TW367094U - Liquid supplying apparatus - Google Patents

Liquid supplying apparatus

Info

Publication number
TW367094U
TW367094U TW087205094U TW87205094U TW367094U TW 367094 U TW367094 U TW 367094U TW 087205094 U TW087205094 U TW 087205094U TW 87205094 U TW87205094 U TW 87205094U TW 367094 U TW367094 U TW 367094U
Authority
TW
Taiwan
Prior art keywords
supplying apparatus
liquid supplying
liquid
supplying
Prior art date
Application number
TW087205094U
Other languages
English (en)
Inventor
Ching-Jr Jeng
Wen-Liang Fang
Guo-Feng Huang
Hung-Lung Ma
Original Assignee
United Microelectronics Corp
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 by United Microelectronics Corp filed Critical United Microelectronics Corp
Priority to TW087205094U priority Critical patent/TW367094U/zh
Priority to US09/074,057 priority patent/US6177874B1/en
Priority to JP11010050A priority patent/JPH11304571A/ja
Publication of TW367094U publication Critical patent/TW367094U/zh

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
    • G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/901—Optical liquid level sensors with gap between light guide elements, includes open light path preset
    • Y10S250/902—Optical liquid level sensors with gap between light guide elements, includes open light path preset with closed light path preset
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S250/00—Radiant energy
    • Y10S250/90—Optical liquid level sensors
    • Y10S250/904—Optical liquid level sensors with single light guide element to guide light in a continuous path

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)
  • Control Of Non-Electrical Variables (AREA)
TW087205094U 1998-04-04 1998-04-04 Liquid supplying apparatus TW367094U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW087205094U TW367094U (en) 1998-04-04 1998-04-04 Liquid supplying apparatus
US09/074,057 US6177874B1 (en) 1998-04-04 1998-05-07 Liquid supplying device for providing chemical solution with a liquid level sensor
JP11010050A JPH11304571A (ja) 1998-04-04 1999-01-19 液体供給装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW087205094U TW367094U (en) 1998-04-04 1998-04-04 Liquid supplying apparatus

Publications (1)

Publication Number Publication Date
TW367094U true TW367094U (en) 1999-08-11

Family

ID=21633362

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087205094U TW367094U (en) 1998-04-04 1998-04-04 Liquid supplying apparatus

Country Status (3)

Country Link
US (1) US6177874B1 (zh)
JP (1) JPH11304571A (zh)
TW (1) TW367094U (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071681A1 (en) * 2000-08-24 2002-06-13 Eni Scodellaro Device and process for processing photographic material
US6670817B2 (en) * 2001-06-07 2003-12-30 Heidelberger Druckmaschinen Ag Capacitive toner level detection
US7711509B2 (en) * 2007-03-29 2010-05-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method of calibrating a fluid-level measurement system
CN108196084B (zh) * 2018-01-24 2023-12-19 四川沃文特生物技术有限公司 一种用于试剂中转存储的容器、标本检测仪器和系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468567A (en) * 1981-05-21 1984-08-28 Showa Electric Wire & Cable Co., Ltd. Liquid level detecting device and method for producing the same
FR2544877B1 (fr) * 1983-04-22 1986-07-04 Electricite De France Sonde optique
US4880971A (en) * 1988-02-17 1989-11-14 Danisch Lee A Fiber optic liquid level sensor
US4899585A (en) * 1988-07-19 1990-02-13 Semi-Gas Systems, Inc. Liquid level detector and method for a vapor deposition container
US5077482A (en) * 1990-02-23 1991-12-31 Hughes Aircraft Company Liquid gauge having an optical fiber with flexible membrane enclosure
US5384515A (en) * 1992-11-02 1995-01-24 Hughes Aircraft Company Shrouded pin electrode structure for RF excited gas discharge light sources
US5684296A (en) * 1996-06-17 1997-11-04 Optical Systems Industries, Inc. Fiber optic liquid sensing system

Also Published As

Publication number Publication date
JPH11304571A (ja) 1999-11-05
US6177874B1 (en) 2001-01-23

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