Patents by Inventor Chadi Theodossy

Chadi Theodossy 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).

  • Airflow flapper valve
    Patent number: 6705833
    Abstract: A blower apparatus includes a blower housing having at least one airflow channel. A flexible sheet having at least one flap is coupled to the blower housing such that the flap overlaps the channel to form a one-way valve. A plurality of flaps may be positioned over a plurality of channels to form a blower apparatus with a plurality of one-way valves. The flexible sheet may include mounting features such as holes to facilitate assembly. For example, in one embodiment, the flexible sheet is pressed onto a plurality of pegs residing on the blower housing such that the holes receive the pegs. In another embodiment, the flexible sheet is pressed onto a plurality of pegs residing on an exhaust cover that is subsequently attached to the blower housing.
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: March 16, 2004
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Victoria Tsang Tam, Chadi Theodossy, Kenneth K. Tang, Richard B. Nelson, Paul W. Barrows
  • Airflow flapper valve
    Publication number: 20030091433
    Abstract: A blower apparatus includes a blower housing having at least one airflow channel. A flexible sheet having at least one flap is coupled to the blower housing such that the flap overlaps the channel to form a one-way valve. A plurality of flaps may be positioned over a plurality of channels to form a blower apparatus with a plurality of one-way valves. The flexible sheet may include mounting features such as holes to facilitate assembly. For example, in one embodiment, the flexible sheet is pressed onto a plurality of pegs residing on the blower housing such that the holes receive the pegs. In another embodiment, the flexible sheet is pressed onto a plurality of pegs residing on an exhaust cover that is subsequently attached to the blower housing.
    Type: Application
    Filed: November 15, 2001
    Publication date: May 15, 2003
    Inventors: Victoria Tsang Tam, Chadi Theodossy, Kenneth K. Tang, Richard B. Nelson, Paul W. Barrows