Patent ID: 6115662
Filing Date: 2000-09-05
Classification: B60T,F16D

Abstract:
A brake diagnosis apparatus for a self-propelled vehicle having a hydraulic brake comprising:oil temperature detecting means, for detecting a cooling oil temperature d immediately after the cooling oil is used to cool a brake; holding time calculating means, for receiving the cooling oil temperature d from the oil temperature detecting means and for calculating a holding time t of the cooling oil temperature d; andan adding means, having stored therein a matrix A, which is sectioned in vertical and horizontal directions at every predetermined cooling oil temperature area and at every predetermined holding time area, for receiving the cooling oil temperature d from any one of said oil temperature detecting means and said holding time calculating means, for receiving the holding time t from the holding time calculating means, for adding a frequency of occurrence value An to the area of the matrix A which includes the cooling oil temperature d and the holding time t at each time, and for freely outputting the added value to an outer portion.