Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Paul Howard Wagner0
Irvan Leo Pazdernik0
Bruce Malcolm Peterson0
Bradley Jon VanderTuin0
Richard Jerome Schoeneck0
Date of Patent
September 18, 2007
0Patent Application Number
114966080
Date Filed
July 31, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A heat tunnel for applying heated air to articles enclosed in shrink-wrap film includes at least one air supply unit; a conveyor; and a heat shroud spaced from the conveyor. The air supply unit includes a source of heated air, a fan, a heated air plenum, air ducts, and a return air plenum. Multiple air supply units can be provided along the conveyor to create a heat tunnel of desired length.
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