Electronic gearshift apparatus of sub gearshift for 4 wheel...

Details Electronic gearshift apparatus of sub gearshift for 4 wheel... Electronic gearshift apparatus of sub gearshift for 4 wheel...

2007-07-10

2007-07-10

Lewis, Tisha (Department: 3681)

Machine element or mechanism

Gearing

Interchangeably locked

C074S335000

Reexamination Certificate

active

10533829

ABSTRACT:
An electronic gearshift device of a transfer case assembly for a four wheel drive vehicle is provided. The electric gearshift device comprises a motor, a camshaft rotatably driven by the motor, a rail member separated from the camshaft by a predetermined distance and positioned parallel to the camshaft; first and second forks installed on the rail member such that they are spaced apart from each other, and a cam fitted around and supported by the camshaft to selectively operate the first or second forks on the rail member to thereby effect gearshift.

REFERENCES:
patent: 5605201 (1997-02-01), McGinn et al.
patent: 6155126 (2000-12-01), Vogt et al.
patent: 6173624 (2001-01-01), Decker
patent: 6789440 (2004-09-01), Bigi
patent: 57065449 (1982-04-01), None
patent: 2000-205411 (2000-07-01), None
Search Report issued on Mar. 2, 2004 for International Application No. PCT/KR2003/002423.

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