Safety face mask

Claim 1

A PROTECTIVE FACE SHIELD COMPRISING AN EYE PROTECTING PORTION AND A LOWER FACE PROTECTING PORTION, SAID EYE PROTECTING PORTION HAVING A FLEXIBLE PLASTIC FACECONTACTING COMPONENT AND A HARD PLASTIC LENS COMPONENT, SAID FLEXIBLE COMPONENT BEING ADAPTED TO BRIDGE THE NOSE OF THE WEARER AND TO COMMUNICATE TIGHTLY WITH ALL PORTIONS OF THE FACE FORMING THE EYE CAVITIES IN THE HEAD OF THE WEARER, FIRST MEANS REMOVABLE SECURING SAID LENS COMPONENT TO SAID FLEXIBLE COMPONENT AND SAID LENS COMPONENT BEING SPACED FROM THE EYES AND FACE OF THE WEARER BY SAID FLEXIBLE COMPONENT, AT LEAST ONE OUTWARDLY PROTRUDING KNOB MEMBER CENTRALLY LOCATED NEAR THE UPPER EDGE OF THE LENS COMPONENT, AND THE UPPER EDGE OF SAID LOWER FACE PROTECTING PORTION FOLLOWING SUBSTANTIALLY THE ENTIRE CONTOUR OF THE LOWER PERIPHERAL EDGE OF SAID LENS COMPONENT EXCEPT THAT AN EXTENDED PORTION OF THE UPPER EDGE OF SAID LOWER FACE PROTECTING PORTION IS PROVIDED WITH AT LEAST ONE PASSAGE ALLOWING THE INSERTION THERETHROUGH OF SAID KNOB MEMBER OF SAID LENS COMPONENT, TO THEREBY INDEX THE LOWER PORTION RELATIVE TO THE EYE PORTION, SAID LOWER FACE PROTECTING PORTION BEING FORMED OF A HARD PLASTIC MATERIAL AND SECOND MEANS REMOVABLY AND PIVOTALLY SECURING SAID FACE PROTECTING PORTION TO SAID EYE PROTECTING PORTION AND SPACED FROM THE FACE OF THE WEARER.