The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 02, 1996

Filed:

May. 30, 1995
Applicant:
Inventors:

Atsushi Watanabe, Minamitsuru, JP;

Yoshitaka Ikeda, Minamitsuru, JP;

Assignee:

Fanuc, Ltd., Minamitsuru, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 38 ;
Abstract

A controller for a laser beam oscillator capable of notifying an operator of a proper timing at which a discharge tube, oscillation lamp and the like must be replaced. When a part of the laser beam oscillator is replaced, a processor calculates the integrated operating time value and integrated laser beam output value of the laser beam oscillator since the replacement of the part and displays these values on a CRT. Further, the processor determines the remaining life of the part from these integrated values and when the life is near to its expiring time, an alarm display is indicated on the CRT and an alarm lamp is lit on an operation panel.


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