Machine tool

Tool changing – Including machine tool or component – Rotary spindle machine tool

Reexamination Certificate

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Details

C409S191000, C409S235000, C408S234000

Reexamination Certificate

active

11530905

ABSTRACT:
Machine tool with: a bed furnished with a base and two side walls provided standing along respective left and right sides of the base; a first saddle composed of a rectangular frame, with vertical sides provided perpendicularly and transverse sides provided sideways, and both ends of the frame sideways being supported on rear faces of the side walls so as to be perpendicularly movable; a second saddle arranged within the first-saddle frame and provided to be movable sideways, and having a front-to-rear penetrating through-hole; a spindle head arranged in the second-saddle through-hole and provided to be movable back-and-forth; a tool-retaining spindle supported, by the spindle head, with its axis paralleling the front-to-rear orientation and rotatable about its axial center; and, arranged on the bed, a table on which workpieces are set.

REFERENCES:
patent: 4987668 (1991-01-01), Roesch
patent: 6161995 (2000-12-01), Wakazono et al.
patent: 6843624 (2005-01-01), Sugata et al.
patent: 2003/0190206 (2003-10-01), Sugata et al.
patent: 4-365529 (1992-12-01), None
patent: 2000-24853 (2000-01-01), None
patent: 2003-266257 (2003-09-01), None

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