WORKING DEVICE OF HYDRAULIC SHOVEL

WORKING DEVICE OF HYDRAULIC SHOVEL

PROBLEM TO BE SOLVED: To stably hold a hydraulic hose charging/discharging hydraulic oil to/from an working tool and improve reliability by providing a hose guide at a link of the tip side of an arm. SOLUTION: An attachment such as a bucket 13 is connected to the tip side of an arm 3 through a conne...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: YANAGIBASHI KENZO, ASANO MASAO
Format: Patent
Sprache:eng
Schlagworte:
DREDGING
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To stably hold a hydraulic hose charging/discharging hydraulic oil to/from an working tool and improve reliability by providing a hose guide at a link of the tip side of an arm. SOLUTION: An attachment such as a bucket 13 is connected to the tip side of an arm 3 through a connection device 10, and links 6, 9 are provided at the tip side of a bucket cylinder 5. Further, a hydraulic hose 16 charging/ discharging the hydraulic oil from a hydraulic pump to/from a hydraulic cylinder of the connection device 10 is provided between the arm 3 and the connection device 10. The middle part is supported by a hose guide 20 provided at the link 6.