Patent ID: 7657962

Claim:
A wiper motor having an electric motor and an output shaft for outputting motive power generated by said electric motor, and swinging and driving a wiper arm attached to said output shaft, the wiper motor comprising: an output gear provided to said output shaft and rotatably housed in a gear case; a rotating body rotatably housed in said gear case and rotate-driven by said electric motor; a motive power conversion member having an arm part rotatably connected to said rotating body and a sector gear part meshing with said output gear in a linking shaft located away from a rotation-central axis of said rotating body; a swinging plate swingably connected to a gear shaft of said sector gear part and said output shaft, and swingably supporting said sector gear part around said output shaft; a slidable contact member mounted on a tip of said gear shaft so as to interpose said sector gear part and face said swinging plate, and slidably contacting with said gear case; and a provisional holding part provided in said slidable contact member and provisionally holding said motive power conversion member and said swinging plate; wherein said provisional holding part is provided with a leg part extending from said slidable contact member in a tooth-thickness direction of said sector gear part and a claw part protruding from said leg part and engaged with said swinging plate, and said sector gear part and said swinging plate are sandwiched between said claw part and said slidable contact member to provisionally hold said motive power conversion member and said swinging plate.