(19)

(11)

EP 0 055 774 A1

(12)

(43) Date of publication: 14.07.1982 Bulletin 1982/28 (21) Application number: 81902141.0 (22) Date of filing: 15.07.1981

(51) International Patent Classification (IPC):  B25B 11/ 02( . ) B27F 7/ 02( . ) F16B 15/ 00( . ) A47G 1/ 10( . ) F16B 12/ 46( . ) (86) International application number: PCT/US1981/000956 (87) International publication number: WO 1982/000323 (04.02.1982 Gazette 1982/04)

(84) Designated Contracting States: DE FR GB SE (30) Priority: 16.07.1980 US 19800169371 (71) Applicant: SENCO SOUTHEAST, INC. Decatur, GA 30035 (US)	(72) Inventors: KENNEDY, Gary D. Atlanta, GA 30324 (US) MAHER, Joseph G. Atlanta, GA 30328 (US) (74) Representative: Patentanwälte Dipl.-Ing. Rudolf Bibrach Dipl.-Ing. Elmar Rehberg  Pütterweg 6 D-3400 Göttingen D-3400 Göttingen (DE)