Patents by Inventor Yau Wai Howard Chan

Yau Wai Howard Chan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20150096602
    Abstract: An umbrella includes a shaft, a sliding assembly, a canopy support rod, a connector rod, and a canopy. The sliding assembly is sleeved over the shaft in a slidable manner, the sliding assembly includes an upper sliding part, a lower sliding part, and a centre sliding part, the upper sliding part is connected to the lower sliding part, and the centre sliding part is located therebetween. A first end of the connector rod is connected to the centre sliding part in a hinged manner, and a second end of the connector rod is connected, in a hinged manner, to a sliding connection assembly disposed on the canopy support rod; the canopy is disposed on the canopy support rod. When the umbrella is closed, a wet surface of the canopy is folded inwards to the shaft, and the canopy support rod is turned outwards to be folded to the shaft.
    Type: Application
    Filed: August 27, 2014
    Publication date: April 9, 2015
    Inventor: Yau Wai Howard Chan