IP Library › Granted Patent US 11,969,887
Granted Patent B2
US 11,969,887 · App. 17/487,191 · Granted Apr 30, 2024

Transportation system, transportation method and program

Inventors: Nobuhisa Otsuki (Toyota, JP); Kunihiro Iwamoto (Toyota, JP); Yuta Itozawa (Nagoya, JP); Hirotaka Komura (Tokyo-to, JP); Yutaro Takagi (Tokyo-to, JP)
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
B25J9/0009G05D1/0217B66F9/063G05D2201/0216
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Quick Facts
Patent No.
US 11,969,887
App. No.
17/487,191
Granted
Apr 30, 2024
Kind
B2
Abstract

The traveling unit main body and the accommodation unit are adapted to be uncoupled and re-coupled. The traveling unit main body includes a first driving unit and a second driving unit configured to perform at least one of operations of taking out or storing the article from or in the accommodation unit and transporting the article taken out from the accommodation unit. The traveling unit main body performs at least one of the operations of taking out, storing, and transporting the article using the first driving unit and the second driving unit in a state in which the traveling unit main body and the accommodation unit are uncoupled.

Claims (31)

1. A transportation system comprising a transportation robot that comprises a traveling unit main body and an accommodation unit for accommodating an article, the traveling unit main body and the accommodation unit being configured to be coupled to each other, wherein:

the accommodation unit comprises an accommodation area, a door, wheels, and a leg part extending from a base of the accommodation area;

the traveling unit main body and the accommodation unit are adapted to be uncoupled and re-coupled;

the traveling unit main body comprises an elevating mechanism and an extendable and retractable arm configured to perform at least one of operations of taking out or storing the article from or in the accommodation unit and transporting the article taken out from the accommodation unit;

the traveling unit main body is configured to perform at least one of the operations of taking out, storing, and transporting the article using the elevating mechanism or the extendable and retractable arm in a state in which the traveling unit main body and the accommodation unit are uncoupled; and

the elevating mechanism is configured to raise the accommodation unit such that the leg part is in a levitated state in which the leg part may be housed in the accommodation unit, and after the elevating mechanism lowers the accommodation unit, the extendable and retractable arm is configured to pull the accommodation unit to the traveling unit main body to couple the traveling unit main body and the accommodation unit.

2. The transportation system according to claim 1 , wherein the traveling unit main body travels in a state in which the traveling unit main body and the accommodation unit are coupled to each other and the elevating mechanism and the extendable and retractable arm are in a housed state.

3. The transportation system according to claim 1 , wherein the traveling unit main body is adapted to move independently of the accommodation unit in a state in which the traveling unit main body and the accommodation unit are uncoupled.

4. The transportation system according to claim 1 , wherein

the traveling unit main body is configured to travel in a state in which the traveling unit main body and the accommodation unit are coupled to each other and the elevating mechanism and the extendable and retractable arm are in a housed state, and

the traveling unit main body is configured to perform at least one of the operations of taking out or storing an article from or in the accommodation unit in a state in which the traveling unit main body and the accommodation unit are uncoupled and the extendable and retractable arm is in a raised state.

5. The transportation system according to claim 1 , wherein

the accommodation unit is provided with a mechanism for taking in and taking out a leg part,

the accommodation unit is configured to house the leg part and be supported by the traveling unit main body in a state in which the traveling unit main body and the accommodation unit are coupled to each other, and

the accommodation unit is configured to be self-standing by the leg part in a state in which the traveling unit main body and the accommodation unit are uncoupled.

6. The transportation system according to claim 1 , wherein

the accommodation unit has a battery mounted thereon, and

the traveling unit main body is adapted to travel using power supplied from the battery in a state in which the traveling unit main body and the accommodation unit are coupled to each other.

7. The transportation system according to claim 1 , wherein

the accommodation unit comprises an interface with the traveling unit main body and a display unit, and

the accommodation unit is configured to cause the display unit to display information acquired from the traveling unit main body.

8. A transportation method for a transportation robot that comprises a traveling unit main body and an accommodation unit for accommodating an article, the traveling unit main body and the accommodation unit being configured to be coupled to each other, wherein:

the accommodation unit comprises an accommodation area, a door, wheels, and a leg part extending from a base of the accommodation area;

the traveling unit main body and the accommodation unit are adapted to be uncoupled and re-coupled;

the traveling unit main body comprises an elevating mechanism and an extendable and retractable arm configured to perform at least one of operations of taking out or storing the article from or in the accommodation unit and transporting the article taken out from the accommodation unit, the method comprising causing the traveling unit main body to perform at least one of the operations of taking out, storing, and transporting the article using the elevating mechanism or the extendable and retractable arm in a state in which the traveling unit main body and the accommodation unit are uncoupled; and

the elevating mechanism is configured to raise the accommodation unit such that the leg part is in a levitated state in which the leg part may be housed in the accommodation unit, and after the elevating mechanism lowers the accommodation unit, the extendable and retractable arm is configured to pull the accommodation unit to the traveling unit main body to couple the traveling unit main body and the accommodation unit.

9. A non-transitory computer readable medium storing a computer program for causing a computer to perform a transportation method for a transportation robot that comprises a traveling unit main body and an accommodation unit for accommodating an article, the traveling unit main body and the accommodation unit being configured to be coupled to each other, wherein:

the accommodation unit comprises an accommodation area, a door, wheels, and a leg part extending from a base of the accommodation area;

the traveling unit main body and the accommodation unit are adapted to be uncoupled and re-coupled;

the traveling unit main body comprises an elevating mechanism and an extendable and retractable arm configured to perform at least one of operations of taking out or storing the article from or in the accommodation unit and transporting the article taken out from the accommodation unit, the method comprising causing the traveling unit main body to perform at least one of the operations of taking out, storing, and transporting the article using the elevating mechanism or the extendable and retractable arm in a state in which the traveling unit main body and the accommodation unit are uncoupled; and

the elevating mechanism is configured to raise the accommodation unit such that the leg part is in a levitated state in which the leg part may be housed in the accommodation unit, and after the elevating mechanism lowers the accommodation unit, the extendable and retractable arm is configured to pull the accommodation unit to the traveling unit main body to couple the traveling unit main body and the accommodation unit.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 28, 2021
From: OTSUKI, NOBUHISA; IWAMOTO, KUNIHIRO; ITOZAWA, YUTA; KOMURA, HIROTAKA; TAKAGI, YUTARO
To: TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 057626/0392 →
Priority Claims (1)
JP 2020-168119 · Oct 2, 2020 · national
Continuity (1)
Related Publication 20220105621A1 · Apr 7, 2022