US Patent 7621505 Line runner for conduit
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Patent Citations Received
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Patent Inventor Names
James C. Hamrick0
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Patent abstract
A carrier for pulling line through conduit, the carrier or line runner being an inflatable plastic sleeve that is closed at one end with gusset openings at the other end through which a line may pass and be tied to itself so that when the line runner is placed in a conduit with its closed end in the direction of travel, the application of lower pressure at the closed end will cause the sleeve to inflate and be propelled in the direction of the lower pressure pulling the line with it.
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US Patent 07621505 Line runner for conduit US Patent 7621505 Line runner for conduit
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Patent Number
076215050
Patent Number
76215050
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Official Website
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Patent Jurisdiction
Patent Number
076215050
Date of Patent
November 24, 2009
0Patent Application Number
117121690
Date Filed
February 28, 2007
0Official Website
Patent Primary Examiner
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US Patent 07621505 Line runner for conduit
Infobox
Is a
Patent jurisdiction
Patent number
07621505
Date of patent
November 24, 2009
Patent application number
11712169
Date Filed
February 28, 2007
Patent primary examiner
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