Title:
METHOD FOR THE PRODUCTION OF A TUBE
Document Type and Number:
WIPO Patent Application WO2005019053
Kind Code:
A3
Abstract:
Disclosed is a method for producing a tube comprising a compressible peripheral wall in an injection molding process by using an injection mold (30) that is provided with a core (40) and a female die (37). The opening end of the tube is produced in a neck mold (32) which retains the unfinished tube also during opening of the mold (30). Special measures prevent the soft plastic of the unfinished tube from sticking to the mold (30).
Inventors:
HELMENSTEIN ACHIM (DE)
Application Number:
PCT/EP2004/007274
Publication Date:
June 16, 2005
Filing Date:
July 03, 2004
Export Citation:
Assignee:
FISCHBACH KG KUNSTSTOFF TECHNI (DE)
HELMENSTEIN ACHIM (DE)
HELMENSTEIN ACHIM (DE)
International Classes:
B29C45/00; B29D23/20; B65D35/08; B29C45/14; B29C45/26; B29C45/34; B29C45/36; B29C45/43; B29C65/00; B29C65/02; (IPC1-7): B65D35/08; B29D23/20; B29C45/00; B65D35/14
Domestic Patent References:
| WO1992000224A1 | 1992-01-09 |
Foreign References:
| DE2461786A1 | 1976-07-01 | |||
| DE4318014C1 | 1994-06-01 | |||
| FR2630409A3 | 1989-10-27 | |||
| DE19703316A1 | 1998-08-06 | |||
| US3260777A | 1966-07-12 | |||
| DE8024411U1 | 1981-01-22 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 014, no. 155 (M - 0954) 26 March 1990 (1990-03-26)
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 02 5 February 2003 (2003-02-05)
DATABASE WPI Week 197927, Derwent World Patents Index; AN 1979-49921b, XP002306659
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 01 30 January 1998 (1998-01-30)
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 02 5 February 2003 (2003-02-05)
DATABASE WPI Week 197927, Derwent World Patents Index; AN 1979-49921b, XP002306659
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 01 30 January 1998 (1998-01-30)
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