Invention Application
- Patent Title: FRICTION LINER AND TRACTION SHEAVE
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Application No.: US16993502Application Date: 2020-08-14
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Publication No.: US20200369491A1Publication Date: 2020-11-26
- Inventor: James L. Hubbard , David R. Torlai , Peter Keyo
- Applicant: Otis Elevator Company
- Main IPC: B66B15/04
- IPC: B66B15/04

Abstract:
Disclosed is a liner for a traction sheave including a top surface and a bottom surface mutually spaced on a height-wise axis (H), a front surface and a back surface mutually spaced on lengthwise axis (L), and a plurality of side surfaces including a first side surface and a second side surface mutually spaced in a widthwise axis (W), wherein in a first cross sectional profile of the plurality of side surfaces forms convergent-divergent profile.
Public/Granted literature
- US11254544B2 Friction liner and traction sheave Public/Granted day:2022-02-22
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