JPS644903U - - Google Patents
Info
- Publication number
- JPS644903U JPS644903U JP9884587U JP9884587U JPS644903U JP S644903 U JPS644903 U JP S644903U JP 9884587 U JP9884587 U JP 9884587U JP 9884587 U JP9884587 U JP 9884587U JP S644903 U JPS644903 U JP S644903U
- Authority
- JP
- Japan
- Prior art keywords
- square hole
- hole
- lid
- protrusion
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 1
Landscapes
- Connection Of Plates (AREA)
Description
第１図Ａ，Ｂは本考案に係る基板と蓋の斜視図
、第２図Ａ，Ｂ，Ｃは本考案に係る締結動作を説
明する断面図、である。
図において、１は基板、２は第１の角穴、３は
撓み爪、４は第２の角穴、５は突起、６は蓋、７
は丸穴、８は引つ掛け部、９は面とり、１０は撓
み溝、である。
1A and 1B are perspective views of a base plate and a lid according to the present invention, and FIGS. 2A, B, and C are sectional views illustrating a fastening operation according to the present invention. In the figure, 1 is a substrate, 2 is a first square hole, 3 is a flexible claw, 4 is a second square hole, 5 is a protrusion, 6 is a lid, and 7
8 is a round hole, 8 is a hook portion, 9 is a chamfer, and 10 is a bending groove.
Claims (1)
角穴２と撓み爪３をもつ第２の角穴４とを備えた
平板状の基板１に、側断面がコの字形をし、中央
に前記突起５が嵌合する丸穴７を備えた蓋６を、 該蓋６の引つ掛け部８を先にして前記基板１の
長方形の第１の角穴２に下より挿入しながら該引
つ掛け部８を徐々に基板１側に回転させ、撓み爪
３を備えた第２の角穴４に挿入する構造をとり、 前記基板１に設けた第１の角穴２の長さ寸法を
Ｘ１、幅寸法をＹ１、第２の角穴４の長さ寸法を
Ｘ３、突起の径をＤ１とし、 コの字形をした蓋６の引つ掛け部の幅をＸ２、
第１の角穴に挿入する際の実効厚さをＹ２、丸穴
の径をＤ２とした場合に、 Ｘ１＞Ｘ２，Ｙ１＞Ｙ２の関係を保つと共にＸ
２＜Ｘ３，Ｄ１＜Ｄ２の隙間ばめ交差をもつこと
を特徴とする締結機構。[Claims for Utility Model Registration] A flat substrate 1 is provided with a rectangular first square hole 2 and a second square hole 4 having a flexible claw 3 at the front and back with a cylindrical protrusion 5 in between. A lid 6 having a U-shaped cross section and a round hole 7 in the center into which the protrusion 5 fits is attached to the first corner of the rectangle of the substrate 1 with the hook part 8 of the lid 6 first. While inserting into the hole 2 from below, the hook part 8 is gradually rotated toward the substrate 1 side, and is inserted into the second square hole 4 provided with the flexible claw 3, The length dimension of the first square hole 2 is X 1 , the width dimension is Y 1 , the length dimension of the second square hole 4 is X 3 , the diameter of the protrusion is D 1 , and the U-shaped lid 6 is drawn. The width of the hanging part is X 2 ,
When the effective thickness when inserting into the first square hole is Y 2 and the diameter of the round hole is D 2 , while maintaining the relationships of X 1 > X 2 and Y 1 > Y 2 ,
A fastening mechanism characterized by having a clearance fit intersection of 2 < X 3 and D 1 < D 2 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9884587U JPS644903U (en) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9884587U JPS644903U (en) | 1987-06-26 | 1987-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644903U true JPS644903U (en) | 1989-01-12 |
Family
ID=31325467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9884587U Pending JPS644903U (en) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644903U (en) |
-
1987
- 1987-06-26 JP JP9884587U patent/JPS644903U/ja active Pending
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