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US 10,306,843 B2Granted
Backpack leaf blower
AssigneeTechtronic Outdoor Products Technology Limited
InventorsClinton C. Thackery, Charles K. Long
Life of this patent
Estimating the term…
Abstract
A leaf blower to be worn by a user. The leaf blower including a frame having a back plate defining a back plate plane and a blower system coupled to the frame. The blower system includes a motor having drive shaft, the drive shaft defining an axis, and the axis forms an angle with respect to the back plate plane between about 5 degrees and about 35 degrees.
Claims5
A leaf blower to be worn by a user, the leaf blower comprising:
- a frame including a back plate and a base plate extending from the back plate, a fixed angle being formed between the back plate and the base plate, the fixed angle being between about 55 degrees and about 85 degrees;
- and
- a blower system coupled to the base plate of the frame, the blower system including an impeller and a housing at least partially encompassing the impeller and defining an inlet and a housing outlet, the blower system defining a working plane that is substantially perpendicular to the axis of rotation of the impeller, and wherein the working plane is also substantially parallel to the base plate.
A leaf blower to be worn by a user, the leaf blower comprising:
- a frame including a back plate defining a back plate plane and a base plate extending from the back plate, a first fixed angle being formed between the back plate and the base plate, the first fixed angle being between about 55 degrees and about 85 degrees;
- and
- a blower system coupled to the base plate of the frame, the blower system including a motor having a drive shaft, the drive shaft having a lower end positioned toward the base plate and an opposite upper end positioned closer to the back plate, the drive shaft defining a shaft axis extending between the lower end and the upper end, the shaft axis forming a second angle with the back plate plane between about 5 degrees and about 35 degrees.
Dependencies are inferred from the claim text.