(19)
(11) EP 0 136 308 A1

(12)

(43) Date of publication:
10.04.1985 Bulletin 1985/15

(21) Application number: 84900851.0

(22) Date of filing: 28.02.1984
(51) International Patent Classification (IPC): 
A01G 25/ 16( . )
 A01G 27/ 00( . )
(86) International application number:
PCT/DK1984/000014
(87) International publication number:
WO 1984/003414 (13.09.1984 Gazette 1984/22)
(84) Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE

(30) Priority: 01.03.1983 DK 19830001065

(71) Applicant: ELLEGAARD HAVEAGENTUR V/ELLA ELLEGAARD
DK-6710 Esbjerg V. (DK)

(72) Inventor:
  • ELLEGAARD, Ojvind
    DK-6700 Esbjerg (DK)

   


(54) A METHOD AND AN APPARATUS FOR CONTROLLING OF FLUID FLOW, PARTICULARLY IN AUTOMATIC IRRIGATION SYSTEMS IN GREENHOUSES