【課題】潤滑流体の漏洩を有効に防止できる流体軸受ユニットの提供。 【解決手段】本発明による流体軸受ユニットは、収納空間が画成され且つ第一端部に開口が形成されたハウジングと、該ハウジング内に収納された軸受と、潤滑流体と、前記ハウジングの第一端部の前記軸受より上部に収納された密封カバーと、及び前記軸受の軸孔に回転自在に挿入された回転軸と、を含む、前記軸受の端部と前記密封カバーとの間に潤滑流体を貯蔵するための第1の空間が画成され、前記回転軸と前記密封カバーとの間に抜け止め構造が形成される。 【選択図】図3
PROBLEM TO BE SOLVED: To provide a fluid bearing unit capable of effectively preventing leakage of lubricating fluid. SOLUTION: This fluid bearing unit is provided with a first space including a housing provided with a receiving space and opened at its first end portion, a bearing received in the housing, the lubricating fluid, a sealing cover received at an upper portion with respect to the bearing, of the first end portion of the housing, and a rotating shaft rotatably inserted into a shaft hole of the bearing, and storing the lubricating fluid between an end portion of the bearing and the sealing cover, and a retaining structure is formed between the rotating shaft and the sealing cover. COPYRIGHT: (C)2007,JPO&INPIT




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