B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
51/156
B24D 13/14 (2006.01) B24D 9/08 (2006.01) B24D 13/02 (2006.01) G02B 6/38 (2006.01)
Patent
CA 1311130
Abstract of the Disclosure A buff adapted for self centering engagement with a backup pad comprising a circular body with a first fastener portion on its face surface. The buff includes a stiff flexible backing having a generally planar circular central portion and an annular flange only slightly larger than the diameter of the backup pad projecting from one side surface of its central portion, a second fastener portion fixed on the side surface of its central portion and adapted for engagement with the fastener portion on the backup pad, and a multiplicity of projecting tufts having central portions adheared in the backing by a thermoplastic adhesive that melts and adhears at a temperature under 100 C.
543383
Ott Ronald L.
Roeker David C.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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