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Patent Searching and Data


Title:
MULTISTAGE GAS FURNACE HAVING SPLIT MANIFOLD
Document Type and Number:
WIPO Patent Application WO/2010/017345
Kind Code:
A3
Abstract:
A heating apparatus for a heat exchanger system includes a manifold having a plurality of burners, a shutoff valve, a first controller and a second controller. The shutoff valve divides the manifold into a first manifold portion and a second manifold portion. The first controller selectively controls the communication of a fluid within the manifold. The second controller selectively actuates the shutoff valve between a first position and a second position to control a firing rate of the plurality of burners.

Inventors:
VIDETO BRIAN D (US)
BUSSJAGER RUDDY C (US)
Application Number:
PCT/US2009/052928
Publication Date:
April 15, 2010
Filing Date:
August 06, 2009
Export Citation:
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Assignee:
CARRIER CORP (US)
VIDETO BRIAN D (US)
BUSSJAGER RUDDY C (US)
International Classes:
F23D14/46; F23K5/00; F23N1/00; F23R3/28
Foreign References:
JP2001107140A2001-04-17
JPH06347010A1994-12-20
JPS5986805A1984-05-19
JPH0328624A1991-02-06
Attorney, Agent or Firm:
BARRETT, Todd, W. (Gaskey & Olds400 W. Maple Road,Suite 35, Birmingham MI, US)
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