JPH02140017U - - Google Patents
Info
- Publication number
- JPH02140017U JPH02140017U JP4910689U JP4910689U JPH02140017U JP H02140017 U JPH02140017 U JP H02140017U JP 4910689 U JP4910689 U JP 4910689U JP 4910689 U JP4910689 U JP 4910689U JP H02140017 U JPH02140017 U JP H02140017U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- burring
- screw
- pilot hole
- screw hole
- 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
Landscapes
- Connection Of Plates (AREA)
Description
第１図はこの考案の一実施例による締結構造を
示す平面図、第２図は第１図の−線による断
面図、第３図は第１図の−線による断面図、
第４図は従来の締結構造を示す縦断面図、第５図
は従来の構造の平面図である。
１……平板部材、３……バーリングねじ穴、６
……異形状の下穴、７……突起部。なお、図中、
同一符号は同一または相当部分を示す。
FIG. 1 is a plan view showing a fastening structure according to an embodiment of the invention, FIG. 2 is a sectional view taken along the - line in FIG. 1, and FIG. 3 is a sectional view taken along the - line in FIG.
FIG. 4 is a longitudinal sectional view showing a conventional fastening structure, and FIG. 5 is a plan view of the conventional structure. 1... Flat plate member, 3... Burring screw hole, 6
...Irregularly shaped pilot hole, 7... Protrusion. In addition, in the figure,
The same reference numerals indicate the same or equivalent parts.
Claims (1)
穴を拡張してバーリング穴を形成し、該バーリン
グ穴にねじ立てしてバーリングねじ穴を形成した
締結装置において、上記下穴の形状を該下穴の縁
部から内径方向に複数の突起部が突出した異形穴
に設け、上記バーリングねじ穴加工後にこのねじ
穴の一部を形成する上記突起部を該ねじ穴の内方
向に傾斜させたことを特徴とする締結装置。 In a fastening device in which a circular pilot hole is passed through the surface of a flat plate member, the pilot hole is expanded to form a burring hole, and a screw is tapped into the burring hole to form a burring screw hole, the shape of the pilot hole is is provided in an irregularly shaped hole in which a plurality of protrusions protrude inwardly from the edge of the pilot hole, and after the burring screw hole is machined, the protrusions forming a part of the screw hole are inclined inwardly of the screw hole. A fastening device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4910689U JPH02140017U (en) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4910689U JPH02140017U (en) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140017U true JPH02140017U (en) | 1990-11-22 |
Family
ID=31566517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4910689U Pending JPH02140017U (en) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140017U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08226429A (en) * | 1995-02-20 | 1996-09-03 | Sumitomo Forestry Co Ltd | Bolt receiving fitting and fitting for jointing structure member |
| JP2002106537A (en) * | 2000-10-02 | 2002-04-10 | Kanai:Kk | Nut with washer corresponding to wood shrinkage |
| JP2010230170A (en) * | 2003-09-03 | 2010-10-14 | Nsk Europe Ltd | Bearing assembly |
-
1989
- 1989-04-25 JP JP4910689U patent/JPH02140017U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08226429A (en) * | 1995-02-20 | 1996-09-03 | Sumitomo Forestry Co Ltd | Bolt receiving fitting and fitting for jointing structure member |
| JP2002106537A (en) * | 2000-10-02 | 2002-04-10 | Kanai:Kk | Nut with washer corresponding to wood shrinkage |
| JP2010230170A (en) * | 2003-09-03 | 2010-10-14 | Nsk Europe Ltd | Bearing assembly |
| JP2013047574A (en) * | 2003-09-03 | 2013-03-07 | Nsk Europe Ltd | Method of forming bearing assembly |
| US8910385B2 (en) | 2003-09-03 | 2014-12-16 | Nsk Europe Co., Ltd. | Method of forming a bearing device |