Device for grinding workpieces

Abrading – Machine – Tumbling device

Reexamination Certificate

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Details

C451S113000

Reexamination Certificate

active

07018277

ABSTRACT:
To improve the grinding action when grinding workpieces in a device equipped with a container and a rotary disk rotating relative thereto using abrasive granules, according to the invention there are ribs in the upper area of the container.

REFERENCES:
patent: 607368 (1898-07-01), Hathorn
patent: 2813376 (1957-11-01), Middlemark
patent: 4830289 (1989-05-01), Umeya et al.
patent: 4850151 (1989-07-01), Ditscherlein
patent: 4958776 (1990-09-01), Walther
patent: 5088238 (1992-02-01), Lin
patent: 33 32 787 (1985-03-01), None
patent: 34 23 675 (1986-01-01), None
patent: 38 01 447 (1989-08-01), None

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