Display device of work vehicle and display method for the same

Patent metadata

Field	Value
Publication number	US-2016258134-A1
Application number	US-201314344147-A
Country	US
Kind code	A1
Filing date	Nov 19, 2013
Priority date	Nov 19, 2013
Publication date	Sep 8, 2016
Grant date	—

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.

First claim

1 . A display device of a work vehicle 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.

2 . The display device of a work vehicle according to claim 1 , wherein the temporary second display screen is the second display screen on which the precaution information prompting to switch to and display the first display screen is displayed.

3 . The display device of a work vehicle according to claim 1 , wherein upon switching from the first display screen to the second display screen for display, the temporary second display screen is displayed, and upon a predetermined time having been passed since the temporary second display screen was displayed, a switch to the first display screen is automatically performed to display the first display screen.

4 . The display device of a work vehicle according to claim 1 , wherein upon a confirmation switch of the precaution information being pressed in a state where the temporary second display screen is being displayed, the second display screen from which the precaution information has been deleted is displayed.

5 . The display device of a work vehicle according to claim 1 , wherein upon the screen changeover switch being pressed in the state where the temporary second display screen is being displayed, the first display screen is displayed.

6 . The display device of a work vehicle according to claim 1 , wherein upon transitioning from the first display screen to the temporary second display screen, a press of the screen changeover switch causes a transition from the first display screen to a third display screen where the video display area is displayed on the entire screen, and a further press of the screen changeover switch causes a transition from the third display screen to the temporary second display screen.

7 . The display device of a work vehicle according to claim 1 , wherein the first display screen is an initial standard display screen to be displayed after a key switch is turned on.

8 . A display device of a work vehicle 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 transitioning from the first display screen to the second display screen, a press of the screen changeover switch causes a transition from the first display screen to a third display screen where the video display area is displayed on the entire screen, a further press of the screen changeover switch in a state where the third display screen is being displayed causes a transition from the third display screen to a temporary second display screen being the second display screen on which precaution information prompting to switch to and display the first display screen is displayed, upon a confirmation switch of the precaution information being pressed in a state where the temporary second display screen is being displayed, the second display screen from which the precaution information has been deleted is displayed, and upon the screen changeover switch being pressed in the state where the temporary second display screen is being displayed, the first display screen is displayed.

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

10 . The display method for a display device of a work vehicle according to claim 9 , wherein the temporary second display screen is the second display screen on which the precaution information prompting to switch to and display the first display screen is displayed.

11 . The display method for a display device of a work vehicle according to claim 9 , wherein upon switching from the first display screen to the second display screen for display, the temporary second display screen is displayed, and upon a predetermined time having been passed since the temporary second display screen was displayed, a switch to the first display screen is automatically performed to display the first display screen.

12 . The display method for a display device of a work vehicle according to claim 9 , wherein upon a confirmation switch of the precaution information being pressed in a state where the temporary second display screen is being displayed, the second display screen from which the precaution information has been deleted is displayed.

13 . The display method for a display device of a work vehicle according to claim 9 , wherein upon the screen changeover switch being pressed in the state where the temporary second display screen is being displayed, the first display screen is displayed.

14 . The display method for a display device of a work vehicle according to claim 9 , wherein upon transitioning from the first display screen to the temporary second display screen, a press of the screen changeover switch causes a transition from the first display screen to a third display screen where the video display area is displayed on the entire screen, and a further press of the screen changeover switch causes a transition from the third display screen to the temporary second display screen.

15 . The display method for a display device of a work vehicle according to claim 9 , wherein the first display screen is an initial standard display screen to be displayed after a key switch is turned on.

Assignees

• Komatsu Mfg Co Ltd

Inventors

• Matsumoto Hayato
• Shimazu Mitsuhiro

Classifications

• E02F9/261

  Surveying the work-site to be treated · CPC title

• B60R2300/207

  using multi-purpose displays, e.g. camera image and navigation or video on same display · CPC title

• G06F3/14

  Digital output to display device {; Cooperation and interconnection of the display device with other functional units} · CPC title

• E02F9/26 Primary

  Indicating devices {(E02F5/145 takes precedence)} · CPC title

• B60R1/00

  Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles · CPC title