MULTI-FOLDED FULL-AUTOMATIC OPENING-CLOSING UMBRELLA
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United States of America Patent
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Jun 24, 2014
Grant Date -
Jul 3, 2014
app pub date -
Jul 1, 2011
filing date -
Jul 1, 2011
priority date (Note) -
Granted
status (Latency Note)
Importance
Abstract
A multi-folded full-automatic opening-closing umbrella comprises a frame, cloth, a middle rod set, an upper nest, a lower nest, a handle, an umbrella opening/closing transformation ratio mechanism disposed in the middle rod set, and an umbrella opening/closing driving mechanism disposed in the handle and the middle rod set. The umbrella opening/closing driving mechanism drives the middle sleeve of the middle rod set to move up and down relative to the inner sleeve, and linkage opening/closing functions of the sleeves of the middle rod set and the cloth are realized at the same time.
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