Respirators

Details Respirators Respirators

1974-07-09

1976-06-15

Michell, Robert W.

Surgery

Truss

Pad

1281427, 1281466, 1281426, 21713, A61F 906

Patent

active

039630218

ABSTRACT:
A respirator which is in the form of a protective hood is arranged to fit er the head including the face of a wearer, leaving a space between the hood and the wearer's head. A sealing member is provided between the hood and the back and sides of the wearer's head with means normally fitted within the hood to supply filtered air which can pass over the wearer's head and down over the wearer's face.

REFERENCES:
patent: 1075906 (1913-10-01), Duncan et al.
patent: 2896617 (1959-07-01), Gibbons
patent: 3168748 (1965-02-01), Limberg
patent: 3258010 (1966-06-01), Austin et al.
patent: 3293659 (1966-12-01), Shepard
patent: 3413972 (1968-12-01), Depping
patent: 3813696 (1974-06-01), Yeager
patent: 3822698 (1974-07-01), Guy

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