1
Errol F Andrews, Edward A Peterson, Jeffrey N Casbolt, Kevin E Holt, John M McMillan, Robert E Whiting: Coupling for earth moving tools etc.. Maroochy Shire Council, Schwartz Jeffery Schwaab Mack Blumenthal & Koch, November 6, 1984: US04480955 (49 worldwide citation)

A quick release and attachment coupling for operating tools for earthmoving or excavating machines having an attachment head pivotally mounted on the boom of the machine. A locating head is fixed to, or formed integrally with, an operating tool and has a pair of spaced side plates, and stop members ...


2
Andrews Errol Francis, Peterson Edward Albert, Casbolt Jeffrey Norman, Holt Kevin Eric, Mcmillan John Michael, Whiting Robert Ernest: Coupling for earth moving tools etc.. Maroochy Shire Council, Andrews Errol Francis, Peterson Edward Albert, Casbolt Jeffrey Norman, Holt Kevin Eric, Mcmillan John Michael, Whiting Robert Ernest, GRANT ADAMS 333 Adelaide Street GPO Box 1413 Brisbane Qld 4000, August 19, 1982: WO/1982/002731

A quick release coupling for the operating tools (10) for earthmoving or excavating machines has an attachment head (23) pivotally mounted on the boom (24) of the machine. A locating head is fixed to, or formed integrally with, an operating tool (10) and has a pair of spaced side plates (12), a tran ...



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