| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent any wiping mark from being left and to allow rain water, detergent, and the like to go through a window frame side when operating a cleaning tool along the window frame. <P>SOLUTION: A corner part C of a rubber plate 3 is cut diagonally or is formed in an R shape. A contact surface side 3a of the corner part C is formed into an inclined surface which becomes thinner as it goes toward its end edge 3c. An opposite surface side 3b of the contact surface side 3a of the corner part C is formed as inclined surfaces 3a, 3b which become gradually thinner as the opposite surface side 3b goes to its end edge. <P>COPYRIGHT: (C)2013,JPO&INPIT |
