Method for repairing structural cracks

A crack repair method includes forming a pair of holes into a surface of a structural workpiece on opposite sides of the crack, forming a slot into the surface of the structural workpiece to connect the holes on opposite sides of a crack, installing the cammed drawbolt assembly into the holes and sl...

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Main Author Keller, Jeffrey Stanley
Format Patent
LanguageEnglish
Published 07.04.2009
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Abstract A crack repair method includes forming a pair of holes into a surface of a structural workpiece on opposite sides of the crack, forming a slot into the surface of the structural workpiece to connect the holes on opposite sides of a crack, installing the cammed drawbolt assembly into the holes and slot, drawing said crack closed by actuating the cammed drawbolt assembly into a closed position and securing the drawbolt into the closed position.
AbstractList A crack repair method includes forming a pair of holes into a surface of a structural workpiece on opposite sides of the crack, forming a slot into the surface of the structural workpiece to connect the holes on opposite sides of a crack, installing the cammed drawbolt assembly into the holes and slot, drawing said crack closed by actuating the cammed drawbolt assembly into a closed position and securing the drawbolt into the closed position.
Author Keller, Jeffrey Stanley
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References Pitzer (3192820) 19650700
Reed (6725518) 20040400
Carroll (408080) 18890700
Reed (4662806) 19870500
Grady et al. (6901758) 20050600
Reed (4845828) 19890700
Harris (3561094) 19710200
Pitzer (3709088) 19730100
Feirer, John; Tatro, Earl, Machine Tool Metalworking, 1961, McGraw Hill Book Company, 139*.
Casazza (4824279) 19890400
Ebel, Ulrich, Grinding Hog and Cob Mills, Jan. 8, 2005, http://webdustrial.com/nwmw/HogMill.html.
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Snippet A crack repair method includes forming a pair of holes into a surface of a structural workpiece on opposite sides of the crack, forming a slot into the surface...
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Title Method for repairing structural cracks
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