Stock material or miscellaneous articles – Structurally defined web or sheet – Including fastener for attaching to external surface
Patent
1985-04-15
1986-09-02
McCamish, Marion C.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including fastener for attaching to external surface
51358, 428 95, B24D 1102
Patent
active
046095810
ABSTRACT:
A coated abrasive sheet or disc material having a multiplicity of loops projecting from its side opposite the abrasive, which coated abrasive material is adapted to be held on the support surface of a pad from which project a multiplicity of hooks by releasable engagement between the loops and the hooks while the material is driven by the pad to abrade a workpiece. The backing of the coated abrasive material comprises a carrier web with a multiplicity of multifilament yarns stitched into it with portions of the yarns providing the loops.
REFERENCES:
patent: 3550223 (1970-12-01), Erb
patent: 4380092 (1983-04-01), Brothers
patent: 4437269 (1984-03-01), Shaw
Huebsch William L.
McCamish Marion C.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Smith James A.
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