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Arff; Uwe F.
Peterborough, CA
No. of patents:

Patent Number Title Of Patent Date Issued
4021913 Sprocket nose chain saw May 10, 1977
Disclosed herein is a chain saw comprising an elongated cutter bar having, at the outer edges thereof, laterally spaced side rails, together with a curved end portion including laterally spaced side plates and a journalled idler wheel with a peripheral outer surface extending between the
3967378 Saw chain guiding arrangement July 6, 1976
Disclosed herein is a chain saw comprising a chain sprocket rotatably supported by a frame and driven by an engine supported by the frame, a sprocket guard supported from the frame, a cutter bar having an end supported between the frame and the sprocket guard in spaced relation from
3951027 Saw chain April 20, 1976
Disclosed herein is a saw chain including a center link having a trailing portion pivotally connected between the leading portions of an opposed pair of side links, one of which is a cutting link having a cutting tooth and a depth gauge. The center link includes an upwardly projecting ta

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