JPS6056476U - drill bit - Google Patents
drill bitInfo
- Publication number
- JPS6056476U JPS6056476U JP14853583U JP14853583U JPS6056476U JP S6056476 U JPS6056476 U JP S6056476U JP 14853583 U JP14853583 U JP 14853583U JP 14853583 U JP14853583 U JP 14853583U JP S6056476 U JPS6056476 U JP S6056476U
- Authority
- JP
- Japan
- Prior art keywords
- cross
- drill bit
- tip
- shaped fitting
- fitting part
- 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
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の断面図、第２図は本考案の一実施例の正
面図、第３図は同上のねじ締め状態の断 −面図、
第４図ａ、 ｂは同上の十字穴の平面図及び断面図であ
って、１はねじ頭部、２は十字穴、３は十字状嵌合部、
４は大底、５は突起である。Fig. 1 is a sectional view of the conventional structure, Fig. 2 is a front view of an embodiment of the present invention, and Fig. 3 is a sectional view of the same screwed condition.
FIGS. 4a and 4b are a plan view and a sectional view of the same cross recess as above, in which 1 is a screw head, 2 is a cross recess, 3 is a cross-shaped fitting part,
4 is the outsole, and 5 is the protrusion.
Claims (1)
けると共に十字状嵌合部の先端にねじ頭部の十字穴の大
塵に当って十字状嵌合部と十字穴、との嵌合をゆるくす
るための先端の尖った突起を設けて成るドリルビット。A cross-shaped fitting part that fits into the cross recess of the screw head is provided at the tip, and a cross-shaped fitting part and a cross recess are provided at the tip of the cross-shaped fitting part to contact the large part of the cross recess of the screw head. A drill bit with a sharp protrusion on the tip to loosen the fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14853583U JPS6056476U (en) | 1983-09-26 | 1983-09-26 | drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14853583U JPS6056476U (en) | 1983-09-26 | 1983-09-26 | drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6056476U true JPS6056476U (en) | 1985-04-19 |
Family
ID=30329985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14853583U Pending JPS6056476U (en) | 1983-09-26 | 1983-09-26 | drill bit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6056476U (en) |
-
1983
- 1983-09-26 JP JP14853583U patent/JPS6056476U/en active Pending
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