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US 2012/0073256 A1Published application
Lawn mower
AssigneeHitachi Koki Co., Ltd.
InventorsKenji Kobori, Hiroto Inagawa, Tomomasa Nishikawa
Life of this patent
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Abstract
A lawn mower comprising: a power supply; a chassis for holding the power supply; a fixed shaft attached to the chassis; a rotary blade which is rotatably supported with respect to the fixed shaft; a transmitting portion which transmits rotation of the power supply to the rotary blade; and a fixed blade which is coaxially-arranged with the rotary blade, wherein a distance between the rotary blade and the fixed blade can be varied.
Claims9
A lawn mower comprising:
- a power supply;
- a chassis for holding the power supply;
- a fixed shaft attached to the chassis;
- a rotary blade which is rotatably supported with respect to the fixed shaft;
- a transmitting portion which transmits rotation of the power supply to the rotary blade;
- and
- a fixed blade which is coaxially-arranged with the rotary blade,
- wherein a distance between the rotary blade and the fixed blade can be varied.
5 more elements
Dependencies are inferred from the claim text.