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    • 1. 发明专利
    • RENEWAL OF ELEVATOR
    • JPH0891728A
    • 1996-04-09
    • JP23160494
    • 1994-09-27
    • HITACHI BUILDING SYST ENG
    • KUDO YUJISUZUKI TOMOAKIHIRAGA KIYOTAKA
    • B66B5/00B66B1/46B66B7/00
    • PURPOSE: To improve the service for users during the renewal construction period, by carrying out the withdrawal work for the already installed landing buttons and the installation work for the newly installed landing bottons, during the operation of an already installed elevator by the temporarily installed landing buttons. CONSTITUTION: Already installed landing buttons 9A-9D are connected with the control panels 5 and 6 before renewal through a connection wire 11. After releasing this connection, the temporarily installed landing buttons 10A-10D are connected, separately from the already installed landing buttons 9A-9D with the connection wire 11. Through this connection change, the already installed landing buttons 9A-9D are put into each electrically separated state from the control panels 5 and 6, and even if the withdrawal work and the installation work for the newly installed landing buttons are carried out, the work can be carried out during the operation of the already installed elevator by the temporarily installed landing buttons 10A-10D. Accordingly, the service for users in the renewal construction period can be improved.
    • 7. 发明专利
    • RENEWAL OF ELEVATOR
    • JPH07323975A
    • 1995-12-12
    • JP12030094
    • 1994-06-01
    • HITACHI BUILDING SYST ENG
    • KUDO YUJISUZUKI TOMOAKIHIRAGA KIYOTAKA
    • B66B7/00
    • PURPOSE:To facilitate the renewal work by simultaneously operating an elevator group before renewal and an elevator group after renewal during the renewal period. CONSTITUTION:An interface relay 5 for the managed operation for an elevator group after renewal is connected between the dc power source lines P and N, and a contact point 4 is connected in series with the interface relay 5 for the managed operation. In a control panel 1 after the renewal, the always opened contact point 5a of the interface relay 5 for the managed operation connected with the power source line P is connected with the dc power source line N through a relay 6 for the managed operation in a control panel 2 before the renewal, through a connection line 8. In this state, an elevator group after the renewal and an elevator group before the renewal are installed in combination, and the elevators before and after the renewal can be management-operated by one instruction signal for the managed operation which is supplied from a monitor panel 3 for elevator.