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Title:
VIBRATION CONTROL MEMBER FORMED INTEGRALLY WITH ELASTO-PLASTIC AND VISCOELASTIC DAMPER
Document Type and Number:
WIPO Patent Application WO/2000/071840
Kind Code:
A1
Abstract:
A vibration control member formed integrally with an elasto-plastic and viscoelastic damper for bracing materials and studs used mainly as earthquake and wind resistant members of a structural body, low in cost, and high in reducing effect of vibration by large, medium, and small earthquakes and strong wind, wherein damping material (3) is filled around a steel center axial force member (1), the outer side of the damping material (3) is covered by a first steel buckling prevention member (2a), damping material (3) is filled to the outside of the first steel buckling prevention member (2a), the outside of the damping material (3) is covered by a second steel buckling member (2b), one end of the steel buckling prevention member (2a) is fixed to one end of the steel center axial force member (1), one end of the second steel buckling prevention member (2b) is fixed to the other end of the steel center axial force member (1), and the first steel buckling prevention member (2a) is in contact viscoelastically with the second steel buckling prevention member (2b) through the damping material (3).

Inventors:
Saeki, Eiichiro (Nippon Steel Corporation 6-3, Otemachi 2-chome Chiyoda-ku Tokyo, 100-8071, JP)
Watanabe, Atsushi (Nippon Steel Corporation 6-3, Otemachi 2-chome Chiyoda-ku Tokyo, 100-8071, JP)
Suzuki, Kazuaki (Nippon Steel Corporation 6-3, Otemachi 2-chome Chiyoda-ku Tokyo, 100-8071, JP)
Application Number:
PCT/JP1999/002614
Publication Date:
November 30, 2000
Filing Date:
May 19, 1999
Export Citation:
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Assignee:
NIPPON STEEL CORPORATION (6-3 Otemachi 2-chome Chiyoda-ku Tokyo, 100-8071, JP)
International Classes:
E04H9/02; F16F9/30; (IPC1-7): E04H9/02; E04B1/98
Foreign References:
JPH01250539A
JPH03253675A
JPH10299284A
Attorney, Agent or Firm:
Ishida, Takashi (A. Aoki, Ishida & Associates Toranomon 37 Mori Building 5-1, Toranomon 3-chome Minato-ku Tokyo, 105-8423, JP)
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