Patents by Inventor Wong Tin Cheung

Wong Tin Cheung 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).

  • Dust arrester and method for removing dust particles from air
    Patent number: 8523987
    Abstract: A dust arrester includes a housing with air inlet and air outlet, wherein the ambient air containing dust particles can be introduced into the housing via the air inlet and discharged from the housing via the air outlet. The dust arrester further includes a water trough placed in the bottom of the housing and a chaos effect generator including a nozzle and a material. The nozzle can spray water supplied from the water trough. The water sprayed interacts with the material to generate a chaos condition, so that the dust particles can be removed from the introduced air under the chaos condition.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: September 3, 2013
    Assignee: Yau Lee Innovative Technology Limited
    Inventor: Wong Tin Cheung
  • DUST ARRESTER AND METHOD FOR REMOVING DUST PARTICLES FROM AIR
    Publication number: 20110136214
    Abstract: A dust arrester includes a housing with air inlet and air outlet, wherein the ambient air containing dust particles can be introduced into the housing via the air inlet and discharged from the housing via the air outlet. The dust arrester further includes a water trough placed in the bottom of the housing and a chaos effect generator including a nozzle and a material. The nozzle can spray water supplied from the water trough. The water sprayed interacts with the material to generate a chaos condition, so that the dust particles can be removed from the introduced air under the chaos condition.
    Type: Application
    Filed: December 9, 2010
    Publication date: June 9, 2011
    Inventor: Wong Tin Cheung