HYDRAULIC SYSTEM

To provide a hydraulic system which can facilitate manufacturing work and assembling work.SOLUTION: An arm first direction switching valve 41 is incorporated in an arm regeneration passage 43 which can supply oil discharged from a rod chamber a4 to a bottom chamber a3 when expansively operating an a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HISHINUMA YUICHI, NAGURA SHINOBU
Format: Patent
Sprache:eng ; jpn
Schlagworte:
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