Invention Grant
- Patent Title: Radius conveyor with magnetic bearing
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Application No.: US15512730Application Date: 2015-09-24
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Publication No.: US09988214B2Publication Date: 2018-06-05
- Inventor: Bryant G. Ragan
- Applicant: Laitram, L.L.C.
- Applicant Address: US LA Harahan
- Assignee: Laitram, L.L.C.
- Current Assignee: Laitram, L.L.C.
- Current Assignee Address: US LA Harahan
- Agent James T. Cronvich
- International Application: PCT/US2015/051974 WO 20150924
- International Announcement: WO2016/060818 WO 20160421
- Main IPC: B65G17/38
- IPC: B65G17/38 ; B65G15/58 ; B65G21/20 ; B65G17/08 ; B65G15/60

Abstract:
A radius conveyor comprising a sideflexing conveyor belt and a touchless magnetic bearing at the inside of a turn. The conveyor belt has electrically conductive elements in a side edge. An array of permanent magnets along the conveyor's side rail at the inside of the turn produces a permanent magnetic field. As the conveyor belt is driven through the turn, the permanent magnet field induces currents in the electrically conductive material. The currents produce reaction magnetic fields opposed to the permanent magnetic field that result in a radially outward force pushing the conveyor belt away from frictional contact with the side rail. Alternatively, permanent magnets in the side edge of the belt and electrically conductive elements in the conveyor's side rail likewise provide a magnetic bearing.
Public/Granted literature
- US20170247192A1 RADIUS CONVEYOR WITH MAGNETIC BEARING Public/Granted day:2017-08-31
Information query
IPC分类: