Cold cargo transportation means

Claim 1

IN A SHIP HAVING AN INSULATED HOLD SPACE AND ONE OR MORE METAL TANKS OF LARGE CAPACITY FOR HOUSING A CARGO LIQUID HAVING A TEMPERATURE DIFFERING WIDELY FROM AMBIENT TEMPERATURE WHEREBY THE METAL TANK WILL BE SUBJECT TO CHANGES IN DIMENSION IN RESPONSE TO EXPANSIONS AND CONTRACTIONS DUE TO TEMPERATURE CHANGE, THE IMPROVEMENT WHICH COMPRISES A MEANS FOR STABILIZING THE POSITION OF THE TANK WITHIN THE INSULATED HOLD SPACE TO RESIST DISPLACEMENT IN RESPONSE TO THE PITCHING AND ROLLING OF THE SHIP WHILE PERMITTING FREEDOM OF MOVEMENT OF THE TANK RELATIVE TO THE SHIP''S STRUCTURE IN RESPONSE TO CHANGES IN DIMENSIONS OF THE TANK DUE TO EXPANSIONS AND CONTRACTIONS FROM TEMPERATURE CHANGE COMPRISING A PLURALITY OF SUBSTANTIALLY RIGID TIE RODS DISPOSED ABOVE THE TOP OF THE TANK AND FIXED UNDER TENSION AT ONE END TO A MEMBER FIXED TO THE TOP OF THE TANK AND AT THE OTHER END FIXED TO THE SHIP''S STRUCTURE, SAID TIE RODS EXTENDING AT A SLIGHT UPWARD INCLINE FROM THE END FIXED TO THE SHIP''S STRUCTURE TO THE END FIXED TO THE MEMBER FIXED TO THE TOP OF THE TANK WHEN AT AMBIENT TEMPERATURE.