Apparel – Guard or protector – For wearer's head
Patent
1975-07-09
1977-06-07
Schroeder, Werner H.
Apparel
Guard or protector
For wearer's head
A61F 902
Patent
active
040273423
ABSTRACT:
A two-part goggle ventilator includes a pin on one part and a pin receiving opening in the other part providing for quick, convenient and reliable attachment of the ventilator in a complementary aperture in a goggle. When assembled on the goggle, the ventilator allows air to flow through the goggle but provides high resistance to intrusion of liquids and other foreign matter.
REFERENCES:
patent: 2877463 (1959-03-01), Watkins
patent: 3000011 (1961-09-01), Sterne et al.
patent: 3141172 (1964-07-01), Hirschmann
patent: 3418658 (1968-12-01), Danico
H. L. Bouton Company, Inc.
Nerbun Peter
Schroeder Werner H.
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