THREE POSITION WING FOR SNOWPLOW
First Claim
Patent Images
1. A snowplow assembly comprising:
- a snowplow frame that is attachable to an associated vehicle;
a snowplow blade that is attachable to the snowplow frame and that has a snowplow surface for use in plowing associated snow, the snowplow blade comprising upper and lower edges and first and second ends;
a wing that is pivotally attached to the first end of the snowplow blade and that has a snowplow surface for use in plowing associated snow;
a manually operable adjustment mechanism that is operatively attached to snowplow blade and the wing, the adjustment mechanism releasably secures the wing in at least two different positions relative to the snowplow blade.
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Accused Products
Abstract
A snowplow wing attached to the end of a snowplow blade may be manually adjusted into position to increase the operative width of the snowplowing surface, and otherwise capture or direct the flow of snow being plowed
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Citations
20 Claims
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1. A snowplow assembly comprising:
- a snowplow frame that is attachable to an associated vehicle;
a snowplow blade that is attachable to the snowplow frame and that has a snowplow surface for use in plowing associated snow, the snowplow blade comprising upper and lower edges and first and second ends; a wing that is pivotally attached to the first end of the snowplow blade and that has a snowplow surface for use in plowing associated snow; a manually operable adjustment mechanism that is operatively attached to snowplow blade and the wing, the adjustment mechanism releasably secures the wing in at least two different positions relative to the snowplow blade. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
- a snowplow frame that is attachable to an associated vehicle;
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14. A method comprising the steps of:
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(A) providing a snowplow blade that is attached to an associated vehicle and that has a surface for use in plowing associated snow, the snowplow blade comprising upper and lower edges and first and second ends; (B) providing a wing that that has;
a forward face having a snowplow surface for use in plowing associated snow, a rear face, a top edge, a bottom edge, an inboard edge, and an outboard edge;(C) providing a manually operable adjustment mechanism comprising;
a first member having a first end, a second end, and at least two holes;
a second member having a first end, a second end, and a hole; and
a positioning pin;(D) pivotally attaching the wing to the first end of the snowplow blade; (E) attaching the first end of the first member to the snowplow blade; (F) attaching the first end of the second member to the rear face of the wing; (G) manually positioning the second member so that the hole in the second member aligns with one of the holes in the first member; and (H) inserting the positioning pin through the aligned holes in the first member and the second member so that the first and second member are securely maintained in a predetermined position. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification