| 摘要 |
PURPOSE: A seat for a vehicle is provided to regulate power of a cushion for each part of the seat by selectively injecting or taking out the air into/from each chamber by a control signal of a control unit, to continuously hold the cushion power, and to control the cushion power for a specific part of the seat according to body shapes of passengers. CONSTITUTION: A seat(100) for a vehicle is composed of a seat cushion(40), a seat back(30), and an air cushion(50) disposed at the seat cushion or the seat back to supply the power of the cushion. The air cushion comprises a plurality of chambers(50a) into which the air is injected. Air ducts(60) receiving the air from a pneumatic cylinder(70) are connected to each chamber. A control valve(65) is installed at the air duct to selectively inject the air into each chamber and opened and closed selectively according to a control signal of a control unit(80).
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