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:
Sep. 17, 2024
Filed:
Sep. 14, 2020
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Shinya Imura, Tsuchiura, JP;
Yoshiyuki Tsuchie, Tokyo, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
Provided is a work machine capable of eliminating the inconvenience from the operator of the work machine as much as possible while deterring a contact between the work machine and workers, and suppressing a decrease in productivity of the work machine. A work machineincludes: an identification information recognition deviceconfigured to recognize identification information on a person who enters a predetermined region R around the work machine; and a controllerconfigured to control the work machine in accordance with the identification information. When a person enters the predetermined region R under the condition that the work machineis ready for operation, the controllercounts the number of times the person enters the predetermined region R as the number of approaches for each person distinguished with the identification information, and controls the work machinebased on the counted number of approaches in accordance with the identification information of the person who is in the predetermined region R.