Safety spectacles

Details Safety spectacles Safety spectacles

1980-03-24

1981-06-09

Nerbun, Peter P.

Apparel

Guard or protector

For wearer's head

2447, 2450, A61F 902

Patent

active

042715385

ABSTRACT:
Safety spectacles (10) comprising a one piece flanged and curved front face piece (12) adapted to wrap around the forehead to the wearers temples. The face piece (12) is provided with a nose piece (14), a substantially distortion free spherical viewing and eye shield front wall portion (16) of varying thickness, an upper protective flange (18) and opposite side portions (20) with upper and lower flange portions (22) (24) including pivot pin receiving apertures therein pivotally hinged to temple bars (30). Each temple bar is provided with upper and lower pivot pins (32) projecting outwardly from upper and lower extensions of flanges (36) (38) extending inwardly from a relatively wide forward portion of the side wall (40) with or without vents or louvers (L). At least one pivot pin on each temple bar (3) and its receiving aperture each have an elongated or oblong shape with opposite rounded ends and tapered surface on one side thereof adapted to matingly engage and interlock with one another when the temple bar is pivoted to the wearing position.

REFERENCES:
patent: D136847 (1943-12-01), Cardona
patent: D202130 (1965-08-01), Mitchell
patent: 1225548 (1917-05-01), Willson et al.
patent: 2274791 (1942-03-01), Huggins
patent: 2296634 (1942-09-01), Fink
patent: 2668291 (1954-02-01), Schauweker
patent: 3156756 (1964-10-01), Seaver
patent: 3526449 (1970-09-01), Bolle et al.
patent: 3705760 (1972-12-01), Langendorfer et al.
patent: 3744887 (1973-07-01), Dunbar
patent: 4062629 (1977-12-01), Winthrop

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