Title:
TIRE HAVING BEAD PORTION FOR IMPROVING TRANSVERSE RIGIDITY AND DURABILITY
Document Type and Number:
WIPO Patent Application WO/2023/214810
Kind Code:
A1
Abstract:
An embodiment of the present invention provides a tire having a bead portion for improving transverse rigidity and durability. The tire having a bead portion for improving transverse rigidity and durability according to an embodiment of the present invention comprises: a bead bundle positioned on the bead portion of the tire; a bead filler having a lower end portion coupled to the upper surface portion of the bead bundle, the bead filler being disposed to extend from the bead bundle to a side wall; a carcass coupled to the inner surface of the side wall of the tire and disposed to extend such that the inner surface of the bead filler and the lower portion of the bead bundle are surrounded; an inner liner coupled to the inner surface of the carcass and disposed to extend to the bottom surface portion of the carcass; rim cushion rubber coupled to extend from the lower inner surface of the inner liner to the bottom surface portion of the carcass, thereby surrounding one edge of the carcass, the rim cushion rubber being disposed to extend to the upper portion of the bead filler; and side wall rubber coupled to the upper portion of the carcass and disposed to extend to the rim cushion rubber, thereby being coupled to the upper end portion of the bead filler and to the rim cushion rubber. One edge corresponding to one end of the carcass is disposed adjacent to the bead bundle and is positioned below a rim flange of the tire.
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Inventors:
PARK MOON CHEOL (KR)
KIM SUN MYUNG (KR)
KIM SUN MYUNG (KR)
Application Number:
PCT/KR2023/006079
Publication Date:
November 09, 2023
Filing Date:
May 03, 2023
Export Citation:
Assignee:
HANKOOK TIRE & TECH CO LTD (KR)
International Classes:
B60C15/00; B60C15/06
Foreign References:
| JP2002178724A | 2002-06-26 | |||
| JP2005112042A | 2005-04-28 | |||
| JP2009227236A | 2009-10-08 | |||
| JP2017136910A | 2017-08-10 | |||
| JP2005008071A | 2005-01-13 |
Attorney, Agent or Firm:
HAN, Sang Soo (KR)
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