Invention Grant
- Patent Title: Rope for elevator and manufacturing method therefor
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Application No.: US15318565Application Date: 2015-06-18
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Publication No.: US10443191B2Publication Date: 2019-10-15
- Inventor: Sung Hee Hong , Yeon Hwan Bae
- Applicant: Kiswire Ltd.
- Applicant Address: KR Busan
- Assignee: Kiswire Ltd.
- Current Assignee: Kiswire Ltd.
- Current Assignee Address: KR Busan
- Agency: McCarter & English, LLP
- Priority: KR10-2014-0075058 20140619
- International Application: PCT/KR2015/006212 WO 20150618
- International Announcement: WO2015/194893 WO 20151223
- Main IPC: D07B1/06
- IPC: D07B1/06 ; B66B7/06 ; D07B5/00

Abstract:
The present invention relates to a rope for an elevator. The rope for the elevator comprises: a center strand formed by twisting a plurality of wires; inner layer strands formed by twisting the plurality of wires and arranged along the outer periphery of the center strand; and outer layer strands formed by twisting the plurality of wires and arranged along the outer periphery of the inner layer strands, wherein ten of each of the inner layer strands and the outer layer strands are prepared, the diameter of the center strand, the diameter of the inner layer strand and the diameter of the outer layer strand are respectively 0.33-0.35 times, 0.13-0.15 times and 0.22-0.24 times as large as the diameter of a first imaginary circle circumscribed around the outer layer strands, and a fill factor is 64-67%.
Public/Granted literature
- US20170129742A1 Rope for Elevator and Manufacturing Method Therefor Public/Granted day:2017-05-11
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