Safety hood with a visor size-independent fastening on the head strap

Patent metadata

Field	Value
Publication number	US-9839798-B2
Application number	US-201514753184-A
Country	US
Kind code	B2
Filing date	Jun 29, 2015
Priority date	Jun 30, 2014
Publication date	Dec 12, 2017
Grant date	Dec 12, 2017

Abstract

A safety hood ( 1 ), with a head strap ( 7 ) for fixation on the head ( 6 ) of a user of the hood, has features for adjusting the head strap ( 7 ) to different head sizes and/or head shapes. The respirator hood ( 1 ) has, further, a visor pane ( 4 ) and a flexible hood outer skin ( 8 ), which are connected with one another and of which the visor pane ( 4 ) is indirectly or directly fastened to the head strap ( 7 ). The visor pane ( 4 ) is fastened indirectly or directly to the head strap ( 7 ) exclusively in the area ( 10 ) of the forehead of the user of the hood.

First claim

What is claimed is:

1. A safety hood comprising:
a head strap for fixation on the head of a user of the hood, the head strap comprising an adjusting means for adjusting the head strap to different head sizes and/or head shapes;
a visor pane; and
a flexible hood outer skin, the visor pane being connected with the flexible hood outer skin, wherein the visor pane is fastened indirectly or directly to the head strap exclusively in an area of the forehead of the hood user, wherein an upper area of the visor pane has a visor pane strap connected with the visor pane and indirectly or directly fastened to the head strap, the visor pane strap having a groove, in which the upper area of the visor pane is arranged at least partially.

2. A safety hood in accordance with claim 1 , further comprising at least one fastening element provided on the head strap for the indirect or direct fastening of the visor pane, said fastening element holding the visor pane at a spaced location from the head strap in an area of the forehead of the hood user.

3. A safety hood in accordance with claim 1 , wherein at least one locking and/or clamping element, which is in functional connection with the visor pane, is provided within the groove.

4. A safety hood in accordance with claim 1 , wherein the visor pane strap has at least one guide element at each of outer ends thereof.

5. A safety hood in accordance with claim 1 , wherein the visor pane is fastened on the head strap to define an at least partial shelter, of eyes of the user of the hood, from an air flow flowing into a facial space from above the forehead area between the outer skin of the hood and the head of the user of the hood.

6. A safety hood in accordance with claim 1 , further comprising at least one fastening strut, which maintains the visor pane at a spaced location from the head strap, provided in the area of the forehead of the user of the hood between the head strap and the visor pane.

7. A safety comprising:
a head strap for fixation on the head of a user of the hood, the head strap comprising an adjusting means for adjusting the head strap to different head sizes and/or head shapes;
a visor pane;
a flexible hood outer skin, the visor pane being connected with the flexible hood outer skin, wherein the visor pane is fastened indirectly or directly to the head strap exclusively in an area of the forehead of the hood user;
at least one fastening element provided on the head strap for the indirect or direct fastening of the visor pane, said fastening element holding the visor pane at a spaced location from the head strap in an area of the forehead of the hood user; and
at least one air guide element, by which an air flow flowing into a facial area from above the area of the forehead is deflected at least partially, is provided in an area of the fastening element on the head strap on the visor pane.

8. A safety hood in accordance claim 1 , wherein the visor pane is connected with the flexible outer skin of the hood by means of a sewn seam, weld seam and/or bonded seam in at least some sections.

9. A safety hood in accordance with claim 1 , further comprising a snap fastener or a loop and hook fastener, wherein the flexible outer skin of the hood is detachably fastened to the head strap by means of the snap fastener or the loop and hook fastener, at least at one point.

10. A protective hood comprising:
a head strap for engaging a head of a user of the hood, the head strap being adjustable to different head sizes and/or head shapes, the head strap having a forehead portion in a region of a forehead of the hood user;
a visor pane;
a flexible hood element, the visor pane being connected with the flexible hood element; and
a fastening device fixing the visor pane indirectly or directly only to the forehead portion of the head strap, whereby the visor pane is connected to the head strap exclusively in the region of the forehead of the hood user, the head strap further comprising a carrying ring at the head strap forehead portion and the fastening device being provided between the visor pane and the head strap at the carrying ring, in the forehead region of the user, with no fastening features on the head strap at outer edges of the visor pane, wherein the fastening device provides one or more fastening locations always acting at the carrying ring.

11. A protective hood in accordance with claim 10 , wherein an upper area of the visor pane has a visor pane support element connected with the visor pane and indirectly or directly fastened to the head strap.

12. A protective hood in accordance with claim 11 , wherein the visor pane support element comprises:
a groove, in which the upper area of the visor pane is arranged at least partially;
at least one locking and/or clamping element, which is in functional connection with the visor pane, is provided within the groove; and
the visor pane support element has at least one guide element at each of outer ends thereof.

13. A protective hood in accordance with claim 10 , wherein the visor pane is fastened on the head strap to define an at least partial shelter, of eyes of the user of the hood, from an air flow flowing into a facial space from above the forehead area between the flexible hood element of the hood and the head of the user of the hood.

14. A protective hood in accordance with claim 10 , wherein the fastening device further comprises at least one fastening strut, which maintains the visor pane at a spaced location from the head strap, provided in the area of the forehead of the user of the hood between the head strap and the visor pane.

15. A protective hood in accordance with claim 10 , further comprising at least one air guide element, by which an air flow flowing into a facial area from above the area of the forehead is deflected at least partially, is provided in an area of the fastening element on the head strap on the visor pane.

16. A protective hood in accordance claim 10 , wherein the visor pane is connected with the flexible hood element via at least one of a sewn seam, weld seam and a bonded seam in at least some sections.

17. A protective hood in accordance with claim 10 , further comprising a snap fastener or a loop and hook fastener, wherein the flexible hood element is detachably fastened to the head strap by means of the snap fastener or the loop and hook fastener, at least at one point.

18. A safety hood comprising:
a head strap for fixation on the head of a user of the hood, the head strap comprising an adjusting means for adjusting the head strap to different head sizes and/or head shapes;
a visor pane; and
a flexible hood outer skin, the visor pane being connected with the flexible hood outer skin, wherein the visor pane is fastened indirectly or directly to the head strap only in an area defined exclusively by the forehead of the hood user.

19. A safety hood in accordance with claim 18 , wherein an upper area of the visor pane has a visor pane strap connected with the visor pane and indirectly or directly fastened to the head strap, the visor pane strap having a groove, in which the upper area of the visor pane is arranged at least partially.

20. A safety hood in accordance with claim 18 , wherein a curvature of the visor pane is maintained during adjustment of the head strap via the adjusting means.

Assignees

• Draeger Safety Ag & Co Kgaa

Inventors

• Franke Katja
• Balke Olaf
• Rademacher Martin

Classifications

• A62B18/082

  Assembling eyepieces, lenses or vision-correction means in or on gas-masks · CPC title

• A41D13/1161

  Means for fastening to the user's head · CPC title

• A41D13/1184

  with protection for the eyes, e.g. using shield or visor · CPC title

• A41D13/1153

  with a hood · CPC title

• A62B17/04 Primary

  Hoods · CPC title