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. 29, 2020
Filed:
Jan. 24, 2017
Hitachi Industrial Products, Ltd., Chiyoda-ku, Tokyo, JP;
Manabu Fujii, Tokyo, JP;
Tsutomu Ito, Tokyo, JP;
Daisuke Noguchi, Tokyo, JP;
Jingpeng Xu, Tokyo, JP;
Kunihiko Aoki, Tokyo, JP;
Hitachi Industrial Products, Ltd., Tokyo, JP;
Abstract
Provided is a transport system in which a worker performs maintenance work on a shelf in a maintenance area within a warehouse in which a vehicle area where a transport vehicle travels and the maintenance area where the worker performs the maintenance work are formed separately. A safety device permits an entry of the worker into the maintenance area after the transport vehicle transporting the shelf takes the shelf down within the maintenance area in accordance with a travel instruction from a service device and then the transport vehicle within the maintenance area exits to the vehicle area.