发明授权
- 专利标题： Light directing expandable envelope
- 专利标题（中）： 光引导可扩展的信封
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申请号： US12895941申请日： 2010-10-01
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公开(公告)号： US08789981B2公开(公告)日： 2014-07-29
- 发明人: Michael R. Harms , Lance E. Behymer , Justin W. Wilhelm , Lars A. Smeenk , Mark H. Smith , Luis A. Aguirre , Felix Bierbaum , Karl K. Stensvad
- 申请人： Michael R. Harms , Lance E. Behymer , Justin W. Wilhelm , Lars A. Smeenk , Mark H. Smith , Luis A. Aguirre , Felix Bierbaum , Karl K. Stensvad
- 申请人地址： US MN St. Paul
- 专利权人： 3M Innovative Properties Company
- 当前专利权人： 3M Innovative Properties Company
- 当前专利权人地址： US MN St. Paul
- 代理商 David B. Patchett
- 主分类号： F21V8/00
- IPC分类号： F21V8/00 ; G02B1/04 ; F21V5/00
摘要：
Disclosed is an expandable envelope that comprises a light directing film this both transmits and reflects light. In its inflated form and along with a light source, the envelope forms a light balloon that due to the light directing film provides directed light to an area surrounding the balloon.
公开/授权文献
- US20120081908A1 LIGHT DIRECTING EXPANDABLE ENVELOPE 公开/授权日：2012-04-05