(19)
(11) EP 1 647 513 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
02.12.2009 Bulletin 2009/49

(43) Date of publication A2:
19.04.2006 Bulletin 2006/16

(21) Application number: 05007196.8

(22) Date of filing: 01.04.2005
(51) International Patent Classification (IPC): 
B66B 7/06(2006.01)
 B66B 9/00(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 15.10.2004 JP 2004300904

(71) Applicant: Hitachi, Ltd.
Tokyo (JP)

(72) Inventors:
  • Seki, Kenta c/o Hitachi, Ltd. Int. Prop. Group
    Tokyo 100-8220 (JP)
  • Hagiwara, Takayuki c/o Hitachi, Ltd. Int.Prop.Gr.
    Tokyo 100-8220 (JP)
  • Fujino, Atsuya c/o Hitachi, Ltd. Int. Prop. Group
    Tokyo 100-8220 (JP)
  • Hayano, Tomio c/o Hitachi, Ltd. Int. Prop. Group
    Tokyo 100-8220 (JP)

(74) Representative: MERH-IP Matias Erny Reichl Hoffmann 
Paul-Heyse-Strasse 29
80336 München
80336 München (DE)

   


(54) Multicar elevator


(57) With a circulation type multicar elevator, a plurality of cages (3A-3F) is arranged in ascent and descent paths (1A, 1B). Ropes (4A, 4B) connect the plurality of cages (3A-3F) in pairs. A drive device for the ropes comprises a plurality of rope drive pulleys (26), on which the ropes (4A, 4B) are stretched. The rope drive pulleys (26) are dispersedly arranged on an arc or a smooth curve above and below the ascent and descent paths (1A, 1B). The rope drive pulleys (26) are grouped and drive motors (23) are provided every group to rotatingly drive the rope drive pulleys (26). The respective groups correspond to pairs of cages (3A-3F).







Search report