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US 6,915,461 B1Granted
Control unit used in machine tools
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorHiroko Watanabe
Life of this patent
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Abstract
The control unit comprises a first display unit which, when an error occurs, displays a primary error message; an error information input unit by which an user inputs error information corresponding to the primary error message, a memory which stores the error information input using the error information input unit; and a second display unit which displays the error information.
Claims2
A control unit for a mechanical tool comprising:
- a first display unit which, when an error occurs, displays a primary error message which has been stored and corresponds to the error on an error display screen;
- an error information input unit by which, when said error occurs, a user inputs additional error information corresponding to the primary error message;
- a memory which stores the additional error information input by the error information input unit, and
- a second display unit which displays on the error display screen the additional error information stored in the memory when a similar error occurs next time.
1 more element
Dependencies are inferred from the claim text.