(19)

(11)

EP 0 113 361 A1

(12)

(43) Date of publication: 18.07.1984 Bulletin 1984/29 (21) Application number: 83902081.0 (22) Date of filing: 01.07.1983

(51) International Patent Classification (IPC):  E05B 27/ 00( . ) E05B 27/ 04( . ) (86) International application number: PCT/AU1983/000088 (87) International publication number: WO 1984/000190 (19.01.1984 Gazette 1984/02)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 01.07.1982 AU 19820004669 (71) Applicant: WHITCO PTY. LTD. Brisbane, QLD 4075 (AU)	(72) Inventor: SPREKELER, Otto Gunther Brisbane, QLD 4121 (AU)