Patents Assigned to Hankook Tire Co., Ltd.
  • Patent number: 11613146
    Abstract: 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: Grant
    Filed: November 29, 2018
    Date of Patent: March 28, 2023
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Soon Hong So, Kwang Yong Lee, Chang Hyo Hong, Byung Lip Kim, Jung Ho Son
  • Patent number: 11607917
    Abstract: 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: Grant
    Filed: July 3, 2020
    Date of Patent: March 21, 2023
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Soon Hong So, Jeong Heon Kim
  • Patent number: 11312185
    Abstract: 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: Grant
    Filed: December 3, 2018
    Date of Patent: April 26, 2022
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Jae Gang Park, Dong Uk Lee, Ha Eun Koog
  • Patent number: 11260700
    Abstract: 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: Grant
    Filed: November 19, 2018
    Date of Patent: March 1, 2022
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Eun Sil Lee, Myeong Rak Choi
  • Patent number: 11235624
    Abstract: 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: Grant
    Filed: November 19, 2018
    Date of Patent: February 1, 2022
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Hae In Jeon, Eun Chang Chun, Ha Eun Koog
  • Patent number: 11117425
    Abstract: 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: Grant
    Filed: December 3, 2018
    Date of Patent: September 14, 2021
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Ki Bum Kim, Su Jin Son, Il Sik Kim, Chang Hyo Hong
  • Patent number: 11059958
    Abstract: 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: Grant
    Filed: May 12, 2017
    Date of Patent: July 13, 2021
    Assignee: HANKOOK TIRE CO., LTD.
    Inventor: Han Ki Park
  • Patent number: 11059330
    Abstract: 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: Grant
    Filed: November 19, 2018
    Date of Patent: July 13, 2021
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Jae Surb Byeon, Ha Eun Koog
  • Patent number: 11034193
    Abstract: 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: Grant
    Filed: February 3, 2017
    Date of Patent: June 15, 2021
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Gui Jung Sohn, Hun Cheol Shin
  • Patent number: 11014415
    Abstract: 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: Grant
    Filed: December 1, 2016
    Date of Patent: May 25, 2021
    Assignee: HANKOOK TIRE CO., LTD.
    Inventor: Hyun Kyu Lee
  • Patent number: 11007825
    Abstract: 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: Grant
    Filed: January 2, 2018
    Date of Patent: May 18, 2021
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Eun Chang Chun, Yong Keun Kim, Myeong Rak Choi
  • Patent number: 10836128
    Abstract: 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: Grant
    Filed: April 7, 2017
    Date of Patent: November 17, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventor: Dae-Keun Lee
  • Patent number: 10780741
    Abstract: 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: Grant
    Filed: November 19, 2017
    Date of Patent: September 22, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Ji Hyun Park, Sang Keol Lee, Jung Hun Choi, Sang Jin Lee
  • Patent number: 10773555
    Abstract: 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: Grant
    Filed: March 12, 2018
    Date of Patent: September 15, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventor: Sang Tak Joo
  • Patent number: 10766315
    Abstract: 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: Grant
    Filed: February 24, 2017
    Date of Patent: September 8, 2020
    Assignee: Hankook Tire Co., Ltd.
    Inventor: Jong Guk Kim
  • Patent number: 10744828
    Abstract: 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: Grant
    Filed: February 15, 2018
    Date of Patent: August 18, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Soon Hong So, Jeong Heon Kim
  • Patent number: 10737538
    Abstract: 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: Grant
    Filed: November 14, 2016
    Date of Patent: August 11, 2020
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Soon Hong So, Jeong Heon Kim
  • Patent number: 10711122
    Abstract: 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: Grant
    Filed: October 25, 2018
    Date of Patent: July 14, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Sang Keol Lee, Chang Ho Song, Ji Yeon Lee
  • Patent number: D894112
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: August 25, 2020
    Assignee: HANKOOK TIRE CO., LTD.
    Inventors: Ha Eun Koog, Sung Hee Youn
  • Patent number: D913205
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: March 16, 2021
    Assignee: HANKOOK TIRE CO., LTD.
    Inventor: Ha Eun Koog