Invention Grant
- Patent Title: Two-sided single-needle understitch sewing technique
- Patent Title (中): 双面单针缝合缝纫技术
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Application No.: US12738643Application Date: 2008-08-18
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Publication No.: US08474388B2Publication Date: 2013-07-02
- Inventor: Alexander Roth
- Applicant: Alexander Roth
- Applicant Address: DE Darmstadt
- Assignee: Evonik Roehm GmbH
- Current Assignee: Evonik Roehm GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: DE102007051422 20071025
- International Application: PCT/EP2008/060782 WO 20080818
- International Announcement: WO2009/053129 WO 20090430
- Main IPC: D05B3/02
- IPC: D05B3/02 ; B32B9/00
Abstract:
Reinforcement of sandwich structures with aid of a reinforcing device. The outer layers of the sandwich structure may primarily include a fiber-plastic composite and the core material may include a rigid polymer foam.
Public/Granted literature
- US20100209658A1 TWO-SIDED SINGLE-NEEDLE UNDERSTITCH SEWING TECHNIQUE Public/Granted day:2010-08-19
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