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1. 发明公开

KR1020030007043A 풀리 유닛 无效
标题翻译： PULLEY UNIT
公开(公告)号：KR1020030007043A
公开(公告)日：2003-01-23
申请号：KR1020020039271
申请日：2002-07-08
申请人： 가부시키가이샤 제이텍트
发明人： 데라다다다히로 , 우에다미치루 , 나카가와요시타카 , 후지와라히데키 , 이치하라다카히로
IPC分类号： F16H55/36
CPC分类号： F16H55/36 , F16C19/49 , F16C33/7853 , F16C33/7889 , F16C33/7896 , F16C41/001 , F16C2361/63
摘要： PURPOSE: To prevent intrusion of foreign matter such as muddy water, even under a strict environment such as high speed car washing, in a pulley unit A equipped on auxiliary machines of an automobile. CONSTITUTION: This pulley unit is constituted of a pulley 1, a shaft body 2 disposed relatively rotatably with the pulley 1 and concentrically on the inside of the pulley 1, a one-way clutch 3 interposed into an annular space S between the pulley 1 and the shaft body 2, rolling bearings 4 and 5 adjacently provided in a shaft direction of the one-way clutch 3 in the annular space S, inside annular seals 61 and 62 provided on the outside of the rolling bearings 4 and 5 to seal the annular space S, and an outside annular seal 8 provided on the outside of the inside annular seals 61 and 62 to seal the annular space S. In the outside annular seal 8, a lip 8b in provided at a tip, a base end part 8a is fixed to either one of an inner peripheral surface of the pulley 1 or an outer peripheral surface of the shaft body 2, and the lip 8b is brought into contact with the other.
摘要翻译：目的：即使在高速洗车等严格环境下，也可以在配备有汽车辅机的滑轮单元A中，防止异物如泥水等的侵入。构成：该滑轮单元由滑轮1，与滑轮1相对旋转地配置并同心地配置在滑轮1的内侧的轴体2构成，该单向离合器3插入在滑轮1与滑轮1之间的环状空间S中轴体2，在环状空间S中沿单向离合器3的轴向相邻设置的滚动轴承4和5，设置在滚动轴承4和5的外侧的环形密封件61和62内部，以密封环形空间S和设置在内部环形密封件61和62的外侧上以密封环形空间S的外部环形密封件8.在外部环形密封件8中，设置在尖端处的唇部8b，基部端部8a是固定在滑轮1的内周面或轴体2的外周面中的任一个上，并且唇部8b与另一个接触。

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