| 摘要 |
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. |
