| 摘要 |
<p>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).</p> |
