The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 23, 2001

Filed:

Oct. 25, 2000
Applicant:
Inventors:

Hiroyuki Kitani, Saitama, JP;

Yoshinori Nakagawa, Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02G 3/00 ;
U.S. Cl.
CPC ...
F02G 3/00 ;
Abstract

An exhaust gas released from the exhaust gas heat exchanger,is conveyed into the inlet of a bend,communicated to a silencer,. The exhaust gas mixed with the condensed water is upwardly passed as a mixture fluid through a passage,and forced into a first expansion chamber,. The mixture fluid is separated into the exhaust gas and the condensed water in the chamber,and conveyed downwardly in a passage,provided with a second expansion chamber,. While the exhaust gas is forced upwardly from the lower end of the silencer,, the condensed water is discharged downwardly. The condensed water is conveyed in the drain passage of a waster water trap and released to the outside.


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