Sediment filter for internal combustion engines

Claim 1

IN COMBINATION WITH THE ENGINE BLOCK OF A WATERCOOLED ENGINE HAVING A WATER PUMP FOR CIRCULATING THE WATER IN THE ENGINE BLOCK IN A CONTINUOUS CIRCUIT THROUGH A RADIATOR AND FOR RETURNING WATER IN THE RADIATION TO SAID ENGINE BLOCK; A HEATER SEPARATE FROM THE ENGINE BLOCK AND CONNECTED BY AN INLET TUBE IN SAID CONTINUOUS CIRCUIT TO THE ENGINE BLOCK, AND CONNECTED IN SAID CONTINUOUS CIRCUIT BY A RETURN TUBE TO THE ENGINE BLOCK, SAID PUMP THEREBY CIRCULATING THE WATER IN THE ENGINE BLOCK THROUGH SAID HEATER; A HEATER CONTROL VALVE IN SAID INLET TUBE ADJACENT SAID HEATER; A BY-PASS TUBE CONNECTING THE INLET AND RETURN TUBES IN ADVANCE OF THE CONTROL VALVE AND HEATER; A BY-PASS VALVE IN THE BY-PASS TUBE; AND A SEDIMENT FILTER TRAP IN SAID INLET TUBE IN ADVANCE OF THE BYPASS TUBE, WHEREBY WHEN THE HEATER VALVE IS CLOSED AND THE BY-PASS VALVE IS OPEN WHILE THE ENGINE IS IN OPERATION THE PORTION OF THE WATER CIRCULATED THROUGH THE TUBES AND RADIATOR WILL PASS THROUGH THE TRAP.