Title:
SUITCASE HAVING FRAME INTEGRALLY FORMED FROM COMPOSITE MATERIAL AND FABRICATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/116124
Kind Code:
A1
Abstract:
The invention is a suitcase having a frame integrally formed from a composite material and a fabrication method therefor. The method comprises the following steps: A) preparing a thermoplastic sheet into an outer housing; B) placing a housing body of the outer housing in an inner concave mold region of a heating mold, placing a housing edge of the housing in a frame mold region of the heating mold, and enabling an outer surface of the housing to correspond to an inner wall surface of the heating mold; C) placing an outer surface of a thermosetting carbon fiber plastic layer on an inner surface of the housing; D) providing a filling layer on an inner surface of the thermosetting carbon fiber plastic layer and located in the frame mold region; and E) using a balloon to expand against the thermosetting carbon fiber plastic layer and the filling layer, and heating same by means of the heating mold, such that the housing, the thermosetting carbon fiber plastic layer and the filling layer are bonded to one another.
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Inventors:
LIAO YUANHONG (CN)
WU SHUCHUN (CN)
WU SHUCHUN (CN)
Application Number:
PCT/CN2020/133757
Publication Date:
June 09, 2022
Filing Date:
December 04, 2020
Export Citation:
Assignee:
QUEST COMPOSITE TECH CORPORATION (CN)
International Classes:
A45C5/00; B29C69/00; B29C43/10; B29C51/28
Foreign References:
| CN110549636A | 2019-12-10 | |||
| TW200914240A | 2009-04-01 | |||
| CN108697215A | 2018-10-23 | |||
| CN109291467A | 2019-02-01 | |||
| CN1167429A | 1997-12-10 | |||
| CN205432496U | 2016-08-10 | |||
| US4201612A | 1980-05-06 |
Attorney, Agent or Firm:
BEIJING CHINGCHENG INTELLECTUAL PROPERTY AGENCY LTD (CN)
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