Transport device, control method, and computer program product
US12077420B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2021 |
| Grant date | Sep 3, 2024 |
| Priority date | — |
| Expiry date | Dec 31, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F9/07559
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A transport device includes: a vehicle body including a fork portion that supports a load, a lift portion that drives the fork portion up and down, a movable carriage portion that supports the lift portion, and is movable on a traveling surface by driving a drive wheel, and an auxiliary leg portion that is provided in the movable carriage portion, is movable along a longitudinal direction of the fork portion, and has an auxiliary wheel having a variable position with respect to the movable carriage portion; and a control unit that, in a case where a step is present on the traveling surface, controls operations of the lift portion, the movable carriage portion, and the auxiliary leg portion such that the movable carriage portion climbs the step, based on the position of the center of gravity calculated by a calculation unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.