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专利名称：QUICK-RELEASE DEVICE发明人：Chin-Chao Chang申请号：US13214150申请日：20110819
公开号：US20120321373A1公开日：20121220
专利附图：
摘要：A quick-release device includes a shank and a flange radially extending fromone end of the shank. A ring is sleeved on the shank and engaged to the flange. A sleeveis co-axially connected and engaged to the ring. A washer is received in the sleeve. A shaftis co-axially connected to the shank and sequentially extending through the ring, the
sleeve and the washer. A pivot is transversely mounted to a distal end of the shaft andabutting the washer. A lever is pivotally mounted onto the pivot for selectively forcedlyand inwardly pushing the washer and engaged to the sleeve.
申请人：Chin-Chao Chang
地址：Taichung City TW
国籍：TW
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