Rotary brushes and components for use in rotary brushes

Claim 1

A COMPONENT FOR A ROTARY BRUSH, COMPRISING A TUFTHOLDING RING OF ZIG-ZAG FORM, RIGID TUFT HOLDERS DISPOSED AT THE PEAK OF THE ZIG-ZAG AND THEREBY ARRANGED IN TWO ANNULAR ROWS, THE TUFT HOLDERS ALL BEING SUBSTANTIALLY EQUIDISTANT FROM FROM THE AXIS OF THE TUFT-HOLDING RING, TUFTS OF BRUSH FILAMENTS HELD BY THE TUFT HOLDERS AND EXTENDING OUTWARDLY OF THE TUFT-HOLDING RING, IN EACH TUFT HOLDER A TUBULAR SUPPORT OF RESILIENT MATERIAL WHICH ENCLOSES THE ROOT OF THE TUFT AND IS GRIPPED BY THE TUFT HOLDER ADJACENT TO AND OUTWARDLY OF THE ROOT OF THE TUFT, AND PIGOTAL CONNECTIONS BETWEEN THE TUFT HOLDERS AND THE TUFT ROOTS, THE PIVOTS BEING SUBTANTIALLY PARALLEL TO THE AXIS OF THE TUFTHOLDING RING WHEREBY WHEN A TUFT IS BENT IN USE IN A PLANE PERPENDICULAR TO SAID AXIS THE TUFT ROOT IS ABLE TO ROCK FOR SHORT DISTANCES AROUND ITS PIVOT AND AGAINST THE RESISTANCE PROVIDED BY ITS TUBULAR SUPPORT.