EP3146999A1 - Systèmes et procédés pour la protection d'avalanche gonflable modulaire - Google Patents

Systèmes et procédés pour la protection d'avalanche gonflable modulaire Download PDF

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Publication number
EP3146999A1
EP3146999A1 EP16189280.7A EP16189280A EP3146999A1 EP 3146999 A1 EP3146999 A1 EP 3146999A1 EP 16189280 A EP16189280 A EP 16189280A EP 3146999 A1 EP3146999 A1 EP 3146999A1
Authority
EP
European Patent Office
Prior art keywords
container
harness
inflatable chamber
state
inflation
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.)
Pending
Application number
EP16189280.7A
Other languages
German (de)
English (en)
Inventor
Joseph Benjamin Walker
Pete Gompert
David Kuhlmann Blackwell
Derick J. Noffsinger
James Thomas Grutta
Nathan Miles Kuder
Robert John Horacek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black Diamond Equipment Europe GmbH
Original Assignee
Black Diamond Equipment AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US14/860,772 external-priority patent/US9492711B2/en
Application filed by Black Diamond Equipment AG filed Critical Black Diamond Equipment AG
Publication of EP3146999A1 publication Critical patent/EP3146999A1/fr
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B33/00—Devices for allowing seemingly-dead persons to escape or draw attention; Breathing apparatus for accidentally buried persons
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
    • A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
    • A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
    • A45F2003/045—Sacks or packs carried on the body by means of two straps passing over the two shoulders and one additional strap around the waist
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
    • A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
    • A45F3/10—Pack-frames carried on the body

Definitions

  • the invention generally relates to inflatable avalanche safety systems and methods of operation.
  • the present invention relates to systems and methods for efficient inflation of an avalanche safety chamber.
  • One type of emergency life-preserving equipment is an inflatable safety system configured to inflate a chamber in response to an emergency event such as an impact or a potential impact.
  • an emergency event such as an impact or a potential impact.
  • automobile driver inflatable safety systems are designed to automatically inflate a chamber over the steering wheel in response to an impact between the automobile and another object so as to protect the driver from forceful impact with the interior of the automobile.
  • avalanche inflatable safety systems are designed to manually inflate a chamber that adjacent to the user in response to the user's triggering of an inflation mechanism.
  • Inflatable safety systems generally include an inflatable chamber, an activation system, and an inflation system.
  • the inflatable chamber is designed to expand from a compressed state to an inflated state so as to cushion the user or dampen potential impact.
  • the inflatable chamber may also be used to encourage the user to elevate over a particular surface.
  • the elevation of the inflatable chamber is achieved by reverse segregation in which larger volume particles are sorted towards the top of a suspension of various sized particles in motion.
  • the activation system enables manual or automatic activation of the inflation system.
  • the inflation system transmits a fluid such as a gas into the inflatable chamber, thus increasing the internal pressure within the inflatable chamber and thereby transitioning the inflatable chamber from the compressed state to the inflated state.
  • conventional inflatable avalanche safety systems fail to provide an efficient safety system.
  • conventional systems are limited to single use in-field operation.
  • the portable compressed gas canisters used in the conventional systems are generally configured to only contain a sufficient volume for a single deployment and therefore must be completely replaced to rearm the system. Therefore, if a user inadvertently deploys the system, it cannot be rearmed without replacing the canister.
  • conventional systems include one or more combustible or pressurized components that are not permitted on airplanes and helicopters, thus limiting the systems' use in travel situations.
  • conventional avalanche inflatable systems require a complex rearming procedure that includes replacing at least one component to enable subsequent use after activation. This may compromise user safety or system operation if performed incorrectly.
  • the present invention generally relates to inflatable avalanche safety systems and methods of operation.
  • One embodiment of the present invention relates to an avalanche safety system including an inflatable chamber, activation system, inflation system, harness, and a container.
  • the inflatable chamber is a three-dimensionally, partially enclosed region having an inflated state and a compressed state.
  • the inflated state may form a particular three dimensional shape configured to protect the user from impact and/or provide flotation during an avalanche.
  • the activation system is configured to receive a user-triggered action to activate the system.
  • the inflation system may include an air intake, battery, fan, and internal airway channel.
  • the inflation system is configured to transmit ambient air into the inflatable chamber.
  • the harness may be a backpack that enables a user to transport the system while engaging in activities that may be exposed to avalanche risk.
  • the harness may include hip straps, shoulder straps, internal compartments, etc.
  • the container may be releasably coupled to the harness, including a coupled and a separate state.
  • the container independently includes a container chamber that is selectively enclosable by a container opening.
  • the releasable coupling between the container and the harness may include a periphery zipper type coupling.
  • Embodiments of the present invention represent a significant advance in the field of avalanche safety systems.
  • Embodiments of the present invention avoid the limitations of conventional avalanche safety systems by using ambient air rather than a canister of compressed gas.
  • ambient air avoids the explosive dangers associated with compressed gas canisters and thereby is legal for air transportation.
  • ambient air is unlimited and therefore enables multiple inflations and/or inadvertent deployments.
  • the procedure to rearm the system is simplified to enable intuitive user operation.
  • embodiments of the present invention incorporate a releasable container to provide a modular configuration that allow various types of containment members to be coupled/separated with the avalanche safety system.
  • a small backpack may be configured with a releasable periphery zipper coupler to allow a user to selectively engage the backpack with the harness of the avalanche safety system thereby incorporating the storage capacity of the small backpack (container) with the avalanche safety features of the remainder of the system.
  • a user may thereby use the same backpack storage container for situations that need avalanche protection (coupled state) and situations that do not require avalanche protection (separated state).
  • the present invention generally relates to inflatable avalanche safety systems and methods of operation.
  • One embodiment of the present invention relates to an avalanche safety system including an inflatable chamber, activation system, inflation system, harness, and a container.
  • the inflatable chamber is a three-dimensionally, partially enclosed region having an inflated state and a compressed state.
  • the inflated state may form a particular three dimensional shape configured to protect the user from impact and/or provide flotation during an avalanche.
  • the activation system is configured to receive a user-triggered action to activate the system.
  • the inflation system may include an air intake, battery, fan, and internal airway channel.
  • the inflation system is configured to transmit ambient air into the inflatable chamber.
  • the harness may be a backpack that enables a user to transport the system while engaging in activities that may be exposed to avalanche risk.
  • the harness may include hip straps, shoulder straps, internal compartments, etc.
  • the container may be releasably coupled to the harness including a coupled and a separate state.
  • the container independently includes a container chamber that is selectively enclosable by a container opening.
  • the releasable coupling between the container and the harness may include a periphery zipper type coupling.
  • FIG. 1 illustrates a profile view of an avalanche safety system, designated generally at 100.
  • the illustrated system 100 includes an inflatable chamber 140, an inflation system 160, an activation system (not shown), and a harness 120.
  • the inflatable chamber 140 is a three dimensional, inflatable, partially enclosed structure.
  • the inflatable chamber 140 includes an inlet (not shown) and a particular inflated shape.
  • the inflatable chamber 140 is illustrated in the compressed state in Figure 1 .
  • the compressed state includes substantially expelling air from within the inflatable chamber and compressing the external surface of the inflatable chamber upon itself.
  • Figure 7C illustrates the inflated state of the inflatable chamber.
  • the inflated state of the inflatable chamber includes expanding the external surface apart from itself substantially analogous to the inflation of a balloon.
  • the inflatable chamber may include a particular three dimensional inflated shape such that upon inflation, the external surfaces are forced to form the shape.
  • the inflatable chamber may be configured to include multiple chambers, multiple regions, etc.
  • Figure 7C illustrates on embodiment of an inflated shape including a substantially pillow-shaped form with two horn members. It will be appreciated that various other shapes may be practiced in accordance with embodiments of the present invention.
  • the inflatable chamber 140 may be configured to wrap around the head and/or torso of the user.
  • the inflation system 160 is configured to transition the inflatable chamber 140 from the compressed state to the inflated state.
  • the inflation system 160 may further include an air intake 180, a fan 164, a battery 166, an internal airway channel 168, a motor 170, and a controller 172.
  • the air intake 180 provides an inlet for receiving ambient air.
  • the illustrated air intake 180 includes an elongated vent structure through which ambient air may transmit.
  • the air intake 180 is coupled to the internal airway channel 168 such that ambient air may be transmitted through the air intake 180 to the internal airway channel with minimal loss.
  • the components and operation of the air intake will be described in more detail with reference to Figure 5 below.
  • the fan 164, battery 166, motor 170, and controller 172 are the electrical components of the inflation system.
  • the electrical components of the inflation system 160 are electrically coupled to the activation system as illustrated in Figure 2 .
  • the fan 164 is a rotational member configured to generate a vacuum force in a particular orientation upon rotation.
  • the fan is oriented in the system 100 to generate the vacuum force such that ambient air is pulled into the inflatable chamber 140. It will be appreciated that fans in a variety of sizes may be used in accordance with embodiments of the present invention.
  • the battery 166 may be any form of electrical storage device.
  • the motor 170 converts electrical energy into mechanical rotation.
  • the controller 172 may be any form of speed controller to facilitate particular inflation patterns such as a logarithmic increase in fan speed.
  • the fan 164, battery 166, motor 170, and controller 172 are selected to correspond with one another to facilitate optimal inflation characteristics. For example, the size of fan 164 dictates the necessary speed and time required to inflate the inflatable chamber 140. The speed and time parameters thereby influence optimal selection of the remaining electrical components.
  • the activation system 190 is configured to activate the inflation system 160 to inflate the inflatable chamber 140 to the inflated state.
  • the activation system 190 is a user input device configured to a user-triggered action intended to activate the system 100.
  • the particular user-triggered action depends on the specific type of activation system components.
  • the activation system 190 may include some form of physical switch configured to receive a physical switching motion from the user to activate the system 100.
  • the switch may be any type of switching mechanism including but not limited to a rip cord, push button, toggle, etc.
  • the activation system 190 is electrically coupled to the inflation system 160 so as to engage the inflation system upon receipt of the user-triggered action.
  • the activation system 190 may include other sensors to activate the system without a user-triggered action.
  • the activation may include a deactivation switch.
  • the deactivation switch may be used to deactivate the system in the event of an inadvertent activation.
  • the harness 120 couples the system 100 to the user 200 as illustrated in Figures 7A-7C .
  • the illustrated harness 120 in Figures 1-7 is a backpack including a hip strap 124 and a shoulder strap 122.
  • the backpack configuration provides an internal chamber separate from the inflatable chamber 140 within which the user may store items.
  • the internal chamber is disposed between the user and the inflatable chamber 140 such that the inflatable chamber is distally disposed with respect to the remainder of the harness/backpack 120 and the user. Therefore, upon activation the inflatable chamber will be able to inflate without obstruction.
  • the inflation system 160 is distal to the inflatable chamber 140 in the illustrated embodiment.
  • the inflation system 160 may be disposed within a region configured to break away or articulate upon the inflation of the inflatable chamber 140, as illustrated in Figures 7A-C .
  • the backpack or harness may further include various other straps and compartments in accordance with embodiments of the present invention.
  • the harness may be any form of simple strap structure configured to couple the system to the user.
  • FIG. 2 illustrates a schematic of the avalanche safety system illustrated in Figure 1 .
  • the schematic diagram illustrates the operational relationship between various components of the system 100.
  • the activation system 190 includes a switch 192.
  • the activation system 190 is configured to receive a user-triggered action intended to activate the avalanche safety system 100 and inflate the inflatable chamber 140.
  • the switch 192 is electrically coupled to the inflation system 160 between the battery 166 and the controller 172.
  • the battery 166 stores electrical energy for use in inflating the inflatable chamber 140.
  • the controller 172 is electrically coupled between the battery 166 and the motor 170.
  • the controller 172 may provide a particular electrical inflation profile including modulating current with respect to time.
  • the motor 170 is electrically coupled to the controller 172 and fan 164 such that the modulated current from the controller 172 may be converted to mechanical rotation of the fan 164.
  • the fan 164 is mechanically disposed between the air intake 180 and the inflatable chamber 140.
  • an internal airway channel 168 interconnects the air intake 180, fan 164, and inflatable chamber 140 so as to minimize air loss.
  • the fan 164 upon activation, the fan 164 generates a rotational force that creates a vacuum aligned with the illustrated arrows. The vacuum pulls external ambient air through the air intake 180, the fan 164, and into the inflatable chamber 140.
  • the battery 166 may be any type of electrical storage device including but not limited to a direct current battery of the type illustrated.
  • the fan 164 may be a circular fan that facilitates engagement with the internal airway channel 168.
  • the motor 170 may be any type of motor 170 configured to correspond to the battery 166 and controller 172 parameters. Likewise, the controller 172 may be configured according the inflation objectives for the inflatable chamber 140.
  • FIG. 4 illustrates a perspective view of the air intake frame 182, internal airway channel 168, and fan 164.
  • the air intake frame 182 is part of the air intake 180.
  • Various other air intakes may also be utilized including but not limited to the sides, bottom and front of the system 100. Increasing the number of air intake regions increases reliability of air intake during operation.
  • the air intake frame 182 is a partially rigid member with a lateral vent structure as illustrated.
  • the lateral vent structure includes a channel to the internal airway channel 168. Therefore, air/gas transmitted through the lateral vents may be routed to the internal airway channel 168.
  • the air intake frame 182 includes rigid internal structure members to maintain the channel.
  • the illustrated internal airway channel 168 is a cylindrical member coupled between the air intake frame 182 and the fan 164.
  • the internal airway channel 168 substantially encloses the coupling so as to minimize air leakage between the air intake frame 182 and the fan 164.
  • the fan 164 is coupled to the internal airway channel 164.
  • the inflatable chamber 140 (not shown in Figure 4 ) is coupled to the fan 164 either directly or via another internal airway channel member (not shown).
  • FIG. 5 illustrates an exploded view of the air intake 180 with respect to the remainder of the avalanche safety system.
  • the air intake 180 includes the air intake frame 182 (illustrated in Figure 4 ), a battery compartment 186, and a cover 184.
  • the battery compartment 186 is configured to be disposed within the air intake frame 182.
  • the positioning of the battery compartment 186 and the battery (not shown) with respect to the user is important because of the relative weight of most batteries. Therefore, positioning the battery 164 in a central region enables the shoulder 122 and hip straps 124 of the backpack (harness 120) to efficiently support the battery during operation.
  • the cover 184 includes padded regions and mesh regions.
  • the padded regions facilitate user comfort and are disposed between the user and the air intake frame 182.
  • the mesh regions are oriented to align with the lateral venting structure of the air intake frame 182. Therefore, ambient air may transmit through the mesh regions and into the air intake frame 182 as discussed above.
  • the mesh regions prevent debris from obstructing the vent structure of the air intake frame 182.
  • Figure 5 further illustrates a frame 126 member of the backpack or harness 120.
  • the frame 126 may include a rigid support region for further supporting the system with respect to the user.
  • the exploded view illustrates the positioning of the air intake 180 and the frame 126 with respect to the remainder of the system 100.
  • the hip/waist straps 124 and the shoulder straps 122 are also illustrated in the exploded view for positional reference.
  • the method for inflating an inflatable chamber within an avalanche safety system comprises a plurality of acts.
  • the illustrated method may be performed using the avalanche safety system 100 described above or in correlation with an alternative avalanche safety system.
  • the method receives a user-triggered action intended to activate the avalanche safety system, 210.
  • the act of receiving the user-triggered action may include receiving a physical operation or gesture such as pulling a ripcord or depressing a button. Alternatively, the act of receiving a user-triggered action may include receiving a non-physical operation.
  • the method Upon receipt of the user-triggered action, the method transmits ambient air to the inflatable chamber, 220.
  • the act of transmitting ambient air to the inflatable chamber may include generating a vacuum that transmits ambient air through an internal airway channel to the inflatable chamber.
  • the act of generating a vacuum may include using a fan and/or other electrical components.
  • the inflatable chamber is inflated, act 230.
  • the act of inflating the inflatable chamber may include inflating entirely with ambient air.
  • the act of inflating the inflatable chamber may also include forming a particular three dimensional shape and internal pressure of the inflatable chamber.
  • the inflation of the inflatable chamber thereby protects the user from an avalanche, act 240.
  • the act of protecting the user from an avalanche may include cushioning the user from impact during the avalanche, elevating the user above the avalanche, and/or providing a breathing receptacle of ambient air.
  • Figure 7A illustrates a user 200 with an avalanche safety system 100 in accordance with embodiments of the present invention.
  • the user 200 is wearing the system 100 via a backpack harness structure including a set of hip/waist straps 124 and shoulder straps 122.
  • the system includes an activation system 190 (not shown), inflation system 160 and inflatable chamber 140 as described above.
  • Figure 7A illustrates the inflatable chamber 140 in the compressed state so as to be contained within a region of the backpack.
  • the system illustrated in Figure 7A has not been activated and therefore the user has not performed any type of user-triggered action upon the activation system 190.
  • the user Prior to Figure 7B , the user performs a particular user-triggered action such as pulling a ripcord or pressing a button to activate the system 100.
  • the activation system includes an electrical coupling that activates the components of the inflation system 160.
  • activation of the activation system 190 may include switching a switch so as remove electrical resistance between a battery and other electrical components.
  • the inflation system 160 transmits ambient air to the inflatable chamber 140.
  • Figure 7B represents the transition from the compressed state to the inflated state of the inflatable chamber 140.
  • the inflatable chamber 140 is partially filled with ambient air directed through an air intake 180, internal airway channel 168, and fan 164.
  • a controller 172 may be used to inflate the inflatable chamber 140 according to a particular inflation profile.
  • the inflation system 160 automatically translates in response to the inflation of the inflatable chamber 140.
  • the inflation system 160 is disposed within a region that is translating to the right as the inflatable chamber 140 is expanding.
  • the inflation system 160 may be housed within a region with a releasable coupling (such as VELCRO) to the remainder of the system, thereby enabling automatic displacement in response to inflation.
  • Figure 7C illustrates complete transition to the inflated state of the inflatable chamber 140.
  • the inflatable chamber 140 thereby forms a particular three dimensional shape and has a particular pressure.
  • the particular three dimensional shape and pressure of the inflatable chamber are specifically selected to protect the user 200 from impact and provide flotation during an avalanche.
  • Various alternative shapes and pressures may be utilized in accordance with embodiments of the present invention.
  • the pressure within the inflatable chamber may be maintained for a particular time using a one way valve that seals the inlet from transmitting air out from the inflatable chamber 140.
  • the controller 172 may be configured to shut off and/or restart the fan 164 after a certain amount of time corresponding to complete inflation of the inflatable chamber 140.
  • FIG. 8-11 illustrate schematic views of an alternative embodiment of an avalanche safety system, designated generally at 300.
  • the system 300 generally includes an inflatable chamber 340, inflation system 360, activation system 390, harness 320, and container 400.
  • System 300 is an alternative embodiment of the system illustrated in Figures 1-7 in that it includes the releasably coupled (modular) container 400.
  • the releasable coupling of the container 400 includes a coupled state ( Figures 8-9 and 12-14 ) and a separated state ( Figure 10 ).
  • the releasable coupling capability of the container 400 to the harness 320 therefore provides a modular system in which a user may selectively engage the avalanche safety components to the container 400. This provides a significant improvement over conventional avalanche safety systems because a user may selectively engage the primary components of the avalanche safety system with an independent storage container such as a small backpack.
  • the inflatable chamber 340, inflation system 360, activation system 390 are substantially similar to the embodiments illustrated and described with reference to Figures 1-7 .
  • the inflation system 360 may include an air intake 380, fan 364, battery 366, channel 368, motor 370 (not shown), and controller 372 (not shown).
  • the primary inflation system 360 components are illustrated in Figures 8 and 11 .
  • the activation system 390 may include a trigger 392 ( Figure 11 ).
  • the harness 320 may include a hip strap 324 and a set of shoulder straps 322 for supporting the system in the form of a backpack on a user.
  • the harness 320 further includes harness coupler 326 which may be disposed around and outer periphery region of the harness 320 opposite the hip strap 324 and shoulder straps 322 as shown in Figure 8 .
  • the harness coupler 320 may include some type of releasable coupling mechanism such as a hook/loop, zipper, clasp, etc.
  • the harness coupler 320 is configured to facilitate the releasable coupling of the container 400 with the remainder of the system 300.
  • the harness coupler 326 may be disposed on an outer peripheral region such that the inflatable chamber 140 is between the harness coupler 326 and the set of shoulder straps 322.
  • the harness coupler 326 is disposed and configured to be independent of the inflatable chamber in both the compressed and inflated states. The independent functionality of the inflatable chamber 340 from the container 400 is essential for the operation of the system 300.
  • the container 400 may be any type of storage member that includes an enclosable chamber 408 and a container opening 406 (See Figure 12 ). In the separated and coupled states, the container 400 may include a container chamber 408 that is selectively enclosable by a container opening 407.
  • the container 400 may be a conventional small oval shaped backpack with a selectively closeable zipper and a single internal storage chamber. A user may enclose the single internal chamber by zipping the opening.
  • the container 400 further includes a container coupler 402 configured to releasably couple with the harness coupler 326, thereby releasably securing the container 400 to the harness 320 and the remainder of the system 300.
  • the inflatable chamber 340 is disposed substantially between the container 400 and the harness 320.
  • This particular configuration enables the modular functionality of the container 400 while maintaining the inflatable chamber avalanche safety functionality described above with reference to Figures 1-7 .
  • the container coupler 402 is also specifically arranged on a substantially outer perimeter region of the container 400 to correspond to the arrangement of the harness coupler 326.
  • the container coupler 402 may be disposed on a region opposite the container opening 406, as shown in Figures 12A-D .
  • the container 400 may include various other optional features including a flap 404 to cover the releasable coupling between the harness coupler 326 and the container coupler 402.
  • the flap 404 may include a fabric member extending from the container 400 as shown in the cross sectional view of Figure 10 .
  • the container 400 may also include various other stitching and fabric combinations to facilitate and protect the releasable coupling between the harness coupler 326 and the container coupler 402.
  • the specific geometric orientation and coupler configurations between the harness 320 and container 400 may be standardized to facilitate the modular interchangeability of a wide variety of containers 400, as represented in Figure 9 .
  • the container 400 may further include additional openings, internal storage compartments, external attachment members, etc. which are well known in the backpack industry.
  • Figures 12A-D illustrate a schematic sequence for closing the container opening 406 and enclosing the container chamber 408 on the system 300.
  • the container opening 406 may include a zipper selective closure mechanism as illustrated.
  • Figure 12A represents a completely open container opening 406 which facilitates a user placing storage items within the container chamber 408.
  • Figures 12B-D illustrate a sequence of closing the container opening 406 and thereby enclosing the container chamber 408. Therefore in the enclosed state shown in Figure 12D , items stored within the container chamber 408 cannot escape during use of the system 300.
  • the sequence of enclosing the container chamber 408 with the container opening 406 is also applicable to the container 400 in the separated state (not shown).
  • Figures 13A-D illustrate a schematic airflow sequence illustrating the inflation of the inflatable chamber 340.
  • Ambient air flow 350 is transmitted through the inflation system 360 and into the inflatable chamber 340 thereby transitioning the inflatable chamber 340 from the compressed state ( Figure 13A ) to the inflated state ( Figure 13D ).
  • the container 400 is not shown in Figures 13A-D , but it will be appreciated that the container 400 would be substantially disposed adjacent to the inflatable chamber 340 opposite the harness 320.
  • Figures 14A-D illustrate a schematic inflation sequence of illustrating the inflation of the inflatable chamber 340 with the container 400 in the coupled state.
  • Ambient air is transmitted through the inflation system 360 and into the inflatable chamber 340, thereby transitioning the inflatable chamber 340 from the compressed state ( Figure 14A ) to the inflated state ( Figure 14D ).
  • the container 400 is disposed and configured to be independent of the inflatable chamber 340 in the coupled state.

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Portable Outdoor Equipment (AREA)
EP16189280.7A 2015-09-22 2016-09-16 Systèmes et procédés pour la protection d'avalanche gonflable modulaire Pending EP3146999A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/860,772 US9492711B2 (en) 2011-12-13 2015-09-22 Systems and methods for modular inflatable avalanche protection

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Publication Number Publication Date
EP3146999A1 true EP3146999A1 (fr) 2017-03-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024042032A1 (fr) * 2022-08-22 2024-02-29 ADVENATE GmbH Sac à dos de sécurité en cas d'avalanche

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1935457A1 (fr) * 2006-12-22 2008-06-25 Peter Aschauer Equipement de sauvetage en cas d'avalanche
US20130149923A1 (en) * 2011-12-13 2013-06-13 Joseph Benjamin Walker Systems and methods for inflatable avalanche protection
EP2700433A2 (fr) * 2012-08-24 2014-02-26 Black Diamond Equipment AG Systèmes et procédés de protection d'avalanche gonflable avec regonflage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1935457A1 (fr) * 2006-12-22 2008-06-25 Peter Aschauer Equipement de sauvetage en cas d'avalanche
US20130149923A1 (en) * 2011-12-13 2013-06-13 Joseph Benjamin Walker Systems and methods for inflatable avalanche protection
EP2700433A2 (fr) * 2012-08-24 2014-02-26 Black Diamond Equipment AG Systèmes et procédés de protection d'avalanche gonflable avec regonflage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024042032A1 (fr) * 2022-08-22 2024-02-29 ADVENATE GmbH Sac à dos de sécurité en cas d'avalanche

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