Appeal No. 1997-1924
Application No. 08/244,633
lathe having a plurality of tools (one active) mounted
thereon. This program simulates movement of the turret having
a plurality of tools, to check for interference between the
tools, the workpiece and various parts of the NC lathe.
Claim 1 is reproduced as follows:
1. A machining program checking method for a
numerical control device which controls an NC lathe
having a turret for carrying a plurality of tools
thereon, comprising the steps of:
(a) obtaining a relationship of relative
position between a tool specified to be a tool in
use by a machining program and each of other tools
mounted on the turret;
(b) simulating movement of each of said tools in
accordance with the relationship of relative
position obtained in said step (a), the machining
program, and mounting data of each of said tools;
and
(c) detecting interference of each of said other
tools mounted on the turret with a workpiece, and
interference of each of said other tools with
various parts of the NC lathe.
The reference relied on by the Examiner is as follows:
Kawamura et al. 5,079,713 Jan. 07, 1992
Claim 1 stands rejected under 35 U.S.C. § 102(e) as being
clearly anticipated by Kawamura.
2
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