Swimming pool covers

Claim 1

A COVER FOR A SWIMMING POOL COMPRISING A LIGHTWEIGHT MESH MATERIAL SHAPED TO OVERLIE THE TOP OPENING OF SAID SWIMMING POOL AND AT LEAST PART OF THE OUTE SURFACE OF THE UPPER EDGE PORTION, SAID MESH MATERIAL HAVING A REINFORCING BAND SECURED ADJACENT THE PERIPHERAL EDGE THEREOF, PERIPHERAL ANCHOR MEANS SECURED TO SAID REINFORCING BAND FOR SECURING SAID COVER TO THE SIDE WALLS OF SAID SWIMMING POOL, SAID MESH MATERIAL BEING SUFFICIENTLY OPEN TO PERMIT THE FLOW OF RAIN WATER AND MELTED SNOW THERETHROUGH BUT TO PREVENT THE ENTRY OF INSECTS AND THE LIKE INTO SAID POOL, SAID ANCHOR MEANS BEING SECURED TO SAID SWIMMING POOL SO THAT THE MAJOR PROPORTION OF SAID COVER LIES IN THE WATER OF SAID SWIMMING POOL ADJACENT THE SURFACES THEREOF, SAID SWIMMING POOL PROVIDED WITH A PERIPHERALLY EXTENDING BARRIER OVER WHICH SAID COVER IS LIGHTLY STRETCHED TO FURTHER PREVENT THE ENTRY OF INSECTS AND THE LIKE INTO THE POOL.