| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a protective cap for a joint capable of achieving both of high functionality and high detachability. <P>SOLUTION: The protective cap for a joint comprises an elastic body including a ceiling wall for protecting a butt end surface and inner peripheral surface of a joint, and a sidewall for protecting a side surface of the joint, wherein an open portion is provided in a part of the sidewall. <P>COPYRIGHT: (C)2013,JPO&INPIT |
