Invention Grant
- Patent Title: System for providing DC power to elevator car
- Patent Title (中): 为电梯轿厢提供直流电源的系统
-
Application No.: US13503921Application Date: 2009-10-29
-
Publication No.: US09150385B2Publication Date: 2015-10-06
- Inventor: Juergen Gewinner , Stefan Lothar Seelmann
- Applicant: Juergen Gewinner , Stefan Lothar Seelmann
- Applicant Address: US CT Farmington
- Assignee: OTIS ELEVATOR COMPANY
- Current Assignee: OTIS ELEVATOR COMPANY
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- International Application: PCT/US2009/062525 WO 20091029
- International Announcement: WO2011/053294 WO 20110505
- Main IPC: B66B1/08
- IPC: B66B1/08 ; B66B13/14
Abstract:
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.
Public/Granted literature
- US20120217099A1 ELEVATOR DOOR CONTROLLER SYSTEM Public/Granted day:2012-08-30
Information query
IPC分类:
