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:
Jun. 28, 1977
Filed:
Sep. 08, 1975
Applicant:
Inventors:
David E Johnson, Minneapolis, MN (US);
Terrance E Polsfuss, Clear Lake, MN (US);
Assignee:
Despatch Industries, Inc., Minneapolis, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F27B / ;
U.S. Cl.
CPC ...
432200 ; 34191 ; 432205 ;
Abstract
A convection oven of the rack type for treating goods, e.g., baking bread, including a rotating duct which sequentially delivers heated air to a series of ducts which distribute the heated air across the oven chamber according to a flow pattern which provides uniform treatment of the goods while maintaining the goods and the rack stationary with respect to the oven chamber.