JPH0432228Y2 - - Google Patents
Info
- Publication number
- JPH0432228Y2 JPH0432228Y2 JP17092186U JP17092186U JPH0432228Y2 JP H0432228 Y2 JPH0432228 Y2 JP H0432228Y2 JP 17092186 U JP17092186 U JP 17092186U JP 17092186 U JP17092186 U JP 17092186U JP H0432228 Y2 JPH0432228 Y2 JP H0432228Y2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- oil
- valve
- piston
- accumulator
- 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
Links
- 239000007789 gas Substances 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 11
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 11
- 230000000630 rising effect Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17092186U JPH0432228Y2 (en, 2012) | 1986-11-06 | 1986-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17092186U JPH0432228Y2 (en, 2012) | 1986-11-06 | 1986-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6376482U JPS6376482U (en, 2012) | 1988-05-20 |
| JPH0432228Y2 true JPH0432228Y2 (en, 2012) | 1992-08-03 |
Family
ID=31106080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17092186U Expired JPH0432228Y2 (en, 2012) | 1986-11-06 | 1986-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0432228Y2 (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4813326B2 (ja) * | 2006-10-31 | 2011-11-09 | 古河ロックドリル株式会社 | ガス検圧機構 |
| US9308635B2 (en) * | 2013-01-28 | 2016-04-12 | Caterpillar Inc. | Variable volume accumulator |
-
1986
- 1986-11-06 JP JP17092186U patent/JPH0432228Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6376482U (en, 2012) | 1988-05-20 |
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