Title:
WHEEL DISK AND VEHICLE WHEEL
Document Type and Number:
Japanese Patent JP2010179862
Kind Code:
A
Abstract:
To provide a vehicle wheel which avoids a weight increase of a wheel disk as much as possible and efficiently improves rigidity.
In the wheel disk having a disk hole, a peripheral edge of the disk hole is folded back in a U shape inside the direction of the thickness of the wheel disk. A folding-back angle of the peripheral edge is set to 60°or larger and 135°or smaller relative to an outer surface of the wheel disk. A maximum height H of the peripheral edge from the outer surface of the wheel disk is set to 1.5×D or larger and 2.5×D or smaller relative to the thickness D of a section in the direction of the thickness of the wheel disk. A plurality of the disk holes are arranged along a circumferential direction of the wheel disk.
Inventors:
ISHIKAWA SEIJI
Application Number:
JP2009026992A
Publication Date:
August 19, 2010
Filing Date:
February 09, 2009
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
B60B3/10; B60B3/04
Attorney, Agent or Firm:
Junichi Miyazono
Miyazono Yasuo
Miyazono Yasuo