Mower with motor cooling arrangement
AssigneeHonda Motor Co., Ltd.
InventorsKenta Nishimura, Yasumi Fukuzumi, Yoshihiro Takahashi, Koki Tsuruda, Fumio Minami
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Abstract
A mower comprises: a cutter housing having an inner hole in which an output shaft of a motor is inserted; and a motor cover provided above the cutter housing with a space therebetween, the motor cover covering the motor. Cooling air leadout openings for leading cooling air in the motor cover to the outside are formed in the motor cover, the cooling air leadout openings being positioned inward of a peripheral wall part of the motor cover and outward of the inner hole of the cutter housing.
Claims6
A lawn mower including a motor configured to rotate a cutter blade, the lawn mower comprising:
- a cutter housing including an inner hole through which an output shaft of the motor is inserted;
- and
- a motor cover disposed above the cutter housing with a space interposed therebetween, the motor cover covering the motor,
- wherein the motor cover has formed therein at least one cooling air exit port configured to discharge cooling air in the motor cover to outside, and
- the at least one cooling air exit port is positioned further inward than a peripheral wall of the motor cover,
- the at least one cooling air exit port is positioned further outward than the inner hole of the cutter housing in a radial direction of the motor, thereby the at least one cooling air exit port being covered by the cutter housing from below, and
- part of cooling air flowing out of the at least one cooling air exit port flows into the cutter housing via the space between the cutter housing and the motor cover.
Dependencies are inferred from the claim text.