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Title:
FRICTION DAMPER
Document Type and Number:
Japanese Patent JP2010249169
Kind Code:
A
Abstract:

To provide a simply-structured friction damper which is inexpensively manufactured, does not requires frequent maintenance, is easily installed, and exhibits high energy absorbing performance.

The friction damper 1 includes a first member 2, which is fixed to one relatively shiftable structure section side and has a consecutive wavy uneven shape formed on the surface, and a second member 5, which is fixed to the other relatively shiftable structure section side and includes a case 6 inserted into the first member 2 freely movably. Inside the case of the second member 5, a friction member 7 having a wavy uneven shape 8 engaging with the wavy uneven shape of the first member 2 is housed while being prevented from moving axially and pressed and energized to the first member 2 side via an elastic member 9.


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Inventors:
MORIYA SHIGERU
Application Number:
JP2009096607A
Publication Date:
November 04, 2010
Filing Date:
April 13, 2009
Export Citation:
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Assignee:
MIWA TEC KK
International Classes:
F16F15/02; E04B1/98; E04H9/02; F16F7/08
Domestic Patent References:
JPS40495B1
JPH07505697A1995-06-22
JPS5034683U1975-04-14
JP2009047290A2009-03-05
JPS488834U1973-01-31
JP2006077877A2006-03-23
JPH0456235U1992-05-14
Attorney, Agent or Firm:
Takehiko Katayose
Hideo Sugai
Kenji Aoki
Hiroshi Nagisawa
Akira Yonezawa
Tsutomu Iitaka
Takashi Koyama
Teiji Tanaka