Title:
PNEUMATIC RADIAL TIRE
Document Type and Number:
WIPO Patent Application WO/2000/053436
Kind Code:
A1
Abstract:
A pneumatic radial tire having a tire component consisting of a steel cord, wherein the steel cord has (a) a 1+N structure in which N pieces of sheath filaments are twisted around a core filament permanently formed into a spiral shape in a cord longitudinal direction, (b) a flat cross-sectional shape, (c) an open structure where the sheath filaments have clearances between adjoining filaments at the cord cross section, (d) the core filament cut into clearances between the filaments, and (e) the spiral direction of the core filament aligned with the twisting direction of the sheath filaments.
Inventors:
KOMATSU RYUZO (JP)
IMAMIYA SUSUMU (JP)
IMAMIYA SUSUMU (JP)
Application Number:
PCT/JP2000/001460
Publication Date:
September 14, 2000
Filing Date:
March 10, 2000
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
KOMATSU RYUZO (JP)
IMAMIYA SUSUMU (JP)
KOMATSU RYUZO (JP)
IMAMIYA SUSUMU (JP)
International Classes:
B60C9/00; B60C9/08; B60C9/22; B60C9/26; B60C15/06; D07B1/06; (IPC1-7): B60C9/00; D07B1/06
Foreign References:
| JP2000096466A | 2000-04-04 | |||
| JP2000073285A | 2000-03-07 |
Other References:
See also references of EP 1110759A4
Attorney, Agent or Firm:
Ogawa, Shin-ichi (Noguchi & Saika International Patent
Office Halifax Shiba Building 3-10, Shiba-Koen 1-chome Minato-ku Tokyo, JP)
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