JPS5867885U - Hydraulic cylinder protection device built into the telescopic boom - Google Patents
Hydraulic cylinder protection device built into the telescopic boomInfo
- Publication number
- JPS5867885U JPS5867885U JP16217981U JP16217981U JPS5867885U JP S5867885 U JPS5867885 U JP S5867885U JP 16217981 U JP16217981 U JP 16217981U JP 16217981 U JP16217981 U JP 16217981U JP S5867885 U JPS5867885 U JP S5867885U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- hydraulic cylinder
- protection device
- telescopic boom
- device built
- 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
- Component Parts Of Construction Machinery (AREA)
- Jib Cranes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は油圧シリンダに設けた従来の角の説明図、第2
図は、本考案の1実施例を示す油圧シリンダ保護装置の
説明図、第3図、第4図は、本考案の他の実施例の説明
図である。
A:伸縮ブーム、B:油圧シリンダ、3,4:ピン、6
:当接部、8ニスプリング。Figure 1 is an explanatory diagram of a conventional corner provided in a hydraulic cylinder, Figure 2
The figure is an explanatory diagram of a hydraulic cylinder protection device showing one embodiment of the present invention, and FIGS. 3 and 4 are explanatory diagrams of other embodiments of the present invention. A: Telescopic boom, B: Hydraulic cylinder, 3, 4: Pin, 6
: Contact part, 8 springs.
Claims (1)
ム内にあって、当該ブーム筒を伸縮駆動するためにその
シリンダチューブ基端部並びにピストンロンド端部を夫
々ピンを介してブーム筒に枢着支持された油圧シリンダ
のシリンダチューブ先端部に伸縮ブームの内側上面方向
へスプリングによって付勢された当接部を配設したこと
を特徴とする伸縮ブームに内装した油圧シリンダの保護
装置。A telescopic boom is formed by fitting two or more boom tubes into each other in a telescopic manner, and in order to drive the boom tubes to extend and retract, the base end of the cylinder tube and the end of the piston rod are connected to the boom tube through pins, respectively. A protection device for a hydraulic cylinder installed in a telescoping boom, characterized in that a contact portion biased by a spring toward the inner upper surface of the telescoping boom is provided at the tip of the cylinder tube of the pivotally supported hydraulic cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16217981U JPS5867885U (en) | 1981-10-29 | 1981-10-29 | Hydraulic cylinder protection device built into the telescopic boom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16217981U JPS5867885U (en) | 1981-10-29 | 1981-10-29 | Hydraulic cylinder protection device built into the telescopic boom |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5867885U true JPS5867885U (en) | 1983-05-09 |
Family
ID=29954509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16217981U Pending JPS5867885U (en) | 1981-10-29 | 1981-10-29 | Hydraulic cylinder protection device built into the telescopic boom |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5867885U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0445879U (en) * | 1990-08-23 | 1992-04-17 |
-
1981
- 1981-10-29 JP JP16217981U patent/JPS5867885U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0445879U (en) * | 1990-08-23 | 1992-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5867885U (en) | Hydraulic cylinder protection device built into the telescopic boom | |
JPS5954492U (en) | boom device | |
JPS5915689U (en) | telescopic boom | |
JPS6032158U (en) | X type outrigger | |
JPS5956260U (en) | Extendable bucket link structure of bucket hoe | |
JPS60193859U (en) | Crane lateral outrigger device | |
JPS5995240U (en) | Fluid pressure cylinder for load detection | |
JPS60117388U (en) | Refractive boom device | |
JPS5965100U (en) | Segment transfer device | |
JPS5876654U (en) | Front loader lifting device | |
JPS619611U (en) | single rod cylinder | |
JPS5893592U (en) | supporting leg device | |
JPS5820728U (en) | connecting rod | |
JPS6032159U (en) | Outrigger device | |
JPS6046362U (en) | Outrigger device | |
JPS6099923U (en) | Lifting device for operating table | |
JPS58180890U (en) | Jacking device | |
JPS5910352U (en) | Extendable excavator boom | |
JPS59146632U (en) | hydraulic shock absorber | |
JPS59178430U (en) | Guide device in cylinder gate | |
JPS5855886U (en) | cylinder structure | |
JPS5910353U (en) | Extendable excavator boom | |
JPS5866814U (en) | Rope connection device | |
JPS5995085U (en) | crane boom | |
JPS58134171U (en) | Outrigger device |