thereby improving wet grip performance. The tire with enhanced wet grip includes a kerf formed on a block to discharge water introduced thereinto to a groove, a drain tube formed in the kerf in its longitudinal direction and connected to the groove to discharge the water to the groove, and a flow tube formed in the kerf toward the drain tube from an inlet of the kerf, into which the water is introduced, and connected to the groove or the drain tube.Type: GrantFiled: December 3, 2018Date of Patent: April 26, 2022Assignee: Hankook Tire Co., Ltd.Inventors: Jae Gang Park, Dong Uk Lee, Ha Eun Koog
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Patent number: 11260700Abstract: The present invention relates to a tire with main kerfs and sub-kerfs, and more particularly, to a tire with main kerfs and sub-kerfs, which maintains drainage performance and running and braking performance by additionally including an auxiliary groove and improves a flow of air and drainage performance by including an auxiliary flow tube.Type: GrantFiled: November 19, 2018Date of Patent: March 1, 2022Assignee: Hankook Tire Co., Ltd.Inventors: Eun Sil Lee, Myeong Rak Choi
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Patent number: 11235624Abstract: A tire includes a reinforcing rib formed on a groove to prevent irregular wear of a tread and including an auxiliary hidden groove formed in the groove to enhance capabilities of water absorption and drainage of the tire even when the reinforcing rib is formed on the groove. The tire can include a reinforcing rib coupled to a first sidewall, which is one of both sidewalls forming the groove, and protruding toward the groove from the first sidewall, a hidden groove formed in one portion of a second sidewall which is the other of the sidewalls forming the groove, and a remaining tread part protruding toward the groove from a side surface of the hidden groove, the remaining tread part being the other portion of the second sidewall.Type: GrantFiled: November 19, 2018Date of Patent: February 1, 2022Assignee: Hankook Tire Co., Ltd.Inventors: Hae In Jeon, Eun Chang Chun, Ha Eun Koog
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Patent number: 11117425Abstract: Disclosed is a tire configured for reducing noise during running of the tire by forming a predetermined shape in a groove of the tire to reduce a peak of air column resonance sound. The tire with reduced noise includes a first protrusion formed on a sidewall of a groove, protruding in a depth direction of the groove, and dispersing sound waves generated in a tread, and a second protrusion formed on the sidewall of the groove, protruding in a longitudinal direction of the groove, and dispersing sound waves generated in the tread.Type: GrantFiled: December 3, 2018Date of Patent: September 14, 2021Assignee: Hankook Tire Co., Ltd.Inventors: Ki Bum Kim, Su Jin Son, Il Sik Kim, Chang Hyo Hong
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Patent number: 11059958Abstract: Disclosed is a rubber composition for protecting a sidewall of a tire from ozone and a tire manufactured using the same. More specifically, disclosed is a tire including a rubber sheet for preventing aging between a sidewall and a carcass, wherein the rubber sheet for preventing aging includes a rubber composition including 100 parts by weight of a base rubber, 20 to 60 parts by weight of carbon black, and 2 to 5 parts by weight of an amine-based anti-aging agent. The tire produced from the rubber composition has an effect of exhibiting significantly improved ozone resistance without changing a degree of blackness in terms of appearance.Type: GrantFiled: May 12, 2017Date of Patent: July 13, 2021Assignee: HANKOOK TIRE CO., LTD.Inventor: Han Ki Park
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Patent number: 11059330Abstract: A tire having includes a V-shaped kerf to increase the directionality of running of the tire and having a drainage section at the lower side of the kerf to enhance (e.g., improve) the water drainage performance. The tire having V-shaped kerfs includes a kerf formed on a block and allowing water introduced thereinto to be discharged to a groove, and a drainage section connected to the groove to discharge the water to the groove, the drainage section being a space defined in the longitudinal direction of the kerf.Type: GrantFiled: November 19, 2018Date of Patent: July 13, 2021Assignee: Hankook Tire Co., Ltd.Inventors: Jae Surb Byeon, Ha Eun Koog
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Patent number: 11034193Abstract: Disclosed is a pneumatic tire with a bead having enhanced endurance, more particularly, a pneumatic tire with a bead having enhanced stiffness in which at least one bead core is provided and a carcass does not have a turn-up structure at an end thereof such that stiffness of the bead and sidewall is enhanced. The pneumatic tire includes bead cores in which multi-layered bead wire cords are coiled, bead fillers adhering to the bead cores having at least two rows, and a carcass ply disposed between the bead cores of the bead fillers, the carcass ply having a linear shape without a turn-up structure, wherein a left bead filler and a right bead filler including the bead cores including the bead wire cords are disposed at both sides of the carcass ply, and each of the left and right bead fillers has a diameter decreasing upward from a bead base.Type: GrantFiled: February 3, 2017Date of Patent: June 15, 2021Assignee: HANKOOK TIRE CO., LTD.Inventors: Gui Jung Sohn, Hun Cheol Shin
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Patent number: 11014415Abstract: A pneumatic tire for resonance noise reduction, which includes a plurality of resonance noise-reducing members that are disposed along the circumferential direction of the inner liner of a tire, and are formed to protrude from the inner liner so as to reduce the interference of the resonance noises generated inside the tire. The resonance noise-reducing members are formed at an irregular interval of disposition along the circumferential direction of the inner liner.Type: GrantFiled: December 1, 2016Date of Patent: May 25, 2021Assignee: HANKOOK TIRE CO., LTD.Inventor: Hyun Kyu Lee
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Patent number: 11007825Abstract: A tire that can attach and detach and that can prevent splash when running a wet road and cool discharging a heat is provided. The tire having a tread and a shoulder portion connected to the tread includes a protector portion provided in a circumferential direction at a side surface of the shoulder portion and in which a plurality of penetration portions are formed at a predetermined gap in a length direction; a plurality of protruding portions provided in the protector portion and formed at a predetermined gap in a length direction of the protector portion; and a plurality of installation grooves formed at a side surface of the shoulder portion such that the protruding portion attaches or detaches when the protruding portion enters or discharges.Type: GrantFiled: January 2, 2018Date of Patent: May 18, 2021Assignee: HANKOOK TIRE CO., LTD.Inventors: Eun Chang Chun, Yong Keun Kim, Myeong Rak Choi
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Patent number: 10836128Abstract: An embodiment of the present invention provides an air injection valve-integrated spray for spraying and applying polyurethane foam to a desired portion of a tire. The spray includes a polyurethane foam chamber disposed at an end of a coupling portion and keeping polyurethane foam under pressure and an air delivery chamber delivering air injected from an air injection valve to a breaking portion of the polyurethane foam chamber, in which the breaking portion of the polyurethane foam chamber is broken by air coming out of the air delivery chamber, so the polyurethane foam is sprayed.Type: GrantFiled: April 7, 2017Date of Patent: November 17, 2020Assignee: HANKOOK TIRE CO., LTD.Inventor: Dae-Keun Lee
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Patent number: 10780741Abstract: Disclosed are a rubber composition for tire treads which includes raw rubber including a natural rubber, a solution-polymerized styrene butadiene rubber and a neodymium butadiene rubber, a reinforcing filler including highly dispersible silica and carbon black and a natural oil having an unsaturated fatty acid content of 60 to 90% by weight, and a tire manufactured from the same. The tire manufactured from the rubber composition for tire treads according to the embodiment of the present invention can exhibit excellent braking performance, abrasion resistance and durability.Type: GrantFiled: November 19, 2017Date of Patent: September 22, 2020Assignee: HANKOOK TIRE CO., LTD.Inventors: Ji Hyun Park, Sang Keol Lee, Jung Hun Choi, Sang Jin Lee
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Patent number: 10773555Abstract: Disclosed herein is a kerf of a winter tire capable of easily discharging snow therefrom and further improving braking performance and drainage performance on a wet road. The kerf includes a kerf inlet portion formed in the shape of a sawtooth-type zigzag wave in a block of one of a tread and a shoulder of the tire in the circumferential direction of the tire, a pipe-shaped flow passage portion formed in a lower portion of the block and having a width that is greater than or equal to the width of the kerf inlet portion, and a connection channel for connecting the kerf inlet portion and the flow passage portion to each other. The sawtooth-type zigzag wave has an amplitude that gradually decreases in the depth direction of the block, and the connection channel has a width that gradually decreases from the kerf inlet portion to the flow passage portion.Type: GrantFiled: March 12, 2018Date of Patent: September 15, 2020Assignee: HANKOOK TIRE CO., LTD.Inventor: Sang Tak Joo
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Patent number: 10766315Abstract: The present invention provides a tire having improved bead endurance in which cords of a steel chafer are waved and the advancing direction of the waves of the steel chafer is perpendicular to the advancing direction of carcass cords, thereby minimizing cracks at an edge of the carcass. The tire having a chafer structure for enhancing bead endurance includes: a carcass having carcass cords; and a steel chafer covering the carcass and having a plurality of waved chafer cords.Type: GrantFiled: February 24, 2017Date of Patent: September 8, 2020Assignee: Hankook Tire Co., Ltd.Inventor: Jong Guk Kim
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Patent number: 10744828Abstract: A tire including a contact charging type self-power generation module, and more particularly, a tire including a contact charging type self-power generation module that can generate electricity by charging static electricity occurring within a tire and a sound-absorbing material of the tire and that can operate a sensor using the generated electricity is provided.Type: GrantFiled: February 15, 2018Date of Patent: August 18, 2020Assignee: HANKOOK TIRE CO., LTD.Inventors: Soon Hong So, Jeong Heon Kim
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Patent number: 10737538Abstract: The disclosed technology generally relates to an installation structure for installing a sensor module, and more particularly relates to an installation structure for installing a sensor module on a tire, and to a method of manufacturing the installation structure. In one aspect, the installation structure includes a sensor module housing configured to accommodate a sensor module and at least one sensor patch each comprising a bonding portion configured to attach to an inner side of a tire and a pressing portion configured to place and maintain the sensor module housing in contact with an installation position on the inner side of the tire. The pressing portion is configured to apply a downward pressure on a top portion of the sensor module housing by elastically extending and contracting.Type: GrantFiled: November 14, 2016Date of Patent: August 11, 2020Assignee: Hankook Tire Co., Ltd.Inventors: Soon Hong So, Jeong Heon Kim
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Patent number: 10711122Abstract: Provided are a rubber composition for a tire tread having improved braking performance, abrasion performance, and anti-aging performance, and a tire manufactured using this rubber composition. Disclosed is a rubber composition for a tire tread, the composition including 100 parts by weight of raw material rubber, 60 to 130 parts by weight of a reinforcing filler, and 10 to 60 parts by weight of modified natural oil, wherein the modified natural oil includes 50% to 90% by weight of a first natural oil; and 10% to 50% by weight of a second natural oil having a weight average molecular weight that is 2 to 10 times the weight average molecular weight of the first natural oil, with respect to the total weight of the modified natural oil.Type: GrantFiled: October 25, 2018Date of Patent: July 14, 2020Assignee: HANKOOK TIRE CO., LTD.Inventors: Sang Keol Lee, Chang Ho Song, Ji Yeon Lee
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Patent number: D894112Type: GrantFiled: January 22, 2019Date of Patent: August 25, 2020Assignee: HANKOOK TIRE CO., LTD.Inventors: Ha Eun Koog, Sung Hee Youn
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Patent number: D913205Type: GrantFiled: January 22, 2019Date of Patent: March 16, 2021Assignee: HANKOOK TIRE CO., LTD.Inventor: Ha Eun Koog