Patent ID: 7435915

Claim:
A joining structure at a joining portion of a couple of members to be joined with each other, comprising: a belt type flat surface portion provided to one member, an opposing flat surface portion provided to the other member opposing to said belt type flat surface portion, and a plurality of plate springs provided along the longitudinal direction of said belt type flat surface portion between said opposing flat surface portion and said belt type flat surface portion, wherein said each plate spring is directed diagonally to the longitudinal direction of said belt type flat surface portion having an angle equal to 25° or more and equal to 65° or less, said belt type flat surface portion and said opposing flat surface portion are joined with each other via a plurality of said plate springs, and wherein each of said plate springs includes: a first linear portion extending away from said belt type flat surface portion; and a second linear portion extending toward said belt type flat surface portion and having a length that is shorter than the first linear portion, wherein said each plate spring is directed diagonally outward to the longitudinal direction of said belt type flat surface portion from an outer side of a portion of a housing body for accommodating electronic components of the belt type flat surface portion from a front side of the housing body to a rear side of the housing body.