PROBLEM TO BE SOLVED: To provide a connector mechanism that specifies an order when connecting or removing a plurality of plugs to or from a device, and preventing a fragile transmission member from being broken.SOLUTION: A connector mechanism 21 includes a first receptacle 41 to which a first plug 15 is connected, a second receptacle 42 to which a second plug 16 is connected, a blocking part 32a disposed on a connection path where the first plug 15 is connected to the first receptacle 41 for blocking the connection to the first receptacle 41, and retreating mechanisms 31, 32, 36, and 37 for retreating the blocking part 32a from the connection path of the first plug 15 interlocking with the movement or the rotation of the second plug 16 in a state that the second plug 16 is connected to the second receptacle 42.SELECTED DRAWING: Figure 6【課題】複数のプラグを装置へ接続および抜去する際の順番を規定して、折れ易い伝送部材の断線を防止するコネクタ機構の提供。【解決手段】コネクタ機構２１は、第１プラグ１５が接続される第１レセプタクル４１と、第２プラグ１６が接続される第２レセプタクル４２と、第１プラグ１５が第１レセプタクル４１に接続される接続路上に配設され、第１レセプタクル４１への接続を阻止する阻止部３２ａと、第２プラグ１６が第２レセプタクル４２に接続されている状態において、第２プラグ１６の移動または回動に連動して、第１プラグ１５の接続路上から阻止部３２ａを退避させる退避機構３１，３２，３６，３７と、を具備する。【選択図】図６
