Title: Rotary brush for road-cleaning machines

Abstract: This invention relates to a rotary brush for road-cleaning machines, constituted by a support disc to which are attached a plurality of bundles of fibres, each of the fibres which constitute said bundles being of oblong section and being so orientated that the largest dimension of its section extends perpendicularly to a straight line passing through the point of fixation of said fibre to the support disc and tangential to a circle of determined radius, centered on the axis of the brush. The invention finds application in the field of industrial brush-making.

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Inventors: Alvin, Pierre L. (79230-Prahecq, FR)

Application Number: 528906
Filing Date: 1974-12-02
Publication_date: 1976-03-16
Assignee:
Primary Class(es): 15/180 15/198
Other Classes:
US Patent Ref:

1393332	Oct, 1921	Wimmer	15/200.
1497921	Jun, 1924	Levedahl	15/180.
1967651	Jul, 1934	Anderson	15/180.
2565047	Aug, 1951	Rowland	15/198.

Other Refs: 6,713,452

Apr, 1968	NL

Primary Examiner: Feldman, Peter
Assistant Examiner:
Attorney: Bucknam and Archer