Monitor system for work vehicle

• US 6,766,231 B2
• Filed: 04/22/2002
• Issued: 07/20/2004
• Est. Priority Date: 04/23/2001
• Status: Expired due to Term

• Current Assignee: Komatsu Ltd., Sony Corporation (Sony Group Corp.)
• Original Assignee: Komatsu Ltd.
• Inventors: Yamamoto, Shigeru, Nakagawa, Tomohiro, Suzuki, Kazuyuki
• Primary Examiner(s): Marc-Coleman, Marthe Y.
• Application Number:
  US10/126,669
• Publication Number:
  US 20020188425A1
• Time in Patent Office: 820 Days
• Field of Search: 701/29, 701/30, 701/115, 701/32, 701/50, 340/425.5, 340/438, 340/459, 340/461, 340/462, 702/182
• US Class Current: 701/29
• CPC Class Codes: G07C 5/085 using electronic data carriers

Abstract

An object is to readily execute various adjustment and setting operations according to the taste of the operator, while various easy adjustment and setting operations are possible at the service side without use of a special input device. A display panel section for displaying various pieces of information on a work vehicle has a message display section which is switchable among a normal mode for displaying the normal operating condition of the work vehicle; a user mode for displaying, by switching, a plurality of functions selectable by an operator who operates the work vehicle; and a service mode for displaying, by switching, a plurality of functions selectable by an adjuster who is in charge of adjustment operation for the work vehicle.

Claims

1. A monitor system for a work vehicle, the monitor system comprising a display panel section for displaying various items of information on the work vehicle and a switching and adjustment switch section for executing various switching and adjustment operations including switching of the display content of the display panel section,

wherein the display panel section includes a message display section for displaying, by switching, various messages,

the message displaying section being switchable among a normal mode for displaying the normal operating condition of the work vehicle;

a user information mode for displaying, by switching, a plurality of functions selectable by an operator who operates the work vehicle; and

a service information mode for displaying, by switching, a plurality of functions selectable by an adjuster who is in charge of adjustment operation for the work vehicles

wherein the user information mode has a maintenance mode, in which a maintenance item, a maintenance time and a maintenance history are displayed.

2. The monitor system for a work vehicle according to claim 1, wherein the maintenance mode displays maintenance information on the work vehicle or a user adjustment mode for setting and adjusting the visibility of the display panel section.

3. The monitor system for a work vehicle according to claim 2, wherein, in the user adjustment mode, the brightness and contrast of backlight for the display panel section can be adjusted.

4. The monitor system for a work vehicle according to claim 2, wherein the service information mode has a maintenance service mode for altering a setting for the maintenance time displayed in the maintenance mode.

5. The monitor system for a work vehicle according to claim 2, wherein a load memory for storing and displaying the load condition of the vehicle.

6. The monitor system for a work vehicle according to claim 2, wherein a real time monitoring mode for displaying the present operating condition of the vehicle.

7. The monitor system for a work vehicle according to claim 6, wherein the real time monitoring mode is designed to display the operating condition of the item corresponding to an identification code which has been input, being selected from identification codes preset for display items.