摘要:
The invention relates to a passenger service unit (PSU) (1) for use in an aircraft, comprising a reading light (20) having a light source (21) and a reflector (22) partially enclosing the light source (21), and an emergency oxygen supply device comprising an oxygen source (51), a starter unit (52) for releasing oxygen flow from said oxygen source (51) to an oxygen mask, a control unit (53) for controlling oxygen flow rate from said oxygen source (51) to said oxygen mask and an electrical energy storage device like a rechargeable battery pack (55) or a condensator, for providing electrical energy to said control unit (53) and/or said starter unit (52). According to the invention, the PSU (1) comprises an energy harvesting unit adjacent to or integrated into said reflector (22) of said reading light (20) wherein said energy harvesting unit (60) is electrically connected to said electrical energy storage device (55).
摘要:
The invention relates to a passenger service unit (1, 101, 201) for an aircraft, comprising at least one light source (2, 102, 202) and at least one passenger air supply device (4, 104, 204). According to the invention the passenger air supply device (4, 104, 204) is adapted for applying a flow of air (22, 122, 124, 222) to the light source (2, 102, 202). Furthermore it relates to a method for providing light and fresh air to passenger of an aircraft by providing an air flow (22, 122, 124, 222) from an air supply device (4, 104, 204) and light from a light source (2, 102, 202) to the passenger. The method comprises applying an air flow (22, 122, 222, 124) from said passenger air supply device (4, 104, 204) to said light source (2, 102, 202) for cooling the light source by means of convection. Furthermore the invention relates to a method for assembling a passenger service unit and to an aircraft.
摘要:
The present invention relates to a circuit for supplying a respiratory gas to an aircraft passenger comprising a pressurized source (1) of the respiratory gas, a respiratory mask (17) for the aircraft passenger, and a supply line (12) coupled between the pressurized source (1) and the respiratory mask (17) for supplying the respiratory gas from the pressurized source (1) to the respiratory mask (17). In order to reduce the weight of the circuit, the pressurized source (1) comprises a pressure regulating unit coupling the pressurized source (1) to the supply line (12), wherein the pressure regulating unit comprises a valve body (15) being movable from a sealing position to a regulating position range and a motor unit (6, 8) for regulating the pressure of the respiratory gas supplied to the supply line (12) by moving the valve body (15) within the regulating position range, wherein, when the valve body (15) is in the sealing position, the pressurized source (1) is sealed, and, when the valve body (15) is in the regulating position range, the pressurized source (1) is adapted for supplying the respiratory gas to the supply line (12).
摘要:
The invention relates to a mask for an oxygen breathing device. The mask according to the invention allows to supply oxygen in a first phase of an inspiration cycle and to supply ambient air in a second phase of said inspiration cycle. By this, elongated duration of oxygen supply is achieved since no oxygen is wasted for gas transport within the alveolar system of the person supplied with oxygen.
摘要:
The invention relates to an oxygen breathing device, in particular for providing oxygen to passengers or crew of an aircraft, the device comprising an oxygen source, wherein oxygen is stored, in particular in chemically bound form or compressed form, an oxygen guiding device for guiding oxygen from the oxygen source to a person, and a control unit for controlling pressure and/or flow rate of the oxygen flowing through the guiding device. According to the invention, an improved oxygen breathing device is provided having an energy conversion and supply device which is adapted to convert energy stored or produced within the oxygen breathing device into an energy required by the control unit, and to provide said energy required by the control unit to the control unit.
摘要:
The invention relates to a chemical oxygen generator for an emergency oxygen supply device in an aircraft, said generator comprising a housing,a solid chemical substance comprising oxygen in chemically bound form arranged inside said housing and extending along a longitudinal axis of said housing, a starter unit positioned adjacent to said chemical substance, said starter unit being adapted to provide energy to said chemical substance for initiating a chemical reaction of said solid chemical substance producing gaseous oxygen, an outflow port in said housing being in fluid communication with said chemical substance. According to the invention said solid chemical substance extends from a starter region adjacent to the starter unit to an end region, wherein the contour length to surface ratio of a cross section of said chemical substance in said starter region is larger than the contour length to surface ratio of a cross section of said chemical substance in the end region.
摘要:
The invention relates to a regulation device for a source of breathable gas, comprising a reaction medium (9) adapted to perform an exothermic reaction for the production of breathable gas, the reaction medium (9) surrounding an interior reaction volume (10) having a breathable gas outlet (13). The invention further relates to a chemical oxygen generator system for the provision of breathable gas in an aircraft as well as to a method for regulating a source of breathable gas comprising the step of initiating an exothermic reaction of a reaction medium (9) for the production of breathable gas, the reaction medium (9) surrounding an interior reaction volume (10) having a breathable gas outlet (13), wherein the breathable gas is flowing through the breathable gas outlet (13).
摘要:
Emergency oxygen device for aircraft passengers comprising an oxygen source (10), an activation unit, at least an oxygen mask (20) and a mechanical activation assembly for activating the activation unit. According to the invention the activation unit is activated by a mechanical force exerted onto an activation element of the activation unit and the mechanical activation assembly comprises for each oxygen mask (20) a first mechanical connection (22) from the activation element to a fixation element (30) releasably mounted to said emergency oxygen device and a second mechanical connection (21) from said fixation element (30) to said oxygen mask (20).
摘要:
The invention relates to an aircraft passenger emergency oxygen supply device comprising an oxygen mask having a mask body with a first opening for covering mouth and/or nose of the passenger, a second opening connecting said first opening with a source of oxygen, a passenger service unit, a connecting line fixed to the oxygen mask body at one end and having a coupling at the other end for coupling said line to the passenger service unit wherein a chemical reaction component is comprised in the oxygen mask.