Machine tool

Metal working – Plural diverse manufacturing apparatus including means for... – With means to feed work intermittently from one tool station...

Reexamination Certificate

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Details

C029S564000, C029S02700R, C029S02700R

Reexamination Certificate

active

06920679

ABSTRACT:
A machine tool in which the workpiece is transported by a pair of longitudinal carriages with transverse and vertical carriages supporting the workpiece holders to a machining region from a workpiece replacement region. In the machining region the workpiece is displaced relative to the tool and possibly rotated. In the workpiece replacement region, the workpiece is replaced in the machine tool by a workpiece which has not been machined.

REFERENCES:
patent: 4512380 (1985-04-01), Schmidt
patent: 5081889 (1992-01-01), Takano et al.
patent: 5254068 (1993-10-01), Yamada et al.
patent: 5321874 (1994-06-01), Mills et al.
patent: 5439431 (1995-08-01), Hessbruggen et al.
patent: 5699598 (1997-12-01), Hessbruggen et al.
patent: 6102838 (2000-08-01), Assie
patent: 6692210 (2004-02-01), Ettelbruck
patent: 42 36 866 (1994-05-01), None

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