Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
William Egenton0
Caroline McCormick0
Martin Segarty0
Patrick McCormick0
Date of Patent
February 24, 2009
0Patent Application Number
105716340
Date Filed
September 20, 2004
0Patent Primary Examiner
Patent abstract
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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