Title:
格納式半円形リング付αトラック検出器
Document Type and Number:
Japanese Patent JP2007529741
Kind Code:
A
Abstract:
This invention is a radon detector for measuring the time integral concentration of radon in air and the emission rate from various kind of materials. The detector is designed with a foldable semicircle ring ( 4 ) in order to install the detector at the heigh suggested from the specialist using thread or wire without any other tools at the site. The detector is designed 3 components in order to exchange the SSTD without open the filtering part ( 1 ).
Inventors:
Park, Young-Eun
Application Number:
JP2007503838A
Publication Date:
October 25, 2007
Filing Date:
March 17, 2005
Export Citation:
Assignee:
Park, Young-Eun
International Classes:
G01T5/10; G01T1/16; G01T1/167; G01T1/178; G01T7/02; G06T5/00; G06T5/10
Domestic Patent References:
| JPH06102354A | 1994-04-15 | |||
| JPS63201588A | 1988-08-19 | |||
| JPH07313353A | 1995-12-05 | |||
| JP2002125868A | 2002-05-08 | |||
| JPH0885569A | 1996-04-02 | |||
| JPH10148390A | 1998-06-02 | |||
| JPH08136660A | 1996-05-31 | |||
| JPH08201523A | 1996-08-09 | |||
| JPH01165484U | 1989-11-20 | |||
| JPS5992377A | 1984-05-28 | |||
| JPS5642161A | 1981-04-20 |
Foreign References:
| US0470067A1 |
Attorney, Agent or Firm:
Mieko Kashihara