Metal working – Method of mechanical manufacture – Shaping one-piece blank by removing material
Reexamination Certificate
2005-01-18
2005-01-18
Omgba, Essama (Department: 3726)
Metal working
Method of mechanical manufacture
Shaping one-piece blank by removing material
C029S558000, C029S423000, C029S424000, C029S090010, C451S049000
Reexamination Certificate
active
06842963
ABSTRACT:
A process for finishing an end surface of a non-circular post is provided to obtain a good surface precision. The process includes the steps of providing a workpiece having a first end with a first end surface, mounting a filling block around the first end of the workpiece, and surface-finishing the first end surface of the workpiece and an extension end surface of the filling block, which are at least covered by an area bounded by a circular track, by using a cutter.
REFERENCES:
patent: 3427703 (1969-02-01), Baade
patent: 3750272 (1973-08-01), Gomond
patent: 6276994 (2001-08-01), Yoshida et al.
patent: 03081038 (1991-04-01), None
Chao Sheng-Jui
Chen Shih-Chung
Kao Po-Sung
Asta Optical Co., Inc.
Ladas & Parry
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