Eyeshield

申请号 US19265262 申请日 1962-05-07 公开(公告)号 US3155982A 公开(公告)日 1964-11-10
申请人 PENNSYLVANIA OPTICAL COMPANY; 发明人 BARATELLI CHARLES A;
摘要
权利要求
1. AN EYESHIELD COMPRISING A ONE-PIECE EYESHIELD MEMBER WITH VIEWING PORTIONS AND AN INTERPOSED NOSE ENGAGING PORTION, SAID EYESHIELD MEMBER HAVING SIDE MARGINAL EDGES SPACED UPPER AND LOWER HINGE OPENINGS INWARDLY OF EACH OF THE SIDE MARGINAL EDGES THEREOF AND A CENTRAL EDGE SLOT AT EACH OF SAID MARGINAL EDGES, A PAIR OF TEMPLES EACH HAVING SPACED UPPER AND LOWER HINGE TONGUES AT THEIR FORWARD ENDS EXTENDING THROUGH SAID OPENINGS, SAID HINGE TONGUES HAVING RESPECTIVELY UPWARDLY AND DOWNWARDLY TURNED EXTREMITIES FOR ENGAGING ADJACENT FRONT FACE PORTIONS OF SAID EYESHIELD MEMBER, AND A RESILIENT TONGUE HAVING A FREE END EXTREMITY GENERALLY IN THE PLANE OF THE TONGUE CARRIED BY EACH OF SAID TEMPLES BETWEEN SAID HINGE TONGUES FOR ENGAGING EACH OF SAID CENTRAL EDGE SLOTS, THE SAID RESILIENT TONGUES, WHEN THE TEMPLES ARE IN OPEN OPERATIVE POSITION, BEING BENT OUTWARDLY OF THE PLANES OF THE TEMPLES AND PLACED UNDER TENSION WHEREBY TO URGE THE TEMPLES TOWARD CLOSED POSITION AND, WHEN THE TEMPLES ARE IN CLOSED STORAGE POSITION, LYING SUBSTANTIALLY IN THE PLANES OF THE TEMPLES.
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