Utility carts

Claim 1

A WHEELED UTILITY CART COMPRISING (A) A BASE FRAME STRUCTURE HAVING SPACED LONGITUDINALLY EXTENDING SIDE MEMBERS, (B) TRACTION WHEELS SUPPORTED BY SAID FRAME STRUCTURE, (C) AN UPRIGHT CARRIER STRUCTURE LONGITUDINALLY ADJUSTABLY SECURED TO SAID SIDE MEMBERS AND COMPRISING A PAIR OF SPACED CONNECTED BARS EXTENDING GENERALLY VERTICALLY AND INCLINED SLIGHTLY TO THE REAR, (D) AN ACCESSORY STRUCTURE AND MEANS VERTICALLY ADJUSTABLY SECURING SAID ACCESSORY STRUCTURE TO SAID UPRIGHT CARRIER STRUCTURE, (E) A HANDLE BAR PIVOTALLY CARRIED BY SAID UPRIGHT CARRIER STRUCTURE ADJACENT THE UPPER EXTREMITY THEREOF, (F) SAID ACCESSORY STRUCTURE COMPRISING A SUPPORT FRAME DETACHABLY SECURED TO SAID SECURING MEANS AND EXTENDING IN A PLANE SUBSTANTIALLY PARALLEL TO A PLANE CONTAINING SAID BASE FRAME STRUCTURE, (G) SAID SUPPORT FRAME STRUCTURE BEING SUBSTANTIALLY RECTANGULAR IN PLAN AND BEING ADAPTED TO SELECTIVELY CARRY A TRAY, TABLE TOP, BASKET AND CARRIAGE BODY, AND (H) SAID CARRIER STRUCTURE ARRANGED TO BE DISPOSED IN A FORWARDLY ADJUSTED POSITION WHEN CARRYING SAID ACCESSORY STRUCTURE DISPOSED IN AN UPPER ADJUSTABLE POSITION AND TO BE DISPOSED IN A REARWARDLY ADJUSTED POSITION WHEN CARRYING SAID ACCESSORY STRUCTURE DISPOSED IN A LOWER ADJUSTED POSITION WHEREBY TO MAINTAIN THE ASSEMBLY IN BALANCE.