Invention Grant
US08281558B2 Method for the production of a vacuum insulation element wrapped in a film, filled with powder 有权
用于生产包裹在薄膜中的填充有粉末的真空绝热元件的方法

  • Patent Title: Method for the production of a vacuum insulation element wrapped in a film, filled with powder
  • Patent Title (中): 用于生产包裹在薄膜中的填充有粉末的真空绝热元件的方法
  • Application No.: US11992363
    Application Date: 2006-09-22
  • Publication No.: US08281558B2
    Publication Date: 2012-10-09
  • Inventor: Jochen HiemeyerRoland Caps
  • Applicant: Jochen HiemeyerRoland Caps
  • Applicant Address: DE
  • Assignee: VA-Q-TEC AG
  • Current Assignee: VA-Q-TEC AG
  • Current Assignee Address: DE
  • Agency: Pandiscio & Pandiscio
  • Priority: DE102005045726 20050923
  • International Application: PCT/EP2006/009247 WO 20060922
  • International Announcement: WO2007/033836 WO 20070329
  • Main IPC: B65B31/02
  • IPC: B65B31/02
Method for the production of a vacuum insulation element wrapped in a film, filled with powder
Abstract:
The invention relates to a method for producing an especially panel-shaped vacuum insulation element which is wrapped in a film and is filled with a powder. According to the method, the unmolded, loose powder is filled, particularly poured, into the opening of a bag which is formed from a high-barrier film and is open on one side. A filter material that is permeable to air and impermeable to powder dust is fixed to the internal face of the film bag in the area of the opening of the filled film bag such that the interior of the bag is closed in a dust-tight manner while air can still be discharged. The interior of the dust-tightly closed film bag is then evacuated and the evacuated film bag is air-tightly closed in a vacuum.
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