JPH0513831Y2 - - Google Patents
Info
- Publication number
- JPH0513831Y2 JPH0513831Y2 JP1985107111U JP10711185U JPH0513831Y2 JP H0513831 Y2 JPH0513831 Y2 JP H0513831Y2 JP 1985107111 U JP1985107111 U JP 1985107111U JP 10711185 U JP10711185 U JP 10711185U JP H0513831 Y2 JPH0513831 Y2 JP H0513831Y2
- Authority
- JP
- Japan
- Prior art keywords
- hood
- cylinder
- rock
- guide cell
- tip
- 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
- 239000011435 rock Substances 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 27
- 238000005553 drilling Methods 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000006866 deterioration Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985107111U JPH0513831Y2 (no) | 1985-07-12 | 1985-07-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985107111U JPH0513831Y2 (no) | 1985-07-12 | 1985-07-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6216189U JPS6216189U (no) | 1987-01-30 |
JPH0513831Y2 true JPH0513831Y2 (no) | 1993-04-13 |
Family
ID=30983088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985107111U Expired - Lifetime JPH0513831Y2 (no) | 1985-07-12 | 1985-07-12 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0513831Y2 (no) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7090358B1 (ja) * | 2021-04-02 | 2022-06-24 | 株式会社ジオテック | 削孔機用集塵フード |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6132291B2 (no) * | 1981-10-30 | 1986-07-25 | Amerushamu Intern Plc |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6132291U (ja) * | 1984-07-27 | 1986-02-26 | 古河鉱業株式会社 | 穿孔機用集塵フ−ド |
-
1985
- 1985-07-12 JP JP1985107111U patent/JPH0513831Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6132291B2 (no) * | 1981-10-30 | 1986-07-25 | Amerushamu Intern Plc |
Also Published As
Publication number | Publication date |
---|---|
JPS6216189U (no) | 1987-01-30 |
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