Multi-fold evaginable umbrella skeleton

The utility model discloses a skeleton of a multiple outer fold umbrella, which comprises a long groove, a short groove, short ribs, a main groove, a pull wire, an umbrella rib joint and tail ribs, wherein the main groove and the tail ribs are connected by the umbrella rib joint, one end of the pull...

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Bibliographic Details
Main Author TIANCAI ZHAO
Format Patent
LanguageEnglish
Published 16.08.2006
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Summary:The utility model discloses a skeleton of a multiple outer fold umbrella, which comprises a long groove, a short groove, short ribs, a main groove, a pull wire, an umbrella rib joint and tail ribs, wherein the main groove and the tail ribs are connected by the umbrella rib joint, one end of the pull wire is pivoted on the long groove, the other end is pivoted on a pivoting hole on one side of the umbrella rib joint and the pivoting hole of the long groove pivoted and connected the pull wire is a long hole. Thus, a pivoting point of the pull wire can slide to a best position in the long pivoting hole of the long groove when the umbrella skeleton is opened or retracted, the length of the pull wire can be extended correspondingly for making the pull wire adapt to the travel range during the opening or the retraction of the utility model and the length of the pull wire can be short for improving the defect of the long pull wire.
Bibliography:Application Number: CN2005260592U