Back to results
US 12,706,426 B2Granted
Method for forming a connection between a busbar and a contact section, a busbar having a contact section and power distribution system having such busbar
AssigneeRogers Corporation
InventorsLiang Tang, Wei Shi, Liting Wang
Life of this patent
Estimating the term…
Abstract
A method for forming a connection between a busbar (1) and a contact section (20) comprising: providing a first conductive section (11) made from aluminum, providing a second conductive section (12) made from aluminum, wherein the second conductive section (12) includes the contact section (20) or is connected to the contact section (20) and wherein the second conductive section (12) is at least partially covered with nickel and/or tin, and creating a laser welding bond, in particular a laser welding seam (10), between the first conductive section (11) and the second conductive section (12), by laser welding.
Claims15
A method for forming a connection between a busbar (1) and a contact section (20) comprising:
- providing a first conductive section (11) made from aluminum, the first conductive section (11) being a bare aluminum sheet,
- providing a second conductive section (12) made from aluminum, wherein the second conductive section (12) includes the contact section (20) and wherein the second conductive section (12) is at least partially covered with nickel and/or tin, wherein the first conductive section (11) and the second conductive section (12) are formed by flat bodies, extending in a main extension plane, and wherein the first conductive section (11) and the second conductive section (12) are arranged in a common plane, being parallel to the main extension plane, and
- creating a laser welding bond (10), between the first conductive section (11) and the second conductive section (12), by laser welding, wherein the laser welding bond connects the first conductive section (11) and the second conductive section (12), which is covered by nickel and/or tin,
- wherein the second conductive section (12) has a non-circular cross section in the main extension plane, wherein the first conductive section is flush with a surface of the second conductive section, the surface being arranged in the same plane, and wherein the first conductive section and the second conductive section have the same thickness measured in a direction perpendicular to the main extension plane.
1 more element
A busbar (1) having a contact section (20), comprising
- a first conductive section (11) comprising aluminum, the first conductive section (11) being a bare aluminum sheet,
- a second conductive section (12) comprising aluminum, wherein the second conductive section (12) includes the contact section (20) or is connected to the contact section (20), wherein the second conductive section (12) is at least partially covered with nickel and/or tin,
- wherein the first conductive section (11) and the second conductive section (12) are formed by flat bodies, extending in a main extension plane, and wherein the first conductive section (11) and the second conductive section (12) are arranged in a common plane, being parallel to the main extension plane and
- a laser welding bond (10) connecting the first conductive section (11) and the second conductive section (12), wherein the laser bond connects the first conductive section (11) and the second conductive section (12), which is covered by nickel and/or tin, and
- wherein the second conductive section (12) has a non-circular cross section in the main extension plane, wherein the first conductive section is flush with a surface of the second conductive section, the surface being arranged in the same plane, and wherein the first conductive section and the second conductive section have the same thickness measured in a direction perpendicular to the main extension plane.
2 more elements
A method for forming a connection between a busbar (1) and a contact section (20) comprising:
- providing a first conductive section (11) made from aluminum, the first conductive section (11) being a bare aluminum sheet,
- providing a second conductive section (12) made from aluminum, wherein the second conductive section (12) includes the contact section (20) or is connected to the contact section (20) and wherein the second conductive section (12) is at least partially covered with nickel and/or tin, wherein the first conductive section (11) and the second conductive section (12) are formed by flat bodies, extending in a main extension plane, and wherein the first conductive section (11) and the second conductive section (12) are arranged in a common plane, being parallel to the main extension plane, and
- creating a laser welding bond (10), between the first conductive section (11) and the second conductive section (12), by laser welding, wherein the laser welding bond connects the first conductive section (11) and the second conductive section (12), which is covered by nickel and/or tin,
- wherein the second conductive section (12) has a non-circular cross section in the main extension plane,
- wherein the laser welding bond (10) is a laser welding seam, and
- wherein the laser welding seam (10) is a single laser welding seam (10) generated by directing a laser beam on a top surface of the first conductive section (11) and by directing another laser beam on a bottom surface of the first conductive section (12).
3 more elements
Dependencies are inferred from the claim text.