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:
May. 12, 2026
Filed:
Aug. 18, 2022
Tadano Ltd., Kagawa, JP;
Tomokazu Goto, Kagawa, JP;
TADANO LTD., Kagawa, JP;
Abstract
There is provided a loading type truck crane that includes an outrigger device including a right outrigger and a left outrigger that are mounted on a vehicle and are capable of extending and retracting in a vehicle width direction of the vehicle, and a crane device that includes a turnable boom and is mounted on the vehicle. A control device that is provided in the truck crane calculates a critical working radius of the crane device on a basis of a ground-contact reaction force of the outrigger device, and implements safety control related to at least one of a lowering operation and an extension operation of the boom by the crane device on a basis of the calculated critical working radius.