Patent ID: 8172649

Claim:
A floor edger and grinder device for treating a floor surface comprising: a frame assembly with floor engaging wheels; a rear handle operably connected to the frame; a deck with at least one grinder disc and a motor operably mounted thereto; said deck having a pivotable connection about a vertical axis to a selective fixed position relative to a front section of said frame assembly; said pivotable connection having an inner ring fixedly connected to one of said frame assembly and said deck and an outer ring fixedly connected to the other of said frame assembly and said deck; said inner and outer rings being pivotably engaged to each other; a securing pin being horizontally disposed and mounted on one of said deck and said frame and being selectively engagable to one of said rings mounted on the other said deck and frame through one of a plurality of apertures therethrough; and said securing pin being horizontally movable to disengage from the inner ring to allow said deck to rotate with respect to said frame.