ATA129587A - WATER LEVEL INDICATOR FOR HYDROGANES - Google Patents

WATER LEVEL INDICATOR FOR HYDROGANES

Info

Publication number: ATA129587A
Authority: AT; Austria
Prior art keywords: hydroganes; water level; level indicator; indicator; water
Prior art date: 1986-06-05

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.)

1986-06-05

Filing date

1987-05-20

Publication date

1993-09-15

1987-05-20 Application filed by Twl Hydrokultur Gmbh filed Critical Twl Hydrokultur Gmbh

1993-09-15 Publication of ATA129587A publication Critical patent/ATA129587A/en

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

1986
- 1986-06-05 DE DE19863619001 patent/DE3619001A1/en active Granted
1987
- 1987-05-12 CH CH180587A patent/CH672956A5/de not_active IP Right Cessation
- 1987-05-20 AT AT129587A patent/ATA129587A/en not_active Application Discontinuation
- 1987-05-27 NL NL8701266A patent/NL8701266A/en not_active Application Discontinuation

Also Published As

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

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Legal Events

Date	Code	Title	Description
1994-03-15	A1J	Withdrawal paragraph 166 lit. 6
1996-06-15	UEP	Publication of translation of european patent specification