JPH078143Y2 - ブレーカ用チゼル - Google Patents
ブレーカ用チゼルInfo
- Publication number
- JPH078143Y2 JPH078143Y2 JP1990012202U JP1220290U JPH078143Y2 JP H078143 Y2 JPH078143 Y2 JP H078143Y2 JP 1990012202 U JP1990012202 U JP 1990012202U JP 1220290 U JP1220290 U JP 1220290U JP H078143 Y2 JPH078143 Y2 JP H078143Y2
- Authority
- JP
- Japan
- Prior art keywords
- holder
- chisel
- flange
- pile
- large diameter
- 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.)
- Expired - Lifetime
Links
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 description 8
- 239000011435 rock Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990012202U JPH078143Y2 (ja) | 1990-02-08 | 1990-02-08 | ブレーカ用チゼル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990012202U JPH078143Y2 (ja) | 1990-02-08 | 1990-02-08 | ブレーカ用チゼル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03103174U JPH03103174U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-10-25 |
| JPH078143Y2 true JPH078143Y2 (ja) | 1995-03-01 |
Family
ID=31515690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990012202U Expired - Lifetime JPH078143Y2 (ja) | 1990-02-08 | 1990-02-08 | ブレーカ用チゼル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH078143Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010029954A (ja) * | 2008-07-25 | 2010-02-12 | Yamashita Kogyo Kenkyusho:Kk | ハンマードリル用ビットアダプタ |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5051279U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-22 | 1975-05-19 |
-
1990
- 1990-02-08 JP JP1990012202U patent/JPH078143Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03103174U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-10-25 |
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