(19)

(11)

EP 0 164 367 A1

(12)

(43) Date of publication: 18.12.1985 Bulletin 1985/51 (21) Application number: 84904157.0 (22) Date of filing: 27.11.1984

(51) International Patent Classification (IPC):  A61F 2/ 60( . ) F16C 11/ 10( . ) A61F 5/ 01( . ) (86) International application number: PCT/GB1984/000405 (87) International publication number: WO 1985/002536 (20.06.1985 Gazette 1985/14)

(84) Designated Contracting States: DE FR GB SE (30) Priority: 16.12.1983 GB 19830033499 11.04.1984 GB 19840009421 (71) Applicant: PECK, Anthony Leonard Hertfordshire AL9 7AL (GB)	(72) Inventor: PECK, Anthony Leonard Hertfordshire AL9 7AL (GB)