Title:
SAMPLE INTRODUCING DEVICE
Document Type and Number:
Japanese Patent JP2001153876
Kind Code:
A
Abstract:
To provide a sample introducing device capable of measuring precisely a sample quantity introduced into a medium even when the quantity is a micro- quantity, and capable of compactifying the device.
This sample introducing device is formed by layering a base plate A 301, a base plate B 302, a base plate C 303 and a base plate D 304 to integrate valves and piping using them. An actuator A 316 and an actuator B 317 are sandwiched to be joined between the plate B 302 and the plate C 303 provided with diaphragm structure to drive a sample determination device in a saved space. A fixed amount of the sample of the micro-quantity is introduced when a flow passage A 313 is formed very finely by refining work.
Inventors:
WATANABE NAOYA
SUDA MASAYUKI
SHINOHARA JUN
FURUTA KAZUYOSHI
SUDA MASAYUKI
SHINOHARA JUN
FURUTA KAZUYOSHI
Application Number:
JP33606599A
Publication Date:
June 08, 2001
Filing Date:
November 26, 1999
Export Citation:
Assignee:
SEIKO INSTR INC
International Classes:
G01N31/20; F16K11/06; G01N1/00; G01N35/08; (IPC1-7): G01N35/08; G01N1/00; G01N31/20
Attorney, Agent or Firm:
Keinosuke Hayashi