JPH0192372U

JPH0192372U -

Info

Publication number: JPH0192372U
Application number: JP18794687U
Authority: JP
Priority date: 1987-12-09
Filing date: 1987-12-09
Publication date: 1989-06-16

Description

[Brief explanation of drawings]

第１図はこの考案に係る研磨具の一部切欠斜視
図、第２図は同上の縦断正面図、第３図は他の実
施例の縦断正面図、第４図及び第５図は連通部を
示す斜視図、第６図は従来品の縦断正面図である
。１１……研磨板、１２……研磨シート、１３…
…円板、１４……貫通孔、１５……内側環状壁、
１６……外側環状壁、１７……接着剤、２１……
通過部。 Fig. 1 is a partially cutaway perspective view of a polishing tool according to this invention, Fig. 2 is a longitudinal sectional front view of the same as the above, Fig. 3 is a longitudinal sectional front view of another embodiment, and Figs. 4 and 5 are communication portions. FIG. 6 is a vertical sectional front view of the conventional product. 11... Polishing plate, 12... Polishing sheet, 13...
...Disk, 14...Through hole, 15...Inner annular wall,
16... Outer annular wall, 17... Adhesive, 21...
Passage section.

Claims

[Scope of utility model registration request]

An annular polishing plate formed by overlapping the side edges of a large number of rectangular polishing sheets and radially arranging them, and a circle made by bonding the back side of the polishing plate to one side that does not have a polishing surface with an adhesive. In a polishing tool consisting of a plate and a through hole for a drive shaft provided at the center of the disc, an inner annular wall and an outer annular wall with two inner and outer strips are provided at the center of the back surface of the disc, and the inner annular wall and the polishing plate are A polishing tool characterized in that an adhesive is filled between the outer annular wall and the outer annular wall so that the outer annular wall is buried therein, and a passage for the adhesive is provided at a predetermined position of the outer annular wall.