VIBRATION CONTROL DEVICE

PROBLEM TO BE SOLVED: To protect a floor structure effectively by low cost and simple vertical active/passive control.SOLUTION: A vibration control device 120 comprises an air spring 150 set between a floor slab 110 of a building and a floor structure 130, an auxiliary tank 152 connected to the air...

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Bibliographische Detailangaben
Hauptverfasser:	KAZAMA MUTSUHIRO, IWAMOTO HIROSUKE, SHIGA YUJI, IMAZEKI MASANORI
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING BUILDING CEILINGS ENGINEERING ELEMENTS AND UNITS FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS FLOORS GENERAL BUILDING CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INSULATION OR OTHER PROTECTION OF BUILDINGS LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING ROOFS SHOCK-ABSORBERS SPRINGS THERMAL INSULATION IN GENERAL WALLS, e.g. PARTITIONS WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To protect a floor structure effectively by low cost and simple vertical active/passive control.SOLUTION: A vibration control device 120 comprises an air spring 150 set between a floor slab 110 of a building and a floor structure 130, an auxiliary tank 152 connected to the air spring through an air flow passage 154 functioning as an orifice, a servo valve 162 capable of increasing/decreasing the air pressure in the air spring, a relative displacement detection part 156 detecting relative displacement between the floor slab and the floor structure, and an air pressure control part 158 controlling the air pressure in the air spring via the servo valve according to the detected relative displacement.