PROBLEM TO BE SOLVED: To provide a connector that exhibits high durability with a simple configuration.SOLUTION: The connector includes: a connector tube 6 that has at least two connecting ports 12-14 that allow a tube body 81 to be connected thereto and an internal space 15 communicating the connecting ports 12-14 with each other a valve body 7A that has a first magnet 8A and seals the first connecting port 12 and a second magnet 9A arranged in the internal space 15 so as to repel against the first magnet 8A.COPYRIGHT: (C)2013,JPO&INPIT【課題】簡単な構成で高い耐久性を発揮するコネクタを提供すること。【解決手段】管体81を接続可能な少なくとも2つの接続口12~14及びこれらの接続口12~14を連通する内部空間15とを有するコネクタ管6と、第1の磁石8Aを有し、第1の接続口12を密閉する弁体7Aと、内部空間15に第1の磁石8Aに反発するように配置された第2の磁石9Aとを備えたコネクタ1。【選択図】 図1