(19)
(11) EP 0 135 958 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
05.02.1986 Bulletin 1986/06

(43) Date of publication A2:
03.04.1985 Bulletin 1985/14

(21) Application number: 84201212

(22) Date of filing: 23.08.1984
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 25.08.1983 NL 8302970

(71) Applicant: Contronics Holland B.V.
 ()

(72) Inventor:
  • Toes, Gerrit R.
     ()

   


(54) Optical ice-deposition sensor


(57) An optical ice-deposition sensor adapted to be connected with a cooling means and comprising light transmitting and receiving means for detecting ice-deposition on an ice-formation surface disposed in relationship to the optical path between the light transmitting and receiving means whereby at least that part of the ice-deposition sensor which comprises the connection with the cooling means is made from satisfactorily heat-conducting material and comprises an ice-deposition means made from satisfactorily heat-con- ! ducting material determining the ice-formation surface.






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