IP Library › Granted Patent US 9,457,473
Granted Patent B2
US 9,457,473 · App. 13/921,882 · Granted Oct 4, 2016

Suspended robot systems and methods for using same

Inventor: Pavlo Rudakevych (San Luis Obispo, CA)
Assignee: iRobot Corporation
B25J9/1697B25J9/104G05B2219/40273G05B2219/40425
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Quick Facts
Patent No.
US 9,457,473
App. No.
13/921,882
Filed
Jun 19, 2013
Granted
Oct 4, 2016
Kind
B2
Examiner
OH, HARRY Y
Art Unit
3664
USPC
700/259
Abstract

Robotic systems and methods are provided for tending, manipulating, engaging, acting upon, observing and/or monitoring objects and conditions in a defined volume or space (“work space”) in or overlying a target area. The robotic system includes a mobile robot supported by or suspended from suspension cables secured to spaced apart anchor locations.

Claims (90)

1. A garden tending robot system comprising:

at least one suspension cable;

an autonomous mobile garden tending robot suspended by the at least one suspension cable in a work space, wherein the garden tending robot system is operative to selectively move the suspended mobile garden tending robot about the work space, the mobile garden tending robot including a camera suspended by the at least one suspension cable to acquire image data from the work space;

a shearing tool; and

a controller configured to:

use the image data from the camera to automatically determine a position of the mobile garden tending robot within the work space;

direct the mobile garden tending robot to cut portions from plants in the work space using the shearing tool and collect the portions from the work space; and

notify a user at a remote user terminal when plants in the work space are ready to harvest.

2. The garden tending robot system of claim 1 wherein:

the shearing tool is movable with the camera; and

the controller is configured to move the shearing tool about the work space as a function of the image data acquired by the camera.

3. The garden tending robot system of claim 2 wherein the controller is configured to reposition the shearing tool within the work space in three dimensions as a function of the image data acquired by the camera.

4. The garden tending robot system of claim 1 wherein the controller is configured to correlate the image data from the camera with the position of the camera in the work space to generate a map of the image data with respect to the work space.

5. The garden tending robot system of claim 1 including:

at least one encoder operative to generate tracking signals corresponding to movement of the mobile garden tending robot relative to the at least one suspension cable; and

wherein the controller is configured to use the tracking signals from the at least one encoder to determine a coarse position of the mobile garden tending robot in the work space, and to correct the coarse position using image data from the camera acquired from the work space.

6. A garden tending robot system for tending a garden, the garden tending robot system comprising:

at least one suspension cable;

an autonomous mobile garden tending robot suspended by the at least one suspension cable in a work space including the garden, wherein the garden tending robot system is operative to selectively move the suspended mobile garden tending robot about the work space, the mobile garden tending robot including:

a robot body carried by the at least one cable;

a camera mounted on the robot body and suspended by the at least one suspension cable to acquire image data from the work space;

an implement movable with the camera; and

an implement actuator operable to selectively move the implement relative to the robot body;

at least one encoder operative to generate tracking signals corresponding to movement of the mobile garden tending robot relative to the at least one suspension cable; and

a controller configured to:

move the implement about the work space as a function of the image data acquired by the camera;

automatically send a text message to a remote user terminal notifying the user when plants in the garden in the work space are ready to harvest;

use the tracking signals from the at least one encoder to determine a coarse position of the mobile garden tending robot in the work space to place the mobile garden tending robot in the vicinity of a target in the work space; and

use image data from the camera acquired from the work space to assess an actual or absolute position of the mobile garden tending robot relative to the target.

7. The garden tending robot system of claim 6 wherein the controller is configured to reposition the implement within the work space in at least three dimensions as a function of the image data acquired by the camera.

8. The garden tending robot system of claim 6 wherein the implement includes a mechanical tool.

9. The garden tending robot system of claim 1 wherein:

the mobile garden tending robot includes a robot body carried by the at least one cable; and

the camera is mounted on the robot body.

10. The garden tending robot system of claim 1 wherein the controller is configured to determine landmarks for navigation from the image data.

11. The garden tending robot system of claim 1 wherein:

the at least one suspension cable includes at least three suspension cables; and

the mobile garden tending robot is suspended from each of the at least three suspension cables.

12. The garden tending robot system of claim 2 wherein the mobile robot includes:

a robot body carried by the at least one cable; and

an implement actuator operable to selectively move the shearing tool relative to the robot body.

13. The garden tending robot system of claim 1 further including at least one of a moisture probe tool and a pH level sensor tool.

14. The garden tending robot system of claim 6 wherein the controller is configured to automatically send a text message to a remote user terminal notifying the user when pests are present in the garden in the work space.

15. The garden tending robot system of claim 1 including a defined garden plot including:

a growing medium beneath the at least one cable and the mobile garden tending robot; and

plants growing in the growing medium within the work space.

16. The garden tending robot system of claim 1 wherein:

the garden tending robot system further includes a water dispenser and a water station, the water station including a supply of water; and

the controller is configured to direct the mobile garden tending robot to:

collect water from the water station using the water dispenser; and

dispense the collected water onto the garden using the water dispenser.

17. A garden tending robot system for tending a garden, the garden tending robot system comprising:

at least one suspension cable;

an autonomous mobile garden tending robot suspended by the at least one suspension cable in a work space including the garden, wherein the garden tending robot system is operative to selectively move the suspended mobile garden tending robot about the work space, the mobile garden tending robot including:

a robot body carried by the at least one cable;

a camera mounted on the robot body and suspended by the at least one suspension cable to acquire image data from the work space;

an implement movable with the camera; and

an implement actuator operable to selectively move the implement relative to the robot body;

at least one encoder operative to generate tracking signals corresponding to movement of the mobile garden tending robot relative to the at least one suspension cable; and

a controller configured to:

move the implement about the work space as a function of the image data acquired by the camera;

automatically send a text message to a remote user terminal notifying the user when pests are present in the garden in the work space;

use the tracking signals from the at least one encoder to determine a coarse position of the mobile garden tending robot in the work space to place the mobile garden tending robot in the vicinity of a target in the work space; and

use image data from the camera acquired from the work space to assess an actual or absolute position of the mobile garden tending robot relative to the target.

18. A garden tending robot system comprising:

at least one suspension cable;

an autonomous mobile garden tending robot suspended by the at least one suspension cable in a work space, wherein the garden tending robot system is operative to selectively move the suspended mobile garden tending robot about the work space, the mobile garden tending robot including a camera suspended by the at least one suspension cable to acquire image data from the work space;

a water dispenser;

a water station the water station including a supply of water; and

a controller configured to:

use the image data from the camera to automatically determine a position of the mobile garden tending robot within the work space; and

direct the mobile garden tending robot to: move to the water station; collect water from the water station using the water dispenser; move the water dispenser to desired locations in the work space; and dispense the collected water onto a growing medium of the garden using the water dispenser;

wherein:

the garden tending robot system further includes a moisture probe tool; and

the controller is configured to direct the mobile garden tending robot to:

detect a moisture content of a growing medium of the garden using the moisture probe tool; and

if a moisture content level of the growing medium detected by the moisture probe tool is too low, to:

collect water from the water station using the water dispenser; and

dispense the collected water onto the garden using the water dispenser.

19. A garden tending robot system comprising:

at least one suspension cable;

an autonomous mobile garden tending robot suspended by the at least one suspension cable in a work space, wherein the garden tending robot system is operative to selectively move the suspended mobile garden tending robot about the work space, the mobile garden tending robot including a camera suspended by the at least one suspension cable to acquire image data from the work space;

a water dispenser;

a water station, the water station including a supply of water; and

a controller configured to:

use the image data from the camera to automatically determine a position of the mobile garden tending robot within the work space; and

direct the mobile garden tending robot to: move to the water station; collect water from the water station using the water dispenser; move the water dispenser to desired locations in the work space; and dispense the collected water onto a growing medium of the garden using the water dispenser;

wherein:

the garden tending robot system further includes a tool station holding the water dispenser; and

the mobile garden tending robot is operable to engage the water dispenser, carry the water dispenser and use the water dispenser to dispense water in the work space, and thereafter return the water dispenser to the tool station.

Assignments (5)
NOTICE OF ASSIGNMENT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded Nov 25, 2025
From: TCG SENIOR FUNDING L.L.C., AS COLLATERAL AGENT
To: SANTRUM HONG KONG CO., LIMITED, AS SUCCESSOR COLLATERAL AGENT
Reel/Frame 073707/0516 →
SECURITY INTEREST Recorded Aug 9, 2023
From: IROBOT CORPORATION
To: TCG SENIOR FUNDING L.L.C., AS COLLATERAL AGENT
Reel/Frame 064532/0856 →
RELEASE OF SECURITY INTEREST Recorded Jul 31, 2023
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: IROBOT CORPORATION
Reel/Frame 064430/0001 →
SECURITY INTEREST Recorded Nov 3, 2022
From: IROBOT CORPORATION
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 061878/0097 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 27, 2013
From: RUDAKEVYCH, PAVLO
To: IROBOT CORPORATION
Reel/Frame 030702/0423 →
Continuity (2)
Provisional Application 61662178 · Jun 20, 2012
Related Publication 20130345876A1 · Dec 26, 2013