Title:
ENGINEERING METHOD FOR ELASTICIZING EXISTING PC SLEEPER
Document Type and Number:
Japanese Patent JP2973847
Kind Code:
B2
Abstract:
PURPOSE: To provide a simple elasticizing method for a ready-laid sleeper applicable at site.
CONSTITUTION: After the bottom part of an existing PC concrete sleeper is cleansed, its bottom part is treated with primer. Next, under the condition that the bottom part 2 of the sleeper is turned to upside, a dike 4 made of releasable form material is built along the periphery of the bottom part 2 so as to make the bottom part 2 as the bottom of a pond. Under the condition that the bottom part 2 is held horizontally, stock liquid for urethane elastomer molding is poured in the dike 4 so as to realize the thickness after the hardening of the liquid of 5-30mm and then hardened.
Inventors:
MORIMOTO KYOTAKE
SENKE HIDEO
TOMATSU TOSHIHIRO
HORIIKE TAKAHIRO
ANDO KATSUTOSHI
HANZAKA YUKINORI
MIFUNE NAOTO
SUZUKI MINORU
SENKE HIDEO
TOMATSU TOSHIHIRO
HORIIKE TAKAHIRO
ANDO KATSUTOSHI
HANZAKA YUKINORI
MIFUNE NAOTO
SUZUKI MINORU
Application Number:
JP33363894A
Publication Date:
November 08, 1999
Filing Date:
December 16, 1994
Export Citation:
Assignee:
NITSUSHIN BOSEKI KK
TETSUDO SOGO GIJUTSU KENKYUSHO
TETSUDO SOGO GIJUTSU KENKYUSHO
International Classes:
B29C39/10; E01B19/00; B32B5/20; B32B13/12; B32B27/40; E01B3/46; B29K75/00; B29K105/20; B29K709/06; B29L9/00; B29L31/00; (IPC1-7): B29C39/10; B32B5/20; E01B3/46
Domestic Patent References:
| JP56113409A | ||||
| JP5261850A | ||||
| JP5850590B2 |
Attorney, Agent or Firm:
Inoue Masao