| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rust prevention device capable of holding stably and maintaining easily a rust prevention cover to abut on a cut face, while preventing the rust prevention cover from coming off out of the cut face. <P>SOLUTION: A casing 2 includes a locking part 11 arranged along an outer face 1b of an existing fluid pipe 1, by sealing the existing fluid pipe 1 with the casing 2, and the rust prevention cover 5 includes a part 5b to be locked for rust-preventing the cut face 1a, and locked to the locking part 11 to be abuttingly held on the cut face 1a. <P>COPYRIGHT: (C)2012,JPO&INPIT |
