Face protector

Details Face protector Face protector

1989-10-17

1991-04-02

Schroeder, Werner H.

Apparel

Guard or protector

For wearer's head

12820621, 12820624, A62B 710, A62B 1800

Patent

active

050036335

ABSTRACT:
There is provided a seal device for a face protector such as respirators used in a state fitted closely to a user's face which includes a seal member formed by using the user's face as a mold, an airtight elastic member provided between the seal member and the face portector and an airtight elastic member secured to the surface of the seal member on the side of the user's face. There is also provided a face protector having this seal device mounted on a face protector main body which is worn by a user in a state fitted to the user's face. There is further provided a method for forming a seal device for a face protector including steps of heating, at a relatively low temperature, a material which is softened when heated at the relatively low temperature and hardens at room temperature, placing the heated and softened material on a user's face and manually forming the material into a seal member in conformity with contour of the user's face and cooling the seal member until it hardens, and securing airtight elastic members on both sides of the seal member.

REFERENCES:
patent: 2875759 (1959-03-01), Galleher, Jr.
patent: 2877764 (1959-03-01), Galleher, Jr.
patent: 4114197 (1978-09-01), Morton
patent: 4288268 (1981-09-01), Hartung
patent: 4296746 (1981-10-01), Mason, Jr. et al.
patent: 4345338 (1982-08-01), Frieder, Jr. et al.
patent: 4665570 (1987-05-01), Davis
patent: 4951664 (1990-08-01), Niemeyer

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