Crane
AssigneeTadano Ltd.
InventorsIwao ISHIKAWA, Yuji TADANO
Life of this patent
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Abstract
Provided is a crane that can detect obstacles within a sufficient range while traveling and while doing work. A crane that is provided with an obstacle sensor that, during travel, detects the approach of obstacles toward a front side part of a travel body and, during work, detects the approach of obstacles toward a rear side part of a turning body. According to a first embodiment, the obstacle sensor has a detection range that is directed from front to rear. According to a second embodiment, the obstacle sensor has a detection range that is directed from rear to front.
Claims5
A crane, comprising an obstacle sensor that detects approach of an obstacle toward a front side part of a traveling body during traveling, and detects approach of an obstacle toward a rear side part of a swivel body on the traveling body during operation;
- and
- a boom that is provided on the swivel body and is put into a state where the boom is luffed down forward during traveling and put into a state where the boom is luffed up during operation, wherein
- the obstacle sensor includes a camera that is provided at a distal end of the boom at an angle such that an image-taking range thereof is turned into a range directed from a front side toward a lateral side of the traveling body and the swivel body during traveling and into a range directed from an upper side toward the traveling body and the swivel body during operation.
Dependencies are inferred from the claim text.