JPH03128793U - - Google Patents
Info
- Publication number
- JPH03128793U JPH03128793U JP3820490U JP3820490U JPH03128793U JP H03128793 U JPH03128793 U JP H03128793U JP 3820490 U JP3820490 U JP 3820490U JP 3820490 U JP3820490 U JP 3820490U JP H03128793 U JPH03128793 U JP H03128793U
- Authority
- JP
- Japan
- Prior art keywords
- attached
- cutting pick
- excavator
- cutter
- wear
- 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
- Excavating Of Shafts Or Tunnels (AREA)
- Percussive Tools And Related Accessories (AREA)
Description
図面はこの考案の実施例を示すラウンドピツク
の構成図である。
３……チツプ、８……チツプ保持部、９……耐
摩キヤツプ。
The drawing is a block diagram of a round pick showing an embodiment of this invention. 3... Chip, 8... Chip holding section, 9... Wear-resistant cap.
Claims (1)
る切削ピツクにおいて、そのチツプ保持部に耐摩
キヤツプを装着したことを特徴とするブームカツ
タ掘進機の切削ピツク。 A cutting pick for a boom cutter excavator, which is attached to a cutter head of a tunnel excavator, and is characterized in that a wear-resistant cap is attached to a chip holding part of the cutting pick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3820490U JPH03128793U (en) | 1990-04-10 | 1990-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3820490U JPH03128793U (en) | 1990-04-10 | 1990-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03128793U true JPH03128793U (en) | 1991-12-25 |
Family
ID=31546000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3820490U Pending JPH03128793U (en) | 1990-04-10 | 1990-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03128793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4734735B2 (en) * | 2001-03-02 | 2011-07-27 | 株式会社タンガロイ | Bi-directional drilling bit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914897B2 (en) * | 1975-02-08 | 1984-04-06 | ソニー株式会社 | semiconductor equipment |
-
1990
- 1990-04-10 JP JP3820490U patent/JPH03128793U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914897B2 (en) * | 1975-02-08 | 1984-04-06 | ソニー株式会社 | semiconductor equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4734735B2 (en) * | 2001-03-02 | 2011-07-27 | 株式会社タンガロイ | Bi-directional drilling bit |