Disc having at least two electrical connection elements and connecting conductors

Patent metadata

Field	Value
Publication number	US-10609768-B2
Application number	US-201415031712-A
Country	US
Kind code	B2
Filing date	Oct 7, 2014
Priority date	Oct 29, 2013
Publication date	Mar 31, 2020
Grant date	Mar 31, 2020

Abstract

A pane having at least two connection elements and one connecting conductor is described. The pane comprising a substrate with an electrically conductive structure on at least one subregion of the substrate, at least two electrical connection elements on at least one subregion of the electrically conductive structure, at least one contact area on the bottom of each connection element, a solder compound, which connects the contact areas of the electrical connection elements in at least one subregion to the electrically conductive structure, and a connecting conductor, which electrically conductively connects the connection elements to one another, wherein the contact areas of adjacent connection elements, which contact areas are closest to one another, are at a distance of at least 70 mm.

First claim

The invention claimed is:

1. A pane, comprising:
a substrate;
an electrically conductive structure on at least one subregion of the substrate;
two or more electrical connection elements on at least one subregion of the electrically conductive structure,
wherein each electrical connection element is configured with a bottom having at least one contact surface;

a soldering compound, which connects each contact surface of each electrical connection element to the electrically conductive structure; and
a connecting conductor, which electrically conductively connects each electrical connection element to each other electrical connection element,
wherein the connecting conductor comprises an electrically conductive core and an electrically nonconductive sheath, and
wherein a first contact surface of a first electrical connection element is a distance of at least 70 mm from a second contact surface of a second electrical connection element,
wherein each electrical connection element is connected to the connecting conductor via a top of each electrical connection element, and
wherein the connecting conductor spans the electrical connection elements.

2. The pane according to claim 1 , wherein the distance between the first contact surface and the second contact surface is at least 100 mm.

3. The pane according to claim 1 , wherein the distance between the first contact surface and the second contact surface is at least 150 mm.

4. The pane according to claim 1 , wherein the distance between the first contact surface and the second contact surface is at least 200 mm.

5. The pane according to claim 1 , wherein the connecting conductor has a conductor cross-section less than or equal to 6 mm 2 .

6. The pane according to claim 1 , wherein the connecting conductor has a conductor cross-section less than or equal to 4 mm 2 .

7. The pane according to claim 1 , wherein the connecting conductor has a conductor cross-section less than or equal to 2.5 mm 2 .

8. The pane according to claim 1 , wherein the electrically conductive structure comprises at least one busbar with a conductor cross-section less than 0.3 mm 2 .

9. The pane according to claim 1 , wherein the electrically conductive structure comprises at least one busbar with a conductor cross-section less than 0.1 mm 2 .

10. The pane according to claim 1 , wherein the electrically conductive structure comprises at least one busbar with a conductor cross-section less than 0.06 mm 2 .

11. The pane according to claim 1 , comprising two electrical connection elements, and wherein the connecting conductor has a length less than or equal to 300 mm.

12. The pane according to claim 1 , comprising at least three electrical connection elements, and wherein the connecting conductor has a length greater than 300 mm.

13. The pane according to claim 1 , wherein each of the electrical connection elements contain one or more of titanium, iron, nickel, cobalt, molybdenum, copper, zinc, tin, manganese, niobium, chromium, and alloys thereof.

14. The pane according to claim 1 , wherein the at least two electrical connection elements are electrically conductively contacted to the connecting conductor via contact elements.

15. The pane according to claim 14 , wherein the contact elements comprise contact pins, which are electrically conductively contacted to the connecting conductor.

16. The pane according to claim 1 , wherein the electrically conductive structure contains silver.

17. The pane according to claim 1 , wherein the soldering compound contains one or more of tin, bismuth, indium, zinc, copper, silver, lead, and mixtures thereof, and alloys thereof.

18. The pane according to claim 1 , wherein the substrate contains one or more of glass and polymers.

19. The pane according to claim 1 , wherein the substrate contains one or more of flat glass, float glass, quartz glass, borosilicate glass, soda lime glass, and polymethyl methacrylate.

20. A method of using a pane having electrically conductive structures, comprising:
providing a pane according to claim 1 , wherein the electrically conductive structure includes one or more of a heating conductor and an antenna conductor; and
installing the pane in a motor vehicle, an aircraft, a watercraft, an architectural glazing, or a glazing in a building.

21. A method for producing a pane that includes
a substrate;
an electrically conductive structure on at least one subregion of the substrate;
at least two electrical connection elements on at least one subregion of the electrically conductive structure,
wherein each electrical connection element is configured with a bottom having at least one contact surface;

a soldering compound, which connects each contact surface of each electrical connection element to the electrically conductive structure; and
a connecting conductor, which electrically conductively connects each electrical connection element to each other electrical connection element,
wherein the connecting conductor comprises an electrically conductive core and an electrically nonconductive sheath, and
wherein a first contact surface of a first electrical connection element is a distance of at least 70 mm from a second contact surface of a second electrical connection element,
wherein each electrical connection element is connected to the connecting conductor via a top of each electrical connection element, and
wherein the connecting conductor spans the electrical connection elements, the method comprising:

a) electrically conductively contacting the connecting conductor with the at least two electrical connection elements, wherein the connecting conductor comprises the electrically conductive core and the electrically nonconductive sheath;
b) applying the soldering compound to the at least one contact surface on the bottom of each electrical connection element;
c) arranging each electrical connection element with the soldering compound on the electrically conductive structure on the substrate; and
d) soldering each electrical connection element to the electrically conductive structure, wherein step a) can occur before, during, or after steps b), c) and d).

22. The method according to claim 21 , wherein electrically conductively contacting includes contacting the connecting conductor via contact elements on the at least two electrical connection elements.

Assignees

• Saint Gobain

Inventors

• Rateiczak Mitja
• Reul Bernhard
• Schmalbuch Klaus
• Stelling Bernd

Classifications

• H05B2203/016

  Heaters using particular connecting means · CPC title

• H05B3/84 Primary

  Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields · CPC title

• H05B3/20

  Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater (H05B3/62, H05B3/68, H05B3/78, H05B3/84 take precedence) · CPC title