(19)

(11)

EP 0 062 666 A1

(12)

(43) Date of publication: 20.10.1982 Bulletin 1982/42 (21) Application number: 81902916.0 (22) Date of filing: 16.10.1981

(51) International Patent Classification (IPC):  B23K 11/ 24( . ) B23K 11/ 25( . ) (86) International application number: PCT/US1981/001392 (87) International publication number: WO 1982/001337 (29.04.1982 Gazette 1982/11)

(84) Designated Contracting States: DE FR GB SE (30) Priority: 16.10.1980 US 19800197426 (71) Applicant: SQUARE D COMPANY Palatine, Illinois 60067 (US)	(72) Inventor: JUREK, Dennis J. Grafton, WI 53024 (US)