Title:
ACCELERATION LEVEL DETECTOR
Document Type and Number:
Japanese Patent JPS5260667
Kind Code:
A
Abstract:
PURPOSE: In a device for detecting seismic accelerations from the changes in head height of liquid by providing conductive fluid within a vessel, production of bubbles owing to entry of air into the bottom face of an inside tube when the device receives large accelerations is prevented, whereby the occurence of detecting errors is prevented.
Inventors:
NARA TOSHIHIKO
SHIGETA MASAYUKI
SHIGETA MASAYUKI
Application Number:
JP13626775A
Publication Date:
May 19, 1977
Filing Date:
November 14, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G01P15/02; G01H1/00; G01P15/00; G01P15/135; G01V1/18; H01L41/00; (IPC1-7): G01H1/00; G01P15/00; G01V1/18
Domestic Patent References:
| JP51103470B |