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US 4,810,080 AGranted
Protective eyewear with removable nosepiece and corrective spectacle
AssigneeAmerican Optical Corporation
InventorsClark L. Grendol, Arlene J. Philla
Life of this patent
Estimating the term…
Abstract
A universal fit protective spectacle and assembly kit therefor are disclosed. The protective spectacle is especially adapted for use by eyeglass wearers since it includes an inner spectacle that holds corrective lenses removably mounted to an outer protective spectacle. The protective spectacle also includes removably mountale and interchangable nosepieces of various sizes to achieve a comfortable fit.
Claims35
A protective spectacle assembly kit comprising:
- an impact-resistant, visually transparent protective spectacle adapted to fit the face of a wearer and be retained thereon at eye level so as to substantially protect the eyes of the wearer from projectiles, said impact resistant protective spectacle comprising two frame halves interconnected by a bridge portion;
- a discrete nosepiece having locking means for removably snap locking to said impact-resistant protective spectacle;
- an outer spectral protective shield having approximately the same size and shape as said impact-resistant protective spectacle, said outer spectral protective shield comprising two frame halves interconnected by a bridge portion;
- and
- first mounting means for detachably mounting said outer spectral protective shield to both said nosepiece and said impact resistant protective spectacle.
2 more elements
A protective spectacle assembly kit comprising:
- an impact-resistant, visually transparent protective spectacle adapted to fit the face of a wearer and be retained thereon at eye level so as to substantially protect the eyes of the wearer from projectiles, said impact resistant protective spectacle comprising two frame halves interconnected by a bridge portion;
- a discrete nosepiece having locking means for removably snap locking to said impact-resistant protective spectacle;
- an outer spectral protective shield having approximately the same size and shape as said impact-resistant protective spectacle, said outer spectral protective shield comprising two frame halves interconnected by a bridge portion;
- first mounting means for detachably mounting said outer spectral protective shield to said nosepiece;
- an inner spectacle adapted to hold corrective lenses, said inner spectacle comprising two frame halves interconnected by a bridge portion;
- and
- second mounting means for removably mounting said inner spectacle to said nosepiece such that said inner spectacle, when mounted, is positioned between said impact resistant protective spectacle and the eyes of the wearer in a position to afford approximately optimum visual correction.
4 more elements
Dependencies are inferred from the claim text.