Dual direction-swinging device for an umbrella
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United States of America Patent
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Jul 13, 2004
Grant Date -
N/A
app pub date -
Mar 21, 2003
filing date -
Mar 21, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A dual direction-swinging device for an umbrella, which comprises a hollow shaft, rib and an umbrella panel mounted onto the top of the rib, characterized in that the shaft is provided with a rolling device interlinked to the rib and the direction-swinging device having a seat, a swinging head and a triggering mechanism, the trigger device is within the seat and has two fixing plates having a first fixing hole and a second fixing hole, a worm gear having two ends mounted with a pivot shaft mounted the two fixing plate to the first fixing hole; a worm gear with a wheel shaft having a lathering face, the tangential face of the hole is corresponding to the lathering face for mounting, an umbrella shape gear is coupled to the lower section of the conic shape gear to receive the rotating force transmitted from the rolling device, the worm gear and the umbrella gear are coupled, and the umbrella gear and the gear section at the bottom end of the swinging head are coupled so that the umbrella panel can be adjusted to swing in all direction.
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