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Patent Searching and Data


Title:
SHOCK ABSORBER FOR RAILWAY VEHICLE
Document Type and Number:
Japanese Patent JP2011225094
Kind Code:
A
Abstract:

To provide a shock absorber for a railway vehicle effectively damps a relative displacement in a forward and backward direction between vehicles and suppress the generation of abnormal sound even when a vertical displacement is generated.

A shock absorber frame (3) is formed with a pair of upper and lower frames (4, 5) and a partition frame (7). Between the partition frame (7) and first and second follower plates (11, 12), first and second rubber shock absorbers (14, 15) are provided. The lower frame (5) is supported by a lower frame receiving member (20). The upper frame (4) is restrained from moving upward by an upper pressing member (25). At this time, a slide plate (21) is interposed between the lower frame (5) and the lower frame receiving member (20). In the upper frame (4), a steel ball (34) urged upward by a spring (32) is provided. The steel ball (34) constantly comes into contact with a lower surface (26) of the upper frame pressing member (25) with a space (d).


Inventors:
NISHIMI YUSUKE
HAZAMA TERUYUKI
UENISHI MICHIO
Application Number:
JP2010096669A
Publication Date:
November 10, 2011
Filing Date:
April 20, 2010
Export Citation:
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Assignee:
JAPAN STEEL WORKS LTD
International Classes:
B61G11/08; F16F7/00
Attorney, Agent or Firm:
Yoshiaki Sugiya
Yasushi Morishita
Hiromichi Sugiya