CART AND METHOD FOR OPERATING THE SAME

A cart can include a body having driving wheels mounted to left and right sides thereof; a motor configured to rotate the driving wheels; a frame comprising a lower part connected to the body, the frame extending upwards from the lower part; a handle connected to the frame; a sensor unit including a...

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Bibliographic Details
Main Authors SON, Hyojun, KOH, Sunggyu, LEE, Younsung, LEE, Soomi
Format Patent
LanguageEnglish
Published 29.07.2021
Subjects
GYROSCOPIC INSTRUMENTS
HAND-PROPELLED VEHICLES, e.g. HAND CARTS, PERAMBULATORS
LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
MEASURING
MEASURING DISTANCES, LEVELS OR BEARINGS
NAVIGATION
PERFORMING OPERATIONS
PHOTOGRAMMETRY OR VIDEOGRAMMETRY
PHYSICS
SLEDGES
SURVEYING
TESTING
TRANSPORTING
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Summary:A cart can include a body having driving wheels mounted to left and right sides thereof; a motor configured to rotate the driving wheels; a frame comprising a lower part connected to the body, the frame extending upwards from the lower part; a handle connected to the frame; a sensor unit including a tilt sensor configured to detect a tilt of the body, and a touch sensor configured to detect whether the handle is grasped; and a controller configured to in response to determining that the handle is not grasped based on data detected by the touch sensor, determine whether the cart is located on a slope based on data detected by the tilt sensor, change a control parameter of the motor based on whether the cart is located on the slope and perform a braking operation in different ways based on whether the motor is rotating.
Bibliography:Application Number: US202117159864