Appeal No. 2004-1223 Page 5
Application No. 09/842,142
the vehicle toy. Left and right rear wheels 44a, 44b are mounted on opposite ends of a
drive axle of the drive unit 38.
The suspension system 42 is provided with mechanisms which operate
independently of each other on opposite sides of the vehicle toy, each mechanism
connects the left or the right front wheel 40a, 40b to the body 34. Each front wheel 40a,
40b is rotatably mounted on a wheel axle 52 which is fixedly mounted on an upright
member 50 which is rotatably supported by an upright holder 54. The upright member
50 is inserted inside a mounting portion 54a of the upright holder 54, which portion 54a
forms a channel-like shape in section. The upright member 50 is rotatably mounted on
a king pin 56 provided through such inserted portion. This king pin 56 is disposed
inside (toward the vehicle body) a center line A of each of the left and right front wheels
40a, 40b; the king pin is lined up with a line (i.e. a king pin axis B) which at its upper
end is slightly inclined to a center of the vehicle body; and, the king pin penetrates the
mounting portion 54a of the upright holder 54, the upright member 50, and a
through-hole 52d of the inner end of the wheel axle 52. The king pin axis B intersects
with the ground surface at a point B'. A lower end portion of the upright member 50 is
connected to an outer end of a steering rod 58.
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Last modified: November 3, 2007