U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

System for modifying a machine's program at a remote location

Patent 5012402 Issued on April 30, 1991. Estimated Expiration Date: Icon_subject December 16, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Unmanned diagnostic communications system for computer controlled machine tools
Patent #: 4390953
Issued on: 06/28/1983
Inventor: Johnstone

Machine control system operating from remote commands
Patent #: 4531182
Issued on: 07/23/1985
Inventor: Hyatt

Remote computer control for irrigation systems
Patent #: 4626984
Issued on: 12/02/1986
Inventor: Unruh ,   et al.

Automated distributed control system for a weaving mill Patent #: 4835699
Issued on: 05/30/1989
Inventor: Mallard

Inventor

Assignee

Application

No. 285508 filed on 12/16/1988

US Classes:

700/87, Editing/modifying340/825.23, Machine tool700/169Supervisory control (e.g., plural tools or plural processors)

Examiners

Primary: Jablon, Clark A.
Assistant: Gordon, Paul P.

Attorney, Agent or Firm

International Class

G06F 015/46

Foreign Application Priority Data

1987-12-17 JP

Abstract

A system for controlling a machine at a remote place is constituted such that, when repairs and a change of a mechanical part of an apparatus on the remote place side are performed and changing of a program for a programmable sequencers for driving and controlling the apparatus is performed, contents of a change of the program thus performed are sent to a computer on the main office side and checked and changed on the main office side to make a correct program, and the correct program is sent to the controlling device on the remote place side.

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