NOZZLE STRUCTURE AND ROTARY MACHINE
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United States of America Patent
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app pub date -
Dec 24, 2014
filing date -
Dec 24, 2014
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Abstract
A nozzle structure is provided between a rotor configured to rotate about an axis and a casing configured to surround the rotor from an outer peripheral side thereof. The nozzle structure includes an outer ring disposed inside the casing; a nozzle provided at an inner radial side of the outer ring; a labyrinth seal including a plurality of fins arranged in a direction of the axis and provided between an inner peripheral surface of the nozzle and an outer peripheral surface of the rotor; and an elastic member provided between the nozzle and the labyrinth seal.
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