ZA995198B - Liquid indicator. - Google Patents

Liquid indicator.

Info

Publication number
ZA995198B
ZA995198B ZA9905198A ZA995198A ZA995198B ZA 995198 B ZA995198 B ZA 995198B ZA 9905198 A ZA9905198 A ZA 9905198A ZA 995198 A ZA995198 A ZA 995198A ZA 995198 B ZA995198 B ZA 995198B
Authority
ZA
South Africa
Prior art keywords
light
surface section
liquid indicator
liquid
light source
Prior art date
Application number
ZA9905198A
Other languages
English (en)
Inventor
Hans Waigel
Reiner Haeufele
Original Assignee
Gardena Kress & Kastner Gmbh
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 Gardena Kress & Kastner Gmbh filed Critical Gardena Kress & Kastner Gmbh
Publication of ZA995198B publication Critical patent/ZA995198B/xx

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • G08B19/02—Alarm responsive to formation or anticipated formation of ice

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Thermally Insulated Containers For Foods (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Optical Measuring Cells (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Massaging Devices (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
ZA9905198A 1998-08-17 1999-08-16 Liquid indicator. ZA995198B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19837050A DE19837050A1 (de) 1998-08-17 1998-08-17 Flüssigkeitsmeldeeinrichtung

Publications (1)

Publication Number Publication Date
ZA995198B true ZA995198B (en) 2000-02-18

Family

ID=7877637

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9905198A ZA995198B (en) 1998-08-17 1999-08-16 Liquid indicator.

Country Status (7)

Country Link
US (1) US6365908B1 (de)
EP (1) EP0981121B1 (de)
AT (1) ATE254324T1 (de)
AU (1) AU771310B2 (de)
DE (2) DE19837050A1 (de)
ES (1) ES2210916T3 (de)
ZA (1) ZA995198B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10353241B3 (de) * 2003-11-13 2005-01-27 Wilhelm Malitsky Sensorsystem zur Detektion einer Flüssigkeit
US7605361B2 (en) * 2007-07-09 2009-10-20 Denso Corporation Fuel property detection device
US8593290B2 (en) * 2009-05-13 2013-11-26 Delaware Capital Formation, Inc. Overfill detection system for tank trucks
US8362453B2 (en) * 2010-02-24 2013-01-29 Niles Co., Ltd. Rain sensor
US20110219868A1 (en) * 2010-03-15 2011-09-15 Lane John Michael Apparatus for detecting snow depth
CN103748441B (zh) 2011-06-07 2016-12-28 精量电子(美国)有限公司 用于流体传感的光学传感装置和光学传感方法
DE102013100292A1 (de) * 2013-01-11 2014-07-24 Conti Temic Microelectronic Gmbh Beleuchtung zur Detektion von Regentropfen auf einer Scheibe mittels einer Kamera
CN110537092A (zh) * 2017-03-27 2019-12-03 光荣株式会社 光传感器、光检测装置、纸张处理装置、光检测方法及磷光检测装置
DE102018216660A1 (de) * 2018-09-27 2020-04-02 Continental Automotive Gmbh Berührungssensor, Sensoranordnung und Display
CN112504392A (zh) * 2020-11-11 2021-03-16 厦门华联电子股份有限公司 一种光电液位传感器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2240988A (en) * 1938-09-20 1941-05-06 Univ Tennessce Res Corp Liquid level indicator
US3384885A (en) * 1966-02-21 1968-05-21 Gen Motors Corp Multiple liquid reservoir liquid level indicator
CH581830A5 (en) * 1975-04-25 1976-11-15 Gfeller Ag Apparate Fabrik Fla Electro-optical fluid sensor monitor for filling level of container - has light transmissive body with one end shaped as truncated cone
DE8218893U1 (de) * 1982-07-01 1982-10-14 Lang, Heinz, 8000 München Schneehoehenmessgeraet
DE3532199A1 (de) * 1985-09-10 1987-03-12 Lorenz Dr Twisselmann Sensor zur regelung der klarsichtigkeit von glasscheiben
US4935621A (en) * 1987-10-30 1990-06-19 Pikulski Joseph L Optical switch with collimating lenses, antifreeze and/or index matching fluid for control of electrical equipment
DE4006174C1 (de) * 1990-02-28 1991-07-25 Leopold Kostal Gmbh & Co Kg, 5880 Luedenscheid, De
DE4010948A1 (de) * 1990-04-05 1991-10-10 Fibronix Sensoren Gmbh Vorrichtung zur optoelektrischen trennschicht- und brechzahlmessung in fluessigkeiten
DE4209680A1 (de) * 1992-03-25 1993-09-30 Bosch Gmbh Robert Regensensor
DE4343474A1 (de) * 1993-01-13 1994-07-21 Bosch Gmbh Robert Sensoreinrichtung zur Erfassung des Benetzungs- und/oder Verschmutzungsgrades von Scheiben, insbesondere Frontscheiben von Kraftfahrzeugen
US5381022A (en) * 1993-12-10 1995-01-10 Imo Industries, Inc. Combined optical waveguide and prismatic liquid-level sensor
US5534708A (en) * 1993-12-15 1996-07-09 Simmonds Precision Products Inc. Optical fuel/air/water sensor and detector circuit
US5507326A (en) * 1994-08-05 1996-04-16 Scully Signal Company Fluid overfill protection and product identification system
US5505082A (en) * 1995-02-01 1996-04-09 Cushman; Robert B. Rainfall rate gauge

Also Published As

Publication number Publication date
ATE254324T1 (de) 2003-11-15
EP0981121A3 (de) 2000-06-28
DE59907693D1 (de) 2003-12-18
US6365908B1 (en) 2002-04-02
EP0981121A2 (de) 2000-02-23
AU4454599A (en) 2000-03-09
AU771310B2 (en) 2004-03-18
DE19837050A1 (de) 2000-02-24
EP0981121B1 (de) 2003-11-12
ES2210916T3 (es) 2004-07-01

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