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:
Nov. 22, 2022
Filed:
Dec. 07, 2018
Honda Motor Co., Ltd., Tokyo, JP;
Akio Shimoda, Tochigi, JP;
Keisuke Takahashi, Tochigi, JP;
Kazunori Kawai, Tochigi, JP;
Takaharu Echigo, Tochigi, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
A 3-dimensional object-forming apparatus is provided which may avoid lowering of irradiation efficiency of laser light due to fumes and so forth while avoiding lowering of quality of the formed object. A shroudincludes an inside partition wall portionthat demarcates an inside space Swhich extends from one end openingto another end opening, and an outside partition wall portionthat opens in the other end openingof a shroudon an outside of the inside space Sand demarcates, together with the inside partition wall portion, an outside space Swhich closes in a position closer to the one end openingthan the other end openingof the shroud. A ventilation area of the inside space Sin the other end openingof the shroudis larger than the ventilation area of the inside space Sin an upstream portion closer to the one end openingthan the other end opening