Title:
FLUORORESINE FILM SEAMLESS EDGE-SEALING METHOD
Document Type and Number:
WIPO Patent Application WO/2010/078695
Kind Code:
A1
Abstract:
A fluororesine film seamless edge-sealing method includes the following steps: 1. putting fluororesin material into the mold, obtaining a tubular body (1) by one of the following ways: the first way, keeping pressure, demolding, and finally sintering the compression molded cast; the second way, mechanical injection; and the third way, mechanical vulcanization; 2. cutting the obtained tubular body (1) to rings (3), and cutting off an annular slot (31) in the inner wall of the ring (3); 3. cutting the fluororesin coated fabric(2) to a shape adapted for the ring (3), and inserting the fabric into the slot (31) of the ring (3); 4. hot pressing to acquire a fluororesin coated fabric (4) with seamless sealed edge.
Inventors:
XUE YANYAN (CN)
Application Number:
PCT/CN2009/000029
Publication Date:
July 15, 2010
Filing Date:
January 09, 2009
Export Citation:
Assignee:
XUE YANYAN (CN)
International Classes:
A47J36/04; B32B3/02; B32B37/02; D06C13/12; D06C25/00
Foreign References:
| US20020017362A1 | 2002-02-14 | |||
| CN2849341Y | 2006-12-20 | |||
| CN1966258A | 2007-05-23 |
Other References:
See also references of EP 2382899A4
Attorney, Agent or Firm:
NINGBO CHANNEL PATENT ATTORNEYS OFFICE (65 South Jiefang RoadNingbo, Zhejiang 0, CN)
Download PDF: