Alignment tool for positioning and aligning tubular sections
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United States of America Patent
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Jun 27, 2017
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N/A
app pub date -
Aug 4, 2015
filing date -
Aug 4, 2015
priority date (Note) -
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Abstract
An alignment tool for positioning and aligning the adjacent ends of pipes in optimum desired relation for joining the tubular sections by welding. The alignment tool comprises a first and second annularly shaped clamping rings and a plurality of swivel assemblies connecting and circumferentially spaced about the first and second clamping rings, wherein the swivel assemblies adjust the distance between the first and second clamping rings and adjust the first and second clamping rings transversely and axially with respect to each other. Each swivel assembly comprises a first swivel portion connected to the first clamping ring, a second swivel portion connected to the second clamping ring, and a threaded bolt extending through the first swivel portion and the second swivel portion. The first swivel portion comprises an axel alignment swivel including a longitudinal shaft with a first partial spherical portion at its center, wherein the first partial spherical portion is retained within a bore extending through the first clamping ring. The second swivel portion comprises a second partial spherical portion that is retained within a bore extending through the second clamping ring.
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