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:
Apr. 08, 2025
Filed:
Jul. 22, 2024
Trumpf (China) Co., Ltd., Suzhou, CN;
TRUMPF (CHINA) CO., LTD., Taicang, CN;
Abstract
A gas assistance device for laser welding includes an assistance gas unit configured to apply an assistance gas to a site to be welded, and a fume suction unit configured to suck fumes generated during laser welding. The assistance gas unit is provided with an assistance gas nozzle. The fume suction unit is provided with a fume suction port. The assistance gas nozzle includes a first slit-shaped opening. The fume suction port includes a second slit-shaped opening. The fume suction unit is at least partially attached to the assistance gas unit. In an operating state of the gas assistance device, the second slit-shaped opening is at least partially located above the first slit-shaped opening.