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Title:
DETERIORATION STATE DETERMINING METHOD OF ROLLER
Document Type and Number:
Japanese Patent JP2011213440
Kind Code:
A
Abstract:

To provide a deterioration state determining method of a roller for replacing only the roller to be replaced except for a still normally usable roller, by specifying only the roller having the determinate problem in the roller or its bearing, when operating a device incorporated with the roller.

This deterioration state determining method includes: a monitoring object part making procedure S10 of applying a color and a pattern of changing in a visible way in response to a change in a rotating speed of the roller as a monitoring object part, to a side surface of a plurality of rollers in the device incorporated with the plurality of rollers; and a determining procedure (S102) for determining heating abnormality of a specified roller by specifying the roller less than a standard rotating speed by monitoring and comparing a change pattern of the monitoring object part of the respective rollers (S101) when rotating the plurality of rollers when operating the device.


Inventors:
TAWARA HIROYUKI
UEDA KAZUHIKO
Application Number:
JP2010082512A
Publication Date:
October 27, 2011
Filing Date:
March 31, 2010
Export Citation:
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Assignee:
CHUGOKU ELECTRIC POWER CO INC
International Classes:
B65G23/04; B65G43/02
Domestic Patent References:
JPH10218340A1998-08-18
JPH0660481A1994-03-04
JP2005343580A2005-12-15
Attorney, Agent or Firm:
Masayuki Masabayashi
Hayashi Ichiyoshi