Independent measuring apparatus for grinding machines

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Reexamination Certificate

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C451S009000

Reexamination Certificate

active

07909676

ABSTRACT:
Measuring apparatus (50) of geometrical parameters of cylinders, rolls and similar elements (11), used for the rolling of flat products operating on a machine for the grinding of said cylinders with an autonomous movement, i.e. with a movement independent of the translation movement of the grinding wheel or other parts, characterized in that it comprises at least four sensors (54, 55), situated on a surface orthogonal to the cylinder (11) or roll and in that at least two of said sensors are situated in opposite positions.

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patent: 5337485 (1994-08-01), Chien
patent: 6754973 (2004-06-01), Takahashi
patent: 7159477 (2007-01-01), Edwin et al.
patent: 7461462 (2008-12-01), Bankestrom et al.
patent: 7472490 (2009-01-01), Kube et al.
patent: WO 03/102496 (2003-12-01), None
patent: WO 2006/084072 (2006-08-01), None

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