Helical Support and Method for the Production Thereof
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United States of America Patent
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Issued Date -
Sep 20, 2007
app pub date -
Mar 7, 2007
filing date -
Mar 16, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A helical support for radially supporting an elastically expanded insulating tube includes an extruded body consisting of a plurality of windings extending substantially parallel to each other. Each of the windings is at least partially connected at lateral edges thereof in a longitudinal direction of the helical support. The lateral edges are separably connected by at least one laser weld seam.
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