A - Human Necessities – 47 – L
Patent
A - Human Necessities
47
L
15/72
A47L 11/22 (2006.01) A47L 11/33 (2006.01)
Patent
CA 1274360
ABSTRACT OF THE DISCLOSURE A rotary brush sweeper includes a rotary brush which is rotatable about a brush axis and which may be of generally cylindrical form. The rotary brush is supported in a brush support assembly that is pivot- able about a central axis, with the brush axis being offset from the central axis. As a result, rotation of the pivotable brush support assembly accomplishes the raising or lowering of the rotary brush with respect to a surface being cleaned. In a preferred configuration, the pivotable brush support assembly includes a pair of spaced support members having respective annular convex mounting surfaces. The spaced support members are re- ceived within respective annular concave mounting sur- faces situated on a housing structure for the sweeper.
521155
Berfield Robert C.
Crevling Lent R. Jr.
Fegan Richard M.
Meland Ronald F.
Marks & Clerk
Shop-Vac Corporation
LandOfFree
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