Title:
JIG FOR INSTALLING INSTRUMENT, AND MICROTREMOR MEASURING INSTRUMENT
Document Type and Number:
WIPO Patent Application WO/2017/158831
Kind Code:
A1
Abstract:
A main objective of the present invention is to provide a jig for installing an instrument, and a microtremor measuring instrument, with which it is possible for an unskilled person to install a very small array easily and accurately. Another main objective of the present invention is to provide a jig for installing an instrument, and a microtremor measuring instrument, with which it is possible for an unskilled person to install an irregular microtremor array easily and accurately. The jig for installing an instrument according to the present invention includes: a first rod-shaped member which extends in one direction; a second rod-shaped member attached to the first rod-shaped member; a first indicating unit and a second indicating unit which indicate installation positions of instruments on the first rod-shaped member; and a third indicating unit and a fourth indicating unit which indicate installation positions of instruments on the second rod-shaped member. The second indicating unit, the third indicating unit and the fourth indicating unit are formed in such a way that the corresponding instruments are installed on the circumference of a virtual circle and at the vertices of a virtual equilateral triangle inscribed in the virtual circle, and the first indicating unit is formed in such a way that the corresponding instrument is installed at the position of the center of the virtual circle.
Inventors:
SENNA SHIGEKI (JP)
FUJIWARA HIROYUKI (JP)
FUJIWARA HIROYUKI (JP)
Application Number:
PCT/JP2016/058755
Publication Date:
September 21, 2017
Filing Date:
March 18, 2016
Export Citation:
Assignee:
NAT RES INST FOR EARTH SCIENCE AND DISASTER RESILIENCE (JP)
International Classes:
G01P1/00; G01P15/08
Foreign References:
| JP2013092488A | 2013-05-16 | |||
| JP2009037143A | 2009-02-19 | |||
| JP2004132896A | 2004-04-30 | |||
| JPH08508579A | 1996-09-10 | |||
| JPH08136338A | 1996-05-31 | |||
| US4130816A | 1978-12-19 |
Attorney, Agent or Firm:
CREIA IP ATTORNEYS (JP)
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