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Patent Searching and Data


Title:
SLEEPER REPLACING METHOD
Document Type and Number:
Japanese Patent JP2007177564
Kind Code:
A
Abstract:

To provide a sleeper replacing method for performing work with little labor in a short time.

This sleeper replacing method has a space holding plate insertion process for inserting a space holding plate between a sleeper 1 to be replaced and ballast 91, and a space forming process for pulling out the sleeper 1 to be replaced in a long-sized direction to form a space 20 inside the space holding plate 15. A new sleeper 1 is formed or arranged in the space 20 to replace the sleeper 1. Replacement work can thereby be performed by removing only the required minimum ballast.


Inventors:
NAKAO YOSHIHIRO
Application Number:
JP2005379194A
Publication Date:
July 12, 2007
Filing Date:
December 28, 2005
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
E01B29/09; E01B3/44
Attorney, Agent or Firm:
Takashi Fujita