ATA129587A - WATER LEVEL INDICATOR FOR HYDROGANES - Google Patents

WATER LEVEL INDICATOR FOR HYDROGANES

Info

Publication number
ATA129587A
ATA129587A AT129587A AT129587A ATA129587A AT A129587 A ATA129587 A AT A129587A AT 129587 A AT129587 A AT 129587A AT 129587 A AT129587 A AT 129587A AT A129587 A ATA129587 A AT A129587A
Authority
AT
Austria
Prior art keywords
hydroganes
water level
level indicator
indicator
water
Prior art date
Application number
AT129587A
Other languages
German (de)
Original Assignee
Twl Hydrokultur 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 Twl Hydrokultur Gmbh filed Critical Twl Hydrokultur Gmbh
Publication of ATA129587A publication Critical patent/ATA129587A/en

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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/66—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 floats of the free float type without mechanical transmission elements using mechanically actuated indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Level Indicators Using A Float (AREA)
AT129587A 1986-06-05 1987-05-20 WATER LEVEL INDICATOR FOR HYDROGANES ATA129587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863619001 DE3619001A1 (en) 1986-06-05 1986-06-05 Water-level indicator for hydroponics receptacles

Publications (1)

Publication Number Publication Date
ATA129587A true ATA129587A (en) 1993-09-15

Family

ID=6302387

Family Applications (1)

Application Number Title Priority Date Filing Date
AT129587A ATA129587A (en) 1986-06-05 1987-05-20 WATER LEVEL INDICATOR FOR HYDROGANES

Country Status (4)

Country Link
AT (1) ATA129587A (en)
CH (1) CH672956A5 (en)
DE (1) DE3619001A1 (en)
NL (1) NL8701266A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118654C1 (en) * 1991-06-07 1992-06-17 Twl International Hydrokultur Gmbh, 6090 Ruesselsheim, De Water level indicator for hydro vessel - has stand pipe with water openings and float as well as indicator pipe on top opening housing display rod adjustable by float

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7439280U (en) * 1975-03-27 Boeskens R Control device for vessels with hydroponics
DE2642592A1 (en) * 1975-10-16 1977-04-28 Interhydro Ag Container for water cultivated plants - has vert. cavities holding water level indicators on outside of container
DE7614224U1 (en) * 1976-05-05 1976-10-28 Schock & Co Gmbh, 7060 Schorndorf DISPLAY DEVICE FOR DISPLAYING THE WATER LEVEL IN PLANT POTS FOR OPERATING A HYDROCULTURE
DE8007197U1 (en) * 1980-03-15 1981-02-26 Gebr. Lenz Gmbh, 5275 Bergneustadt WATER LEVEL INDICATOR FOR HYDROCULTURAL VESSELS

Also Published As

Publication number Publication date
CH672956A5 (en) 1990-01-15
DE3619001C2 (en) 1989-02-02
DE3619001A1 (en) 1987-12-23
NL8701266A (en) 1988-01-04

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Legal Events

Date Code Title Description
A1J Withdrawal paragraph 166 lit. 6
UEP Publication of translation of european patent specification