JPH0446183U - - Google Patents
Info
- Publication number
- JPH0446183U JPH0446183U JP8759490U JP8759490U JPH0446183U JP H0446183 U JPH0446183 U JP H0446183U JP 8759490 U JP8759490 U JP 8759490U JP 8759490 U JP8759490 U JP 8759490U JP H0446183 U JPH0446183 U JP H0446183U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- bit
- mounting hole
- fitted
- press
- 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
- Earth Drilling (AREA)
Description
第１図は、本考案ボタンビツト用のチツプにお
ける一実施例を示す取付け状態の断面図、第２図
は、周溝部分の一部拡大正面図、第３図は、従来
のボタンビツト用のチツプの取付け状態を示す断
面図である。
１……チツプ、２……チツプ本体、３……先端
頭部、４……ビツト本体、６……取付け穴、６…
…周溝。
Fig. 1 is a cross-sectional view of an embodiment of the button bit tip of the present invention in an installed state, Fig. 2 is a partially enlarged front view of the circumferential groove portion, and Fig. 3 is a conventional button bit tip. It is a sectional view showing an attached state. 1... Chip, 2... Chip body, 3... Tip head, 4... Bit body, 6... Mounting hole, 6...
...Zhou groove.
Claims (1)
取付け穴５内に圧入され、しかもその先端頭部３
がビツト本体４から突出するように構成されたボ
タンビツト用のチツプにおいて、 前記チツプ本体２は、底面基準でその長さＬの
約1/2以下のところに脱落防止用の周溝６が形成
されるようにしたことを特徴とするボタンビツト
用のチツプ。[Claims for Utility Model Registration] A cylindrical tip body 2 is press-fitted into a mounting hole 5 of a bit body 4, and its tip head 3 is press-fitted into a mounting hole 5 of a bit body 4.
In a tip for a button bit configured such that the tip protrudes from the bit body 4, the tip body 2 has a circumferential groove 6 formed to prevent it from falling off at a position of about 1/2 or less of its length L based on the bottom surface. A chip for button bits, characterized in that it is designed to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8759490U JPH0446183U (en) | 1990-08-22 | 1990-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8759490U JPH0446183U (en) | 1990-08-22 | 1990-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446183U true JPH0446183U (en) | 1992-04-20 |
Family
ID=31820069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8759490U Pending JPH0446183U (en) | 1990-08-22 | 1990-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446183U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016114344A1 (en) * | 2015-01-14 | 2016-07-21 | 三菱マテリアル株式会社 | Drill tip and drill bit |
| JP2016135983A (en) * | 2015-01-14 | 2016-07-28 | 三菱マテリアル株式会社 | Drilling chip and drilling bit |
-
1990
- 1990-08-22 JP JP8759490U patent/JPH0446183U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016114344A1 (en) * | 2015-01-14 | 2016-07-21 | 三菱マテリアル株式会社 | Drill tip and drill bit |
| JP2016135983A (en) * | 2015-01-14 | 2016-07-28 | 三菱マテリアル株式会社 | Drilling chip and drilling bit |
| US10465448B2 (en) | 2015-01-14 | 2019-11-05 | Mitsubishi Materials Corporation | Drill bit insert and drill bit |
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