OPTICAL FIBER HYDROPHONE HAVING HIGH WATER PRESSURE RESISTANCE

PROBLEM TO BE SOLVED: To provide an optical fiber hydrophone having high water pressure resistance, which achieves both of downsizing and high sensitivity.SOLUTION: An optical fiber hydrophone comprises an optical fiber coil 1 composed of cylindrically wound optical fiber, an elastic cylinder 3 arra...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	TADOKORO YASUAKI, SHIMAMURA HIDEKI, MINAMI MAKOTO, OGAWARA CHIAKI, SAIJO KENJI, SATO RYOTAKU
Format:	Patent
Sprache:	eng
Schlagworte:	ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES MEASURING MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR PHYSICS TARIFF METERING APPARATUS TESTING
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an optical fiber hydrophone having high water pressure resistance, which achieves both of downsizing and high sensitivity.SOLUTION: An optical fiber hydrophone comprises an optical fiber coil 1 composed of cylindrically wound optical fiber, an elastic cylinder 3 arranged inside of the optical fiber coil 1 and having an internal air chamber 2, lids 4 which block both open ends of the optical fiber coil 1, and an orifice 4a which is arranged on one lid 4 and maintains pressure balance between inside and outside of the optical fiber coil 1.