Display device and display method for work vehicle

A technology for working vehicles and display devices, which is applied to vehicle components, optical observation devices, digital output to display devices, etc., can solve problems such as confirming obstacles and achieve a reliable reminder effect.

Active Publication Date: 2017-03-15
KOMATSU LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

On the other hand, since the view of the side or rear of the cab is blocked by the engine hood, counterweight, etc., it is difficult to visually confirm obstacles, etc.

Method used

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  • Display device and display method for work vehicle
  • Display device and display method for work vehicle
  • Display device and display method for work vehicle

Examples

Experimental program
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Embodiment Construction

[0035] Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[0036] [Overall structure of hydraulic excavator]

[0037] figure 1It is a perspective view showing the overall structure of a work vehicle equipped with a display device for a work vehicle according to an embodiment of the present invention. This work vehicle is a hydraulic excavator 1 shown as an example of a work vehicle. The hydraulic excavator 1 includes: an undercarriage 2 having crawler belts; an upper revolving unit 3 rotatably attached to an upper portion of the undercarriage 2 ; and a working machine 4 coupled to the upper revolving unit 3 . The working machine 4 includes: an arm 5 whose base is movably connected to the upper swing body 3 ; a boom 6 movably connected to the front end of the arm 5 ; Linked buckets7. Furthermore, the upper revolving structure 3 includes a cab 8 and the like. In addition, a camera 9 for photographing the rear of the hydrauli...

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PUM

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Abstract

A display device of a work vehicle is configured to alternatively display a plurality of display screens including a first display screen with a video display area and a second display screen without the video display area in accordance with an operation of a screen changeover switch, wherein upon switching from the first display screen to the second display screen for display, a temporary second display screen on which precaution information prompting to switch to and display the first display screen is displayed is displayed.

Description

technical field [0001] The present invention relates to a display device of a work vehicle and a display method thereof capable of reliably reminding an operator of the display of a display screen including a video screen when the work vehicle is running or working. Background technique [0002] In a working vehicle such as a hydraulic excavator, an operator riding in the cab can easily visually recognize obstacles and the like existing in the front of the working vehicle because the operator's cab has a wide field of vision ahead of the cab. On the other hand, it is difficult to visually confirm obstacles and the like because the view of the side or rear of the cab is blocked by an engine hood, a counterweight, or the like. [0003] Therefore, by installing the camera at the rear of the upper swing body of the work vehicle, etc., the image captured by the camera can be always displayed on the display screen of the display device installed in the cab as a standard screen. T...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60R16/02
CPCE02F9/26B60R1/00B60R2300/207B60R2300/802E02F3/32E02F9/261G06F3/14H04N7/183
Inventor 松元勇人岛津光宏
Owner KOMATSU LTD
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