JPH0182161U

JPH0182161U -

Info

Publication number: JPH0182161U
Application number: JP1987179523U
Authority: JP
Priority date: 1987-11-24
Filing date: 1987-11-24
Publication date: 1989-06-01

Description

[Brief explanation of the drawing]

第１図は、本考案の基本的構造の回転刃の断面
図、第２図は、本考案の第１項の構造の断面図、
第３図は、本考案の第２項の構造の断面図、第４
図は、本考案の第２項の蓋部の斜視図、第５図は
、本考案の基本的構造の回転刃の斜視図。１刃支持部、２指止まり、３ネジ部、４
刃部、５落下防止部、６基盤穴部、７蓋
部、８蓋受け部、９紙、１０切り取り部、
１１接着部、１２弾性バネ、１３蓋内突起
部、１４基盤、１５止め部、１６蓋内天井
部、１７頂点、１８斜辺。 Fig. 1 is a cross-sectional view of the rotary blade of the basic structure of the present invention, Fig. 2 is a cross-sectional view of the structure of item 1 of the present invention,
Figure 3 is a sectional view of the structure of the second item of the present invention,
The figure is a perspective view of the lid part according to item 2 of the present invention, and FIG. 5 is a perspective view of the rotary blade of the basic structure of the present invention. 1 Blade support part, 2 Finger stop, 3 Threaded part, 4
Blade part, 5 Fall prevention part, 6 Base hole part, 7 Lid part, 8 Lid receiving part, 9 Paper, 10 Cutting part,
11 Adhesive part, 12 Elastic spring, 13 Inner lid protrusion, 14 Base, 15 Stop part, 16 Inner lid ceiling, 17 Vertex, 18 Oblique side.

Claims

[Scope of Claim for Utility Model Registration] 1. A device that is inserted into the inside of a cylindrical lid receiving part 8 that constitutes a resin screw stopper used in paper containers, etc., and the inner diameter of the lid receiving part 8 is A plurality of protruding blade support portions 1 made of the above-mentioned material having a certain length are erected on a smaller circular base 14 made of metal or synthetic resin, and the tip thereof is used as a blade portion having a sharp cutting edge and a blade. Set it to 4. Furthermore, a drop prevention part 5 having a sharp spiral screw part 3 with a pointed tip made of the material and having the same direction and the same length as the blade support part 1 is erected in the center of the base 14. A rotary blade built into a stopper of a paper container, which is inserted into the lid receiving part 8 with the part 4 and the threaded part 3 below the base 14. 2. An elastic spring 12 is sandwiched between the base 14 of the rotary blade and the inside of the lid 7, and an internal lid protrusion 13 with an appropriate height is provided inside the lid 7. The utility model registration claim is characterized in that the inner protrusion 13 is inserted into a hole that penetrates the base 14 and is large enough to allow the inner lid protrusion 13 to be inserted, and the base 14 also rotates as the lid 7 rotates. Range 1. A rotary blade for opening paper containers built into the screw stopper described in .