Umbrella
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United States of America Patent
Stats
-
May 25, 1993
Grant Date -
N/A
app pub date -
Sep 9, 1991
filing date -
Sep 9, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An umbrella comprises a foldable frame and a web provided having a substantially circular central portion and a substantially annular skirt portion continuous with the central portion. The frame comprises a rigid support shaft, a plurality of ribs pivotably attached to the support shaft at one end thereof, a runner element slidably attached to the shaft, and a plurality of stretcher arms each pivotably fastened at one end to the runner element and at an opposite end to a respective one of the ribs. In addition, the frame includes a plurality of skirt support members each pivotably attached to a free end of a respective one of the ribs, and a plurality of pulling members each pivotably attached at one end to a respective one of the stretcher arms and at an opposite end to a respective one of the skirt support members. The skirt portion of the cover or web is fastened to the skirt support members.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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