IP Library Granted Patent US 8,198,569
Granted Patent B2
US 8,198,569 · App. 11/189,369 · Granted Jun 12, 2012

Electrically conductive textile

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Quick Facts
Patent No.
US 8,198,569
App. No.
11/189,369
Granted
Jun 12, 2012
Kind
B2
Abstract

A surface structure ( 1 ) that is at least partially electrically conductively coated by a conductor coating ( 11 ), and which can be connected to an electric power source by at least one electric connecting conductor ( 2 ). The connecting conductor ( 2 ) electrically contacts the conductor coating ( 11 ) at at least one solder point ( 3 ), and the conductive coating ( 11 ) is thickened at least at one contact zone ( 4 ) in the area of the solder point ( 3 ) as opposed to other areas ( 7 ) of the surface structure ( 1 ).

Claims (24)

1. An apparatus comprising: a surface structure having a surrounding area which is at least partially electrically conductively coated by a conductor coating and which is adapted to be connected to a power source by at least one electric connecting conductor, the connecting conductor electrically contacting the conductor coating at a contact zone, wherein the conductor coating is approximately two to five times as thick in the contact zone as compared to the surrounding area of the surface structure.

2. An apparatus according to claim 1 wherein the surface structure comprises metallized strands and wherein the metallization comprises the conductor coating.

3. An apparatus according to claim 2 wherein the strands are non-conductive synthetic strands.

4. An apparatus according to claim 1 wherein the connecting conductor is a round or flat cable.

5. An apparatus according to claim 1 wherein the contact zone is formed by galvanizing a metal to the conductor coating.

6. An apparatus according to claim 5 wherein the galvanized metal is different than the conductor coating.

7. An apparatus according to claim 6 wherein the galvanized metal comprises copper and the conductor coating comprises silver.

8. An apparatus according to claim 1 wherein the connecting conductor is soldered to a portion of the contact zone.

9. An apparatus according to claim 8 wherein the connecting conductor is additionally glued to a portion of the contact zone.

10. An apparatus according to claim 1 wherein the surface structure comprises a textile, film, netting or a combination thereof and the conductor coating is applied to at least portions of the surface structure.

11. An apparatus according to claim 1 wherein the conductor coating has a thickness of approximately 5 μm to 1 mm in the contact zone, and a thickness of approximately 0.1 μm to 1 μm in the surrounding area.

12. An apparatus according to claim 1 wherein the conductor coating has a thickness of approximately 10 μm to 20 μm in the contact zone, and a thickness of approximately 0.5 μm to 5 μm in the surrounding area.

13. A method of electrically connecting a connecting conductor to a conductive textile comprising the steps of:

providing a surface structure which is at least partially electrically conductively coated by a conductor coating;

metallizing the conductor coating to form at least one contact zone which is approximately two to five times thicker than a surrounding area, of the surface structure; and

soldering the connecting conductor at least one point associated with the contact zone to establish an electrical connection between the connecting conductor and the surface structure.

14. A method according to claim 13 comprising the step of metallizing the conductor coating on both sides of surface structure to form at least one contact zone.

15. A method according to claim 13 comprising the step of gluing, the connecting conductor at the at least one contact point.

16. A method according to claim 13 wherein the step of metallizing comprises galvanizing the conductor coating.

17. A method according to claim 13 wherein the conductor coating has a thickness of approximately 5 μm to 1 mm in the contact zone, and a thickness of approximately 0.1 μm to 10 μm in the surrounding area.

18. An apparatus according to claim 1 , comprising:

a core pad, wherein the surface structure overlays at least a portion of one side of the core pad; and

a seat cover overlaying the surface structure and coupling the surface structure to the core pad.

19. An apparatus according to claim 18 wherein the surface structure comprises a capacitive sensor or a heating element.

Assignments (4)
CHANGE OF NAME Recorded Apr 24, 2015
From: W.E.T. AUTOMOTIVE SYSTEMS AG
To: GENTHERM GMBH
Reel/Frame 035496/0605 →
RELEASE OF SECURITY INTEREST IN PATENTS Recorded Mar 30, 2007
From: FORTRESS CREDIT CORP.
To: SOMERO ENTERPRISES, INC.
Reel/Frame 019094/0248 →
SECURITY AGREEMENT Recorded Nov 22, 2005
From: SOMERO ENTERPRISES, INC. (BY ASSIGNMENT FROM GTG PORTFOLIO HOLDINGS, INC.)
To: FORTRESS CREDIT CORP.
Reel/Frame 016800/0519 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 20, 2005
From: KROBOK, MARTIN; VOELK, MARKUS; BRAMBERGER, PETER
To: W.E.T. AUTOMOTIVE SYSTEMS AG
Reel/Frame 016918/0232 →