公开(公告)号：US20220226941A1

公开(公告)日：2022-07-21

申请号：US17595484

申请日：2020-05-19

Applicant: LINDE GMBH

Inventor： Michael PFREUNTNER

IPC: B23K37/00

Abstract: The invention relates to a device for replaceably fastening a gas nozzle, comprising an elongate support element which has a nozzle portion for fastening a gas nozzle and is provided with a curved mounting portion, and a holding component which is provided with at least one recess which is shaped in such a way that the mounting portion of the support element can be inserted into the recess so as to produce a form-fitting engagement between the support element and the holding component.

公开(公告)号：US20240051058A1

公开(公告)日：2024-02-15

申请号：US18257057

申请日：2021-09-16

Applicant: Linde GmbH

Inventor： Erwan SIEWERT ,  Michael PFREUNTNER

IPC: B23K9/32

CPC classification number: B23K9/325

Abstract: The present invention relates to a trailing gas nozzle (1) for a welding torch, comprising an elongated body (10) comprising an internal space (11) for receiving a trailing gas (G), and an elongated discharge area (12) on a bottom side of the body (10) for discharging the trailing gas (G) onto a weld seam (S). The body (10) comprises a plurality of segments (101, 102, 103) connected to one another contact surfaces so that a curvature of the discharge area (12) is adjustable to a desired curvature.