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US 5,676,413 AGranted
Roof snow rake blade
AssigneeGarelick Mfg. Co.
InventorCharles J. Hauck
Life of this patent
Estimating the term…
Abstract
A roof snow rake blade has a spacer, preferably in the form of a roller, attached at its bottom edge to space the bottom edge away from the roofing while not interfering with the normal snow-removal function of the blade.
Claims4
A roof snow rake blade comprising:
- a sheet of stiff metal having a lower elongated edge for inserting down into the snow on top of a roof toward the roof;
- an opening formed in the blade just above the lower edge of said sheet of metal;
- and
- roller means in said opening rotatably attached along its axis to the lower edge of said sheet so that the roller means spaces the lower edge away from the roof top.
1 more element
A roof snow rake blade comprising:
- a sheet of stiff metal having a lower elongated edge for inserting down into the snow on top of a roof;
- plural openings formed in the blade adjacent the lower edge;
- rollers in said openings rotatably attached along their axes to said lower edge for spacing the lower edge away from the roof top.
Dependencies are inferred from the claim text.