Invention Grant
US07992582B2 Umbrella and umbrella canopy 有权
伞伞伞

Umbrella and umbrella canopy
Abstract:
An umbrella having a central shaft, a spindle slidably disposed on the shaft, a first plurality of radially extending ribs hingedly attached to the shaft, a second plurality of radially extending ribs secured at first ends thereof to the spindle and secured at second ends thereof to respective ones of the first plurality of ribs and an umbrella canopy supported by the first plurality of ribs, the canopy secured to the first ends of the first plurality of ribs adjacent to the second end of the central shaft and secured to the second ends of the second plurality of ribs at an outer perimeter of the canopy, wherein the canopy includes one or more single-canopy umbrella panels, and one or more double-canopy umbrella panels and wherein the double-canopy umbrella panels includes an upper canopy and a lower canopy, and wherein only the lower canopy is secured directly to the ribs.
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