Device and method for producing a spring made of fiber composite material
Research output: Intellectual property › Patent application/Patent
Contributors
Abstract
The invention relates to a method for producing a spring made of fiber composite material, in which a laminate strand which is formed from fibers of fiber composite material and is impregnated with a matrix material that can be consolidated is reshaped into a spring geometry. The invention also relates to a device for carrying out the method. On the method side, it is proposed that, prior to reshaping the laminate strand (2), a strand-shaped preproduct (20) is formed by applying a deformable protective jacket (16), which encloses the laminate strand (2), in a continuous application process. On the device side, it is proposed that an application unit (15) for forming a protective jacket (16) around the laminate strand (2) is arranged downstream of the processing device (1) in the transport direction of the laminate strand (2).
Details
The invention relates to a method for producing a spring made of fiber composite material, in which a laminate strand which is formed from fibers of fiber composite material and is impregnated with a matrix material that can be consolidated is reshaped into a spring geometry. The invention also relates to a device for carrying out the method. On the method side, it is proposed that, prior to reshaping the laminate strand (2), a strand-shaped preproduct (20) is formed by applying a deformable protective jacket (16), which encloses the laminate strand (2), in a continuous application process. On the device side, it is proposed that an application unit (15) for forming a protective jacket (16) around the laminate strand (2) is arranged downstream of the processing device (1) in the transport direction of the laminate strand (2).
| Original language | English |
|---|---|
| IPC (International Patent Classification) | B29C 53/12 |
| Patent number | US 2015/0330471 |
| Filing date | 6 Dec 2013 |
| Country/Territory | United States of America |
| Priority date | 21 Dec 2012 |
| Priority number | DE102012112937 |
| Publication status | E-pub ahead of print - 19 Nov 2015 |
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