(19)
(11) EP 0 175 745 A1

(12)

(43) Date of publication:
02.04.1986 Bulletin 1986/14

(21) Application number: 85901627.0

(22) Date of filing: 13.03.1985
(51) International Patent Classification (IPC): 
B63B 35/ 79( . )
(86) International application number:
PCT/SE1985/000112
(87) International publication number:
WO 1985/004141 (26.09.1985 Gazette 1985/21)
(84) Designated Contracting States:
CH DE FR GB LI NL

(30) Priority: 19.03.1984 SE 19840001506

(71) Applicant: SILFVERSPARRE, Bengt
S-112 37 Stockholm (SE)

(72) Inventor:
  • SILFVERSPARRE, Bengt
    S-112 37 Stockholm (SE)

   


(54) ARRANGEMENT FOR CHANGING THE SIZE AND SHAPE OF THE BOTTOM SURFACE OF A WIND SURF-BOARD