Industrial truck with a camera device

• US 20010022616A1
• Filed: 03/15/2001
• Published: 09/20/2001
• Est. Priority Date: 03/15/2000
• Status: Active Grant

• Current Assignee: Still Gesellschaft Mit Beschrã¤Nkter Haftung (Superlift Holding SARL)
• Original Assignee: Still Gesellschaft Mit Beschrã¤Nkter Haftung (Superlift Holding SARL)
• Inventors: Buchholz, Wolfgang, Jandke, Oliver, Arping, Franz-Josef, Arand, Patrick, Bavendiek, Rainer, Rademacher, Frank
• Granted Patent: US 7,629,996 B2
• Time in Patent Office: Days
• US Class Current: 348/148
• CPC Class Codes: B66F 17/003 for fork-lift trucks
• CPC Class Codes: B66F 9/0755 Position control; Position detectors

Abstract

An industrial truck, in particular a fork lift truck, has a driver'"'"'s seat that is oriented in the forward direction, at least one screen that is located in the vicinity of the driver'"'"'s seat, a first camera pointing toward the rear of the industrial truck and at least one additional camera that is directed toward the rear. The first camera is provided to view a distant area and the additional camera is provided to view a near area behind the industrial truck. The image taken with the first camera and/or the image taken with the additional camera can be displayed on the screen. There are advantageously two additional cameras to view the near area.

Claims

1. An industrial truck comprising:

a driver'"'"'s seat oriented in the forward direction;

at least one screen located in the vicinity of the driver'"'"'s seat;

a first camera pointing toward the rear; and

at least one additional camera directed toward the rear of the industrial truck, whereby the first camera is provided to view a distant area and the at least one additional camera is provided to view a near area behind the industrial truck, and whereby the image taken with the first camera and/or the image taken with the at least one additional camera can be displayed on the screen.

2. An industrial truck as claimed in

claim 1

, wherein there are two additional cameras to view the near area.

3. An industrial truck as claimed in

claim 1

, wherein the at least one additional camera is equipped with a wide-angle lens to view the near area.

4. An industrial truck as claimed

claim 1

, wherein the screen is effectively connected with a switching device by which the far area viewed by the first camera or the near area viewed by the at least one additional camera can be selectively displayed on the screen as desired.

5. An industrial truck as claimed

claim 2

, wherein the screen is effectively connected with a switching device by which the far area viewed by the first camera or the near area viewed by the at least one additional camera can be selectively displayed on the screen as desired.

6. An industrial truck as claimed

claim 3

, wherein the screen is effectively connected with a switching device by which the far area viewed by the first camera or the near area viewed by the at least one additional camera can be selectively displayed on the screen as desired.

7. An industrial truck as claimed in

claim 2

, wherein the screen is effectively connected with an image mixer by which the images taken by the two additional cameras are superimposed on each other on the screen.

8. An industrial truck as claimed in

claim 1

, wherein the screen is effectively connected with an image mixer by which the near area viewed by the first camera and the far area viewed by the at least one additional camera can be displayed on the screen simultaneously.

9. An industrial truck as claimed in

claim 1

, wherein the first camera is located in the vicinity of a driver'"'"'s cab of the industrial truck.

10. An industrial truck as claimed in

claim 1

, wherein each additional camera is fastened to an upper rear segment of the driver'"'"'s cab.

11. An industrial truck as claimed in

claim 1

, wherein the screen is located inside a driver'"'"'s cab of the industrial truck in the vicinity of the legroom for the driver.

12. An industrial truck as claimed in

claim 1

, wherein the industrial truck has a steering device with an electrical steering sensor.

13. An industrial truck as claimed in

claim 12

, the electrical steering sensor is located in the vicinity of an armrest of the driver'"'"'s seat.

14. An industrial truck as claimed in

claim 1

, wherein the screen is in the form of a flat screen.

15. An industrial truck as claimed in

claim 1

, wherein the industrial truck is in the form of a fork lift truck.