Floor vibration-damping apparatus

Details Floor vibration-damping apparatus Floor vibration-damping apparatus

1991-07-15

1993-02-16

Safavi, Michael

Static structures (e.g., buildings)

Means compensating earth-transmitted force

Relative motion means between a structure and its foundation

52167EA, E04B 198

Patent

active

051859769

ABSTRACT:
A floor vibration-damping apparatus damps a horizontal vibration of a floor based on an earthquake or the like. This apparatus comprises a movable supporting portion for supporting a floor structure with being free to move horizontally, and a damper working portion provided between said floor structure and a fixed floor.

REFERENCES:
patent: 2055000 (1936-09-01), Bacigalupo
patent: 3977140 (1976-08-01), Matsudaira et al.
patent: 4353189 (1982-10-01), Thiersch et al.
patent: 4517778 (1985-05-01), Nicolai
patent: 4617769 (1986-10-01), Fyfe et al.
patent: 4805359 (1989-02-01), Miyake et al.

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