公开(公告)号：US20170102296A1

公开(公告)日：2017-04-13

申请号：US15128358

申请日：2014-03-24

申请人： Hitachi, Ltd.

发明人： Masakazu SUGAYA ,  Hideo KASHIMA ,  Koichi TERADA ,  Yasuaki TAKADA ,  Hisashi NAGANO

IPC分类号： G01N1/22 ,  G01N1/40

CPC分类号： G01N1/2202 ,  G01N1/02 ,  G01N1/4022 ,  G01N35/0092 ,  G01N2001/022 ,  G01N2001/024 ,  G01N2001/2223 ,  G01N2001/4033 ,  H01J49/04

摘要： In order to save a space for an apparatus for inspecting a substance and reduce a cost thereof, a particle testing apparatus includes a plurality of collection ports for collecting substances to be inspected, centrifuges for concentrating particles collected in the collection ports, the centrifuges being connected to the respective collection ports in pairs, and a common analysis apparatus for acquiring the concentrated particles from the centrifuges and analyzing the particles, the analysis apparatus being connected to the centrifuges.

公开(公告)号：US20220373434A1

公开(公告)日：2022-11-24

申请号：US17625369

申请日：2020-06-17

申请人： HITACHI, LTD.

发明人： Shun KUMANO ,  Yasuaki TAKADA ,  Tatsuo NOJIRI ,  Hisashi NAGANO ,  Hiroki MIZUNO ,  Takayuki FUJII

IPC分类号： G01N1/14

摘要： An attached substance collection device comprising, a nozzle configured to jet gas upward, a surface equipped with an opening portion through which the gas jets, a collection opening through which the gas jetted toward an inspection object is collected, and a contact detection sensor configured to detect whether or not the inspection object has come into contact with the upper surface, wherein an attached substance attached to the inspection object is collected by using the gas, a height of a distal end of the nozzle is substantially equal to a height of the surface; or equal to or less than a height of the surface, the surface includes a recess portion, and, relative to a jet opening of the nozzle, the recess portion is closer to the collection opening, and is in contact with the jet opening of the nozzle or includes the jet opening of the nozzle.

公开(公告)号：US20180149563A1

公开(公告)日：2018-05-31

申请号：US15822780

申请日：2017-11-27

申请人： Hitachi, Ltd.

发明人： Yasuaki TAKADA ,  Shun KUMANO ,  Masuyuki SUGIYAMA ,  Hisashi NAGANO ,  Tatsuo NOJIRI ,  Hiroki MIZUNO ,  Yuichiro HASHIMOTO

IPC分类号： G01N1/38 ,  G01N1/40 ,  G01N1/36 ,  G01N33/00

CPC分类号： G01N1/38 ,  G01N1/28 ,  G01N1/36 ,  G01N1/40 ,  G01N33/0011 ,  G01N2001/022 ,  G01N2001/2893 ,  G01N2035/00188

摘要： An object of the invention is to improve uniformity of a standard sample used for evaluating a gas flow type analysis system. The invention includes weighing a background into a container; adding a sample solution to the background; drying the sample solution; adding a solvent that can dissolve the sample into the container; and drying the solvent added to the container. The invention is also characterized in that the solvent is an organic solvent, in particular, acetone.

公开(公告)号：US20150377851A1

公开(公告)日：2015-12-31

申请号：US14768926

申请日：2013-10-28

申请人： HITACHI, LTD.

发明人： Koichi TERADA ,  Masakazu SUGAYA ,  Hideo KASHIMA ,  Hisashi NAGANO ,  Yasuaki TAKADA ,  Hiromi SATOU

IPC分类号： G01N33/00 ,  G01N1/22

CPC分类号： G01N33/0057 ,  G01N1/2202 ,  G01N1/2205 ,  G01N1/2273 ,  G01N15/00 ,  G01N2001/022 ,  G01N2001/2288 ,  Y02A50/25

摘要： An explosive detection apparatus capable of maintaining high availability even in an environment containing a large amount of foreign substances is achieved. The explosive detection apparatus includes means for sequentially replacing a plurality of collection thermal vaporization filters 2 for collecting, heating, vaporizing particles, which have been prepared in advance. The explosive detection apparatus also includes a preheating unit 52 for preheating an unused filter, and sealing is performed by a seal portion between the plurality of filters.

摘要翻译： 实现即使在含有大量异物的环境中也能够保持高可用性的爆炸检测装置。 爆炸检测装置包括用于依次替换预先准备的用于收集，加热，蒸发颗粒的多个收集热蒸发过滤器2的装置。 爆炸检测装置还包括用于预热未使用的过滤器的预热单元52，并且通过多个过滤器之间的密封部分进行密封。

公开(公告)号：US20140260542A1

公开(公告)日：2014-09-18

申请号：US14191622

申请日：2014-02-27

申请人： Hitachi, Ltd.

发明人： Hisashi NAGANO ,  Yasuaki TAKADA ,  Yuichiro HASHIMOTO ,  Masakazu SUGAYA ,  Hideo KASHIMA ,  Koichi TERADA ,  Yasutaka SUZUKI

IPC分类号： G01N33/00

CPC分类号： G01N1/2211 ,  G01N33/0057 ,  G01N2015/0046 ,  H01J49/0422

摘要： Provided is an analyzer for a substance, including: a first particle holding unit having a tubular shape; a first intake pipe for sucking a gas from an upper side of the first particle holding unit to cause a cyclonic phenomenon inside the first particle holding unit; a first supply pipe for supplying a sample containing particles, the first supply pipe being connected to a side surface of the first particle holding unit; a first flow control unit for controlling a flow rate of a gas flowing into the first particle holding unit to hold the rotationally moving particles inside the first particle holding unit for a predetermined time period and then cause the particles to settle, the first flow control unit being connected to a lower part of the first particle holding unit; a first collection heating unit for collecting and heating the settled particles; and an analysis unit for analyzing a substance vaporized from the particles through the heating by the first collection heating unit, the analysis unit being connected to the first collection heating unit through a pipe.

摘要翻译： 本发明提供一种物质分析装置，包括：具有管状的第一颗粒保持单元; 用于从第一颗粒保持单元的上侧吸入气体以在第一颗粒保持单元内引起气旋现象的第一进气管; 用于供应含有颗粒的样品的第一供应管，所述第一供应管连接到所述第一颗粒保持单元的侧表面; 第一流量控制单元，用于控制流入第一颗粒保持单元的气体的流量，以将旋转移动的颗粒保持在第一颗粒保持单元内一段预定时间段，然后使颗粒沉降，第一流量控制单元 连接到第一颗粒保持单元的下部; 第一采集加热单元，用于收集和加热沉降的颗粒; 以及分析单元，用于通过第一收集加热单元通过加热分析从颗粒蒸发的物质，分析单元通过管连接到第一收集加热单元。