MAINTENANCE HISTORY INFORMATION MANAGEMENT SYSTEM FOR CONSTRUCTION MACHINE
First Claim
1. A maintenance history information management system for a construction machine, comprising:
- a data control device being incorporated in the construction machine to store machine information including a model name and a serial number and to process operating time or date and time;
a mobile terminal including control means for displaying construction machine maintenance items on display means, input means for enabling a worker to enter data for the maintenance items displayed on said display means, and storage means for storing the data entered through said input means as maintenance history data;
a plurality of communication connectors being provided for maintenance targets of the construction machine and communication-connected to said data control device; and
a communication cable for enabling to connect said mobile terminal to said communication connectors;
wherein said mobile terminal inputs the machine information and operating time or date and time from said data control device via said communication cable and said connector and stores the maintenance history data in said storage means in association with the input machine information and operating time or date and time.
1 Assignment
0 Petitions
Accused Products
Abstract
The present invention provides a maintenance history information management system for a construction machine that is capable of enhancing the reliability of temporal information about maintenance history data. A data recording device 30 is incorporated in a hydraulic excavator 1 or other construction machine to process operating time or date and time. A mobile terminal 34 includes a CPU 36 for displaying construction machine maintenance items on a monitor 38. A worker can input data for the maintenance items as the maintenance history data. The mobile terminal 34 inputs the operating time or date and time from the data recording device 30 via first a communication cable and a communication connector and stores the input operating time or date and time in a storage device 35 in association with the maintenance history data.
-
Citations
15 Claims
-
1. A maintenance history information management system for a construction machine, comprising:
-
a data control device being incorporated in the construction machine to store machine information including a model name and a serial number and to process operating time or date and time; a mobile terminal including control means for displaying construction machine maintenance items on display means, input means for enabling a worker to enter data for the maintenance items displayed on said display means, and storage means for storing the data entered through said input means as maintenance history data; a plurality of communication connectors being provided for maintenance targets of the construction machine and communication-connected to said data control device; and a communication cable for enabling to connect said mobile terminal to said communication connectors; wherein said mobile terminal inputs the machine information and operating time or date and time from said data control device via said communication cable and said connector and stores the maintenance history data in said storage means in association with the input machine information and operating time or date and time. - View Dependent Claims (3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
-
2. (canceled)
-
5. (canceled)
-
15. A maintenance history information management system for a construction machine that manages the history information about visual inspection of the construction machine having a plurality of zoned maintenance areas accessible to a worker, the maintenance history information management system comprising:
-
a data control device being incorporated in the construction machine to store machine information including a model names and a serial number and to process operating time or date and time; a mobile terminal including control means for displaying construction machine maintenance items on display means, input means for enabling the worker to enter data for the maintenance items displayed on said display means, and storage means for storing the data entered through said input means as maintenance history data; a plurality of communication connectors being provided for maintenance targets of the construction machine and communication-connected to said data control device; and a communication cable for enabling to connect said mobile terminal to said communication connector; wherein said mobile terminal inputs the machine information and operating time or date and time from said data control device via said communication cable and said communication connector and stores the maintenance history data in said storage means in association with the input operating time or date and time.
-
Specification