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US 12,640,280 B2Granted
Busbar and method of manufacturing busbar
AssigneeFurukawa Electric Co., Ltd.
InventorsDaeyoul Yoon, Kazuyuki Umeno, Masamitsu Kaneko, Jun Terada, Fumika Nishino, Nobuyasu Matsumoto, Tomomichi Yasuoka, Jiang Li
Life of this patent
Estimating the term…
Abstract
A busbar includes: a plurality of members that are platy; and a welding area in which two of the members are welded, the welding area being linear and extending in a first direction, the welding area being provided approximately between both ends of at least one of the two members in the first direction.
Claims9
A busbar comprising:
- a plurality of members that are platy;
- and
- a welding area in which two of the members are welded, the welding area being linear and extending in a first direction, the welding area being provided approximately between both ends of at least one of the two members in the first direction,
- wherein the welding area includes
- a welding metal;
- and
- a thermal effect area that is positioned around the welding metal,
- wherein the welding metal includes a first site and a second site on which an average of cross sections of crystal grains on a cross-section along a direction of a depth of the welding area is larger than an average of cross sections of crystal grains on the first site on the cross-section along the direction of the depth of the welding area.
5 more elements
Dependencies are inferred from the claim text.