Scoop loader attachment

Claim 1

A SCOOP-LOADER ATTACHMENT FOR USE WITH A BASE MACHINE HAVING MOVABLE SUPPORT LINKS, SAID ATTACHMENT COMPRISING, IN COMBINATION, INNER AND OUTER BOOMS PIVOTALLY INTERCONNECTED FOR RELATIVE SWINGING MOVEMENT; MEANS ON SAID INNER BOOM FOR EFFECTING PIVOTAL MOUNTING OF THE ATTACHMENT ON A BASE MACHINE; AN OUTWARDLY OPENING BUCKET PIVOTALLY MOUNTED ON THE OUTER END OF SAID OUTER BOOM; A BELL CRANK PIVOTED ON THE OUTER END PORTION OF SAID OUTER BOOM; A RIGID LINK INTERCONNECTING SAID CRANK WITH SAID BUCKET; AND A HYDRAULIC RAM MEANS POSITIONED ABOVE SAID OUTER BOOM AND PIVOTALLY CONNECTED AT ITS ENDS TO AN OUTWARDLY EXTENDING PORTION OF SAID INNER BOOM AND SAID CRANK RESPECTIVELY FOR MAINTAINING SAID BUCKET AT A PREDETERMINED ANGLE RELATIVE TO ITS PATH OF MOVEMENT AND SELECTIVELY VARYING SAID ANGLE UPON ACTUATION OF SAID RAM; AND MEANS ON SAID ATTACHMENT FOR EFFECTING A SUPPORTING AND LIFTING CONNECTION BETWEEN SAID BOOMS AND THE MOVABLE SUPPORT LINKS ON A BASE MACHINE WHEREBY SAID MOVABLE SUPPORT LINKS MAY BE USED FOR SUPPORT OF THE ATTACHMENT DURING FILLING MOVEMENTS OF THE BUCKET AND FOR RAISING THE ATTACHMENT FOR ELEVATED DUMPING OF THE BUCKET; SAID SUPPORT AND LIFTING CONNECTION COOPERATING WITH SAID HYDRAULIC RAM MEANS, BELL CRANK AND RIGID LINK FOR GUIDING THE DIGGING EDGE OF SAID BUCKET IN A SUBSTANTIALLY HORIZONTAL PATH UPON OUTWARD RELATIVE MOVEMENT OF SAID OUTER BOOM.