Winter front for automotive radiators

Claim 1

AS AN ARTICLE OF MANUFACTURE, A TEMPERATURE CONTROL DEVICE FOR USE WITH A FLUID-COOLED UNIT HAVING AN OPENING PROVIDED THEREIN FOR FLOW THERETHROUGH OF COOLING FLUID, SAID DEVICE COMPRISING A COVER FOR THE OPENING HAVING A PLURALITY OF SMALLER OPENINGS PROVIDED THEREIN FOR FLUID FLOW THERETHROUGH, AND ELONGATED CLOSURES FOR SAID SMALLER OPENINGS OF HEAT SENSITIVE MATERIAL WHICH EXTEND OVER SAID OPENINGS AND EXPAND RELATIVE TO SAID COVER WHEN HEATED AND CONTRACT RELATIVE TO SAID COVER WHEN COOLED AND WHICH ARE SECURED TO SAID COVER AT THEIR ENDS SO AS NORMALLY TO COVER SAID OPENINGS AGAINST FLUID FLOW THERETHROUGH BUT ADAPTED NORMALLY TO COVER SAID OPENINGS AGAINST FLUID FLOW THERETHROUGH BUT ADAPTED WHEN WARMED BEYOND A PREDETERMINED TEMPERATURE TO EXPAND AND SERVE THEREBY TO UNCOVER SAID SMALLER OPENINGS AND REGULATE FLUID FLOW THROUGH SAID OPENINGS SO AS TO MAINTAIN A PREDETERMINED TEMPERATURE FOR SAID FLUID-COOLED UNIT.