Patent ID: 11972889
Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. A reactor, comprising:
a coil including one winding portion;
a magnetic core to be arranged inside and outside the winding portion;
a case for accommodating an assembly including the coil and the magnetic core;
a leaf spring fitting for pressing the assembly toward an inner bottom surface of the case; and
a sealing resin portion to be filled into the case,
wherein:
the magnetic core includes an inner leg portion to be arranged inside the winding portion, two outer leg portions for sandwiching some of outer peripheral surfaces of the winding portion, and two coupling portions for sandwiching end surfaces of the winding portion,
the winding portion is so arranged that the outer peripheral surfaces face inner wall surfaces of the case,
the case includes an opening having a rectangular planar shape,
the leaf spring fitting is arranged in a state curved toward the inner bottom surface by having both end parts of the leaf spring fitting directly pressed against parts of the inner wall surfaces facing each other in a long side direction, and
a pressing part of the leaf spring fitting for pressing the assembly includes a lowermost point of a curved part of the leaf spring fitting in the depth direction of the case.