Pane having an electrical connection element and a flexible connection cable
A pane with at least one electrical connection element is described. The pane having at least a substrate, an electrically conductive structure on a region of the substrate, a connection element that is connected via a soldering compound to a region of the electrically conductive structure, and a flexible connection cable connected to the connection element. The connection cable is provided with a stiffening element and the connection cable with the stiffening element is enshrouded by a heat shrink tube.
1. A pane with an electrical connection element and a connection cable, the pane comprising:
(a) a substrate,
(b) an electrically conductive structure on a portion of the substrate,
(c) a connection element connected via a soldering compound with the electrically conductive structure, and
(d) a flexible connection cable connected with the connection element,
wherein the connection cable is provided with a stiffening element and the connection cable with the stiffening element is enshrouded by a heat shrink tube,
wherein the stiffening element has a length of at least 80% of the length of the connection cable.
2. The pane according to claim 1 , wherein the stiffening element has a length of at least 50% of the length of the connection cable.
3. The pane according to claim 1 , wherein the connection cable is a stranded wire conductor implemented as a round cable and the stiffening element is an insulating sheath.
4. The pane according to claim 1 , wherein the connection cable it is a flat-weave ribbon and the stiffening element is a reinforcing rail.
5. The pane according to claim 4 , wherein the reinforcing rail comprises a metal or a metal alloy, and has a material thickness of 0.1 mm to 2 mm.
6. The pane according to claim 4 , wherein the reinforcing rail comprises one of: steel, stainless steel, copper, aluminum, silver, gold, tungsten, zinc or brass.
7. The pane according to claim 4 , wherein the reinforcing rail comprises a metal or a metal alloy, and has a material thickness of 0.2 mm to 1 mm.
8. The pane according to claim 1 , wherein the connection cable has a length greater than 2 cm.
9. The pane according to claim 1 , wherein the connection cable has a length greater than 3 cm.
10. The pane according to claim 1 , wherein the connection cable has a length greater than 4 cm.
11. The pane according to claim 1 , wherein the connection cable has a length greater than 5 cm.
12. The pane according to claim 1 , wherein the connection cable with the stiffening element and the heat shrink tube independently maintains an arrangement angle (α) relative to a soldering surface of the connection element, the arrangement angle (α) being in a range from 30° to 60°.
13. The pane according to claim 1 , wherein the connection cable has a plug on its end away from the connection element.
14. The pane according to claim 1 , wherein a difference between a coefficient of thermal expansion of the substrate and a coefficient of thermal expansion of the connection element is less than 5×10 −6 /° C.
15. The pane according to claim 1 , wherein the substrate comprises glass.
16. The pane according to claim 1 , wherein the substrate comprises soda lime glass.
17. The pane according to claim 1 , wherein the connection element comprises an iron-containing alloy.
18. The pane according to claim 1 , wherein the connection element comprises a chromium-containing steel.
19. The pane according to claim 1 , wherein the soldering compound is lead-free.
20. The pane according to claim 1 , wherein the electrically conductive structure comprises silver and has a layer thickness of 5 μm to 40 μm.
21. The pane according to claim 1 , wherein the electrically conductive structure comprises silver particles and glass frits and has a layer thickness of 5 μm to 40 μm.
22. An arrangement comprising the pane according to claim 1 , the arrangement being selected from a group consisting of: buildings, means of transportation for travel on land, in the air, or on water, rail vehicles or motor vehicles, a windshield, rear window, side window, roof panel, heatable pane or pane with an antenna function.
23. A method for producing a pane with an electrical connection element, comprising:
providing a substrate being a pane;
applying an electrically conductive structure on a portion of the substrate;
connecting a connection element by applying a soldering compound to the electrically conductive structure with energy input;
connecting a flexible connection cable to the connection element; and
enshrouding the flexible connection cable with a stiffening element being a heat shrink tube,
wherein the stiffening element has a length of at least 80% of the length of the connection cable.
24. A pane with an electrical connection element and a connection cable, comprising:
a substrate;
an electrically conductive structure on a portion of the substrate;
a connection element connected via a soldering compound with the electrically conductive structure; and
a flexible connection cable connected with the connection element,
wherein the connection cable is provided with a stiffening element and the connection cable with the stiffening element is enshrouded by a heat shrink tube, and
wherein the connection cable is a stranded wire conductor implemented a round cable and the stiffening element is an insulating sheath.