B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
B24D 11/00 (2006.01) B24D 3/28 (2006.01) B24D 18/00 (2006.01)
Patent
CA 2170989
An abrasive article (10) is provided having a sheet-like structure having a major surface (16) having deployed in fixed position thereon a plurality of abrasive three-dimensional abrasive composites (12), each of the composites comprising abrasive particles dispersed in a binder (14) and having a precise shape defined by a distinct and discernible boundary (15) that includes specific dimensions, wherein the precise shapes are not all identical. The invention also relates to methods for manufacturing such an abrasive article (10), including the production tool and production tool master used in the scheme of manufacturing the abrasive article (10).
L'invention concerne un article abrasif (10) présentant une structure en feuille dont la surface principale (16) présente une pluralité de composites abrasifs tridimensionnels (12) fixes constitués chacun de particules abrasives dispersées dans un liant (14) et d'une forme précise définie par une délimitation (15) distincte et visible de dimensions spécifiques. L'invention porte également sur des procédés de fabrication dudit article abrasif (10) ainsi que sur l'outil de production et le gabarit utilisé dans le processus de fabrication de ce dernier (10).
Hoopman Timothy L.
Sewall Nelson D.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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