diff --git a/src/IntPatch/IntPatch_ImpImpIntersection_5.gxx b/src/IntPatch/IntPatch_ImpImpIntersection_5.gxx
index 0aac0dcb50..2320d6cee0 100755
--- a/src/IntPatch/IntPatch_ImpImpIntersection_5.gxx
+++ b/src/IntPatch/IntPatch_ImpImpIntersection_5.gxx
@@ -109,9 +109,10 @@ Standard_Boolean IntCoCo(const IntSurf_Quadric& Quad1,
 	//
 	situC1=IntSurf_Inside;
 	situC2=IntSurf_Outside;
-	if (aR1>aR1) {
-	  situC1=IntSurf_Outside;
-	  situC2=IntSurf_Inside;
+	if (aR1>aR2) {					// Intersection line parametrizes from Apex1 to Apex2,
+	  situC1=IntSurf_Outside;		// So the distance betwee ptbid and aLAx1 is greater than the 
+	  situC2=IntSurf_Inside;		// distance between ptbid and aLAx2 and in that case Cone2 
+									// is inside Cone 1
 	}
       }
       // 1