Patent ID: 9301581
Filing Date: 2016-04-05
CPC Classification: A45B

Claim Text:
1. An umbrella with a canopy rotating function, the automatic umbrella comprising: a central shaft, which is a hollow structure and has an axis extending in a longitudinal direction; an upper nest assembly, which is fixedly mounted on a top end of the central shaft, and comprises an upper nest body, a fastener and a movable upper nest, wherein the upper nest body is hollow tubular and fit with and connected to the central shaft, two ends of the upper nest body have a first pivot portion and a first engagement portion, respectively, the fastener is combined with the upper nest body, two ends of the fastener have a second pivot portion and a projection, respectively, the second pivot portion and the first pivot portion are correspondingly combined with each other, a first embedding portion is disposed between the projection and the first pivot portion, the movable upper nest has a second embedding portion correspondingly rotatably fitting with the first embedding portion, so that the movable upper nest rotates about the axis and relatively to the central shaft; a lower nest assembly, which is movably disposed on the central shaft, and comprises a pulley seat, a lower nest body and a movable lower nest, wherein the pulley seat is hollow tubular and has a fitting portion, two ends of the pulley seat have a second engagement portion correspondingly engaging with the first engagement portion, and a first connection portion, respectively, the lower nest body is connected to the pulley seat, and has a second connection portion correspondingly combined with the first connection portion, and the movable lower nest is rotatably fit with the fitting portion, so that the movable lower nest rotates about the axis and relatively to the central shaft; and a canopy unit, which has a plurality of ribs connected between the movable upper nest and the movable lower nest, and a canopy covering over the ribs, wherein in an opened state, the canopy unit links with the movable upper nest and the movable lower nest, so that the movable lower nest and the movable upper nest synchronously rotate relatively to the central shaft.