(19)

(11)

EP 0 207 073 A1

(12)

(43) Date of publication: 07.01.1987 Bulletin 1987/02 (21) Application number: 85900384.0 (22) Date of filing: 07.12.1984

(51) International Patent Classification (IPC):  B65G 17/ 32( . ) B65G 47/ 57( . ) B65G 17/ 46( . ) B65H 29/ 04( . ) (86) International application number: PCT/US1984/002006 (87) International publication number: WO 1986/003476 (19.06.1986 Gazette 1986/13)

(84) Designated Contracting States: CH GB LI (71) Applicant: Rockwell International Corporation Pittsburgh Pennsylvania 15219 (US)	(72) Inventors: THOMAS, Robert New Boston, NH 03070 (US) LaCHANCE, Thomas Morth Andover, MA 01845 (US) ECKERSON, Robert, D. Merrimack, NH 03054 (US) (74) Representative: Hands, Horace Geoffrey  Shaw Bowker & Folkes Whitehall Chambers 23 Colmore Row Birmingham B3 2BL Birmingham B3 2BL (GB)