Window screens for vehicles

Claim 1

A LIGHT WEIGHT WINDOW SCREEN ADAPTED TO BE CONNECTED TO THE INTERIOR OF A VEHICLE TO COMPLETELY CLOSE THE VEHICLE WINDOW OPENING AND HAVING PROVISION TO ACCOMMODATE AN OPERATING DEVICE FOR THE VEHICLE WINDOW WHICH PROJECTS INWARDLY OF THE VEHICLE, THE SCREEN COMPRISING A MAIN FRAME DEFINING A FRAME OPENING AND COMPRISING: UPPER AND LOWER SPACED APART FRAME MEMBERS, AND FIRST AND SECOND FRAME SIDES CONNECTED TO AND EXTENDING BETWEEN SAID UPPER AND LOWER FRAME MEMBERS, SAID FIRST SIDE HAVING A SHORT LENGTH THEREOF REMOVED INTERMEDIATE SAID UPPER AND LOWER FRAME MEMBERS TO PROVIDE A PAIR OF FRAME SIDE ELEMENTS WITH ADJACENT ENDS SPACED APART; A GENERALLY U-SHAPED SUBFRAME CONNECTED TO EACH OF SAID FRAME ELEMENTS AND EXTENDING BETWEEN THE ADJACENT ENDS THEREOF, SAID SUBFRAME COMPRISING: A FIRST LEG PROJECTING FROM ONE OF SAID FRAME SIDE ELEMENTS, A SECOND LEG PROJECTING FROM THE OTHER OF SAID FRAME SIDE ELEMENTS, AND A THIRD LEG CONNECTED TO AND EXTENDING BETWEEN SAID FIRST AND SECOND LEGS; SAID THIRD LEG BEING SPACED BETWEEN SAID FIRST AND SECOND FRAME SIDES, WHEREBY SAID SUBFRAME DEFINES A U-SHAPED ACCESS OPENING COMPLETELY OPEN AND UNOBSTRUCTED IN A DIRECTION AWAY FROM SAID SECOND FRAME SIDE; A CLOSURE ASSEMBLY COMPRISING A CLOSURE ELEMENT, AND A FLEXIBLE CURTAIN CONNECTED TO SAID CLOSURE ELEMENT AND EXTENDING GENERALLY PERPENDICULARLY THEREFROM; SAID SUBFRAME INCLUDING MEANS MOUNTING SAID CLOSURE ASSEMBLY IN A PLANE SPACED INWARDLY OF THE VEHICLE WINDOW A DISTANCE SUFFICIENT TO ACCOMMODATE THE WINDOW THE OPERATING DEVICE OF THE VEHICLE, AND FOR SLIDING MOVEMENT FROM A FIRST POSITION IN WHICH SAID FLEXIBLE CURTAIN IS SPACED FROM SAID FIRST FRAME SIDE AND SAID ACCESS OPENING IS OPEN AND UNOBSTRUCTED TO PROVIDE FREE ACCESS TO THE WINDOW OPERATING KNOB, AND TO A SECOND POSITION IN WHICH SAID FLEXIBLE CURTAIN CLOSES THE OPEN END OF SAID U-SHAPED ACCESS OPENING VIA A THIRD POSITION IN WHICH SAID FLEXIBLE CURTAIN IS ELECTRICALLY OPENED AS IT PASSES OVER THE OPERATING KNOB OF THE WINDOW; AND SCREEN MATERIAL EXTENDING BETWEEN SAID MAIN FRAME AND SAID SUBFRAME.