Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Reexamination Certificate
2007-10-23
2007-10-23
Pelham, Joseph (Department: 3742)
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
C099S475000, C126S02100R
Reexamination Certificate
active
10808025
ABSTRACT:
A baking oven and a method of operating a baking oven, in particular a shop baking oven, having a baking chamber, in which the goods to be baked can be accommodated has at least one heating system (09) for heating air circulating in the baking chamber (03) and has at least two fans (10, 11) for circulating the air in the baling chamber (03). During a baking operation, at least one co-rotating phase (P1, P3) is provided during which the fans (10, 11) are driven to rotate in the same direction. In addition, at least one contra-rotating phase (P2, P4) during which the fans (10, 11) are driven to operate in the opposite direction is also provided during the baking operation.
REFERENCES:
patent: 6545251 (2003-04-01), Allera et al.
patent: 6943321 (2005-09-01), Carbone et al.
patent: 2006/0006163 (2006-01-01), Carbone et al.
patent: 87 03 666 (1987-06-01), None
patent: 291 686 (1991-07-01), None
Leppich Peter
Pittroff Martin
Schmitt Mathias
McGlew & Tuttle P.C.
MIWE Michael Wenz GmbH
Pelham Joseph
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