PROBLEM TO BE SOLVED: To provide a mouse trapper into which a mouse can easily enter, capable of certainly trapping not only a child rat but a parent rat.SOLUTION: A bottom and a four-sided hinged door are installed so that a mouse can enter from any places. When the mouse contacts a springless seesaw type feed, a tackle above the same slides down to close by falling of the four-sided door.COPYRIGHT: (C)2014,JPO&INPIT【課題】鼠が入りやすく、子ねずみのみならず、親ねずみも確実に捕獲出来るねずみ捕獲器を提供する。【解決手段】ねずみがどこからでも入れるように、底と四面開き戸を設け、ねずみがバネの無いシーソー式餌に触れれば、上の仕掛けがずれ落ち、四面戸が落下して閉まる。【選択図】図1