Title:
MEASURING VALUE JUDGING METHOD
Document Type and Number:
WIPO Patent Application WO/1995/016226
Kind Code:
A1
Abstract:
A measured value judging method for comparing measured values from sensors provided at various locations of a device with pre-set reference values and judging based on the results of the comparison so made whether the device is normal or abnormal, comprising the steps of judging a quantity of state relative to the load on the device and changing the reference values in response to the results of the judgement, thereby judging accurately whether or not the device and sensors are in an abnormal status by accurately identifying the operating state of the device.
Inventors:
KITAMURA TATSUYA (JP)
ARIGA TATSUYA (JP)
ARIGA TATSUYA (JP)
Application Number:
PCT/JP1994/002043
Publication Date:
June 15, 1995
Filing Date:
December 06, 1994
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
KITAMURA TATSUYA (JP)
ARIGA TATSUYA (JP)
KITAMURA TATSUYA (JP)
ARIGA TATSUYA (JP)
International Classes:
G01D3/02; G01D3/08; G05B1/01; G01R31/28; G05B9/02; G05B23/02; (IPC1-7): G05B23/02
Foreign References:
| JPS6421509A | 1989-01-24 | |||
| JPH02205926A | 1990-08-15 | |||
| JPH0511836A | 1993-01-22 | |||
| JPS62204302A | 1987-09-09 | |||
| JPH0221309A | 1990-01-24 | |||
| JPS6126112A | 1986-02-05 |
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