Metal parts attracting holder

Abstract

A metal parts attracting holder is made up of a case, a cover and a permanent magnet. The case includes a bottom wall, a top wall and a side wall connecting the bottom wall and the top wall to each other. The cover is removably attached to the case. The permanent magnet is provided within the case. The top wall of the case has an attracting surface to which metal parts are attached by the magnetic force of the permanent magnet. The cover is formed with a recess with which the bottom wall is engaged.

1 . A metal parts attracting holder comprising:
 a case including a bottom wall, a top wall and a side wall connecting the bottom wall and the top wall to each other;   a cover removably attached to the case; and   a permanent magnet provided within the case,   wherein the top wall has an attracting surface to which a metal part is attached by magnetic force of the permanent magnet, and   the cover is formed with a recess with which the bottom wall is engaged.   
     
     
         2 . The holder according to  claim 1 , wherein the cover includes a ceiling portion and a skirt portion formed integral with the ceiling portion, the ceiling portion configured to cover the top wall with a gap present between the ceiling portion and the top wall, the skirt portion configured to cover a part of the side wall, and
 the recess is provided in the ceiling portion.   
     
     
         3 . The holder according to  claim 1 , wherein the recess extends circularly in plan view, the ceiling portion is formed with an inner ridge and an outer ridge that flank the recess in plan view, and the bottom wall is provided with a bulge that is brought into engagement with the recess. 
     
     
         4 . The holder according to  claim 3 , wherein each of the recess and the bulge is formed by a curved surface in cross-sectional view. 
     
     
         5 . The holder according to  claim 2 , wherein the skirt portion has an inner surface formed with an engagement projection, and the side wall has an outer surface formed with an engagement groove with which the engagement projection is engaged.