ELECTRICAL CONNECTING ELEMENT AND DISK EQUIPPED WITH SUCH AN ELEMENT

• US 20130052859A1
• Filed: 08/27/2012
• Published: 02/28/2013
• Est. Priority Date: 09/20/2007
• Status: Active Grant

• Current Assignee: Saint-Gobain Glass France (Compagnie De Saint-Gobain)
• Original Assignee: Bernhard Reul, Mitja Rateiczak, Stefan Ziegler
• Inventors: ZIEGLER, Stefan, RATEICZAK, Mitja, REUL, Bernhard
• Granted Patent: US 8,485,840 B2
• Time in Patent Office: Days
• US Class Current: 439/382
• CPC Class Codes: H05B 2203/016 Heaters using particular connecting means
• CPC Class Codes: H05B 3/84 Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
• CPC Class Codes: Y10T 29/49117 Conductor or circuit manufacturing
• CPC Class Codes: Y10T 29/49208 by assembling plural parts

Abstract

An electrical connecting element is described, designed to be welded or soldered onto an electrically conductive component of a window pane. A body of the electrically connecting element has an electrically conductive foil with a thickness between 1 and 500 μm and intermediate means that serve as shock-absorbing means between a stiff section of the body and the window pane.

Claims

1. An electrical connecting element adapted to connect with at least one electrically conductive component of a window pane, the electrical connecting element comprising an electrically conductive body, the electrically conductive body comprising at least one electrically conductive foil, the electrically conducting foil comprising:

i) at least one electrical connection surface adapted to be in contact with the at least one electrically conductive component, and

ii) at least one affixing surface separate from the electrical connection surface and adapted to fix the electrical connecting element on the window pane;

the electrical conductive body further comprising;

i) an electrically conductive stiff section or an electrically conductive stiff part, that is adapted to be connected to the electrically conductive foil, and wherein the electrically conductive foil extends past perimeter edges defined by the electrically conductive stiff section or the electrically conductive stiff part that is adapted to be connected to the electrically conductive foil.

2. The electrical connecting element according to claim 1, wherein the electrically conductive foil has a thickness between 1 and 200 μ

m.

3. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means adapted to be arranged on one of the surfaces of the electrically conductive foil, and the electrically conductive foil is located facing the electrically conductive stiff section or the electrically conductive stiff part.

4. The electrical connecting element according to claim 1, wherein the at least one affixing surface is formed by the at least one electrical connection surface.

5. The electrical connecting element according to claim 1, wherein the at least one affixing surface includes affixing means.

6. The electrical connecting element according to claim 1, wherein the at least one affixing surface comprises affixing means made of a two-sided adhesive strip optionally provided with a protective layer on the surface opposite that facing the affixing surface.

7. The electrical connecting element according to claim 1, wherein the affixing surface is configured to accommodate adhesive.

8. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means, wherein the intermediate means are adapted to be arranged facing the electrically conductive stiff section or the electrically conductive stiff part and on a surface of the stiff section or stiff part opposite that of the electrically conductive foil, and wherein the intermediate means are adapted to be further connected with the affixing surface and configured to be affixed on the window pane.

9. The electrical connecting element according to claim 8, wherein shock-absorbing material comprises intermediate means and also forms affixing means made of a two-sided adhesive.

10. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means adapted to be arranged against the electrically conductive stiff section or the electrically conductive stiff part and on a surface of the electrically conductive stiff foil that supports the electrically conductive stiff section or the electrically conductive stiff part.

11. The electrical connecting element according to claim 1, wherein the electrically conductive stiff section or the electrically conductive stiff part are thicker than the electrically conductive foil and is adapted to be connected with an electrical conductor.

12. The electrical connecting element according to claim 1, wherein the electrically conductive stiff section or the electrically conductive stiff part is are made of copper.

13. The electrical connecting element according to claim 1, wherein the electrically conductive foil forms an envelope that comprises an internal accommodation to house intermediate means.

14. The electrical connecting element according to claim 1, wherein the electrical connection surface is adapted to accommodate electrically conductive adhesive or is adapted to be soldered or welded.

15. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means and the intermediate means are not made of pure metal.

16. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means made of shock-absorbing material that is plastic-based, and can contain metal particles.

17. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means of a thickness between 1 and 2500 μ

m.

18. The electrical connecting element according to claim 1, wherein the electrically conductive foil is a flexible metal foil.

19. The electrical connecting element according to claim 1, wherein the electrically conductive foil comprises two or more metal layers metal layers inclusive of at least one layer made of copper and at least one layer that contains silver, tin, and/or copper, said at least one layer adapted to be in contact with the at least one electrically conductive component of the window pane.

20. The electrical connecting element according to claim 1, wherein at least one of the surfaces of the foil that is adapted to be in contact with the at least one electrically conducting component of the window pane has a polygonal shape with rounded corners.

21. A window pane, comprising at least one electrical connecting element according to claim 1.

22. The window pane according to claim 21, said window pane being a heated window pane and/or a window pane with an antenna.

28. The electrical connecting element according to claim 1, further comprising intermediate means made of a shock-absorbing material or an air layer, wherein the stiff section or stiff part comprises a planar surface contacting the electrically conductive foil along an entire extension of said planar surface or contacting the intermediate means along an entire extension of said planar surface.

29. The electrical connecting element according to claim 1, wherein the electrical conductive body further comprises intermediate means and the electrically conductive foil is disposed between the stiff section or stiff part and the intermediate means, the foil extending past edges/perimeters of both the stiff section or stiff part and intermediate means.

23. (canceled)

24. A window pane, comprising:

at least one glass film,

at least one electrically conductive component deposited on the glass film, and

at least one electrical connecting element that includes an electrically conductive body that is connected with the component,

wherein

the electrically conductive body comprises an electrically conductive foil that has a thickness between 1 and 500 μ

m, and

the electrically conductive foil comprises at least one electrical connection surface in contact with the at least one electrically conductive component, and at least one affixing surface connected with the at least one electrical connecting component of window pane,

wherein the electrically conductive body comprises;

i) an electrically conductive stiff section connected with the electrically conductive foil, or an electrically conductive stiff part connected with the electrically conductive foil, and

ii) intermediate means made of plastic-based shock-absorbing material, wherein said intermediate means are connected with the body such that the stiff section or the stiff part comprise a planar surface contacting the electrically conductive foil along an entire extension of said planar surface or contacting the intermediate means along an entire extension of said planar surface and are is not directly in contact with the at least one electrical connecting component of the window pane through the single thickness of the electrically conductive foil.

25. The window pane according to claim 24, wherein the intermediate means are made of a plastic-based shock-absorbing material connected through one of its surfaces with the affixing surface of the electrically conductive foil and is connected through its opposite surface with the at least one electrical connecting component of the window pane.

27. The window pane according to claim 24, wherein the plastic-based shock adsorbing material comprises a polymer foam or a two-sided adhesive strip.

26. (canceled)