Diving face mask

Details Diving face mask Diving face mask

1995-09-28

1997-06-17

Nerbun, Peter

Apparel

Guard or protector

For wearer's head

2441, 2443, A61F 902

Patent

active

056385528

ABSTRACT:
A diving face mask comprising a pair of front lenses detachably engaged in lens holding portions of an outer peripheral frame and, annular inner peripheral frames to be snapped in the lens holding portions so as to bear against front surfaces of the lenses, said annular inner peripheral frames being cut away partially in the circumferential direction thereof and therefore being discontinuous circumferentially.

REFERENCES:
patent: 1565890 (1925-12-01), Baker
patent: 1674728 (1928-06-01), Lacasse
patent: 1751024 (1930-03-01), Baker
patent: 5345615 (1994-09-01), Garofalo
patent: 5479917 (1996-01-01), Hsieh

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