MIDDLE ROD STRUCTURE OF AUTOMATIC UMBRELLA, UMBRELLA FRAME, AND AUTOMATIC UMBRELLA
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United States of America
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Issued Date -
Feb 20, 2020
app pub date -
Dec 17, 2018
filing date -
Dec 17, 2018
priority date (Note) -
Published
status (Latency Note)
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Abstract
Provided is an automatic umbrella. The middle rod structure comprises an outer sleeve; a movable sleeve; a first elastic element; a locating element; an adjustment element; and a long rod comprising a long rod upper end and a long rod lower end; wherein the long rod upper end is abutted against the adjustment element, and the long rod lower end is located inside the movable sleeve for limiting the first elastic element from moving along a direction perpendicular to the longitudinal direction.
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