Title:
SECTION DISCRIMINATING APPARATUS FOR DETECTING FLAT WEAR OF WHEEL
Document Type and Number:
Japanese Patent JP53069662
Kind Code:
A
Abstract:
PURPOSE: To make detectable length as small as possible, through provision of means for holding and differentiating the peak value of the output of a second vibration detecting element at the time interval between output of the second vibration detcting element and input of time-difference detecting means.
Inventors:
Shiotani, Akio
Wada, Kakutaro
Hirotsu, Tetsuji
Sonobe, Hisao
Komatsu, Seiji
Wada, Kakutaro
Hirotsu, Tetsuji
Sonobe, Hisao
Komatsu, Seiji
Application Number:
JP1976000144701
Publication Date:
June 21, 1978
Filing Date:
December 03, 1976
Export Citation:
Assignee:
JAPANESE NATIONAL RAILWAYS
HITACHI LTD
HITACHI LTD
International Classes:
B61K9/12; G01B17/00; G01B21/00; G01B21/20; G01M17/00; G01M17/10; B61K9/00; G01B17/00; G01B21/00; G01B21/20; G01M17/00; G01M17/08; (IPC1-7): G01B17/00; G01M17/00