JPS62145813U - - Google Patents
Info
- Publication number
- JPS62145813U JPS62145813U JP3419686U JP3419686U JPS62145813U JP S62145813 U JPS62145813 U JP S62145813U JP 3419686 U JP3419686 U JP 3419686U JP 3419686 U JP3419686 U JP 3419686U JP S62145813 U JPS62145813 U JP S62145813U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- closed
- contraction
- hydraulic cylinders
- hydraulic
- 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.)
- Granted
Links
- 230000008602 contraction Effects 0.000 claims 3
- 239000000725 suspension Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Description
添付図面は本考案の一実施例を示す概略構成図
である。
１０……車台フレーム、１２……前車軸、１４
……後車軸、１６……エンジン、１８ＬＦ，１８
ＬＲ，１８ＲＦ及び１８ＲＲ……油圧シリンダ、
３０……ストロークインジケータ、３２ＬＦ，３
２ＬＲ，３２ＲＦ及び３２ＲＲ……収縮スイツチ
、３４ＬＦ，３４ＬＲ，３４ＲＦ及び３４ＲＲ…
…伸長スイツチ、３６……電源、３８ＬＦ，３８
ＬＲ，３８ＲＦ及び３８ＲＲ……電磁弁、４０…
…逆止弁、４２……圧油ポンプ、４４……オイル
リザーバ。
The accompanying drawing is a schematic diagram showing an embodiment of the present invention. 10... Chassis frame, 12... Front axle, 14
...Rear axle, 16...Engine, 18LF, 18
LR, 18RF and 18RR...hydraulic cylinder,
30...Stroke indicator, 32LF, 3
2LR, 32RF and 32RR... deflation switch, 34LF, 34LR, 34RF and 34RR...
...Extension switch, 36...Power supply, 38LF, 38
LR, 38RF and 38RR...Solenoid valve, 40...
...Check valve, 42...Pressure oil pump, 44...Oil reservoir.
Claims (1)
との間に夫々介装された油圧シリンダ、各油圧シ
リンダに付設され夫々のピストン軸がシリンダに
対し設定位置まで伸長したとき閉成される伸長ス
イツチ、各油圧シリンダに付設され夫々のピスト
ン軸がシリンダに対し設定位置まで収縮したとき
に閉成される収縮スイツチ、及び車体の一方の側
における前後の油圧シリンダの伸長スイツチが夫
夫閉成され、かつ車体の他方の側における前後の
油圧シリンダの収縮スイツチが夫々閉成されたと
き、各油圧シリンダの伸縮を禁止するか、又は少
くとも収縮した側のシリンダの一層の収縮を禁止
する電磁弁装置を具備してなることを特徴とする
クレーン車のサスペンシヨン装置。 Hydraulic cylinders are installed between the undercarriage frame and the front and rear axles on both sides of the vehicle, extension switches attached to each hydraulic cylinder and closed when each piston shaft extends to a set position relative to the cylinder, and each hydraulic cylinder. A retraction switch attached to the cylinder and closed when each piston shaft retracts to a set position relative to the cylinder, and an extension switch for the front and rear hydraulic cylinders on one side of the vehicle body are both closed and A solenoid valve device is provided for prohibiting expansion and contraction of each hydraulic cylinder, or at least prohibiting further contraction of the cylinder on the contracted side, when the contraction switches of the front and rear hydraulic cylinders on the other side are respectively closed. A suspension device for a crane truck that is characterized by the following:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3419686U JPH0536721Y2 (en) | 1986-03-10 | 1986-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3419686U JPH0536721Y2 (en) | 1986-03-10 | 1986-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62145813U true JPS62145813U (en) | 1987-09-14 |
| JPH0536721Y2 JPH0536721Y2 (en) | 1993-09-17 |
Family
ID=30842517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3419686U Expired - Lifetime JPH0536721Y2 (en) | 1986-03-10 | 1986-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536721Y2 (en) |
-
1986
- 1986-03-10 JP JP3419686U patent/JPH0536721Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0536721Y2 (en) | 1993-09-17 |
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