Pipes and tubular conduits – Flexible – Distinct layers
Reexamination Certificate
2006-03-22
2008-10-14
Hook, James F (Department: 3754)
Pipes and tubular conduits
Flexible
Distinct layers
C138S143000, C138S146000, C029S527100
Reexamination Certificate
active
07434599
ABSTRACT:
A hose and a method of producing the same. The hose includes a tubular resin inner layer, a metal plating layer formed on an outer peripheral surface of the resin inner layer, and a resin outer layer formed on an outer peripheral surface of the metal plating layer, wherein a chromium oxide film is formed on the outer peripheral surface of the resin inner layer and a metal film is formed on an outer peripheral surface of the chromium oxide film between the resin inner layer and the metal plating layer and the metal plating layer is formed on an outer peripheral surface of the metal film. Further, a chromium oxide film is formed between the metal plating layer and the resin outer layer.
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Hook James F
Tokai Rubber Industries Ltd.
Westerman Hattori Daniels & Adrian LLP
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