METHOD FOR INJECTING VISCOUS MATERIAL IN GAP BETWEEN PIPE AND ROD MATERIAL

PROBLEM TO BE SOLVED: To provide an injection method capable of efficiently injecting viscous material in a gap between a pipe and a rod material constituting a PC steel rod unit or the like and improving workability. SOLUTION: A solid PC steel rod 102 is inserted in a hollow PC steel rod 101 while...

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Bibliographic Details
Main Authors YOKOTA TSUTOMU, OKA KAZUTOMI, MIZOGUCHI SHIGERU
Format Patent
LanguageEnglish
Published 18.04.2000
Edition7
Subjects
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Summary:PROBLEM TO BE SOLVED: To provide an injection method capable of efficiently injecting viscous material in a gap between a pipe and a rod material constituting a PC steel rod unit or the like and improving workability. SOLUTION: A solid PC steel rod 102 is inserted in a hollow PC steel rod 101 while it applies viscous material A on the outer peripheral face. Thus, since the viscous material A corresponding with the movement of the solid PC steel rod 102 reaches up to the front end of the hollow PC steel rod 101, the viscous material A can be injected in a short time as compared with the conventional for applying pressure and injecting it by moving the solid PC steel rod 102 at a prescribed speed. In addition, since the viscous material A is applied on the solid PC steel rod 102, especially cavity is difficult to produce in a boundary between the solid PC steel rod 102 and the viscous material A, and the viscous material A can be surely injected as compared with the conventional.
Bibliography:Application Number: JP19980284343