专利名称：Ba coupling structure of a height
老有所乐adjustable chair
发明人：Hsien-Yan Cheng
申请号：US11078444
申请日：20050314
公开号：US20060214489A1
公开日：
田弘正
20060928
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公开反义词
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摘要：A ba coupling structure of a height adjustable chair, using a sleeve to connect an oil cylinder and a foot support of a height adjustable chair, the sleeve and the oil cylinder can be tightly embedded together by taking the advantages of having slightly
different taper sizes and different elasticity of materials, and the sleeve is coupled with the foot support by a screwing ba structure which can be dismantle, so the prent invention not only can enhance the speed of the replacing the ud oil cylinder, but also can protect the foot support from being damaged and allow a reduction in rvice cost of the height adjustable chair.
明代瓷器申请人：Hsien-Yan Cheng
地址：Yunlin Hsien TW
国籍：TW
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