Mower and Height Adjustment Method of Mower
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United States of America Patent
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Issued Date -
Aug 15, 2024
app pub date -
Apr 22, 2024
filing date -
Oct 28, 2021
priority date (Note) -
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Abstract
The disclosure relates to a mower and a height adjustment method of the mower. The mower includes a casing, a cutting device, a height adjustment mechanism, a sensing assembly and a control unit. The cutting device is arranged on the casing. The height adjustment mechanism drives the cutting device to move along a height adjustment direction relative to the casing. The sensing assembly includes a corresponding optical grating structure and a first sensor. The optical grating structure includes hollow parts and blocking parts distributed alternately, and the first sensor includes a first signal receiver and a first signal transmitter. The control unit controls the height adjustment mechanism to adjust a height according to a number of times the first signal is blocked. Wherein, one of the optical grating structure and the first sensor is directly or indirectly arranged on the cutting device.
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