Measuring and testing – Tire – tread or roadway – Tire inflation testing installation
Patent
1988-09-02
1990-05-08
Woodiel, Donald O.
Measuring and testing
Tire, tread or roadway
Tire inflation testing installation
356376, G01B 1124
Patent
active
049227521
ABSTRACT:
A flatness integrating/recording apparatus of the present invention includes a car than can travel on a road surface, a device associated with the wheel of the car for calculating the travelled distance of the car, and an optical road surface irregularities measuring device provided on the car. The data obtained from these devices is processed by first and second signal processing portions so as to calculate the travelled distance and the irregularities of the road surface. The data output from the first and second signal processing portions is supplied to a display device and to a data storage portion. A set value inputting device for setting measuring conditions is provided in the tractor portion of the car. The output of the set value inputting device is supplied to the second signal processing portion.
REFERENCES:
patent: 4653316 (1987-03-01), Fukuhara
patent: 4658639 (1987-04-01), Arnberg
patent: 4796998 (1989-01-01), Soma et al.
Aoki Makoto
Homma Kazuya
Kitazume Masahiro
Matsuzawa Shigemi
Nogi Hiroshi
Tokyo Keiki Co. Ltd.
Woodiel Donald O.
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