Abrading – Precision device or process - or with condition responsive... – With indicating
Reexamination Certificate
2005-06-28
2005-06-28
Hail, III, Joseph J. (Department: 3723)
Abrading
Precision device or process - or with condition responsive...
With indicating
C451S005000, C451S010000, C451S011000, C451S126000, C451S127000, C451S150000, C451S164000, C451S174000, C451S177000
Reexamination Certificate
active
06910946
ABSTRACT:
The polishing machine processes a workpiece put on table of body by four-directional control and is provided with a pair of columns. It comprises: first carrying unit having both ends fixed to pair of columns and having carrying part mounted on upper side; a second carrying unit being fixed to the carrying part in the direction orthogonal to the first carrying unit; third carrying unit being fixed to one end of the second carrying unit in the direction orthogonal to the second carrying unit; a tool head unit being mounted to lower side of the third carrying unit to be inclinable at predetermined angle by a tilting unit rotating at a constant angle and having driving means for rotating a polishing tool mounted at one side; and automatic constant pressure regulating means providing a predetermined virtual pressure with respect to the polishing tool mounted on the tool head unit.
REFERENCES:
patent: 4936052 (1990-06-01), Nagase et al.
patent: 5007204 (1991-04-01), Ibe et al.
patent: 5895311 (1999-04-01), Shiotani et al.
patent: 6602110 (2003-08-01), Yi et al.
patent: 6623339 (2003-09-01), Igarashi et al.
PCT International Search Report; International Application No. PCT/KR03/00577; Date of Mailing: Jun. 24, 2003.
Fineacetechnology Co., Ltd.
Hail III Joseph J.
McDonald Shantese L.
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