发明授权
US08950417B2 Articulating pole hub for a collapsible shelter and method of forming a collapsible shelter 有权
用于可折叠避难所的铰接杆座和形成可折叠避难所的方法

Articulating pole hub for a collapsible shelter and method of forming a collapsible shelter
摘要:
A pole hub for a collapsible shelter, such as a tent, canopy, or sun-shade is configured and adapted to connect at least two pairs of poles to each other in manner such that the pairs of poles are able to pivot relative to each other about an axis, while each pair of poles remains generally rigid.
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