Invention Grant
US08235091B2 Amorphous ribbon take-up roll switching method and switching system
有权
无定型带卷取卷式切换方式及切换系统
- Patent Title: Amorphous ribbon take-up roll switching method and switching system
- Patent Title (中): 无定型带卷取卷式切换方式及切换系统
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Application No.: US12311562Application Date: 2007-05-10
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Publication No.: US08235091B2Publication Date: 2012-08-07
- Inventor: Shigekatsu Ozaki , Takeshi Imai
- Applicant: Shigekatsu Ozaki , Takeshi Imai
- Applicant Address: JP Tokyo
- Assignee: Nippon Steel Corporation
- Current Assignee: Nippon Steel Corporation
- Current Assignee Address: JP Tokyo
- Agency: Kenyon & Kenyon LLP
- Priority: JP2006-276619 20061010; JP2006-276620 20061010
- International Application: PCT/JP2007/070032 WO 20070510
- International Announcement: WO2008/044788 WO 20080417
- Main IPC: B22D11/06
- IPC: B22D11/06 ; B65H19/22

Abstract:
The present invention provides an amorphous ribbon take-up roll switching and method which use a take-up device provided with a plurality of take-up rolls magnetized on their surfaces so as to take up an amorphous alloy ribbon during which it is possible to simply and inexpensively switch take-up rolls stably without ribbon breaking, uneven take-up, or other trouble regardless of the amount of take-up, that is, a method of taking up amorphous ribbon having a magnetic property cast using a cooling roll by using two or more take-up rolls, which amorphous ribbon switching method characterized by, when switching the take-up rolls, bringing the amorphous ribbon into contact with the next take-up roll and cutting the amorphous ribbon being taken up in the state with the next take-up roll brought into proximity with the cooling roll or separating the next take-up roll and the cooling roll and cutting the amorphous ribbon between the take-up roll and the next take-up roll.
Public/Granted literature
- US20090324315A1 Amorphous ribbon take-up roll switching method and switching system Public/Granted day:2009-12-31
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