发明名称 Structure four-section umbrella framework with attachable flexible frame member
摘要 An improved four-section umbrella framework is provided. The framework includes an attachable flexible frame member having a small slot in the main frame member of the umbrella framework. A connector is positioned inside the main frame member such that the latch ring of the connector protrudes through the small slot on the main frame member and provides for the simple attachment of a hook formed at the end of a flexible frame member to form a secure and practical hook joint.
申请公布号 US5472006(A) 申请公布日期 1995.12.05
申请号 US19940214492 申请日期 1994.03.18
申请人 KUO, CHENG M. L.;WANG, SHEN H. 发明人 KUO, CHENG M. L.;WANG, SHEN H.
分类号 A45B19/10;A45B19/12;(IPC1-7):A45B19/00 主分类号 A45B19/10
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