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Patent Searching and Data


Title:
CONTROLLER AND MAINTENANCE SUPPORT SYSTEM
Document Type and Number:
Japanese Patent JP2008131973
Kind Code:
A
Abstract:

To provide a dishwasher and a maintenance support system which enable appropriate judgement and explanation for the cause of abnormality and a failure of the dishwasher to be performed in accordance with user's operation situations of the dishwasher.

A control means 1 for controlling a washing process, a rinsing process and a drying process is provided, and the control means 1 has a nonvolatile storage means 8 for storing the plurality of numbers of times of operations. When one of the numbers of times of the operations exceeds the prescribed number of times, by changing all the numbers of times of the operations to the numbers of times of the operations multiplied by a prescribed coefficient, the numbers of times of the operations can be stored into the storage means with a fixed storage capacity even when the plurality of them are stored for each of operation conditions. Since the ratio of the respective numbers of times of the operations is recognized, the feature of the numbers of times of the operations for each of the operation conditions is not lost. A maintenance service person can give the appropriate judgement and explanation corresponding to user's operation situations.


Inventors:
IGANAMI SACHI
SAKIDA YOSHIAKI
Application Number:
JP2006318249A
Publication Date:
June 12, 2008
Filing Date:
November 27, 2006
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
A47L15/46
Domestic Patent References:
JP2005095568A2005-04-14
JPH06238088A1994-08-30
JPH05108177A1993-04-30
JP2002045324A2002-02-12
JP2004156590A2004-06-03
Attorney, Agent or Firm:
Fumio Iwahashi
Hiroki Naito
Daisuke Nagano