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Title:
建材用樹脂部品及びその成形方法
Document Type and Number:
Japanese Patent JP5481207
Kind Code:
B2
Abstract:

To eliminate the releasability of a film covering the surface of a cap which blocks the upper end of a hollow part of a support and thereby, allow the film to stay welded in one piece and highly durable.

First, a cap A is molded by in-mold forming, and the surface of the cap A is covered with a highly weatherable film 3 with an edge grain pattern etc. formed on the surface. In this case, the film 3 is arranged by turning it into the outer circumferential end part of the back surface of a blocking plate of the cap A from the face surface of the plate 2 through the side surface of the plate. Further, on the back surface of the blocking plate 2, the apex of the turning-in margin is sealably inserted into the root part of a fitting leg 22 which can fit into the hollow part of the support 1 arranged upright on the back surface of the blocking plate. Thus the releasability of the film which is welded in one piece, is eliminated by inhibiting the exposure of the end part of the film 3. Finally, the in-mold forming of the cap A is performed using a wrapping sheet 3 of the support 1 as it is, so that the support 1 with a grain-patterned cap 3 can be obtained.

COPYRIGHT: (C)2011,JPO&INPIT


Inventors:
Niwa Yoshiaki
Koji Kitahara
Application Number:
JP2010004288A
Publication Date:
April 23, 2014
Filing Date:
January 12, 2010
Export Citation:
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Assignee:
Niko Industry Co., Ltd.
Lixil inc.
International Classes:
B29C45/14; B29C45/16; E06B11/02; B29L31/10
Domestic Patent References:
JP2007136841A
JP9131752A
JP2010115864A
Attorney, Agent or Firm:
Hideo Takino
Takao Kawasaki
Fumio Takino
Toshiaki Tsuda
Masashi Torino
Tamura Kosou