(19)
(11) EP 0 960 746 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
29.03.2000 Bulletin 2000/13

(43) Date of publication A2:
01.12.1999 Bulletin 1999/48

(21) Application number: 99301947.0

(22) Date of filing: 15.03.1999
(51) International Patent Classification (IPC)7: B42F 13/26
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 26.05.1998 GB 9811259

(71) Applicant: WORLD WIDE STATIONERY MANUFACTURING CO. LTD.
Kwai Chung, New Territories (HK)

(72) Inventor:
  • Pi, Jin Biao
    Daye City, Hubei Province (CN)

(74) Representative: Findlay, Alice Rosemary 
Lloyd Wise, Tregear & Co., Commonwealth House, 1-19 New Oxford Street
London WC1A 1LW
London WC1A 1LW (GB)

   


(54) A ring binder mechanism


(57) A ring binder mechanism (10) is disclosed as including wires/tabs for supporting two plates (12) for relative pivotal movement, in which pairs of half-rings (14A,14B) are mounted to the plates which are pivotably movable relative to each other between a first configuration in which the half-ring members are closed and the angle between the upper surfaces of the plates is less than 180°, and a second configuration in which the half-ring members are open and the angle between the upper surfaces of the plates (12) is more than 180°, in which the wires/tabs are engaged with the plate members, and the plates (12) are retained by the wires/tabs in a position in which the inner edges of the plates constantly abut each other, and a majority of the upper surfaces of the plates is allowed to be exposed to the environment.






Search report