JPH0340329B2 - - Google Patents

Info

Publication number
JPH0340329B2
JPH0340329B2 JP56000694A JP69481A JPH0340329B2 JP H0340329 B2 JPH0340329 B2 JP H0340329B2 JP 56000694 A JP56000694 A JP 56000694A JP 69481 A JP69481 A JP 69481A JP H0340329 B2 JPH0340329 B2 JP H0340329B2
Authority
JP
Japan
Prior art keywords
light
rod
liquid level
shaped body
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP56000694A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57114823A (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP69481A priority Critical patent/JPS57114823A/ja
Publication of JPS57114823A publication Critical patent/JPS57114823A/ja
Publication of JPH0340329B2 publication Critical patent/JPH0340329B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP69481A 1981-01-08 1981-01-08 Optical liquid level sensor Granted JPS57114823A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP69481A JPS57114823A (en) 1981-01-08 1981-01-08 Optical liquid level sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP69481A JPS57114823A (en) 1981-01-08 1981-01-08 Optical liquid level sensor

Publications (2)

Publication Number Publication Date
JPS57114823A JPS57114823A (en) 1982-07-16
JPH0340329B2 true JPH0340329B2 (enrdf_load_stackoverflow) 1991-06-18

Family

ID=11480862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP69481A Granted JPS57114823A (en) 1981-01-08 1981-01-08 Optical liquid level sensor

Country Status (1)

Country Link
JP (1) JPS57114823A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4738202U (enrdf_load_stackoverflow) * 1971-05-25 1972-12-27
JPS5625424Y2 (enrdf_load_stackoverflow) * 1977-03-26 1981-06-16
JPS53163158U (enrdf_load_stackoverflow) * 1977-05-30 1978-12-20

Also Published As

Publication number Publication date
JPS57114823A (en) 1982-07-16

Similar Documents

Publication Publication Date Title
US5271902A (en) Quantitative liquid sampling instrument
US4399711A (en) Method and apparatus ensuring full volume pickup in an automated pipette
CN100560209C (zh) 吸移器管嘴
US7670564B2 (en) Liquid dispensing apparatus, automatic analyzer using same, and liquid surface detecting apparatus
US8721966B2 (en) Chemical analyzer, method for dispensing and dilution cup
US7804599B2 (en) Fluid volume verification system
JP3368477B2 (ja) 光学的測定装置
CN101308158A (zh) 液体分注装置
JP2001091523A (ja) 自動分析装置
CA2019517A1 (en) Sample Liquid Aspirating and Dispensing Probe
CN109690325B (zh) 自动分析装置
US7301642B2 (en) Apparatus and method of assay in utilizing attenuated total reflection
JP2011163909A (ja) 自動分析装置および分注手段の洗浄方法
JPH0743523U (ja) キュベット
US11846632B2 (en) Sample measurement device and sample measurement method
JPH0340329B2 (enrdf_load_stackoverflow)
JP2001004641A (ja) 液面検出機能を備えた自動分析装置
JPH02243960A (ja) 分析装置の分注器操作方式
JPH1172369A (ja) ボトルの液切れ検出装置及びその液切れ検出方法
JP3926546B2 (ja) 点着検出方法および点着検出装置
JPH09297146A (ja) 液体吸引装置
JP2009250751A (ja) 液面検知装置及び自動分析装置
JPS61117460A (ja) 生化学自動分析装置の採取・分注ノズル
JPH04125468A (ja) 分注装置
JP2001337094A (ja) キャリオーバレス分注装置