Patent ID: 9079750
Filing Date: 2015-07-14
Classification: B66B,Y10T

Abstract:
1. An elevator renovating method for renovating an existing elevator comprising: an existing group supervising apparatus that is connected to a plurality of landing operating panels; and a plurality of existing elevator cars that are connected to respective existing elevator controlling apparatuses that are connected to said existing group supervising apparatus, the elevator renovating method comprising: connecting a relaying apparatus, which is connected to new landing operating panels and a new group supervising apparatus with the new group supervising apparatus connected between the relaying apparatus and the new landing operating panels, to the respective existing elevator controlling apparatuses to enable operation of the existing elevator cars by the new group supervising apparatus disconnecting the existing group supervising apparatus from the respective elevator controlling apparatuses, connecting new elevator cars and new elevator controlling apparatuses to the new group supervising apparatus to enable operation of the new elevator cars with the new group supervising apparatus according to the operations of the new landing operating panels before or after disconnecting the respective existing elevator controlling apparatuses and the exiting elevator cars from the new group supervising apparatus.