Engine cooling fan assembly

Claim 1

IN A COOLING FAN ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE, THE COMBINATION OF:: (A) A SUPPORTING MEMBER HAVING A FORWARD END AND HAVING A REARWARD END OF CIRCULAR CROSS SECTION; (B) SAID SUPPORTING MEMBER HAVING AN OPENING THERETHROUGH FROM ITS FORWARD END TO ITS REARWARD END; (C) SAID OPENING BEING OF CIRCULAR CROSS SECTION AT LEAST AT ITS FORWARD END; (D) A SHAFT PROJECTING AXIALLY THROUGH SAID OPENING AND HAVING FORWARD AND REARWARD ENDS; (E) A FORWARDLY-FACING CUP-SHAPED PULLEY CONNECTED TO THE REARWARD END OF SAID SHAFT AND ENCOMPASSING THE REARWARD END OF SAID SUPPORTING MEMBER; (F) A BEARING CAPABLE OF SUSTAINING RADIAL AND FORWARD THRUST LOADS ENCOMPASSING THE REARWARD END OF SAID SUPPORTING MEMBER AND INTERPOSED BETWEEN SAID SUPPORTING MEMBER AND SAID PULLEY SUBSTANTIALLY MIDWAY BETWEEN THE FORWARD AND REARWARD ENDS OF SAID PULLEY; (G) ANOTHER BEARING CAPABLE OF SUSTAINING RADIAL AND REARWARD THRUST LOADS LOCATED WITHIN SAID OPENING AT THE FORWARD END THEREOF AND INTERPOSED BETWEEN SAID SUPPORTING MEMBER AND SAID SHAFT; (H) MEANS ON SAID SHAFT AT THE FORWARD END THEREOF FOR MOUNTING A FAN THEREON; (I) A SUPPORTING ARM FOR SAID SUPPORTING MEMBER EXTENDING UPWARDLY AND REARWARDLY FROM SAID SUPPORTING MEMBER; AND (J) MEANS FOR MOUNTING THE UPPER, REARWARD END OF SAID SUPPORTING ARM ON THE ENGINE FOR VERTICAL ADJUSTMENT OF SAID SUPPORTING MEMBER RELATIVE TO THE ENGINE.