(19)

(11)

EP 0 486 545 A1

(12)

(43) Date of publication: 27.05.1992 Bulletin 1992/22 (21) Application number: 90911893.0 (22) Date of filing: 06.08.1990

(51) International Patent Classification (IPC):  A01G 5/ 00( . ) B07C 5/ 12( . ) (86) International application number: PCT/NL1990/000109 (87) International publication number: WO 1991/001628 (21.02.1991 Gazette 1991/05)

(84) Designated Contracting States: BE DE ES FR IT NL (30) Priority: 11.08.1989 NL 19890002051 05.07.1990 NL 19900001539 (71) Applicant: KLAPWIJK, Arie NL-7731 HL Ommen (NL)	(72) Inventor: KLAPWIJK, Arie NL-7731 HL Ommen (NL) (74) Representative: Iemenschot, Johannes Andreas, Ir., et al  van Exter Polak & Charlouis B.V., P.O. Box 3241 NL-2280 GE Rijswijk NL-2280 GE Rijswijk (NL)