LAWNMOWER
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Oct 6, 2011
app pub date -
Mar 30, 2011
filing date -
Mar 31, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A lawnmower comprises a chassis having wheels (front wheels, a rear wheel) and capable of moving at least in a predetermined forward direction; a motor provided on the chassis, having a rotor, a stator and an output shaft and positioned with the axial line of the output shaft substantially vertical; a rotary blade connected to the output shaft; a handle arranged separated from the chassis; and a connecting piece (retractable pipes) connecting the chassis and the handle. The rotor comprises coil disks that have a plurality of annular coils arranged in a circumferential direction about the output shaft as viewed from the direction of the axial line of the output shaft. The stator comprises a magnetic flux generation mechanism that generates magnetic flux passing through the coil disks in the direction of the axial line of the output shaft.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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