CA2772644C - Casque protecteur et insert concu pour reduire les commotions - Google Patents
Casque protecteur et insert concu pour reduire les commotions Download PDFInfo
- Publication number
- CA2772644C CA2772644C CA2772644A CA2772644A CA2772644C CA 2772644 C CA2772644 C CA 2772644C CA 2772644 A CA2772644 A CA 2772644A CA 2772644 A CA2772644 A CA 2772644A CA 2772644 C CA2772644 C CA 2772644C
- Authority
- CA
- Canada
- Prior art keywords
- helmet
- liner
- shock absorbing
- absorbing portion
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 13
- 230000009514 concussion Effects 0.000 title abstract description 7
- 230000009467 reduction Effects 0.000 title description 2
- 230000035939 shock Effects 0.000 claims abstract description 142
- 239000012530 fluid Substances 0.000 claims abstract description 33
- 238000004891 communication Methods 0.000 claims abstract description 7
- 210000003128 head Anatomy 0.000 claims description 84
- 239000006260 foam Substances 0.000 claims description 49
- 238000007789 sealing Methods 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- 210000001061 forehead Anatomy 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 46
- 229920000079 Memory foam Polymers 0.000 description 32
- 239000008210 memory foam Substances 0.000 description 32
- 230000006835 compression Effects 0.000 description 19
- 238000007906 compression Methods 0.000 description 19
- 238000012360 testing method Methods 0.000 description 14
- 238000005259 measurement Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000011359 shock absorbing material Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 206010010254 Concussion Diseases 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 208000020339 Spinal injury Diseases 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 208000037974 severe injury Diseases 0.000 description 2
- 230000009528 severe injury Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- -1 sweat Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/10—Linings
- A42B3/12—Cushioning devices
- A42B3/125—Cushioning devices with a padded structure, e.g. foam
- A42B3/128—Cushioning devices with a padded structure, e.g. foam with zones of different density
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/06—Impact-absorbing shells, e.g. of crash helmets
- A42B3/062—Impact-absorbing shells, e.g. of crash helmets with reinforcing means
- A42B3/063—Impact-absorbing shells, e.g. of crash helmets with reinforcing means using layered structures
- A42B3/064—Impact-absorbing shells, e.g. of crash helmets with reinforcing means using layered structures with relative movement between layers
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/08—Body-protectors for players or sportsmen, i.e. body-protecting accessories affording protection of body parts against blows or collisions
- A63B71/10—Body-protectors for players or sportsmen, i.e. body-protecting accessories affording protection of body parts against blows or collisions for the head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H1/00—Personal protection gear
- F41H1/04—Protection helmets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Helmets And Other Head Coverings (AREA)
Abstract
Un casque de protection et une coque pour réduire la possibilité ou la gravité d'une commotion cérébrale sont fournis. La coque comprend une partie d'absorption des chocs et une partie de doublure souple, la partie d'absorption des chocs devant être disposée entre une coque de casque et la partie de doublure. La partie d'absorption de chocs peut posséder une caractéristique de force de déformation à résistance sensiblement constante pour réduire la force G de pic appliquée à la tête lors d'un choc. La coque peut comporter une pluralité de connecteurs de doublure flexibles pour relier de manière mobile la partie de doublure à une coque de casque afin de permettre le mouvement flexible de la partie de doublure par rapport à la coque. Les connecteurs de doublure peuvent être sous la forme de parois d'axes de ventilation qui définissent chacun un axe de ventilation pour fournir une communication de fluide entre un espace de tête de la doublure et un côté extérieur de la partie d'absorption des chocs afin de ventiler l'espace de tête. Un casque comprenant la doublure est également prévu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2772644A CA2772644C (fr) | 2012-03-30 | 2012-03-30 | Casque protecteur et insert concu pour reduire les commotions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2772644A CA2772644C (fr) | 2012-03-30 | 2012-03-30 | Casque protecteur et insert concu pour reduire les commotions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2772644A1 CA2772644A1 (fr) | 2012-06-08 |
| CA2772644C true CA2772644C (fr) | 2013-01-08 |
Family
ID=46200950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2772644A Expired - Fee Related CA2772644C (fr) | 2012-03-30 | 2012-03-30 | Casque protecteur et insert concu pour reduire les commotions |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2772644C (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013149335A1 (fr) * | 2012-04-04 | 2013-10-10 | University Of Ottawa | Protection de la tête permettant de réduire l'accélération linéaire |
| US10667737B2 (en) | 2015-03-23 | 2020-06-02 | International Business Machines Corporation | Monitoring a person for indications of a brain injury |
| US10244971B2 (en) | 2015-05-12 | 2019-04-02 | International Business Machines Corporation | Mouthguard for analysis of biomarkers for traumatic brain injury |
| US9711027B2 (en) | 2015-05-12 | 2017-07-18 | International Business Machines Corporation | Suggesting adjustments to a helmet based on analysis of play |
| US10130303B2 (en) | 2015-05-12 | 2018-11-20 | International Business Machines Corporation | Automatic adjustment of helmet parameters based on a category of play |
| US10292651B2 (en) | 2015-05-12 | 2019-05-21 | International Business Machines Corporation | Helmet having a cumulative concussion indicator |
-
2012
- 2012-03-30 CA CA2772644A patent/CA2772644C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2772644A1 (fr) | 2012-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20220330 |