Face masks

Claim 1

A FACE MASK OF THE CHARACTER DESCRIBED COMPRISING A FACEPIECE EMBODYING A FLEXIBLE MAIN BODY PORTION HAVING AN OVAL-SHAPED OCULAR OPENING, A CONTINUOUS TUBULAR BEAD EXTENDING MARGINALLY ABOUT SAID OCULAR OPENING, REINFORCING MEANS CONSISTING OF A ROD ELEMENT OF RIGID SHAPE RETAINING MATERIAL FORMED IN A CLOSED LOOP CONFIGURATION INTERNALLY OF SAID TUBULAR BEAD, SAID REINFORCING MEANS BEING OF SUCH RIGIDITY AS TO CAUSE SAID BEAD TO RETAIN THE SHAPE CHARACTERISTICS DESIRED OF SAID OCULAR OPENING, A SHEET-LIKE LENS MEMBER HAVING A CONTOUR SUBSTANTIALLY CORRESPONDING TO THAT OF SAID OCULAR OPENING AND BEING OF SUCH SIZE AS TO OVERLIE SAID OPENING AND THE MAJOR PORTION OF THE THICKNESS OF SAID BEAD WHEN CENTERED RELATIVE TO SAID OCULAR OPENING, SAID LENS MEMBER BEING DISPOSED WITH THE MARGINAL PORTION OF ONE SIDE THEREOF IN CONTINUOUS LINE CONTACT WITH SAID BEAD OUTWARDLY OF SAID FACEPIECE, AN ANNULAR ELASTIC LENS RETAINING MEMBER HAVING A FORWARD PORTION DISPOSED AGAINST THE MARGINAL PORTION OF THE SIDE OF SAID LENS MEMBER OPPOSITE TO SAID ONE SIDE THEREOF AND HAVING AN INTEGRAL REARWARDLY DISPOSED PORTION OVERLYING AT LEAST A PORTION OF SAID BEAD AND THE EDGE OF SAID LENS MEMBER, SAID RETAINING MEMBER BEING UNDER ELASTIC TENSION AGAINST THE FORWARD SIDE OF SAID LENS MEMBER AND REARWARDLY BIASING SAID LENS MEMBER AGAINST SAID BEAD.