Boom and pivotal jib structure

Claim 1

AN INFINITELY VARIABLE MULTI-BOOM CRANE STRUCTURE HAVING AN ADJUSTABLE JIB COMPRISING: (A) A CHASSIS; (B) A MAIN BOOM PIVOTALLY MOUNTED ON SAID CHASSIS FOR RETRACTION AND REACH; (C) AN AUXILIARY BOOM HAVING AN END PIVOTALLY MOUNTED TO THE FREE END OF SAID MAIN BOOM AND HAVING A FREE END; (D) A JIB PIVOTALLY MOUNTED TO THE FREE END OF SAID AUXILIARY BOOM; (E) A FIXED QUADRANT MOUNTED ON SAID CHASSIS, (F) FIRST AND SECOND AUXILIARY QUADRANTS OF RADIUS EQUAL TO SAID FIXED QUADRANT PIVOTALLY MOUNTED AT THE FREE ENDS, RESPECTIVELY, OF SAID MAIN BOOM AND SAID AUXILIARY BOOM, THE AXES OF SAID AUXILIARY QUADRANTS BEING COINCIDENT, RESPECTIVELY, WITH THE PIVOTAL CONNECTIONS BETWEEN SAID MAIN AND AUXILIARY BOOMS AND SAID AUXILIARY BOOM AND SAID JIB, (G) A FLEXIBLE GUY WRAPPED OVER SAID FIXED QUADRANT AND THE AUXILIARY QUADRANT AT THE FREE END OF SAID MAIN BOOM, AND TANGENTIALLY ENGAGING BOTH SAID QUADRANTS THROUGHOUT ALL PIVOTED POSITIONS OF SAID BOOM, (H) A FLEXIBLE GUY WRAPPED OVER SAID AUXILIARY QUADRANTS AND TANGENTIALLY ENGAGING SAID QUADRANTS THROUGHOUT ALL PIVOTED POSITIONS OF SAID AUXILIARY BOOM, (I) AUXILIARY BOOM ADJUSTMENT MEANS FOR CONTROLLING THE ANGULAR RELATION OF SAID MAIN AND AUXILIARY BOOMS COMPRISING A FLEXIBLE TOPPING LIFT WRAPPED OVER SAID FIRST AUXILIARY QUADRANT AND EXTENDING TO A POINT ADJACENT THE FREE END OF SAID AUXILIARY BOOM, (J) JIB ADJUSTMENT MEANS FOR CONTROLLING THE ANGULAR RELATION OF SAID JOB AND AUXILIARY BOOM COMPRISING A SECOND FLEXIBLE TOPPING LIFT WRAPPED OVER SAID SECOND AUXILIARY QUADRANT AND EXTENDING TO A POINT ADJACENT THE FREE END OF SAID JIB, AND (K) MEANS FOR VARYING THE LENGTH OF SAID FIRST AND SECOND TOPPING LIFTS, THEREBY TO ARTICULATE SAID AUXILIARY BOOM WITH RESPECT TO SAID MAIN BOOM AND SAID JIB WITH RESPECT TO SAID AUXILIARY BOOM.