Abrasive machine and method of abrading work piece

Details Abrasive machine and method of abrading work piece Abrasive machine and method of abrading work piece

2005-09-06

2005-09-06

Thomas, David B. (Department: 3723)

Abrading

Abrading process

Utilizing fluent abradant

C451S060000, C438S692000, C216S089000

Reexamination Certificate

active

06939204

ABSTRACT:
The abrasive machine is capable of feeding a proper amount of slurry and preventing a work piece from sticking on an upper abrasive plate. The abrasive machine comprises: the upper abrasive plate abrading an upper face of the work piece and having a plurality of slurry holes for feeding the slurry to the work piece; a lower abrasive plate abrading a lower face of the work piece; a slurry feeding unit pressurizing and feeding the slurry; a plurality of slurry paths respectively connecting the slurry holes to the slurry feeding unit; a plurality of valve mechanisms respectively provided to the slurry paths so as to control flows of the slurry; and a control section for controlling the valve mechanisms.

REFERENCES:
patent: 6413149 (2002-07-01), Wada et al.
patent: 6641462 (2003-11-01), Eaton
patent: 6652366 (2003-11-01), Dyer
patent: 6706140 (2004-03-01), Hsu et al.
patent: 6722949 (2004-04-01), Hu et al.
patent: 58-171825 (1983-10-01), None
patent: 06-055436 (1994-03-01), None
patent: 09-066448 (1997-03-01), None
patent: 11-226864 (1999-08-01), None
patent: 11-262862 (1999-09-01), None

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