Apparel – Guard or protector – For wearer's head
Patent
1989-01-27
1990-04-17
Nerbun, Peter
Apparel
Guard or protector
For wearer's head
2432, A61F 904
Patent
active
049167545
ABSTRACT:
A dual visor system enables the wearer to use the device as a conventional visor, or to lower a secondary visor to a position below the eyes to provide an aperture to reduce both direct and reflected light entering the wearer's eyes. By providing a roughened upper surface on the lower visor, reflection and glare is further reduced. Both primary and secondary visors may be formed of either opaque or translucent materials in order to either block or reduce light passage to the eyes as desired.
REFERENCES:
patent: 593374 (1897-11-01), Gibson
patent: 1152431 (1915-09-01), Mullen
patent: 1199650 (1916-09-01), Aman
patent: 1716719 (1929-06-01), Christopher
patent: 2530881 (1950-11-01), Houston
patent: 2545078 (1951-03-01), Gardner
patent: 2556433 (1951-06-01), Mitchell
patent: 3466664 (1969-09-01), Militello
patent: 4724546 (1988-02-01), Cumbie, Jr.
patent: 4837862 (1989-06-01), Heil
Litman Richard C.
Nerbun Peter
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