发明名称 |
Excavator tool quick attachment device |
摘要 |
Excavator tool quick attachment device (1) is used to attach a tool to a dipper arm (2) of an excavator. Body member (52) has two receivers (12,14) for tool pins (11,15). Receiver (12) has a movable latch (3) powered by an hydraulic ram (20) for securing and releasing pin (11) and receiver (14) has a movable spring loaded lock (22) for securing and releasing pin (15). A control assembly (21) is connected between latch (3) and lock (22) but only operates to release lock (22) when the device (1) is inverted relative to a normal working position and the hydraulic ram (20) is activated.
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申请公布号 |
US7493712(B2) |
申请公布日期 |
2009.02.24 |
申请号 |
US20040571634 |
申请日期 |
2004.09.20 |
申请人 |
MCCORMICK PATRICK;MCCORMICK CAROLINE;SEGARTY MARTIN;EGENTON WILLIAM |
发明人 |
MCCORMICK PATRICK;MCCORMICK CAROLINE;SEGARTY MARTIN;EGENTON WILLIAM |
分类号 |
E02F3/96;E02F3/36 |
主分类号 |
E02F3/96 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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