IP Library Granted Patent US 9,849,636
Granted Patent B2
US 9,849,636 · App. 14/111,734 · Granted Dec 26, 2017

Reinforced structural element made of plastic, in particular in the vehicle interior design field

Inventors: Bernd Gross (Langenfeld, DE); Hans-Georg Werner (Langenfeld, DE); Sreenivas Paruchuri (Eastbourne, DE)
Assignee: JOHNSON CONTROLS GMBH
B29C70/42B29C70/46B29D99/001B60N2/686B60N2/7011B29L2031/30Y10T428/2481Y10T428/24752Y10T428/24802Y10T428/24818
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Quick Facts
Patent No.
US 9,849,636
App. No.
14/111,734
Granted
Dec 26, 2017
Kind
B2
Abstract

A vehicle structural element made of plastic has at least one carbon filler reinforced region and at least one fiberglass reinforced region. In a method for producing the vehicle structural element, a pre-heated carbon fiber reinforced region and a pre-heated fiberglass reinforced region are placed in a press and shaped.

Claims (17)

1. A vehicle structural element made of plastic, comprising:

at least one carbon-fiber-reinforced region; and

at least one glass-fiber-reinforced region having no overlapping portion with the at least one carbon-fiber-reinforced region,

wherein the carbon-fiber-reinforced region and the glass-fiber-reinforced region are provided edge to edge,

wherein the vehicle structural element is a cushion shell of a seat part,

wherein the at least one carbon-fiber-reinforced region extends in a thigh rest region of the seat part.

2. The vehicle structural element as claimed in claim 1 , wherein the carbon fibers of the carbon-fiber-reinforced region and the glass fibers of the glass-fiber-reinforced region are directed or undirected, wherein the carbon-fiber-reinforced and the glass-fiber-reinforced regions are provided at least in part as semifinished products which are shaped in particular into a three-dimensional shape.

3. The vehicle structural element as claimed in claim 1 , wherein the carbon fibers and/or the glass fibers are present as woven fabrics, mats, laid screens, knitted or crocheted fabrics and/or a combination of these structures.

4. The vehicle structural element as claimed in claim 1 , wherein the carbon-fiber-reinforced region is arranged in a region of the vehicle structural element which is subjected to higher mechanical loading than the region of the vehicle structural element which is reinforced with glass fibers.

5. The vehicle structural element as claimed in claim 1 , wherein the vehicle structural element is reinforced with glass fibers and/or carbon fibers on the whole.

6. A method for producing a vehicle structural element made of plastic as claimed in claim 1 based on a direct long fiber thermoplastic (DLFT) pressing method, the method comprising:

reinforcing the plastic with carbon fibers and glass fibers to create a carbon-fiber-reinforced region and a glass-fiber-reinforced region;

placing a mass of the plastic in a pre-heated state on separate portions corresponding to the carbon-fiber-reinforced region and the glass-fiber-reinforced region in a mold;

changing the mass into a desired shape using a press; and

removing the vehicle structural element in a finished state from the mold,

wherein the vehicle structural element is a cushion shell of the seat part,

wherein the carbon-fiber-reinforced region extends in a thigh rest region of the seat part.

Assignments (5)
NOTICE OF GRANT OF SECURITY INTEREST IN IP Recorded Nov 17, 2022
From: ADIENT US LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 061956/0301 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2022
From: ADIENT GLOBAL HOLDINGS LTD.
To: ADIENT US LLC
Reel/Frame 059086/0636 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 17, 2022
From: ADIENT LUXEMBOURG HOLDING S.A.R.L.
To: ADIENT GLOBAL HOLDINGS LTD.
Reel/Frame 058751/0678 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 24, 2020
From: JOHNSON CONTROLS GMBH
To: ADIENT LUXEMBOURG HOLDING S.A R.L.
Reel/Frame 055026/0876 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 4, 2014
From: GROSS, BERND; WERNER, HANS-GEORG; PARUCHURI, SREENIVAS
To: JOHNSON CONTROLS GMBH
Reel/Frame 032343/0702 →
Priority Claims (1)
DE 10 2011 017 281 · Apr 15, 2011 · national
Continuity (1)
Related Publication 20140178652A1 · Jun 26, 2014