B - Operations – Transporting – 24 – B
Patent
B - Operations, Transporting
24
B
B24B 21/00 (2006.01) B24B 27/00 (2006.01)
Patent
CA 2064321
44012 CAN 8A ABSTRACT OF THE DISCLOSURE The belt grinding assembly according to the present invention includes (1) a frame (2) a belt grinding mechanism comprising a continuous abrasive belt having a backing with front and rear surfaces, and abrasive granules attached along the front surface; a mechanism for driving the abrasive belt in a first direction along a path relative to the frame; (3) a backup having a support surface for the belt along the path; which support surface is straight in the first direction and has a uniform shape corresponding to the shape of the edge surface in a direction at a right angle to the first direction; (4) a wheel having a periphery, a wheel axis at a right angle to the first direction; a mechanism mounting the wheel on the frame for rotation about the wheel axis; drive mechanism for rotating the periphery of the wheel past a loading station relative to the frame, and then past the support surface at a uniform rate of speed and in a first rotational direction; and (5) a plurality of pivoting object holder assemblies including an engagement mechanism for releasably engaging and holding an object along the radially outward side.
Keller Bradley W.
Luedeke Arthur P.
Miller Robert P.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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