JPS62168279U - - Google Patents
Info
- Publication number
- JPS62168279U JPS62168279U JP5531886U JP5531886U JPS62168279U JP S62168279 U JPS62168279 U JP S62168279U JP 5531886 U JP5531886 U JP 5531886U JP 5531886 U JP5531886 U JP 5531886U JP S62168279 U JPS62168279 U JP S62168279U
- Authority
- JP
- Japan
- Prior art keywords
- prevent
- hydraulic breaker
- hydraulic
- dust
- chisel
- 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
- 239000000428 dust Substances 0.000 claims 2
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Description
第１図は本考案油圧ブレーカの打撃面と油圧回
路を示す。第２図及び第３図は従来装置の打撃面
と油圧回路における打撃ピストン最高位置及び打
撃ピストン打撃時を示す。第４図は一般的な油圧
ブレーカの外観図である。
FIG. 1 shows the striking surface and hydraulic circuit of the hydraulic breaker of the present invention. 2 and 3 show the striking surface of the conventional device, the highest position of the striking piston in the hydraulic circuit, and the striking state of the striking piston. FIG. 4 is an external view of a general hydraulic breaker.
Claims (1)
通して作動油を吸い込み、打撃ピストンの動きに
よつて生ずる負圧発生を防ぎ、チゼル間隙部から
のダスト侵入を防止するようにしたことを特徴と
する油圧ブレーカのダスト侵入防止装置。 A hydraulic breaker characterized in that hydraulic oil is sucked from a low pressure line of the hydraulic breaker through a one-way valve to prevent the generation of negative pressure caused by the movement of a striking piston and to prevent dust from entering through the chisel gap. Dust intrusion prevention device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531886U JPS62168279U (en) | 1986-04-15 | 1986-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531886U JPS62168279U (en) | 1986-04-15 | 1986-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62168279U true JPS62168279U (en) | 1987-10-26 |
Family
ID=30883106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5531886U Pending JPS62168279U (en) | 1986-04-15 | 1986-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62168279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4726771B2 (en) * | 2006-12-08 | 2011-07-20 | 住友建機株式会社 | Hydraulic breaker hydraulic oil cleaning device |
-
1986
- 1986-04-15 JP JP5531886U patent/JPS62168279U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4726771B2 (en) * | 2006-12-08 | 2011-07-20 | 住友建機株式会社 | Hydraulic breaker hydraulic oil cleaning device |
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