VEHICLE STEERING DEVICE

Title:

VEHICLE STEERING DEVICE

Document Type and Number:

WIPO Patent Application WO/2008/059836

Kind Code:

A1

Abstract:

A planetary gear mechanism as a variable transmission ratio mechanism includes first and second sun gears, three first planetary gears, and three second planetary gears. The number of the teeth of the first sun gear, the number of the teeth of the first planetary gear, the number of the teeth of the second planetary gear, and the number of the teeth of the second sun gear are set to satisfy a predetermined special relationship. By this, the three first planetary gears are arranged at equal intervals in the direction of rotation of the first sun gear, and the three second planetary gears (22) are arranged at equal intervals in the direction of rotation of the second sun gear.

Inventors:

YAMANAKA KOSUKE (JP)
NAKANO SHIRO (JP)
HIGASHI KENJI (JP)

Application Number:

PCT/JP2007/072009

Publication Date:

May 22, 2008

Filing Date:

November 13, 2007

Export Citation:

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Assignee:

JTEKT CORP (JP)
YAMANAKA KOSUKE (JP)
NAKANO SHIRO (JP)
HIGASHI KENJI (JP)

International Classes:

B62D5/04; B62D6/00; F16H1/28; B62D101/00; B62D113/00; B62D119/00; B62D137/00

Foreign References:

JP2005170309A	2005-06-30
JP2004256087A	2004-09-16
JP2005344759A	2005-12-15
JPS60209362A	1985-10-21
JP2004293657A	2004-10-21
JP2005344759A	2005-12-15

Other References: