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US 12,031,302 B2Granted
Excavator
AssigneeSumitomo Heavy Industries, Ltd.
InventorsChunnan Wu, Yusuke Sano, Yoshiyasu Itsuji
Life of this patent
Estimating the term…
Abstract
An excavator according to an embodiment of the present invention includes a lower traveling body, an upper turning body with an attachment mounted on the lower traveling body, and a controller installed in the upper turning body. The controller is configured to restrict movement of the lower traveling body based on information about terrain around the upper traveling body.
Claims20
An excavator comprising:
- a lower traveling body;
- an upper turning body equipped with an attachment, the upper turning body being mounted on the lower traveling body;
- and
- a controller installed in the upper turning body, the controller being configured to
- determine whether a predetermined article exists in a moving direction of the lower traveling body with respect to each of a forward direction and a backward direction of the lower traveling body based on information about terrain around the upper turning body, the predetermined article having a depth relative to a level of a ground at which the excavator is positioned,
- set a restricted range for the predetermined article in response to determining that the predetermined article exists, and
- restrict movement of the lower traveling body with respect to the restricted range set for the predetermined article.
4 more elements
An excavator comprising:
- a lower traveling body;
- an upper turning body equipped with an attachment, the upper turning body being mounted on the lower traveling body;
- and
- a controller installed in the upper turning body, the controller being configured to
- determine whether a predetermined article exists in a moving direction of the lower traveling body with respect to each of a forward direction and a backward direction of the lower traveling body based on information about coordinates representing a current position of the excavator, the predetermined article having a depth relative to a level of a ground at which the excavator is positioned,
- set a restricted range for the predetermined article in response to determining that the predetermined article exists, and
- restrict movement of the lower traveling body with respect to the restricted range set for the predetermined article.
4 more elements
Dependencies are inferred from the claim text.