| 发明名称 | System for providing DC power to elevator car | ||
| 摘要 | The present invention relates to an elevator door controller system for operating doors of an elevator car. The system includes a travelling cable for delivering DC power to the car. The car includes a power storage device for storing DC power from the travelling cable, a DC motor for operating the car doors, and an elevator door drive powered by the power storage device for driving the DC motor to operate the car doors. | ||
| 申请公布号 | US9150385(B2) | 申请公布日期 | 2015.10.06 |
| 申请号 | US200913503921 | 申请日期 | 2009.10.29 |
| 申请人 | OTIS ELEVATOR COMPANY | 发明人 | Gewinner Juergen;Seelmann Stefan Lothar |
| 分类号 | B66B1/08;B66B13/14 | 主分类号 | B66B1/08 |
| 代理机构 | Cantor Colburn LLP | 代理人 | Cantor Colburn LLP |
| 主权项 | 1. An elevator door controller system for operating car doors of an elevator car, the system comprising: a DC power supply unit for supplying DC power; a travelling cable for delivering DC power to the car, the travelling cable connected between the DC power supply unit and the car; a power storage device located on the car for storing DC power from the travelling cable; a DC motor for operating the car doors; and an elevator door drive powered by the power storage device for driving the DC motor to operate the car doors. | ||
| 地址 | Farmington CT US | ||