JPS5985780U - Steering device for large special vehicles such as rough terrain cranes - Google Patents

Steering device for large special vehicles such as rough terrain cranes

Info

Publication number
JPS5985780U
JPS5985780U JP18177182U JP18177182U JPS5985780U JP S5985780 U JPS5985780 U JP S5985780U JP 18177182 U JP18177182 U JP 18177182U JP 18177182 U JP18177182 U JP 18177182U JP S5985780 U JPS5985780 U JP S5985780U
Authority
JP
Japan
Prior art keywords
steering device
hydraulic
steering
switching valve
rough terrain
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
Application number
JP18177182U
Other languages
Japanese (ja)
Inventor
森泉　良二
修一 松本
Original Assignee
日産ディーゼル工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日産ディーゼル工業株式会社 filed Critical 日産ディーゼル工業株式会社
Priority to JP18177182U priority Critical patent/JPS5985780U/en
Publication of JPS5985780U publication Critical patent/JPS5985780U/en
Pending legal-status Critical Current

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  • Steering-Linkage Mechanisms And Four-Wheel Steering (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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来技術を示す概略構成図、第２図ａ９ｂ、　
　ｃは転舵状態を示す説明図、第３図はこの考案の実施
例を示す概略構成図、第４図は他の実施例を示す概略構
成図である。 １．２，１７．１８・・・油圧シリンダ、３．４・・・
前輪、８・・・ハンドル、９・・・全油圧ステアリング
システム、１５．１６・・・後輪、１９．２０・・・油
圧回路、２１・・・カニ足、四輪転舵用切換バルブ、２
４・・・運転席、２５・・・切換バルブ。Fig. 1 is a schematic configuration diagram showing the prior art, Fig. 2 a9b,
FIG. 3 is a schematic diagram showing an embodiment of this invention, and FIG. 4 is a schematic diagram showing another embodiment. 1.2, 17.18... Hydraulic cylinder, 3.4...
Front wheel, 8... Handle, 9... Full hydraulic steering system, 15.16... Rear wheel, 19.20... Hydraulic circuit, 21... Crab leg, switching valve for four-wheel steering, 2
4... Driver's seat, 25... Switching valve.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）車体に対し運転席がクレーン等の上物と一体的に
回動するラフテレンクレーン車等の大型特殊車両にあっ
て、ハンドルに連動し全油圧ステアリングシステムから
圧送される油圧により駆動する油圧シリンダを介し車輪
の向きを変えるようにしたステアリング装置において、
全油圧ステアリングシステムと油圧シリンダとを結ぶ油
圧回路の途中に、油圧シリンダの伸側と収縮側とを逆に
する切換バルブを介装したことを特徴とするラフテレン
クレーン車等犬型特殊車両のステアリング装置。　　　
　゛(1) In large special vehicles such as rough terrain cranes, where the driver's seat rotates integrally with the upper object such as a crane, the driver's seat is linked to the steering wheel and driven by hydraulic pressure fed from a fully hydraulic steering system. In a steering device that changes the direction of wheels via a hydraulic cylinder,
A dog-type special vehicle such as a rough terrain crane vehicle, characterized in that a switching valve for reversing the expansion side and contraction side of the hydraulic cylinder is installed in the middle of the hydraulic circuit connecting the fully hydraulic steering system and the hydraulic cylinder. Steering device.
゛ （２）切換バルブはカニ足四輪転舵用の切換バルブより
上流側の油圧回路に介装されていることを特徴とする実
用新案登録請求の範囲第１項記載のラフテレンクレーン
車等大型取殊車両のステアリング装置。(2) The switching valve is installed in a hydraulic circuit on the upstream side of the switching valve for crab-leg four-wheel steering. Steering device for special vehicles. （３）切換バルブは運転席の動きに連動する電磁パイロ
ット操作式であることを特徴とする実用新　　　　゛案
登録請求の範囲第１項ならびに第２項記載のラフテレン
クレーン車等大型特殊車両のステアリング装置。(3) A utility model characterized in that the switching valve is an electromagnetic pilot operated type that is linked to the movement of the driver's seat. Steering device.
JP18177182U 1982-11-30 1982-11-30 Steering device for large special vehicles such as rough terrain cranes Pending JPS5985780U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18177182U JPS5985780U (en) 1982-11-30 1982-11-30 Steering device for large special vehicles such as rough terrain cranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18177182U JPS5985780U (en) 1982-11-30 1982-11-30 Steering device for large special vehicles such as rough terrain cranes

Publications (1)

Publication Number Publication Date
JPS5985780U true JPS5985780U (en) 1984-06-09

Family

ID=30393815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18177182U Pending JPS5985780U (en) 1982-11-30 1982-11-30 Steering device for large special vehicles such as rough terrain cranes

Country Status (1)

Country Link
JP (1) JPS5985780U (en)

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