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US 2013/0276335 A1Published application
Composite snow plow apparatus and method
OwnerDavid HANSENinventor
Life of this patent
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Abstract
The invention includes a snow plow blade made of a composite material. The invention also includes a snow plow system that incorporates a snow plow blade made of a composite material and that further includes a mounting area for a lift mechanism and threadable metal inserts.
Claims19
A snow plow system comprising:
- a composite blade;
- and
- a lift mechanism having one end attached to the composite blade for raising and lowering the composite blade, the lift mechanism having another end attached to a vehicle.
A snow plow apparatus adapted for attachment to a vehicle comprising:
- a core formed from a first material;
- a second material covering the core;
- resin infused into the second material and cured to form a composite material main body of the blade;
- a wear strip of a third material attached along a lower portion of the main body of the blade, the wear strip providing a wear surface to prevent wear of the main body of the blade;
- a set of support brackets attached to the blade, the support brackets supporting the blade and also including:
- at least one attachment element adapted for attaching a lifting mechanism to the support brackets;
- and
- at least one stop for limiting motion of the main body of the blade with respect to the lifting mechanism.
5 more elements
A method for forming a composite blade comprising:
- forming a main body as a core of a first material;
- adding strengthening elements to the core of first material;
- covering the main body and strengthening elements with woven fabric;
- infusing the fabric with a resin material, thereby forming a composite blade including a core of first material, at least one strengthening element of another material;
- and
- adding at least one mounting bracket to the main body to allow attachement of the composite blade to a vehicle.
3 more elements
Dependencies are inferred from the claim text.