Title:
AUTOMOBILE DISC WHEEL
Document Type and Number:
Japanese Patent JP2004026017
Kind Code:
A
Abstract:
To provide an automobile disc wheel having totally improved durability performance.
A circular groove portion 22 is arranged along a circumferential direction in a fitting boundary area 21 located right outside a fitting surface 20 of a disc flange portion 11 of a wheel disc 4 to a wheel rim 2. Thereby, high-level durability performance can be developed which is sufficient to satisfy both of rotation bending durability test and radial load durability test, as criteria for measuring the durability performance of the automobile disc wheel 1, which brings about the advantage of increasing a degree of freedom in designing a product.
Inventors:
Fukaya, Noriyuki
Application Number:
JP2002000185293
Publication Date:
January 29, 2004
Filing Date:
June 25, 2002
Export Citation:
Assignee:
CHUO MOTOR WHEEL CO LTD
International Classes:
B60B3/04; B60B3/00; (IPC1-7): B60B3/04