Claims
- 1. In a protective garment against chemicals having a headpiece with a visor, arm portions, leg portions and a body portion having at least one side portion which forms a crotch with the leg portions, contains exhaust means and is connected to a source of air, the improvement which comprises said garment being connected to a source of air supply by at least one hose at the side of the body portion of said garment, said garment having a tube connected to said air supply for supplying air directly to the visor and the face of an occupant and an air inlet to allow air into the garment from said air supply; a first air exhaust means on the side of the headpiece opposite said air supply hose and a second air exhaust on the leg portion opposite said air supply hose means including the first and second exhaust means and their respective positions relative to the air inlet for passing supplied air across the body of an occupant to cool the body of such an occupant and for preventing fogging of the visor.
- 2. The protective garment of claim 1 wherein said air supply hose is attached to said garment along the side at a location between the crotch portion of said garment and the arm portion of said garment.
- 3. The protective garment of claim 1 wherein said garment contains two air inlet hoses, one of which hose being connected to the tube supply air to the visor.
- 4. The protective garment of claim 1 wherein said first air exhaust means is on the side of said visor.
- 5. The protective garment of claim 1 wherein said first and second air exhaust means comprises a one way valve.
- 6. The protective garment of claim 5 said first and second air exhaust means further includes means for regulating the degree of exhaust.
- 7. The protective garment of claim 1 wherein said garment contains more than two air exhaust means.
- 8. The protective garment of claim 1 wherein said garment contains 2 to 8 exhaust means.
- 9. The protective garment of claim 1 wherein said second air exhaust means is on the leg portion of the garment between a knee portion and the crotch portion on the opposite side of the air inlet.
- 10. In a method for ventilating a chemical protective garment comprising the steps of:
- providing a headpiece including sides and a visor, arm portions, leg portions, a body portion including side portions and a crotch having leg portions;
- providing at least first and second exhaust means on one side of the headpiece and on the the leg portion respectively;
- introducing air into the garment through one of the side portions;
- providing a tube leading directly to the visor and providing introduced air through said tube leading directly to and across the visor to reduce fogging;
- passing introduced air across the body of an occupant to cool such an occupant's body by exhausting air via said first and second exhaust means from positions opposite where air is being introduced.
- 11. The method of claim 10, providing first and second exhaust means in the form of one way each valves having an exhaust aperture.
- 12. The method of claim 11 including the step of regulating the size of said exhaust apertures.
- 13. The method of claim 10 further comprises the step of at least partially inflating the garment by regulating air pressure within the garment.
- 14. The method of claim 10 further comprising the step of locating the second air exhaust means on a leg portion which is opposite the air inlet and between the crotch portion and the knee portion of the garment.
- 15. The method of claim 10 further comprising the step of locating the air inlet along the side of the body portion midpoint between the crotch and the arm portion.
RELATED APPLICATIONS
This application is a continuation-in-part of application Ser. No. 08/027,292 filed Apr. 27, 1993 now abandoned.
US Referenced Citations (4)
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
27292 |
Apr 1993 |
|