EP3100768A1 - Masque d'aviation - Google Patents

Masque d'aviation Download PDF

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Publication number
EP3100768A1
EP3100768A1 EP16172502.3A EP16172502A EP3100768A1 EP 3100768 A1 EP3100768 A1 EP 3100768A1 EP 16172502 A EP16172502 A EP 16172502A EP 3100768 A1 EP3100768 A1 EP 3100768A1
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EP
European Patent Office
Prior art keywords
crew member
aircraft crew
aircraft
sensors
cockpit
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.)
Withdrawn
Application number
EP16172502.3A
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German (de)
English (en)
Inventor
Anurag Sharma
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.)
Airbus Group India Pvt Ltd
Original Assignee
Airbus Group India Pvt Ltd
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
Application filed by Airbus Group India Pvt Ltd filed Critical Airbus Group India Pvt Ltd
Publication of EP3100768A1 publication Critical patent/EP3100768A1/fr
Withdrawn legal-status Critical Current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
    • A62B7/00—Respiratory apparatus
    • A62B7/14—Respiratory apparatus for high-altitude aircraft
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks

Definitions

  • Embodiments of the present subject matter generally relate to masks, and more particularly, to aviation mask.
  • Crew members in a cockpit area of an aircraft may suffer from several dangerous and catastrophic emergencies.
  • the crew members may suffer from respiratory related emergencies, such as hyperventilation and hypoxia. These emergencies may occur due to smoke in the cockpit, reduction in pressure level due to height of the aircraft, workload /stress, and/or the like.
  • smoke in the cockpit may occur due to short circuit, equipment failure, insulation breakdown, and the like.
  • the crew member may be provided with a respiratory mask and further, the crew member may have to manually operate an oxygen regulator of the respiratory mask to obtain the needed respiratory gases for a smooth respiration.
  • Manual operation of the oxygen regulator may not be possible in respiratory related emergencies, such as smoky environments, due to heavy workload and/or difficulty in locating switches for suppressing the smoke.
  • manual operation of the oxygen regulator in respiratory related emergencies may need crew member's attention, which may result in distracting the crew member from other needed vital operations.
  • vision obscured emergencies may also occur in the cockpit area which may cause vision impairment to aircraft crew members in the cockpit.
  • the vision obscured emergencies may be caused by several factors, such as fumes, smoke, mist, leakage of toxic/corrosive liquid of wipers, smoke due to avionics fire, smoke due to electrical short circuits, fumes or smokes due to engine failure, and the like.
  • an aircraft crew member for example a pilot, may wear a mask to facilitate respiration and to protect eyes from smokes, fumes, toxic liquids, and/or irritants.
  • the aircraft crew member when wearing the mask under these conditions may not be able to clearly see control panel located in the cockpit area.
  • the aircraft crew member may not be able to get a good view of objects located outside the aircraft, especially through a windshield of the aircraft. Furthermore, due to the poor visibility inside the cockpit, the aircraft crew member may inadvertently actuate an undesired switch/control, while operating the aircraft for controlling the aircraft during such vision obscured emergencies.
  • the aviation mask may include at least one first set of sensors, an oxygen regulator, an augmented reality visor, at least one second set of sensors, and a display computational unit.
  • the at least one first set of sensors may monitor cockpit ambient air and health of an aircraft crew member wearing the aviation mask for detecting parameters that cause respiratory disorder to the aircraft crew member.
  • the at least one first set of sensors may also monitor aircraft cockpit area for detecting vision obscured emergencies.
  • the oxygen regulator may switch between operating modes to supply respiratory gas to the aircraft crew member upon detection of the parameters by the at least one first set of sensors.
  • the operating modes comprise a dilution mode, an emergency mode, and a recirculation mode.
  • the at least one second set of sensors may detect a portion of a cockpit area of an aircraft that is viewed by the aircraft crew member upon detection of the vision obscured emergency by the at least one first set of sensors.
  • the display computational unit communicatively connected to the augmented reality visor and the at least one second set of sensors.
  • the display computational unit may project a prestored image associated with the portion of the cockpit area in front of the augmented reality visor.
  • the display computational unit may also superimpose the prestored image over the portion of the cockpit area viewed by the aircraft crew member.
  • the superimposed prestored image may be viewed by the aircraft crew member through the augmented reality visor to identify one or more objects in the portion of the cockpit area during the vision obscured emergency.
  • an aircraft crew member of an aircraft is provided with a respiratory mask for obtaining needed respiratory gas during emergencies.
  • Such emergencies may include smoke in a cockpit of the aircraft, pressurization loss, air contamination, and the like.
  • respiratory masks may be generally bulky and removal of the respiratory mask from a stowage located beside a seat of the aircraft crew member for wearing it may be cumbersome and may need significant time. During this process, the aircraft crew member may ends up inhaling the smoke.
  • head-up displays or head-up screens are used for displaying information associated with electronic flight instruments during normal operating conditions.
  • HUDs head-up displays
  • the vision obscured emergencies e.g., presence of smoke/fumes/fog in the cockpit area
  • Embodiments described herein provide an aviation mask for use by the aircraft crew member in an aircraft.
  • the aircraft crew member may include a pilot, flight attendant, flight medic, and the like.
  • the aviation mask may include first set of sensors for monitoring either cockpit ambient air and/or aircraft crew member's health for detecting parameters that cause respiratory disorder to the aircraft crew member.
  • the parameters may be presence of smoke in a cockpit of the aircraft, pressure level inside the cockpit, and contaminants present in cockpit ambient air, breathing rate of an aircraft crew member in the aircraft, carbon dioxide level present in exhaled gas of the aircraft crew member, partial pressure of oxygen present in aircraft crew member's blood, and tissue oxygen saturation of the aircraft crew member.
  • the first set of sensors may also monitor aircraft cockpit area for detecting vision obscured emergencies.
  • the vision obscured emergencies may, for example, refer to emergency conditions inside the aircraft because of which the aircraft crew member may not be able to see the objects inside the aircraft.
  • the aviation mask may include an oxygen regulator for switching between operating modes to supply the respiratory gas to the aircraft crew member upon detection of the parameters by the first set of sensors.
  • Example operating modes may include a dilution mode, an emergency mode and a recirculation mode.
  • the respiratory gas may include oxygen during the emergency mode, a combination of the exhaled gas including carbon dioxide (CO 2 ) and gases already present in the mouthpiece and oxygen regulator cavity during the recirculation mode, and a combination of air inside the cockpit or air mixed with oxygen during the dilution mode.
  • CO 2 carbon dioxide
  • the aviation mask further includes an augmented reality visor, second set of sensors, and a display computational unit.
  • the second set of sensors detects a portion of the cockpit area that is viewed by the aircraft crew member. The portion of the cockpit area is detected upon detection of the vision obscured emergency by the first set of sensors.
  • the display computational unit is communicatively connected to the augmented reality visor and the second set of sensors. The computational unit projects a prestored image associated with the portion of the cockpit area in front of the augmented reality visor. Also, the display computational unit may superimpose the prestored image over the portion of the cockpit area viewed by the aircraft crew member. The superimposed prestored image is viewed by the aircraft crew member through the augmented reality visor to identify one or more objects in the portion of the cockpit area during the vision obscured emergency.
  • the aviation mask functions continuously as a respiratory aid during long haul crew member operations to prevent sudden incapacitation due to the emergencies and preserves bottled oxygen supply in the aircraft.
  • the aviation mask is lightweight. Therefore, the mask can be worn by the aircraft crew member comfortably throughout the flight. The aviation mask also helps the aircraft crew member to identify objects in the portion of the cockpit area during the vision obscured emergency.
  • FIG. 1 is a block diagram 100 of an aviation mask 102, according to one embodiment.
  • the aviation mask 102 may be worn by an aircraft crew member comfortably throughout the flight of an aircraft.
  • Example aircraft crew member may include a pilot, flight attendant, flight medic, and the like.
  • the aviation mask 102 may be operable throughout the flight of the aircraft for protecting the aircraft crew member from several dangerous and catastrophic emergencies.
  • the emergencies may be respiratory related emergencies, such as hyperventilation, hypoxia and the like.
  • the emergencies may be vision obscured emergencies.
  • the aviation mask 102 may further include an oxygen regulator 104 and first set of sensors 106.
  • the oxygen regulator 104 may be electronically coupled to the first set of sensors 106 through a processor 108.
  • the oxygen regulator 104 and the processor 108 may be separate components coupled to each other.
  • the oxygen regulator 104 may include the processor 108.
  • the first set of sensors 106 may include smoke sensor 110, pressure sensor 112, air contamination sensor 114, breathing rate sensor 116, tissue oxygen saturation sensor 118, carbon dioxide (CO 2 ) sensor 120, and oxygen partial pressure sensor 122.
  • the air contamination sensor 114 may include Volatile Organic Compound (VOC) sensor 124 and Carbon monoxide (CO) sensor 126.
  • the processor 108 obtains output of the first set of sensors 106 as input which is then processed by the processor 108.
  • the processed output is then sent to the oxygen regulator 104.
  • the oxygen regulator 104 upon receiving the processed output, actuates one or more valves 128 for switching either to mode 1 or mode 2 or mode 3 based on the received processed output.
  • the one or more valves 128 may reside inside the oxygen regulator 104.
  • the mode 1 may be understood as an emergency mode
  • the mode 2 may be understood as a recirculation mode
  • the mode 3 may be understood as a dilution mode.
  • actuation of the one or more valves 128 to switch either to mode 1 or mode 2 or mode 3 may help to supply a respiratory gas to the aircraft crew member.
  • the respiratory gas may include oxygen which may be supplied during the emergency mode.
  • the respiratory gas may also include the exhaled gas which may be supplied during the recirculation mode.
  • the respiratory gas may further include a combination of air inside the cockpit or the cockpit ambient air progressively mixed with more oxygen as altitude increases may be supplied during the dilution mode.
  • the oxygen regulator 104 may actuate the one or more valves 128 based on the output of the first set of sensors 106.
  • the oxygen regulator 104 may actuate the one or more valves 128 when the output indicates emergency conditions.
  • the emergency conditions may be understood as conditions when there is presence of smoke in the cockpit, the pressure level present inside the cockpit is lower than a predetermined pressure level, the partial pressure of the oxygen present in the aircraft crew member's blood is lower than a predetermined partial pressure of the oxygen, the carbon dioxide level present in the exhaled gas is higher than a predetermined carbon dioxide level, and/or the breathing rate of the aircraft crew member is deviated from a predetermined breathing rate.
  • the predetermined pressure level may be understood as a level of the pressure inside the cockpit at which the aircraft crew member can breathe comfortably without any hurdle.
  • the predetermined pressure level may be considered as a level of the pressure at a height of 6000 feet from the sea level.
  • the predetermined partial pressure of the oxygen may be understood as a level of the partial pressure of the oxygen at which mental acuity of the aircraft crew member may start to be affected.
  • the predetermined partial pressure of the oxygen may be in between 94% to 95%.
  • the predetermined carbon dioxide level may be understood as a level of the carbon dioxide present in the exhaled gas from the body of the aircraft crew member such that the respiratory system of the aircraft crew member is healthy.
  • the predetermined breathing rate may be understood as breathing rate at which the aircraft crew member breathes comfortably.
  • the breathing rate may be understood as, for example, number of breaths per minute.
  • the breathing rate may be understood, for example, as an expiration volume in liter/sec or an expiration volume per breath.
  • the mode of the aviation mask 102 in accordance with this implementation may be understood as emergency mode. Such above explained emergency conditions may result in lack of oxygen and the aircraft crew member may get respiratory disorder, such as hypoxia, due to lack of oxygen which may lead to unconsciousness of the aircraft crew member.
  • the aircraft crew member may be forced to inhale oxygen so that the level of oxygen in the blood can be retained to a level where the aircraft crew member can breathe smoothly. Therefore, the oxygen regulator 104 may provide oxygen to the aircraft crew member by actuating the one or more valves 128.
  • inhalation of oxygen may protect the aircraft crew member from hypoxia caused by the above explained emergency conditions. Protection of the aircraft crew member using oxygen is not limited only to hypoxia and inhalation of oxygen may also protect the aircraft crew member from the respiratory disorders other than hypoxia.
  • the oxygen regulator 104 may actuate the one or more valves 128 when the output indicates that a percentage of oxygen present in the blood of the aircraft crew member is at least 94%.
  • the oxygen regulator 104 may also actuate the one or more valves 128 when the carbon dioxide level present in the exhaled gas is lower than the predetermined carbon dioxide level and/or when the breathing rate of the aircraft crew member is higher than the predetermined breathing rate and/or expiration volume is low which may occur during a high stress condition.
  • the aircraft crew member may be hyperventilating and may subsequently lead to unconsciousness of the aircraft crew member.
  • the mode of the aviation mask 102 in accordance with this implementation may be understood as recirculation mode.
  • the aircraft crew member may be momentarily forced to inhale the exhaled gas till the breathing rate can be controlled.
  • the oxygen may be stored in an oxygen storage kept onboard for supplying when needed. Further, inhalation of the recirculated gas helps the brain to auto-regulate the breathing rate, thereby protecting the aircraft crew member from hyperventilation caused by the above explained conditions.
  • the oxygen regulator 104 may actuate the one or more valves 128 to the dilution mode when the output of the first set of sensors 106 indicates any one of the conditions, such as presence of no smoke/contaminants in the cockpit, the pressure level inside the cockpit is higher than a predetermined pressure level, the partial pressure of the oxygen present in the aircraft crew member's blood is higher than a predetermined partial pressure of the oxygen and/or the breathing rate of the aircraft crew member is equal to a predetermined breathing rate.
  • the predetermined breathing rate, the predetermined carbon dioxide level, and the predetermined partial pressure of the oxygen may be understood as explained above.
  • the dilution mode may be understood as a mode where the respiratory system of the aircraft crew member functions normally, i.e., in which there is no symptoms of either hyperventilation or hypoxia or any other respiratory disorder in the aircraft crew member.
  • the aviation mask 102 may be used in the vision obscured emergencies.
  • the aviation mask 102 may be used by a pilot or other aircraft crew members, such as cabin crew, for identifying the objects in the aircraft during the vision obscured emergencies.
  • the vision obscured emergency may be detected using the first set of sensors 106.
  • the first set of sensors 110 may include a smoke sensor 110 to sense smoke in the aircraft for detecting the vision obscured emergency.
  • Other types of sensors may also be used for sensing conditions inside the aircraft that can lead to the vision obscured emergency, for example a fog sensor may be used to sense fog inside the aircraft.
  • the aviation mask 102 may include an augmented reality visor 130, second set of sensors 132, and a display computational unit 134.
  • the portion may refer to panels, along with other components, located in the cockpit area of the aircraft.
  • Example second set of sensors 132 may include infra red cameras, magnetic markers, electromagnetic sensors, and the like.
  • the display computational unit 134 is communicatively connected to the augmented reality visor 130 and the second set of sensors 132.
  • the second set of sensors 132 may be connected to the first set of sensors 106.
  • the second set of sensors 132 may detect a portion of a cockpit area when the first set of sensors 106 detect the vision obscured emergency in the cockpit area.
  • the display computational unit 134 projects a prestored image associated with the portion of the cockpit area in front of the augmented reality visor 130.
  • the prestored image associated with the portion of the cockpit area is projected in front of the augmented reality visor 130 based on a distance between the aircraft crew member and the portion of the cockpit area. Furthermore, the display computational unit 134 superimposes the prestored image over the portion of the cockpit area viewed by the aircraft crew member. The superimposed prestored image being viewed by the aircraft crew member through the augmented reality visor 130 to identify one or more objects in the portion of the cockpit area during the vision obscured emergency. Example objects may be controls/switches/knobs/buttons on a panel of the cockpit area.
  • the portion of the aircraft may be considered as the control/display panels in cockpit area and the object may be considered as the switch/knob/button/control.
  • the portion may be any parts inside the aircraft and the object may be any component on the parts inside the aircraft.
  • the prestored image may be aligned with edges of the panel in the cockpit area of the aircraft.
  • the prestored image may be aligned with edges of the panel using magnetic markers at diagonal ends of the cockpit.
  • Other examples of the sensors used for alignment/orientation are electric field sensors and infrared camera.
  • the edges of the panel are detected using the magnetic markers, electric field sensors and/or infrared camera.
  • the prestored image corresponding to the panel is selected and is aligned with the panel on the augmented reality visor 130.
  • the prestored image is collimated on the augmented reality visor 130 for aligning the prestored image with the panel.
  • the prestored image may include an image with identifiers (e.g. name of the switches/knobs/buttons) and/or control information of the switch/knob/button.
  • the identifiers and/or control information may enable the aircraft crew member to identify that which switch/knob/button performs which function. For example, if the switch/knob/button is assigned to turn on auto-pilot mode, then the prestored image include the name and/or control information of the switch/knob/button as "auto-pilot" indicated on the prestored image.
  • the prestored image include the name and/or control information of the switch/knob/button as "auto-pilot" indicated on the prestored image.
  • the aircraft crew member may be navigated to the desired object in the portion of the cockpit area.
  • the aviation mask 102 may include a pupil tracking unit 136.
  • the pupil tracking unit 136 may track pupil of the aircraft crew member.
  • the tracking information may be then sent to the display computational unit 134.
  • the display computational unit 134 may navigate the aircraft crew member through control commands displayed on the augmented reality visor 130 using the tracking information and the control command/procedural instructions selected by the aircraft crew member using an audio input device 138.
  • the aircraft crew member may be navigated to the desired object in the portion of the cockpit area using gesture of the aircraft crew member.
  • the aviation mask 102 may include a thermal sensor) for detecting location where the aircraft crew member is touching on the cockpit.
  • the thermal sensor may sense heat of a part (e.g., finger tip) of the body of the aircraft crew member. The sensed heat is used to determine a location where the aircraft crew member is touching on the cockpit. Based on the determined location, the display computational unit 134 may navigate the aircraft crew member to the object.
  • Example thermal sensor may be IR camera.
  • an electric field sensor may be used in place of thermal sensor. The electric field sensor may sense the electric field of the finger tip of the aircraft crew member. The sensed electric field may be used by the display computational unit 134 to navigate the aircraft crew member to the object (e.g., switch/knob/control/button).
  • the aircraft crew member may be navigated to the objects when the aircraft crew member is looking at a different switch/knob.
  • the tracking information may be used to determine that the aircraft crew member is looking at the different switch/knob.
  • head position or eye position of the crew member is tracked for determining that the aircraft crew member is looking at which switch/knob.
  • the head movement may be tracked using inertial/tilt sensors.
  • the display computational unit 134 may interact with the audio input device 138, such as a microphone.
  • the audio input device 134 may be provided to enable the aircraft crew member to input an audio command for selecting the control command, such as procedural instructions having steps to be followed during the vision obscured emergencies.
  • control command/procedural instruction may be stepwise scrolled and/or read out using voice or gesture interaction.
  • the display computational unit 134 overlays control commands on the augmented reality visor 130.
  • the aviation mask 102 may include an audio output device 140 which may communicate with the display computational unit 134 to read out the overlaid control commands. The aircraft crew member may select a control command from these control commands. The display computational unit 134 may utilize the control command selected by the aircraft crew member to navigate the aircraft crew member to the object corresponding to the control command.
  • the display computational unit 134 may navigate the aircraft crew member to the switch/knob/button using a pointer (e.g., an arrow mark) pointing towards the switch/knob/button and/or a highlighter, for example a highlighted circle overlaid on the switch which is to be operated.
  • a pointer e.g., an arrow mark
  • a highlighter for example a highlighted circle overlaid on the switch which is to be operated.
  • the display computational unit 134 may overlay information associated with aircraft's surroundings on the augmented reality visor 130.
  • the information associated with the aircraft's surroundings may be obtained by sensors connected to an outer surface of the aircraft.
  • the display computational unit 134 may be operatively coupled to a flight management system (not shown in the figures). The flight management system may send flight management information associated with the aircraft to the display computational unit 134.
  • the flight management information may include autopilot data, flight director information, flight path vector, boresight, Differential Global Positioning System (DGPS) or Global Positioning System (GPS) data, positioning data, aircraft speed, aircraft altitude, track to nearby airports, inertial navigation data, data associated with configuration of the aircraft, and a frequency for radio communication with a ground-based flight control.
  • the display computational unit 134 may display the flight management information on the augmented reality visor 104, thereby enabling the aircraft crew member to control the aircraft during the vision obscured emergency.
  • the aviation mask 102 may include a mouth and nose piece 202 connected to a oxygen regulator 104 similar to as illustrated in FIG. 1 .
  • the mouth and nose piece 202 may have smoke sensors 110 (similar to as illustrated in FIG. 1 ) for sensing presence of smoke in a cockpit of the aircraft and may also have pressure sensors 112 (similar to as illustrated in FIG. 1 ) for sensing the pressure level present inside the cockpit.
  • the smoke sensors 110 and the pressure sensors 112 may be mounted, for example, around the mouth and nose piece 202.
  • the smoke sensors 110 may be mounted on the oxygen regulator 104.
  • the smoke sensors 110 are explained to be mounted on the oxygen regulator 104 for the purpose of explanation and can be mounted anywhere on the aviation mask 102 or can be mounted anywhere in the cockpit for sensing the smoke in the cockpit.
  • the aviation mask 102 may include a respiratory gas inlet 204 and a respiratory gas outlet 206.
  • the respiratory gas inlet 204 and the respiratory gas outlet 206 may be connected to the mouth and nose piece 202 for inhaling the respiratory gas and exhaling the exhaled gas respectively.
  • the respiratory gas inlet 204 may include breathing rate sensors 116 (similar to as illustrated in FIG. 1 ) disposed therein for sensing a breathing rate of an aircraft crew member in the aircraft.
  • the respiratory gas outlet 206 may include carbon dioxide sensors 120 (similar to as illustrated in FIG.
  • the aviation mask 102 may include an audio input device 138, for example a microphone, attached to the mouth and nose piece 202.
  • the audio input device 138 may be inbuilt with the mouth and nose piece 202.
  • the aviation mask 102 as illustrated in FIG. 2 may include a peripheral face seal 208.
  • the peripheral face seal 208 may be fitted to the augmented reality visor 130.
  • the augmented reality visor 130 is removably attached to the aviation mask 102 with the help of coupling elements 214A and 214B.
  • the peripheral face seal 208 enables to isolate or seal off the face of the aircraft crew member from the surrounding air for protecting the face from contaminates present in air of cockpit and heat generated by fumes or smoke.
  • the peripheral face seal 208 may be made of, for example, pliable /compliant materials.
  • the peripheral face seal 208 may include a demist sensor 210, disposed thereon, for sensing the mist on the augmented reality visor 130.
  • the demist sensor 210 may be communicatively coupled to the oxygen regulator 104 for providing a feedback to the oxygen regulator 104 that there is a mist on the augmented reality visor 130 and hence demisting is needed.
  • the oxygen regulator 104 upon receiving the feedback, may perform demisting to clear mist in the augmented reality visor 130 by opening two valves 212A and 212B.
  • One valve 212A is located, for example, on the upper portion of the face seal 208 and the other valve 212B is located on the mouth and nose piece 202.
  • the valve 212B is connected to the oxygen regulator 104 to increase ventilation flow.
  • the valve 212B allows oxygen/respiratory gas in and the other valve 212A allows the air with moisture out when opened.
  • the oxygen regulator 104 may be electronically coupled to the smoke sensor 110.
  • the oxygen regulator 104 may receive output from the smoke sensor 110 and supply a respiratory gas to the aircraft crew member based on the output of the smoke sensor.
  • the respiratory gas may be supplied to the aircraft crew member via the mouth and nose piece 202.
  • the respiratory gas may be oxygen.
  • the aviation mask 102 may also include a clamping mechanism 216 for facilitating the aircraft crew member to wear the aviation mask 102.
  • the clamping mechanism 216 may be straps connected to each other in such a manner that they can be utilized for wearing the aviation mask 102.
  • the clamping mechanism 216 may be an adjustable strap or band which can be fitted around the head of the aircraft crew member to wear the aviation mask 102.
  • the aviation mask 102 may be connected to an oxygen supply source 218 through one or more supply valves 220.
  • the oxygen supply source 218 may be utilized to deliver oxygen to the aircraft crew member when there is demand for oxygen, such as during emergency mode and recirculation mode.
  • the oxygen regulator 104 may actuate the one or more valves 128 to enable flow of oxygen from the oxygen supply source 218 to the aircraft crew member through the respiratory gas inlet 204 and the mouth and nose piece 202.
  • the respiratory gas may include 100% oxygen supplied from the oxygen supply source 218.
  • the respiratory gas may include a combination of oxygen from the oxygen supply source 218 and exhaled gas by an aircraft crew member 222.
  • the aviation mask 102 may be connected to a purified air supply source 224 through the one or more supply valves 220.
  • the purified air supply source 224 may be utilized to supply purified air to the aircraft crew member when air inside the cockpit is contaminated by contaminants, such as Volatile Organic Compounds (VOC) and Carbon Monoxide (CO).
  • VOC Volatile Organic Compounds
  • CO Carbon Monoxide
  • the purified air supply source 224 may purify the air inside the cockpit to eliminate contaminants from the air and generate a purified air.
  • the purified air is then supplied to the aircraft crew member by the purified air supply source 224 through the respiratory gas inlet 204 and the mouth and nose piece 202.
  • the purified air is supplied during the dilution mode which preserves consumption of oxygen from the oxygen storage.
  • the aviation mask 102 may include a filter unit (not shown the figures) in the mouth and nose piece 202 to filter the air inside the cockpit and provide purified/filtered air to the aircraft crew member.
  • the augmented reality visor 130 enables the aircraft crew member 222 to see a switch 230 which the aircraft crew member 222 may want to activate.
  • the augmented reality visor 130 may be associated with the display computational unit 134, such as those shown in FIG. 1 , for collimating a prestored image 226 of the panel in the cockpit area.
  • a pointer 228 or a highlighter such as a circle shaped highlighted area may point towards the switch 230 in the prestored image 226 overlaid on the augmented reality visor 130 for navigating the aircraft crew member 222 to the switch 230.
  • the aircraft crew member 222 may be directed to the switch 230 using the control command selected by the aircraft crew member 222 using the microphone during the vision obscured emergency.
  • the aviation mask 102 may start functioning when it is removed from a stowage located beside a seat of the aircraft crew member 222. Further, aviation mask 102 may be wearable during entire flight time due to its light weight. Furthermore, the aviation mask 102 may be capable to operate in either emergency mode or recirculation mode or dilution mode which reduces consumption of oxygen from the oxygen storage and hence enables the aircraft crew member 222 to wear the aviation mask 102 during entire flight time without any interruption in the supply of the respiratory gas.
  • FIG. 3 is a flow diagram 300 illustrating an example method for switching between operating modes of an aviation mask and identifying objects inside the aircraft during a vision obscured emergency, in accordance with the present subject matter.
  • cockpit ambient air and health of an aircraft crew member and aircraft cockpit area are monitored.
  • the cockpit ambient air and health of the aircraft crew member is monitored for parameters that cause respiratory disorder to the aircraft crew member.
  • the aircraft cockpit area is monitored for detecting vision obscured emergencies.
  • operating modes may be switched to supply respiratory gas to the aircraft crew member upon detection of the parameters by the at least one first set of sensors.
  • the operating modes comprise a dilution mode, an emergency mode, and a recirculation mode.
  • the dilution mode, the emergency mode, and the recirculation mode may be understood as explained above.
  • a portion of the cockpit area viewed by an aircraft crew member wearing an augmented reality visor during the vision obscured emergency is detected using at least one second set of sensor.
  • the portion of the cockpit area is detected upon detection of the vision obscured emergency by the at least one first set of sensors.
  • a prestored image associated with the portion of the cockpit area is projected in front of the augmented reality visor.
  • the prestored image over the portion of the cockpit area viewed by the aircraft crew member is superimposed.
  • the superimposed prestored image is viewed by the aircraft crew member through the augmented reality visor to identify one or more objects in the portion of the cockpit area during the vision obscured emergency.

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
EP16172502.3A 2015-06-02 2016-06-01 Masque d'aviation Withdrawn EP3100768A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN2778CH2015 2015-06-02
IN4701CH2015 2015-09-04

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EP3100768A1 true EP3100768A1 (fr) 2016-12-07

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EP16172502.3A Withdrawn EP3100768A1 (fr) 2015-06-02 2016-06-01 Masque d'aviation

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3120731A1 (fr) * 2021-03-14 2022-09-16 Ertc Center Systeme d’entrainement aux risques et menaces nrbc
CN115337025A (zh) * 2022-09-21 2022-11-15 广东省第二人民医院（广东省卫生应急医院） 一种带报警功能的多床位遥测血氧系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1121959A1 (fr) * 2000-02-01 2001-08-08 Optrel Ag Dispositif de sûreté d'urgence pour aéronef
US20120160244A1 (en) * 2009-09-16 2012-06-28 Sharma Hk Anurag Adaptable oxygen regulator system and method with an electronic control device
US20140347197A1 (en) * 2011-12-16 2014-11-27 Zodiac Aerotechnics Cockpit emergency device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1121959A1 (fr) * 2000-02-01 2001-08-08 Optrel Ag Dispositif de sûreté d'urgence pour aéronef
US20120160244A1 (en) * 2009-09-16 2012-06-28 Sharma Hk Anurag Adaptable oxygen regulator system and method with an electronic control device
US20140347197A1 (en) * 2011-12-16 2014-11-27 Zodiac Aerotechnics Cockpit emergency device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3120731A1 (fr) * 2021-03-14 2022-09-16 Ertc Center Systeme d’entrainement aux risques et menaces nrbc
WO2022194696A1 (fr) * 2021-03-14 2022-09-22 Ertc Center Systeme d'entrainement aux risques et menaces nrbc
CN115337025A (zh) * 2022-09-21 2022-11-15 广东省第二人民医院（广东省卫生应急医院） 一种带报警功能的多床位遥测血氧系统

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