Mark S Sylvia

US Patent:

8267759, Sep 18, 2012

Filed:

Aug 18, 2006

Appl. No.:

11/507135

Inventors:

Timothy Edward McNulty - Dallas TX, US
Brian William Ryglewicz - New York NY, US
Mark Steven Sylvia - Westerly RI, US

Assignee:

Subduct Riser Manufacturing, Ltd. - Dallas TX

International Classification:

F24C 3/00

US Classification:

454339

Abstract:

Sub-ducts and methods of exhausting into a generally rectangular and vertical main shaft are disclosed herein. A sub-duct of one embodiment includes hollow first and second portions. The first portion presents a generally flat attaching wall, a top side that defines an opening, and a bottom side that has an aerodynamic configuration; the second portion defines an intake opening, meets with the first portion attaching wall at approximately a ninety degree angle, and has a configuration complementary to a configuration of an exhaust duct. The first and second portions collectively define a continuous channel between the intake opening and the top side opening. The first portion may have a section of generally constant cross section extending from adjacent the second portion to the top side opening, and the second portion may have a generally constant cross section extending from the intake opening to the first portion.