The application relates generally to protective helmets and, more particularly, to chin protection in such helmets.
Some protective helmets include a mask protecting the face extending down to the chin. It is known to include a chin cup on such masks, made of protective material separately from the mask and usually attached in a fixed position within the mask to protect the chin.
However, helmets often have the possibility of adjusting their inner size, for example through adjustment between a front and rear shell, and accordingly the position of the chin cup may become less comfortable for some helmet sizes. Also, optimal position of a chin cup may vary between users.
In one aspect, there is provided a protective helmet comprising: a helmet body adapted to cover at least part of a head of a wearer; and a chin cup for receiving a chin of the wearer, the chin cup having: a chin cup body defining an inner surface shaped to receive the chin and an opposed outer surface, two connecting arms engaged to the chin cup body with a respective one of the connecting arms extending from the chin cup body adjacent each one of two opposed sides thereof, each connecting arm being connected to the helmet body through a connection allowing relative movement between the connecting arm and the helmet body, and a fastening system selectively movable between a first position where the fastening system restrains the relative movement between the connecting arm and the helmet body and a second position where the fastening system frees the relative movement between the connecting arm and the helmet body along the connection.
In another aspect, there is provided a protective helmet comprising: a helmet body adapted to cover at least part of a head of a wearer; and a chin cup for receiving a chin of the wearer, the chin cup having: a chin cup body defining an inner surface shaped to receive the chin and an opposed outer surface, and two connecting arms engaged to the chin cup body with a respective one of the connecting arms extending from the chin cup body adjacent each one of two opposed sides thereof, each connecting arm being slidingly connected to the helmet body; the helmet body further including a respective fastening member extending adjacent each connecting arm and movable between a first position where the fastening member is engaged to the connecting arm and restrains sliding thereof relative to the helmet body and a second position where the fastening member is free of the connecting arm to allow sliding thereof relative to the helmet body.
In a further aspect, there is provided a method of adjusting a position of a chin cup in a protective helmet, the method comprising: moving a respective padding portion of the helmet to disengage the respective padding portion from a connecting arm extending from a side of the chin cup; moving the connecting arm along a connection between the connecting arm and the body of the helmet; and moving the respective padding portion back in engagement with the connecting arm to restrain relative movement between the connecting arm and the body of the helmet.
Reference is now made to the accompanying figures in which:
Referring now to
In the embodiment shown, the helmet 10 has a body 11 including a mask 12 and a back plate 14 which cooperate to surround the head of the wearer. In the embodiment shown, the mask 12 is adapted to substantially protect the face as well as a front portion of the head of the wearer. The mask 12 thus extends from the top of the head of the wearer to below the head to protect the jaw and neck, and rearwardly on the sides to cover the ears and rear part of the jaw. The mask 12 includes a window 16 defined therethrough, with a plurality of protection members 18 extending across the window 16 in criss-crossing fashion to prevent entry of foreign objects therethrough. A bottom portion 20 of the mask 12, under the window 16, extends over and below the chin of the wearer.
The back plate 14 is adapted to substantially cover a rear part of the head of the wearer. In the embodiment shown, in use, the back plate 14 extends partly inwardly of the mask 12 such as to ensure covering of the head at the junction between the mask 12 and back plate 14.
In the embodiment shown, the back plate 14 includes an adjustment mechanism 22 comprising adjustment members 24 connected to the back plate 14, and the mask 12 and back plate 14 are interconnected by straps 26 received in the adjustment members 24. In a particular embodiment, the helmet 10 can be adjusted while on the head of the wearer, by releasing one or more straps 26 from the respective adjustment member 24 such as to allow relative movement therebetween, adjusting the length of the one or more straps 26, and re-engaging the respective adjustment member 24. The straps 26 may be made of an elastic material; with straps having sufficient elasticity, the adjustment members 24 may be omitted. The straps 26 may be detachably connected to the mask 12, for example through a snap type fastener. Other types of attachment may be used.
It is understood that the configuration of the helmet body 11 shown is provided as an example only and that any other adequate configuration may alternately be used. For example, the mask 12 and back plate 14 may be interconnected through various types of connection members and/or the helmet body 11 may cover different areas of the head of the wearer than those of the embodiment shown.
In a particular embodiment, the mask 12 includes a rigid shell 28 and a padding layer 30 (see
Still referring to
In a particular embodiment, the body 34 of the chin cup 32 includes an outer layer made of rigid material, such as an appropriate type of foam, and an inner layer made of a different, more flexible material, such as another appropriate type of foam. Alternately, the body 34 may be made of a single material, and/or may be provided in the form of a sling or strap instead of a body having a curved shape as shown. Examples of materials which may be used include, but are not limited to appropriate types of foams (e.g. ethylene vinyl acetate (EVA), polytethylene (PE), polyurethane (PU), expanded polypropylene (EPP), vinyle (VN)); silicone; thermoplastic polyurethane (TPU); leather; high density polyethylene (HDPE); polypropylene (PP); nylon; acrylonitrile butadiene styrene (ABS); or other similar materials.
Referring to
In the embodiment shown, a same elongated connecting member 44 includes the two connecting arms 42 and a central portion 46 (
It is understood that the slots 50 may be omitted or configured differently, and/or the connecting arms 42 may be otherwise engaged to the chin cup body 34. For example, the connecting arms 42 may be provided as separate members independently connected to the chin cup body 34, for example to the outer surface 38 or the inner surface 36 thereof, and attached thereto through any appropriate mechanism including, but not limited to, glue, stitching, or an overmolding or co-injection process.
Referring to
A fastening system is provided for each connecting arm 42, to restrain or prevent the relative movement between the connecting arm 42 and the helmet body 11. Each fastening system thus includes two complementary and detachably connectable fastening members 64, 66, one of the fastening members 64 being attached to the connecting arm 42, and the other fastening member 66 being attached to the shell 28 or to an element connected thereto.
In the embodiment shown, the padding layer 30 is connected to the shell 28 along a portion thereof only; the padding layer 30 includes at least one free padding portion 70 on each side, having a free end 72 movable relative to the shell 28 and located in proximity of the respective connecting arm 42. The opposed connected end 74 of each free padding portion 70 is retained (whether permanently or removably) to the shell 28 and/or to another section of the padding layer 30 attached to the shell 28, and the free padding portion 70 is free to move about the connected end 74. In a particular embodiment, the motion is provided through the flexibility of the padding material. Alternately, the connection may be provided through a hinge member distinct from the material of the padding layer 30. The connection may be removable, such that the free padding portion 70 is completely detachable from the helmet body 11.
In the embodiment shown, each connecting arm 42 is at least partially overlapped by the respective free padding portion 70. The fastening member 66 of the helmet body 11 is provided on the surface of the free padding portion 70 facing and contacting the connecting arm 42, while the fastening member 64 of the connecting arm 42 is provided on the surface thereof facing and contacting the free padding portion 70. Thus, the fastening member 66 of the helmet body 11 is movable between a position in engagement with the connecting arm 42 and a position away from the connecting arm 42, due to the movement of the free padding portion 70.
In the embodiment shown, the padding layer 30 includes a fixed padding portion 76 adhered to the inner surface of the shell 28 in proximity of the connecting arm 42, and the free padding portion 70 is attached to the end of the fixed padding portion 76 furthest from the connecting arm 42, such that the free padding portion 70 folds over the fixed padding portion 76, and extends thereover as well as over the connecting arm 42. The fastening member 66 of the free padding portion 70 also extends to the part thereof overlapping the fixed padding portion 76, and the fixed padding portion is provided with a complementary fastening member 78 similar to that of the connecting arm 42. Accordingly, in the engaged position of
In the embodiment shown, the fastening members 64, 66, 78 are complementary members of a hook and loop type fastening system such as Velcroâ„¢; as such, the contacting surfaces of the connecting arm 42 and of the free padding portion 70 (and, if applicable, the fixed padding portion 76) are each covered with a respective one of hooks and loops, such that the surfaces are detachably connectable to one another. In a particular embodiment, the surface of the connecting arm 42 (and of the fixed padding portion 76) is covered by the loops for increased comfort, as this surface is directed toward the face of the wearer.
In the embodiment shown, the hook/loop material is provided on the connecting arm 42 around the slot 62 and the free padding portion 70 covers the connection between the connecting arm 42 and the mask shell 28, i.e. the pin 56 engaged in the slot 62. Alternately, the connection between the connecting arm 42 and the mask shell 28 and the fastening system may be spaced apart from one another.
The fastening member 66 of the helmet body 11 need not be provided on the padding layer 30; alternately, it may be attached elsewhere on the helmet body 11, for example on the shell 28, and the location of the complementary fastening member 64 on the connecting arm 42 is accordingly selected such that the two members 64, 66 may be connected. Alternate types of fastening systems which may be used between each connecting arm 42 and the helmet body 11, whether provided on the padding layer 30 or elsewhere on the helmet body 11 include, but are not limited to, a fastening system also providing the movable/sliding connection between the connecting arm 42 and helmet body 11, such as a screw/nut engagement which may be slidingly received in a slot defined through the connecting arm 42 and/or the helmet body 11 and selectively tightened to prevent sliding; a screw/cam engagement; or a teeth/slot engagement; or other fastening systems distinct from the movable/sliding connection between the connecting arm 42 and helmet body 11, such as complementary fabric fastening members having a different configuration that hook and loops (e.g. mushroom shaped); a snap engagements with a plurality of studs in the connecting arm 42 and/or the helmet body to define multiple engagement positions; or a pin/hole engagement with a plurality of pins and/or holes defined in the connecting arm 42 and/or the helmet body to define multiple engagement positions (similar to the fastening system at the rear of a baseball cap).
In a particular embodiment, and referring back to
Referring to
In the embodiment shown, the chin cup body 34, connecting arms 42 and fastening systems are completely concealed inside the helmet 10 when the helmet 10 is worn, at least for some positions of the chin cup body 34 within the helmet 10. In a particular embodiment, the chin cup body 34 may be visible below the shell 28 at its lowest position within the helmet 10.
In a particular embodiment, the adjustable attachment of the chin cup 32 to the helmet body 11 allows for increased overall adjustability of the helmet 10 for the wearer. In a particular embodiment, the position of the chin cup 32 may be easily adjusted as required. In a particular embodiment, the free padding portion 70 overlaying the connection between the connecting arms 42 and the helmet body 11 provides for increase comfort by preventing the connection from contacting the face of the wearer.
The above description is meant to be exemplary only, and one skilled in the art will recognize that changes may be made to the embodiments described without departing from the scope of the invention disclosed. Modifications which fall within the scope of the present invention will be apparent to those skilled in the art, in light of a review of this disclosure, and such modifications are intended to fall within the appended claims.
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Number | Date | Country | |
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20150033455 A1 | Feb 2015 | US |