# US 10,768,627 B2 · Autonomously moveable storage units and wheelchair storage systems

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- Number: US 10,768,627 B2
- Document ID: US10768627B2
- Status: Granted
- Kind: B2
- Application number: 16/105,483
- Filed: 2018-08-20
- Published: 2020-02-20
- Granted: 2020-09-08
- Earliest claimed: 2018-08-20
- Assignees: Toyota Motor North America, Inc.
- Applicants: Toyota Motor North America, Inc.
- Inventors: Douglas A. Moore
- Web page: https://patentgrep.com/patent/US10768627B2

## CPC

- A45C 5/14: with built-in rolling means
- G05D 1/0212: {with means for defining a desired trajectory (involving a plurality of land vehicles G05D1/0287)}
- A45C 15/00: Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other {objects or} articles (A45C1/08, A45C3/14, {A45C11/321, A45C13/28} take precedence)
- A61G 5/10: Parts, details or accessories
- G05D 1/0011: {associated with a remote control arrangement}
- A61G 2203/12: Remote controls
- A61G 2203/14: Joysticks
- A61G 2203/20: Displays or monitors
- A61G 2203/22: for automatically guiding movable devices, e.g. stretchers or wheelchairs in a hospital
- A45C: PURSES; LUGGAGE; HAND CARRIED BAGS
- G05D: SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- A61G: TRANSPORT, PERSONAL CONVEYANCES OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS (appliances for aiding patients or disabled persons to walk A61H3/00); OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES (embalming corpses A01N1/00)

## Abstract

An autonomously moveable storage unit includes one or more processors, a storage container configured to contain a stored item, a moveable base coupled to the storage container and communicatively coupled to the one or more processors, and one or more memory modules communicatively coupled to the one or more processors. The one or more memory modules store logic that, when executed by the one or more processors, cause the autonomously moveable storage unit to actuate the moveable base to automatically move the autonomously moveable storage unit from a docked position coupled to the wheelchair to an undocked position uncoupled from the wheelchair, and actuate the moveable base to automatically move the autonomously moveable storage unit from the undocked position to the docked position.

## Claims

### Claim 1

An autonomously moveable storage unit comprising:
one or more processors;
a storage container configured to contain a stored item;
a moveable base coupled to the storage container and communicatively coupled to the one or more processors; and
one or more memory modules communicatively coupled to the one or more processors, wherein the one or more memory modules store logic that, when executed by the one or more processors, causes the autonomously moveable storage unit to:
actuate the moveable base to automatically move the autonomously moveable storage unit including the storage container from a docked position coupled to a wheelchair to an undocked position uncoupled from the wheelchair; and
actuate the moveable base to automatically move the autonomously moveable storage unit from the undocked position to the docked position.

### Claim 2 (depends on 1)

The autonomously moveable storage unit of claim 1, further comprising one or more hooks configured to latch onto the wheelchair when the autonomously moveable storage unit is in the docked position.

### Claim 3 (depends on 1)

The autonomously moveable storage unit of claim 1, wherein the autonomously moveable storage unit is height adjustable.

### Claim 4 (depends on 3)

The autonomously moveable storage unit of claim 3, further comprising:
an adjustment passage formed within the moveable base; and
an actuator operable to adjust a position of a motorized wheel of the moveable base along the adjustment passage to adjust a height of the autonomously moveable storage unit.

### Claim 5 (depends on 1)

The autonomously moveable storage unit of claim 1, further comprising one or more environment sensors communicatively coupled to the one or more processors and configured to output a signal indicative of an environment of the autonomously moveable storage unit, wherein the one or more processors, based on the signal of the one or more environment sensors, cause the autonomously moveable storage unit to:
determine a path to a called position with the one or more environment sensors; and
actuate the moveable base to automatically move the autonomously moveable storage unit along the path to the called position.

### Claim 6 (depends on 1)

The autonomously moveable storage unit of claim 1, further comprising one or more user input devices communicatively coupled to the one or more processors, wherein the one or more user input devices allow a user to control a movement of the autonomously moveable storage unit.

### Claim 7

A wheelchair storage system comprising:
a wheelchair; and
an autonomously moveable storage unit comprising:
one or more processors;
a storage container configured to contain a stored item;
a moveable base coupled to the storage container; and
one or more memory modules communicatively coupled to the one or more processors, wherein the one or more memory modules store logic that, when executed by the one or more processors, causes the autonomously moveable storage unit to:
automatically move the autonomously moveable storage unit including the storage container from a docked position coupled to the wheelchair to an undocked position uncoupled from the wheelchair; and
automatically move the autonomously moveable storage unit from the undocked position to the docked position.

### Claim 8 (depends on 7)

The wheelchair storage system of claim 7, wherein the wheelchair comprises an accessory rail and the autonomously moveable storage unit is coupled to the accessory rail when moved to the docked position.

### Claim 9 (depends on 8)

The wheelchair storage system of claim 8, wherein the autonomously moveable storage unit further comprises one or more hooks configured to latch onto the accessory rail of the wheelchair when the autonomously moveable storage unit is in the docked position.

### Claim 10 (depends on 7)

The wheelchair storage system of claim 7, wherein the wheelchair comprises an accessory system communicatively coupled to the processors of the autonomously moveable storage unit, the accessory system comprising:
an accessory rail; and
a lifting portion operatively coupled to the accessory rail and configured to lift or lower the accessory rail.

### Claim 11 (depends on 7)

The wheelchair storage system of claim 7, further comprising one or more user input devices communicatively coupled to the one or more processors of the autonomously moveable storage unit, wherein the one or more user input devices allow a user to control a movement of the autonomously moveable storage unit.

### Claim 12 (depends on 11)

The wheelchair storage system of claim 11, wherein the autonomously moveable storage unit actuates the moveable base to automatically move the autonomously moveable storage unit from the undocked position to the docked position when dismissed by the user with the one or more user input devices.

### Claim 13 (depends on 7)

The wheelchair storage system of claim 7, wherein:
the wheelchair comprises a power source; and
the autonomously moveable storage unit comprises a rechargeable battery, wherein the rechargeable battery of the autonomously moveable storage unit is configured to operatively couple to the power source of the wheelchair when the autonomously moveable storage unit is in the docked position to recharge the rechargeable battery of the autonomously moveable storage unit.

### Claim 14

A wheelchair storage system comprising:
a wheelchair comprising a motorized wheelchair base;
an autonomously moveable storage unit comprising:
one or more processors;
a storage container configured to contain a stored item;
a moveable base coupled to the storage container and communicatively coupled to the one or more processors; and
one or more memory modules communicatively coupled to the one or more processors, wherein the one or more memory modules store logic that, when executed by the one or more processors, causes the autonomously moveable storage unit to:
automatically move the autonomously moveable storage unit including the storage container from a docked position coupled to the wheelchair to an undocked position uncoupled from the wheelchair; and
automatically move the autonomously moveable storage unit from the undocked position to the docked position.

### Claim 15 (depends on 14)

The wheelchair storage system of claim 14, wherein the wheelchair comprises an accessory rail and the autonomously moveable storage unit is coupled to the accessory rail when moved to the docked position.

### Claim 16 (depends on 15)

The wheelchair storage system of claim 15, wherein the autonomously moveable storage unit further comprises one or more hooks configured to latch onto the accessory rail of the wheelchair when the autonomously moveable storage unit is in the docked position.

### Claim 17 (depends on 14)

The wheelchair storage system of claim 14, wherein the wheelchair comprises an accessory system communicatively coupled to the processors of the autonomously moveable storage unit, the accessory system comprising:
an accessory rail; and
a lifting portion operatively coupled to the accessory rail and configured to lift or lower the accessory rail.

### Claim 18 (depends on 14)

The wheelchair storage system of claim 14, wherein the autonomously moveable storage unit is elevated from a surface on which the wheelchair sits when moved to the docked position.

### Claim 19 (depends on 14)

The wheelchair storage system of claim 14, wherein:
the wheelchair comprises a power source; and
the autonomously moveable storage unit comprises a rechargeable battery, wherein the rechargeable battery of the autonomously moveable storage unit is configured to operatively couple to the power source of the wheelchair when the autonomously moveable storage unit is in the docked position to recharge the rechargeable battery of the autonomously moveable storage unit.

### Claim 20 (depends on 14)

The wheelchair storage system of claim 14, wherein
the motorized wheelchair base defines a storage space; and
the autonomously moveable storage unit sits within the storage space of the motorized wheelchair base when in the docked position.
