Invention Grant
- Patent Title: Magnetic elevator drive member and method of manufacture
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Application No.: US15154190Application Date: 2016-05-13
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Publication No.: US10214387B2Publication Date: 2019-02-26
- Inventor: Richard N. Fargo
- Applicant: OTIS ELEVATOR COMPANY
- Applicant Address: US CT Farmington
- Assignee: OTIS ELEVATOR COMPANY
- Current Assignee: OTIS ELEVATOR COMPANY
- Current Assignee Address: US CT Farmington
- Agency: Carlson, Gaskey & Olds
- Main IPC: B66B9/02
- IPC: B66B9/02 ; B66B11/04 ; B23K1/19 ; B23K5/02 ; H02K1/22 ; H02K5/04 ; H02K7/10
Abstract:
An illustrative example method of making a magnetic drive component includes inserting a plurality of metal teeth into a metal tube. The teeth respectively have a first portion received against an inner surface of the tube. The teeth respectively have a second portion and a third portion spaced apart and projecting toward a center of the tube. The method includes securing the plurality of teeth to the tube.
Public/Granted literature
- US20170327347A1 MAGNETIC ELEVATOR DRIVE MEMBER AND METHOD OF MANUFACTURE Public/Granted day:2017-11-16
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