(19)

(11)

EP 0 020 332 A1

(12)

(43) Date of publication: 07.01.1981 Bulletin 1981/01 (21) Application number: 78900270.0 (22) Date of filing: 17.11.1978

(51) International Patent Classification (IPC):  F25B 5/ 02( . ) F25B 45/ 00( . ) F25B 49/ 00( . ) F25B 29/ 00( . ) F25B 47/ 02( . ) (86) International application number: PCT/SE1978/000079 (87) International publication number: WO 1980/001102 (29.05.1980 Gazette 1980/12)

(84) Designated Contracting States: FR (71) Applicant: GÖTTINGER, Helmut S-461 00 Trollhättan (SE)	(72) Inventor: GÖTTINGER, Helmut S-461 00 Trollhättan (SE)