Method of modernising a lift installation

Details Method of modernising a lift installation Method of modernising a lift installation

B - Operations, Transporting

66

B

B66B 11/00 (2006.01) B66B 1/18 (2006.01) B66B 1/20 (2006.01)

Patent

CA 2594438

The invention relates to a method of modernising a lift installation (10), which comprises a first lift cage (30) movable in a shaft (20) by means of a first drive (32). For the modernisation at least one second drive (42) is installed without changing the first drive (32). In addition, at least one second lift cage (40) is installed in the shaft (20) and connected with the second drive (42). Moreover, a control unit (50, 52) is installed or configured in such a manner that this controls the first drive (32) and the second drive (42).

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