Strip drying or curing oven
First Claim
Patent Images
1. A curing or drying oven for a continuous strip comprising:
- an elongated oven chamber having walls curved in transverse cross section;
means for passing a coated strip through the oven from the entrance end to the exit end;
means for circulating heated air within the oven for heating the coated strip; and
means for spraying cleaning solution inside the oven for cleaning the oven.
2 Assignments
0 Petitions
Accused Products
Abstract
An oven for drying and curing a film of paint, ink, or the like on a continuous strip of metal has a non-rectangular, and preferably oval, elongated oven chamber without sharp internal corners. By avoiding sharp corners in the oven, air flow is more uniform and deposits of condensed fumes are minimized. In some embodiments no internal bracing structure required. The absence of internal structure is permitted by the oven'"'"'s walls, oval shaped in transverse cross section, which result a naturally self supporting structure. Cleaning nozzles may be provided for washing the inside of the oven without need for people to enter the oven.
13 Citations
17 Claims
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1. A curing or drying oven for a continuous strip comprising:
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an elongated oven chamber having walls curved in transverse cross section; means for passing a coated strip through the oven from the entrance end to the exit end; means for circulating heated air within the oven for heating the coated strip; and means for spraying cleaning solution inside the oven for cleaning the oven. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An elongated strip drying or curing oven comprising:
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an oven shell having a generally oval transverse cross section; means for supporting the shell along its length so that an upper portion of the shell forms an arch; means for passing a continuous strip longitudinally through the shell; means for circulating heated air within the oven for heating such a strip; and means for spraying cleaning solution inside the oven for cleaning the oven. - View Dependent Claims (8)
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9. A curing or drying oven for a continuous strip comprising:
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an elongated oven chamber having a non-rectangular transverse cross section without sharp internal corners; means for passing a coated strip through the oven from the entrance end to the exit end; means for circulating heated air within the oven for heating and coated strip; and means for spraying cleaning solution inside the oven for cleaning the oven. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. An elongated strip drying or curing oven comprising:
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an elongated oven shell having an entrance and an exit at opposite ends; means for passing a continuous strip longitudinally through the shell between the entrance and the exit; means for circulating heated air within the oven for heating such a strip; and means for spraying cleaning solution inside the oven for cleaning the oven.
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Specification