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:
Feb. 06, 2001
Filed:
Nov. 12, 1999
Applicant:
Inventor:
Sven Lindberg, Degerfors, SE;
Assignee:
SL Varmeekonomi, Degerfors, SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F27B 1/504 ;
U.S. Cl.
CPC ...
F27B 1/504 ;
Abstract
A heating device for burning fuel pellets (,) having a spherical combustion area (,), the surrounding wall of which is perforated (,), is disclosed. The combustion area (,) is surrounded concentrically by a wall(,) having perforations (,) and is spaced from the wall (,) of the combustion chamber. The space between the two walls (,and,) is utilized to hold the fuel pellets which are ignited by a heated medium directed from the outside towards both the walls (,and,).