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:
Oct. 13, 2026
Filed:
Dec. 03, 2021
Hilti Aktiengesellschaft, Schaan, LI;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A welding device for welding a stud to a substrate along a welding axis in a welding direction, comprising an inert gas cover with a welding chamber and a holding device holding the stud within the welding chamber during welding, wherein the cover has an input channel, a distribution chamber, a multiplicity of first connecting channels and an inert gas inlet into the welding chamber, wherein an inert gas feed line can be connected to the input channel, the input channel opening into the distribution chamber, the first connecting channels opening into the distribution chamber at different distances from the input channel, the first connecting channels connecting the distribution chamber pneumatically to the inert gas outlet, and wherein a common cross-sectional area of the first connecting channels is all the greater, the greater the distance from the input channel at which the first connecting channels open into the distribution chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile