The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 02, 2025

Filed:

Oct. 28, 2020
Applicant:

Hitachi Construction Machinery Co., Ltd., Tokyo, JP;

Inventors:

Keiichirou Anahara, Kasumigaura, JP;

Naoki Hagiwara, Kasumigaura, JP;

Kazuhiko Mizoguchi, Ishioka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 9/20 (2006.01); E02F 9/24 (2006.01); E02F 9/26 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2033 (2013.01); E02F 9/24 (2013.01); E02F 9/262 (2013.01);
Abstract

There is provided a construction machine capable of performing hanging work according to the intention of an operator. A hydraulic excavatorincludes: an operating leverfor performing a turning operation; the camerasfor detecting any obstacle; and a controllerfor controlling the operations of a vehicle body and a front working device. In the hydraulic excavator, in a case where the obstacle is detected by any of the cameras, the controllerperforms an operation limiting process. The hydraulic excavatorfurther includes a hookA, a mode selector switchfor switching the operation to a hanging work mode. In a case where the obstacle is detected by any of the cameras, the controllerdisables the operation limiting process and controls the operation of the vehicle body or the front working deviceaccording to the manipulated variable of the operating lever


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