Plumber's heat shield
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United States of America Patent
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Sep 5, 2017
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N/A
app pub date -
May 17, 2012
filing date -
May 25, 2011
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Abstract
A plumber's heat shield comprises an arcuate preferably metallic shell attached to a spring-clamp by means of an obedient shaft which enables the heat shield to be moved to any position relative to the spring-clamp. The arcuate shell is preferably formed from aluminum or other material having high infrared reflectivity. The obedient shaft is preferably formed from helically-wound steel spring outer sheath surrounding a ductile copper wire core. The spring steel outer sheath prevents the ductile copper wire core from being bent at too sharp of a radius (which would cause the ductile core to work-harden and fracture) while at the same time protecting the ductile copper wire core from the open-flame of the soldering torch.
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