Roof shingle stripper, grinder, and blower

Details Roof shingle stripper, grinder, and blower Roof shingle stripper, grinder, and blower

2010-01-06

2011-12-27

Francis, Faye (Department: 3725)

Solid material comminution or disintegration

Apparatus

Combined or convertible

C241S186300, C241S222000

Reexamination Certificate

active

08083166

ABSTRACT:
A roof shingle stripper, grinder, and blower includes: a motor to power the device; self-propelled wheels that move the device forward and urge the shingles into the device; a lifting blade that lifts up and dislodges the shingles from the roof; a shredder having two rows of grinding wheels that grind the shingles into pieces and blow the pieces into a conduit; and the conduit has a side wall that, when the wall is in a first position, diverts the pieces in a first direction, and when the wall is in a second position, diverts the pieces in a second direction.

REFERENCES:
patent: 4767067 (1988-08-01), Bruer et al.
patent: 4938425 (1990-07-01), Williams et al.
patent: 5529250 (1996-06-01), Pallmann
patent: 6820830 (2004-11-01), Lassen et al.
patent: 2003/0146317 (2003-08-01), Faccia
patent: 2004/0050987 (2004-03-01), Rossi, Jr.
patent: 2010/0032508 (2010-02-01), Post et al.

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