US Patent No. 10,368,398

BIMETAL THERMAL ELEMENT AND THE MANUFACTURING METHOD THEREOF


Patent No. 10,368,398
Issue Date July 30, 2019
Title Bimetal Thermal Element And The Manufacturing Method Thereof
Inventorship Bernard Bizard, Grenoble (FR)
Assignee Schneider Electric Industries SAS, Rueil Maimaison (FR)

Claim of US Patent No. 10,368,398

1. A bimetal thermal element adapted to assembling into a support, comprising:a bimetal strip having a first end, a second end opposite to the first end, and a notch formed at the first end;
a heater made of a resistant strip including a linear portion and a wound portion, wherein the linear portion is straight and extending from a starting position near the second end of the bimetal strip to the notch in a direction parallel to a side of the bimetal strip and the wound portion of the resistant strip is folded around the notch of the bimetal strip so as to wind around the bimetal strip and the linear portion of the resistant strip; and
an insulating device to insulate the bimetal strip from the heater.