Quick donning frame for respirator masks and the like

Claim 1

IN A MASK DEVICE, IN COMBINATION, A RESPIRATOR MASK ADAPTED FOR USE BEFORE THE WEARER''S FACE; A HEAD FRAME COMPRISING AN INTEGRAL U-SHAPED RESILIENT LIGHT WEIGHT BODY PORTION INCLUDING OPPOSED SIDES, A CLOSED END CONNECTING THE SIDES, AND A PAIR OF OPPOSED FINGER PRESS MEMBERS ON SAID BODY PORTION ADAPTED TO PROVIDE MEANS FOR SPREADING SAID SIDES TO FACILITATE DONNING, SAID BODY PORTION BEING DESIGNED TO ENCIRCLE THE FACE BETWEEN POINTS IN FRONT OF EACH EAR, SAID SIDE BEING SPACED APART AT THEIR FREE ENDS A DISTANCE LESS THAN THE WEARER''S HEAD MEASURED AT SAID POINTS, SAID FREE ENDS BEING FORMED AS RELATIVELY FLAT EXPANSIVE SHAPES ADAPTED TO ENGAGE SUBSTANTIALLY LARGE AREAS OF THE FACE AT SAID POINTS SUCH THAT WHEN SAID SIDES ARE SPREAD AND SAID FREE ENDS PLACED OVER SAID POINTS AND SAID SIDES THEN RELAXED, SAID FRAME WILL BE CLAMPED TO THE WEARER''S HEAD SUFFICIENT TO PROVIDE SUPPORT FOR SAID MASK; AND MEANS FOR ADJUSTABLY MOUNTING SAID MASK COMPRISING A PAIR OF ELASTIC BANDS EACH SECURED AT ONE END TO RESPECTIVE ONES OF SAID SIDES AND HAVING SNAP FASTENER MEANS AT THE OTHER END ADAPTED TO GRASP SAID MASK.