| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for deburring a handle part of a beverage container by which, when there are burrs of a sharp shape on the inside of the handle part formed on a protector on an upper part of a beverage container such as a beer keg, the burrs are efficiently removed for working the handle part into a safe shape. <P>SOLUTION: The beverage container includes a container body formed of a metal sheet, and the protector which is formed of a metal sheet, fixed to an upper portion of the container body and protects the container body, wherein a handle as a hole part is formed in the protector. The handle part of the beverage container is deburred. An electrode for the TIG welding is brought close to a burred part being a sharp portion of an inner circumferential edge end of the handle of the protector, the electrode is moved along the burred part while flowing the current between the protector and the electrode, and the burred part is melted and the sharp portion is worked into a round and safe shape. <P>COPYRIGHT: (C)2013,JPO&INPIT |
