Wheel support system for agricultural sprayer
AssigneeHagie Manufacturing Company
InventorJames A. Schaffer
Life of this patent
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Abstract
A wheel support assembly comprising a leg coupled to a wheel and rotatably coupled within a journal, wherein the end of the leg opposite the wheel is provided with a lateral planar surface, and a base plate is provided over the journal with a collar secured to the base plate and having a substantially flat surface is secured around the inner leg with the substantially flat surface provided over the planar surface. The wheel support assembly is also provided with a spring secured to a spring plate and means for rotating the base plate relative to the spring plate.
Claims20
1) A steering mechanism for a ride height adjustable vehicle comprising:
- (a) a journal;
- (b) a leg rotatably coupled within said journal, said leg having a first end and a second end;
- (c) a wheel coupled to said first end of said leg;
- (d) a base plate secured to said second of said leg;
- (e) a spring having a first end and a second end;
- (f) a first upright having a first end and a second end, wherein said first end of said first upright is secured to said journal and wherein said second end of said first upright is coupled to said second end of said spring;
- (g) a second upright substantially parallel w/said first upright, said second upright having a first end and a second end, wherein said first end of said second upright is secured to said journal and wherein said second end of said second upright is coupled to said second end of said spring;
- (h) a spring plate secured to said first end of said spring, wherein said spring plate is sidably coupled to said first upright and wherein said spring plate is slidably coupled to said second upright;
- and
- (i) means secured to said base plate and to said spring plate for rotating said base plate relative to said spring plate.
A ride height adjustable vehicle comprising:
- (a) a frame;
- (b) a fluid tank with a capacity in excess of forty liters;
- (c) means coupled to said fluid tank for dispensing a fluid onto the ground;
- (d) a steering mechanism comprising:
- (i) a journal;
- (ii) a leg rotatably coupled within said journal, said leg having a first end and a second end;
- (iii) a wheel coupled to said first end of said leg;
- (iv) a base plate secured to said second of said leg;
- (v) a spring having a first end and a second end;
- (vi) a first upright having a first end and a second end, wherein said first end of said first upright is secured to said journal and wherein said second end of said first upright is coupled to said second end of said spring;
- (vii) a second upright substantially parallel w/said first upright, said second upright having a first end and a second end, wherein said first end of said second upright is secured to said journal and wherein said second end of said second upright is coupled to said second end of said spring;
- (viii) a spring plate secured to said first end of said spring, wherein said spring plate is slidably coupled to said first upright and wherein said spring plate is slidably coupled to said second upright;
- and
- (ix) a linear actuator secured between said base plate and said spring;
- and
- (e) means for driving said wheel.
Dependencies are inferred from the claim text.