Pulley system for patio umbrella
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 16, 2001
Grant Date -
N/A
app pub date -
Sep 10, 1999
filing date -
Sep 10, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A patio umbrella has a pole that has an opening extending therethrough. The patio umbrella has a plurality of ribs for supporting and umbrella covering, and a runner adapted to slide along the pole and coupled to the ribs. The patio umbrella further includes a pulley system that has a first pulley member secured to a first side of the pole, a second pulley member coupled to the runner on the first side of the pole, a wheel positioned inside the opening of the pole, and a pulley rope. The pulley rope has a first end secured to the second pulley member and passes through the first and second pulley members, and then through the wheel inside the opening of the pole, to a free end that is positioned on a side of the pole that is opposite to the first side.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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