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Invention Grant
US08546727B2 Contact tube for a welding torch 有权
用于焊枪的接触管

Contact tube for a welding torch
Abstract:
The invention relates to a contact tube (29) for a welding torch (10), having a longitudinal axis (31) along which a through-opening (30) for guiding a welding wire (13) from an inlet region (37) to an outlet region (35) and from an outlet opening (39) towards a workpiece (16) is provided, wherein at least one slot (34) is provided in the outlet region (35) for making contact with the welding wire (13). A contact tube (29) with improved contacting of the welding wire (13) is obtained by providing at least one further slot (36) in the inlet region (37) of the contact tube (29), wherein the slot (36) in the inlet region (37) is arranged in line with the slot (34) in the outlet region (35), and a web (38), which serves as a pivot point, is formed between the slot (34) in the outlet region (35) and the at least one slot (36) in the inlet region (37).
Abstract(Chinese):

本发明涉及一种用于焊炬（10）的接触管（29），其具有纵向轴线（31），沿着该纵向轴线（31），用于将焊丝（13）从入口区域（37）引导到 提供出口区域（35）并且从出口开口（39）朝向工件（16），其中至少一个狭槽（34）设置在出口区域（35）中以与焊丝（13）接触， 。 通过在接触管（29）的入口区域（37）中提供至少一个另外的狭槽（36），获得具有改善的焊丝（13）接触的接触管（29），其中，槽 所述入口区域（37）与所述出口区域（35）中的所述狭槽（34）成一直线排列，并且用作枢转点的腹板（38）形成在所述出口区域 （35）和所述入口区域（37）中的所述至少一个槽（36）。

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