US Patent 7284295 Cleaning element for brooms or brushes

A cleaning element, in particular for brooms or brushes, comprises: a plurality of bundles of fibers, a fastening element attached to each bundle to hold the relative fibers, a support for the bundles which has an inner cavity designed to house the fastening elements and a plurality of holes for the passage of the fastening elements and the relative bundles; the support comprises a first, outer body and a second, inner body, the latter having a substantially “L”-shaped cross-section and being inserted in the first body according to a direction perpendicular to the direction of longitudinal extension of the holes; the cleaning element having parts for connecting the first body and the second body.