(19)

(11)

EP 0 039 707 A1

(12)

(43) Date of publication: 18.11.1981 Bulletin 1981/46 (21) Application number: 80902163.0 (22) Date of filing: 11.11.1980

(51) International Patent Classification (IPC):  A41B 11/ 00( . ) A61F 13/ 08( . ) D04B 9/ 46( . ) A61F 13/ 00( . ) D04B 1/ 26( . ) (86) International application number: PCT/AU1980/000085 (87) International publication number: WO 1981/001425 (28.05.1981 Gazette 1981/13)

(84) Designated Contracting States: CH DE FR GB LI (30) Priority: 12.11.1979 AU 19790001294 (71) Applicant: DUNLOP OLYMPIC LIMITED Sandringham Victoria (AU)	(72) Inventors: WILKINSON, Maxwell Sandringham, Vic. 3191 (AU) PATTEN, Malcolm Josiah Ringwood, Vic. 3134 (AU) LEE, Jeffrey Howard Box Hill, Vic. 3128 (AU) (74) Representative: Smith, Martin Stanley  Stevens, Hewlett & Perkins 1 St. Augustine's Place Bristol BS1 4UD Bristol BS1 4UD (GB)