发明名称 Protective cap for a contact pipe in a welding torch in addition to a welding torch equipped with said cap
摘要 The invention relates to a protective cap for at least one contact pipe of a welding torch, the pipe or pipes having a respective bore for guiding and contacting a respective welding rod that is fed through the pipe or pipes. The cap comprises a housing consisting of or coated with a poor electrically conductive material, for receiving the contact pipe and a bore, which allows the welding rod to emerge. The aim of the invention is to increase the service life of a contact pipe or a welding torch comprising at least one contact pipe of this type. To achieve this, at least two openings are provided in the housing for receiving at least two contact pipes and each opening is connected to one respective bore in the housing for receiving at least two contact pipes and each opening is connected to one respective bore in the housing. Each bore is positioned in such a way that it corresponds with the course of the welding rod in the contact pipe, once the protective cap has been mounted. This permits a welding rod to be fed through the bores of each contact pipe and each bore of the protective cap and to emerge at a welding point.
申请公布号 US2006255093(A1) 申请公布日期 2006.11.16
申请号 US20030538313 申请日期 2003.10.22
申请人 WIMROITHER WALTER;LANGEDER HARALD;STEINMAUER MARKUS 发明人 WIMROITHER WALTER;LANGEDER HARALD;STEINMAUER MARKUS
分类号 A47J36/02;B23K9/12;B23K9/173;B23K9/26 主分类号 A47J36/02
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