| 摘要 |
Vented goggles of the type having a frontal lens portion and a molded plastic frame extending about the lens portion and rearwardly to the face of the wearer. The vent structure is entirely of molded plastic comprising an oblong opening in the plastic frame having a surrounding wall extending outwardly from the frame, together with an oblong plastic cap which secures over the wall in sealing engagement with the front portion thereof. The cap has an opening along the lower part of its rear wall whereby venting air may pass through such opening and upwardly over the outwardly extending wall of the frame.
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