Title:
自動車用ホイールディスク
Document Type and Number:
Japanese Patent JP4669064
Kind Code:
B2
Abstract:
A vehicle wheel disk includes a plurality of spoke portions extending radially outwardly from a hub coupling portion with vent windows between the spokes. Each spoke includes a bottom wall and axially extending side walls, with a radially outer disk portion connecting the radially outer ends of the spokes. A connecting wall connects a pair of spoke side portions on opposite sides of the vent window in the circumferential direction of the wheel. The spoke bottom wall includes an axially extending inclined portion and a radially extending main portion. A spoke strengthening wall extends circumferentially from the axial end of the spoke side wall. The connecting wall includes a vent window surrounding portion, a vent window surrounding curved portion, and a crest wall portion of a radially inwardly protruding protrusion.
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Inventors:
Kihara Yuji
Yoshinobu Sakashita
Yoshinobu Sakashita
Application Number:
JP2009254765A
Publication Date:
April 13, 2011
Filing Date:
November 06, 2009
Export Citation:
Assignee:
Topy Industries, Ltd.
International Classes:
B60B3/04
Domestic Patent References:
| JP2005509552A | ||||
| JP2005507810A | ||||
| JP2005507334A | ||||
| JP11254901A | ||||
| JP10264601A |
Attorney, Agent or Firm:
Keio Tabuchi
Tomoo Tabuchi
Tomoo Tabuchi
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