Single-sided finishing apparatus

Abrading – Machine – Combined

Reexamination Certificate

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Details

C451S028000, C451S041000, C451S044000, C451S296000, C451S299000, C451S301000, C451S303000, C451S306000, C451S311000

Reexamination Certificate

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06869341

ABSTRACT:
A single-sided finishing apparatus is provided having a plurality of finishing stations with rotating transfer stations positioned therebetween. A hold down system presents the edge of the workpiece to the finishing head. The rotating transfer station includes a clamp for grasping a leading corner of a workpiece while rollers continue to drive the workpiece forward, thereby rotating the workpiece 90°.

REFERENCES:
patent: 3800477 (1974-04-01), Jendrisak et al.
patent: 4685180 (1987-08-01), Kitaya et al.
patent: 6306015 (2001-10-01), Bushell
patent: 6604984 (2003-08-01), Gariglio

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