Provided is a wiring unit in which it is possible to limit the height dimension. The wiring unit is provided with a plurality of electrical wires, a plate on which a support surface for supporting each of the electrical wires is formed, and a holding member. The holding member has a flat pressing surface arranged to be approximately parallel with the support surface of the plate. The electrical wires are arranged in a row and held between the pressing surface and the support surface.
1. A wire unit, comprising:
multiple electrical wires;
a plate including a support surface that supports the electrical wires;
a retaining member including a flat pressing surface disposed parallel to the support surface, wherein the retaining member arranges the electrical wires in a single row and retains the electrical wires between the pressing surface and the support surface, and
a protection tube that covers the electrical wires; wherein
the retaining member is formed from metal and has a rectangular cross section,
the retaining member includes a pressing piece and two retaining pieces,
the pressing piece extends in a direction which the electrical wires are arranged and includes the pressing surface,
the retaining pieces project to oppose to each other from opposite ends of the pressing piece,
each of the retaining pieces is directed toward a rear surface of the plate opposite to the support surface,
a portion of each of the retaining pieces projecting from the rear surface is bent and swaged along the rear surface, and
the protection tube is held between the retaining member and the electrical wires.
2. The wire unit according to claim 1 , wherein the plate includes slots into which the retaining pieces are respectively inserted and positioned.