Motor
AssigneeNidec Corporation
InventorsMitsuhiro Takemoto, Sho Fukuhara, Shinji Takemoto
Life of this patent
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Abstract
A motor includes a rotor rotatable about a center axis extending vertically, a stator radially opposing the rotor, a bracket holding the stator, a circuit board including an upper surface with a first wiring pattern and a lower surface with a second wiring pattern, and a first fixing portion having conductivity and fixing the circuit board to the stator. The stator includes a stator core having conductivity. The first fixing portion includes a board holding portion holding the circuit board, and a stator fixed portion fixed to a portion of the stator core. The board holding portion is in contact with the first wiring pattern and the second wiring pattern.
Claims9
A motor comprising:
- a rotor rotatable about a center axis extending vertically;
- a stator radially opposing the rotor;
- a bracket holding the stator;
- a circuit board including an upper surface with a first wiring pattern and a lower surface with a second wiring pattern;
- and
- a first fixing portion having conductivity and fixing the circuit board to the stator;
- wherein
- the stator includes a stator core having conductivity;
- the first fixing portion includes:
- a board holding portion holding the circuit board;
- and
- a stator fixed portion fixed to a portion of the stator core;
- and
- the board holding portion being in contact with the first wiring pattern and the second wiring pattern.
Dependencies are inferred from the claim text.