Backer rod installation tool
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United States of America Patent
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Aug 18, 2015
Grant Date -
N/A
app pub date -
Jun 10, 2014
filing date -
Jun 10, 2014
priority date (Note) -
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Abstract
A tool for installing a length of backer rod, the backer rod being sized for insertion into a contraction joint within a concrete slab, the tool including a first carriage; a plurality of wheels mounted upon the carriage, the wheels being arranged for facilitating rolling motion of the first carriage along the contraction joint; a second carriage sized for suspension beneath the first carriage; a plurality of backer rod depressing disks including a frontmost disk, each disk being mounted rotatably upon the second carriage; jack screw disk positioners interconnecting the carriages and being adapted for, upon the rolling motion along the contraction joint, downwardly extending the disks into the contraction joint; a backer rod guide tube connected to the first carriage and being adapted for continuously positioning the length of backer rod beneath the disks; and a handle connected operatively to the first carriage.
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