Classifications

• • A—HUMAN NECESSITIES
  • A62—LIFE-SAVING; FIRE-FIGHTING
  • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
  • A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
  • A62B17/006—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes against contamination from chemicals, toxic or hostile environments; ABC suits

Definitions

• the invention relates to individual protection devices, in particular for military use, and relates more particularly to a set of individual protection against nuclear, radiological, biological and chemical attacks, known to those skilled in the art under the acronym "NRBC ".
• These articles of clothing generally comprise an outer layer intended to ensure the mechanical resistance of the article of clothing and to guarantee protection against contaminants in liquid form.
• the latter is generally obtained by applying a hydrophobic and / or oleophobic treatment.
• the outer layer is generally superimposed on an inner layer made from a filter material intended to filter contaminants in gaseous form. This filtration is obtained for example through the use of activated carbon, also called activated carbon.
• outer and inner layers are assembled together on a continuous basis.
• the interface between these adjoining articles of clothing constitutes a zone at risk for the user likely to let penetrate inside the garment, contaminating agents in liquid, gaseous and aerosol form.
• the two adjoining articles of clothing are liable to deviate from one another in certain circumstances, for example according to certain movements made by the user or according to certain positions occupied by the latter, and thus discovering the user in an area that may come into contact with any contaminating agents in liquid, gaseous and aerosol form present in the external environment.
• the present invention aims in particular to provide a set of individual protection against the effects of contaminating agents in all forms providing an effective solution to protect a user in particular at the level of the interfaces between different articles of clothing of which said is composed. protection set.
• the invention relates to a set of individual protection of a user against a contaminating agent in any form, for example liquid, gas or aerosol, comprising a garment intended to cover the upper part of the body of the user and pants intended to cover the lower part of the user's body.
• the garment includes sleeves and a collar opposite a trunk opening for engaging the user's trunk.
• the garment comprises in its thickness from an external environment towards its body:
• an outer layer permeable to air configured to stop the contaminating agent in its liquid form, and having a dual hydrophobic and / or oleophobic characteristic
• an inner layer permeable to air and configured to absorb and / or adsorb a contaminating agent in gaseous form.
• outer and inner layers are not linked to one another, that is to say they are free with respect to each other, at the level of the trunk opening of so that when the protective assembly is worn by a user, the pants can be interposed between said outer and inner layers.
• the solution of the present invention consists in not binding the outer and inner layers at the opening. trunk in order to be able to insert the pants between said outer and inner layers.
• This characteristic allows the creation of a tortuous path between the external environment and the body of the user preventing any progression of any contaminating agent in gaseous form to the body of said user.
• the invention further meets the following characteristics, implemented separately or in each of their technically operative combinations.
• the outer and inner layers have, at the opening, a form of continuous circumference sheath extending over a certain length towards the neck.
• each of the outer and inner layers is intended to be facing the pants over part of its surface, when the protective assembly is worn by the user.
• the outer layer and the inner layer are punctually assembled to one another, for example by a point or an attachment zone closer to the neck than to the opening. .
• This feature allows on the one hand to allow a certain degree of freedom between the outer and inner layers favoring the comfort of the user, and on the other hand to facilitate the fitting of the personal protective assembly.
• This connection between the outer layer and the inner layer may be removable so as to be able to separate said outer and inner layers from one another.
• the personal protection assembly comprises an intermediate layer interposed between the inner layer and the outer layer and configured to absorb and / or adsorb a contaminating agent in the form of an aerosol.
• the protection assembly can provide user protection against contaminants in the form of fine solid or liquid particles.
• the intermediate layer can be either assembled to the inner layer and / or to the outer layer, or free with respect to said inner and outer layers.
• the intermediate layer is made of non-woven fabric, for example polypropylene, and is hydrophobic treated.
• FIG. 1 represents a front view of an individual protection assembly against NRBC attacks according to the invention
• Figure 2 is a schematic view of a section along a section line A-A of the assembly of Figure 1;
• the present invention relates to a set of personal protection 30 of a user against CBRN attacks (nuclear, radiological, biological and chemical) comprising a garment 10 intended to cover the upper part of the user's body, such as a jersey, sweatshirt, sweater, etc., and pants for covering the lower part of the user's body.
• CBRN attacks nuclear, radiological, biological and chemical
• the garment has a ventral part and a dorsal part opposite to each other and defined between a neck 1 10, intended to receive the user's head in engagement, and a trunk opening 1 1 1, intended to receive in engagement the trunk of the user.
• the term "collar” is understood to mean an opening intended to surround the neck of a user.
• the garment extends lengthwise between the collar 1 10 and the trunk opening 1 1 1.
• the garment 10 also has a hood 1 13 extending from the periphery of the collar 1 10 and intended to cover the entire head of a user except of his face, which is intended to emerge through a facial opening in the hood 1 13.
• the garment 10 further has sleeves 1 12 intended to accommodate the arms of the user.
• Each handle 112 has a proximal end by which it is connected to the ventral and dorsal parts, said proximal end being opposite a distal end.
• the garment 10 comprises, in its thickness, from an external environment in which the user wearing it under normal conditions of use, towards the body of said user:
• outer layer permeable to air, configured to stop a contaminating agent in liquid form, and having a dual hydrophobic and / or oleophobic characteristic
• outer layer 12 permeable to air and configured to absorb and / or adsorb a contaminating agent in gaseous form. It is understood here that the outer 1 1 and inner 12 layers each comprise a neck 1 10, an opening 1 1 1 and sleeves 1 12.
• the outer 1 1 and inner 12 layers also include a hood 1 13.
• the outer 1 1 and inner 12 layers are permeable to air.
• the outer layer 1 1 is advantageously designed so as to withstand mechanical stresses, in particular abrasion and tears.
• the outer layer 1 1 is advantageously sized so as to partially cover the pants 20 when the personal protective assembly 30 is worn by a user, in order to protect said user from any projection of 'a liquid contaminant.
• the outer layer 11 is preferably sized so that, whatever the movements of the user, the garment 10 always covers said user and in particular always covers the upper part of the pants 20.
• the inner layer 12 is arranged inside and of the outer layer 1 1, against its inner surface.
• the inner layer 12 is intended to be in direct or indirect contact with the body of the user when he is wearing the garment 10.
• the textile of the inner layer comprises an absorbent and / or adsorbent medium, for example composed of activated carbon, zeolites and catalysts, etc.
• the adsorbent medium is preferably integrated within the textile in the form of powder, beads or even fibers.
• the outer layer 11 and the inner layer 12 are preferably assembled together punctually, that is to say according to an area or an isolated attachment point, for example, closer to the neck 110 than to the opening of trunk 1 11.
• the outer 1 1 and inner 12 layers are not fixed to each other at the opening 1 11, in order to allow the insertion of the pants 20 between said outer 1 1 and inner 12 layers when the protective assembly 30 is worn by a user.
• This characteristic advantageously makes it possible to guarantee optimum protection to the user insofar as at the interface between the inner layer 12, the pants 20 and the outer layer 1 1, a tortuous path is formed between the external environment and the user's body preventing any progression of any contaminating agent, whatever its form, towards the body of said user.
• the inner layer 12 can be assembled permanently or removably to the outer layer 1 1, for example by sewing, by welding or by gluing, or removably, for example by elastic fitting elements or by self-gripping elements.
• the inner layer 12 and the outer layer 11 are further secured to each other by stitching around the periphery of the facial opening of the hood 1113.
• the outer layer 1 1 and the inner layer 12 have, on a segment of their length extending from the opening 1 1 1, a form of continuous circumference sleeve, that is to say that 'they do not have a closure device, such as a zipper or a hook-and-loop fastener.
• the individual protection assembly 30 further comprises an intermediate layer 13 interposed between the outer layer 1 1 and the inner layer 12.
• the intermediate layer 13 can be assembled, for example, sewn or laminated to the inner layer 12.
• the intermediate layer 13 can be assembled, for example sewn or laminated, against the inner surface of the outer layer 1 January.
• the intermediate layer 13 is made of nonwoven material, preferably of hydrophobic treated polypropylene.
• This intermediate layer 13 advantageously makes it possible to protect the user against contaminating agents in aerosol form, that is to say in the form of fine solid or liquid particles, and in particular against aerosols of biological origin such as bacteria and viruses.
• the pants 20 comprises a first layer comprising a material, for example a textile, comprising a hydrophobic and / or oleophobic treatment in order to protect the user against any attack from a contaminating agent in liquid form and a second layer comprising a material , for example a textile, intended to ensure the filtration of contaminating agents in gaseous form.
• a material for example a textile
• a hydrophobic and / or oleophobic treatment in order to protect the user against any attack from a contaminating agent in liquid form
• a second layer comprising a material , for example a textile, intended to ensure the filtration of contaminating agents in gaseous form.
• the material of the first layer of the pants 20 is similar to that of the outer layer 11 of the garment 10 and that the material of the second layer of the pants 20 is similar to that of the inner layer 12 of the clothing 10.
• the first and second layers of pants 20 are preferably assembled together by stitching at least around the waist circumference of pants 20.
• first and second layers of pants 20 are shown in the form of a single layer in Figures 1 and 2.
• the individual protection assembly 30 comprises a suspension system, for example a pair of suspenders 21, intended to connect the garment 10 and the pants 20 with one another.
• each strap 21 comprises a link 21 1, a first end of which comprises a ring 212 through which is engaged said link 211 so as to form a loop 210.
• the straps 21 are arranged so that the loop formed by each link 21 1 surrounds the proximal end of a sleeve 1 12 and is introduced through a sleeve or an eyelet (not shown in the figures) fixed on the inner surface of the outer layer 11 and in which it is free to slide.
• the ring 212 is movable in sliding along the link 21 1 so as to modify the dimension of the loop 210 according to the movements made by the user.
• This feature helps to increase the comfort of the user by promoting their freedom of movement.
• Each link 21 1 has, at its second end, a fastening element configured to cooperate removably with a fastening element arranged on the pants 20, so as to fix the outer layer 1 1 with said pants 20.
• the fixing elements of the link 21 1 and of the pants 20 can advantageously be formed by elastic fitting elements, for example of the male / female type.
• This characteristic makes it possible to ensure a connection between the outer layer 1 1 and the pants 20 when the personal protective assembly 30 is worn by the user, and thus to prevent any risk of leakage of contaminating agent to the 'inside said assembly, regardless of the movements of the user.

Landscapes

• Health & Medical Sciences (AREA)
• Toxicology (AREA)
• General Health & Medical Sciences (AREA)
• Business, Economics & Management (AREA)
• Emergency Management (AREA)
• Professional, Industrial, Or Sporting Protective Garments (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=68501688

Family Applications (1)

Country Status (3)

Family Cites Families (4)

• 2019
  • 2019-06-13 FR FR1906278A patent/FR3097131A1/fr active Pending
• 2020
  • 2020-06-10 WO PCT/EP2020/066134 patent/WO2020249637A1/fr active Application Filing
  • 2020-06-10 EP EP20731107.7A patent/EP3983088A1/de active Pending

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