Invention Grant
- Patent Title: System and method for sealing a hemmed closure
- Patent Title (中): 用于密封卷边封口的系统和方法
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Application No.: US13021819Application Date: 2011-02-07
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Publication No.: US08840749B2Publication Date: 2014-09-23
- Inventor: Guangling Song
- Applicant: Guangling Song
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Agency: Quinn Law Group, PLLC
- Main IPC: B29C65/00
- IPC: B29C65/00 ; B29C65/48 ; B32B37/00 ; B21D39/02 ; B32B27/28 ; B32B7/12 ; B32B27/32

Abstract:
A sealed hemmed closure assembly includes an inner panel having a first face and a second face, and an outer panel having a panel portion and a hemming portion. The second face of the inner panel substantially opposes the first face, and the hemming portion of the outer panel is disposed proximate an edge of the outer panel. The panel portion of the outer face is configured to abut the first face of the inner panel, and the hemming portion is configured to abut the second face of the inner panel. An adhesive material is disposed between the panel portion of the outer panel and the first face of the inner panel, and a sealant material is disposed between the hemming portion of the outer panel and the second face of the inner panel.
Public/Granted literature
- US20120202013A1 SYSTEM AND METHOD FOR SEALING A HEMMED CLOSURE Public/Granted day:2012-08-09
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