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(11) | EP 0 043 727 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Surface treatment wheels and shoes for supporting a moving belt |
(57) A shoe 1 for supporting a belt, e.g. a sanding belt has a belt supporting surface
2 non-linear in cross-section perpendicular to the direction of belt extension and
shaped such that a belt may bend sharply around the surface 2 in its direction of
extension whilst conforming to the surface 2 without stretching. A sanding wheel comprises
a plurality of such shoes 1 arranged as spokes of the wheel, which may be unitary
in construction, and having a sanding belt extending around the wheel. |