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公开(公告)号:US20150368878A1
公开(公告)日:2015-12-24
申请号:US14764220
申请日:2013-12-13
发明人: Kye Hyun CHOI , Jong Hyung YIM , Sang Hoon LEE , Ho Youn LEE
CPC分类号: E02F9/2203 , E02F3/32 , E02F3/435 , E02F9/2285 , E02F9/2292 , F15B2211/355 , F15B2211/41581 , F15B2211/426 , F15B2211/6316 , F15B2211/6355 , F15B2211/6658
摘要: Disclosed is a construction equipment including: a boom operating unit including a boom, a boom cylinder, and a boom head and rod return solenoids for controlling the extension of the boom by controlling the ascending and descending of the boom cylinder; an arm operating unit comprising an arm and an arm cylinder so as to move the arm by controlling the extension of the arm cylinder; and a control unit for generating a flow path connection signal in at least a part of the boom head and rod return solenoids upon operation of an arm lever in a boom float mode so as to control the boom cylinder.
摘要翻译: 公开了一种施工设备,包括:起重臂操作单元,其包括起重臂,动臂缸,以及用于通过控制悬臂液压缸的上升和下降来控制悬臂的延伸的悬臂头和杆返回螺线管; 臂操作单元,其包括臂和臂气缸,以便通过控制臂气缸的延伸来移动臂; 以及控制单元,用于在臂悬臂模式下操作臂杆时,在悬臂头部和杆返回螺线管的至少一部分中产生流路连接信号,以控制动臂缸。