| 摘要 |
<p>The invention relates to a sealing plug for machine tools having a shaft (2) in which there is a through-cooling liquid duct (7). The plug comprises an internally threaded sleeve member (19) and a flange (22) projecting radially therefrom. In a bore of this flange (22) a separate, detachable sealing element (25) is provided of an elastic material, e.g. an O-ring, which my be removed in those cases when the tool shaft is used in a holder with the rear end thereof freely exposed.</p> |
