Invention Grant
US07947209B2 Device and method for the production of a water barrier in an unhardened roof tile
有权
在未硬化屋顶瓦中制造防水屏障的装置和方法
- Patent Title: Device and method for the production of a water barrier in an unhardened roof tile
- Patent Title (中): 在未硬化屋顶瓦中制造防水屏障的装置和方法
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Application No.: US11908031Application Date: 2006-03-07
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Publication No.: US07947209B2Publication Date: 2011-05-24
- Inventor: Peter Srostlik , Günter Weiss
- Applicant: Peter Srostlik , Günter Weiss
- Applicant Address: DE Oberursel
- Assignee: Lafarge Roofing Technical Centers GmbH
- Current Assignee: Lafarge Roofing Technical Centers GmbH
- Current Assignee Address: DE Oberursel
- Agency: Nils H. Ljungman & Associates
- Priority: DE102005011201 20050309
- International Application: PCT/EP2006/002079 WO 20060307
- International Announcement: WO2006/094759 WO 20060914
- Main IPC: B28B5/00
- IPC: B28B5/00 ; B28B3/02
Abstract:
The invention relates to a device and a method for producing a water barrier in unsolidified roof tile preforms. The inventive device comprises a molded piece with a recess as well as a die. The molded piece is disposed above the end of a roof tile perform, whereupon all or part of the rear edge of the roof tile perform is pressed upward by means of the die. The roof tile perform is then dried.
Public/Granted literature
- US20090309263A1 DEVICE AND METHOD FOR THE PRODUCTION OF A WATER BARRIER IN AN UNHARDENED ROOF TILE Public/Granted day:2009-12-17
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