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.
Patent No.:
Date of Patent:
Dec. 14, 2021
Filed:
May. 27, 2019
Tadano Ltd., Kagawa, JP;
Kazuma Mizuki, Kagawa, JP;
Hiroyuki Hayashi, Kagawa, JP;
TADANO LTD., Kagawa, JP;
Abstract
The present invention addresses the problem of providing a crane that can ascertain the state of an area surrounding a hook or a cargo suspended on the hook and that can simultaneously ascertain a braking distance during stopping operations. The invention comprises: drive devices-that move a boom; a control apparatusthat controls the operation state of the drive devices-; a camerathat photographs, from the distal end portion of the boom, an area below said portion; and image display devicesandthat display the image photographed by the camera. For the purpose of stopping the movement of the boom, the control apparatusfilters basic control signals S for the drive devices-to create filtered control signals Sf, controls the drive devices-on the basis of the filtered control signals Sf, estimates the braking distance for the boom, and displays the same on the image display devicesand