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.
Patent No.:
Date of Patent:
Aug. 30, 1994
Filed:
May. 05, 1993
Applicant:
Inventor:
Herbert E Smith, Sumter, SC (US);
Assignee:
AOS Holding Company, Milwaukee, WI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24H / ;
U.S. Cl.
CPC ...
122 14 ; 126312 ; 454259 ; 454275 ;
Abstract
A water heater comprising a tank defining a water chamber, a combustion chamber for heating water in the water chamber, and a combustion air inlet pipe including an outlet end communicating with the combustion chamber. The inlet pipe also includes an inlet end having a longitudinal axis, and a plate in the combustion air inlet pipe adjacent the inlet end, which plate extends outwardly of the inlet end along the longitudinal axis.