Title:
ELASTIC SLEEPER TRACK STRUCTURE AND TRACK DISPLACEMENT ADJUSTMENT METHOD
Document Type and Number:
Japanese Patent JP2014234598
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To enable adjustment and traverse movement of an elastic sleeper track with the sound absorption effect imparted.SOLUTION: A track structure is provided for fastening a rail (12) by installing a sleeper with an elastic material attached in a part of an under surface thereof, on hight adjustment concrete (10) provided directly on a concrete floor slab or on the concrete floor slab, and the height adjustment concrete comprises a horizontal movement prevention bolt (16) driven up to a height of opening a predetermined interval with a sleeper lower end surface and fixing the sleeper to the concrete floor slab or the height adjustment concrete, and is formed in a structure for sharing a horizontal directional load of acting on the sleeper by the horizontal movement prevention bolt.
Inventors:
ISHIBASHI TADAYOSHI
OBA KOSHO
KUSAKA IKUO
OBA KOSHO
KUSAKA IKUO
Application Number:
JP2013115144A
Publication Date:
December 15, 2014
Filing Date:
May 31, 2013
Export Citation:
Assignee:
HIGASHI NIPPON RYOKAKU TETSUDO
JR HIGASHI NIPPON CONSULTANTS
JR HIGASHI NIPPON CONSULTANTS
International Classes:
E01B3/28; E01B1/00; E01B9/68
Attorney, Agent or Firm:
Masanobu Hirukawa
Takushi Koyama
Sadatugu Tanaka
South Yoshiaki
Takushi Koyama
Sadatugu Tanaka
South Yoshiaki