# US 2019/0166764 A1 · Harvester pick deck suspension

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- Number: US 2019/0166764 A1
- Document ID: US20190166764A1
- Status: Published application
- Kind: A1
- Application number: 16/272,638
- Filed: 2019-02-11
- Published: 2019-06-06
- Earliest claimed: 2013-12-20
- Assignees: Harvest CROO, LLC
- Applicants: Harvest CROO, LLC
- Inventors: Robert Pitzer; Scott Gordon Scarpinato
- Web page: https://patentgrep.com/patent/US20190166764A1

## CPC

- A01D 46/30: Robotic devices for individually picking crops
- A01D 45/006: {of tomatoes}
- A01D 46/24: Devices for picking apples or like fruit (A01D46/28 {and A01D46/005} takes precedence)
- A01D: HARVESTING; MOWING

## Abstract

A harvesting vehicle including a body, a plurality of wheels coupled to the body, and a pick deck coupled to the body. The pick deck can include a plurality of picking systems configured to be carried over plants growing in at least one plant bed to harvest crops of the plants. The pick deck can include at least one sensor system configured to provide distance measurement data of a height of the pick deck over the at least one plant bed. The harvesting vehicle also includes a plurality of actuators each adjustably coupling the pick deck to the body, and a suspension control system configured to adjust at least a vertical position of the pick deck with respect to the body based at least in part on the distance measurement data. Other embodiments are described.

## Claims

### Claim 1

A harvesting vehicle comprising:
a body;
a plurality of wheels coupled to the body;
a pick deck comprising a plurality of picking systems configured to be carried over plants growing in at least one plant bed to harvest crops of the plants, and the pick deck comprising at least one sensor system configured to provide distance measurement data of a height of the pick deck over the at least one plant bed;
a plurality of actuators each adjustably coupling the pick deck to the body; and
a suspension control system configured to adjust at least a vertical position of the pick deck with respect to the body based at least in part on the distance measurement data.

### Claim 2 (depends on 1)

The harvesting vehicle of claim 1, wherein:
each of the plurality of actuators is a rotary servo actuator.

### Claim 3 (depends on 1)

The harvesting vehicle of claim 1, wherein:
the plurality of actuators comprise four actuators; and
each of the plurality of actuators are coupled to the pick deck at a different quadrant of the pick deck.

### Claim 4 (depends on 1)

The harvesting vehicle of claim 1, wherein:
each of the plurality of actuators are configured be adjusted independently of each other to collectively control a pitch position of the pick deck and a roll position of the pick deck.

### Claim 5 (depends on 1)

The harvesting vehicle of claim 1 further comprising:
an arm comprising a first end and a second end, the first end of the arm being pivotably mounted to the body at a first pivot, and the second end of the arm being coupled to the pick deck at a second pivot.

### Claim 6 (depends on 5)

The harvesting vehicle of claim 5, wherein:
the first pivot is at a position approximately vertically equivalent to a midpoint between a raised position of the second pivot and a lowered position of the second pivot.

### Claim 7 (depends on 5)

The harvesting vehicle of claim 5, wherein:
the second pivot is configured to allow the pick deck to roll and to pitch.

### Claim 8 (depends on 1)

The harvesting vehicle of claim 1, wherein:
the harvesting vehicle is configured to carry the plurality of picking systems simultaneously over four plant beds while the plurality of wheels straddle two inner plant beds of the four plant beds.

### Claim 9 (depends on 1)

The harvesting vehicle of claim 1, wherein:
the at least one sensor system comprises a separate imaging system coupled to each of the plurality of picking systems;
the suspension control system is configured to receive the distance measurement data collected from all of the separate imaging systems; and
the suspension control system is further configured to control adjustments to the vertical position of the pick deck, a pitch position of the pick deck, and a roll position of the pick deck, based at least in part on the distance measurement data.

### Claim 10 (depends on 9)

The harvesting vehicle of claim 9, wherein:
the suspension control system is configured to control the adjustments such that a bottommost part of each picking system of the plurality of picking systems is kept at a first distance above a bed of the at least one plant bed when the picking system is moved over the bed; and
the first distance is approximately 5.08 cm to approximately 12.7 cm.

### Claim 11

A method of providing a harvesting vehicle, comprising:
providing a body;
providing a plurality of wheels coupled to the body;
providing a pick deck, the pick deck comprising a plurality of picking systems configured to be carried over plants growing in at least one plant bed to harvest crops of the plants, and the pick deck comprising at least one sensor system configured to provide distance measurement data of a height of the pick deck over the at least one plant bed;
providing a plurality of actuators each adjustably coupling the pick deck to the body; and
providing a suspension control system configured to adjust at least a vertical position of the pick deck with respect to the body based at least in part on the distance measurement data.

### Claim 12 (depends on 11)

The method of claim 11, wherein:
each of the plurality of actuators is a rotary servo actuator.

### Claim 13 (depends on 11)

The method of claim 11, wherein:
the plurality of actuators comprise four actuators; and
each of the plurality of actuators are coupled to the pick deck at a different quadrant of the pick deck.

### Claim 14 (depends on 11)

The method of claim 11, wherein:
each of the plurality of actuators are configured to be adjusted independently of each other to collectively control a pitch position of the pick deck and a roll position of the pick deck.

### Claim 15 (depends on 11)

The method of claim 11 further comprising:
providing an arm comprising a first end and a second end, the first end of the arm being pivotably mounted to the body at a first pivot, and the second end of the arm being coupled to the pick deck at a second pivot.

### Claim 16 (depends on 15)

The method of claim 15, wherein:
the first pivot is at a position approximately vertically equivalent to a midpoint between a raised position of the second pivot and a lowered position of the second pivot.

### Claim 17 (depends on 15)

The method of claim 15, wherein:
the second pivot is configured to allow the pick deck to roll and to pitch.

### Claim 18 (depends on 11)

The method of claim 11, wherein:
the harvesting vehicle is configured to carry the plurality of picking systems simultaneously over four plant beds while the plurality of wheels straddle two inner plant beds of the four plant beds.

### Claim 19 (depends on 11)

The method of claim 11, wherein:
the at least one sensor system comprises a separate imaging system coupled to each of the plurality of picking systems;
the suspension control system is configured to receive the distance measurement data collected from all of the separate imaging systems; and
the suspension control system is further configured to control adjustments to the vertical position of the pick deck, a pitch position of the pick deck, and a roll position of the pick deck, based at least in part on the distance measurement data.

### Claim 20 (depends on 19)

The method of claim 19, wherein:
the suspension control system is configured to control the adjustments such that a bottommost part of each picking system of the plurality of picking systems is kept at a first distance above a bed of the at least one plant bed when the picking system is moved over the bed; and
the first distance is approximately 5.08 cm to approximately 12.7 cm.

### Claim 21

A method comprising:
receiving distance measurement data provided from at least one sensor system of a pick deck coupled to a body of a harvesting vehicle, the pick deck being coupled to the body using a plurality of actuators each adjustably coupling the pick deck to the body, the harvesting vehicle further comprising a plurality of wheels coupled to the body, the pick deck comprising a plurality of picking systems configured to be carried over plants growing in at least one plant bed to harvest crops of the plants, and the at least one sensor system being configured to provide the distance measurement data of a height of the pick deck over the at least one plant bed; and
adjusting at least a vertical position of the pick deck with respect to the body based at least in part on the distance measurement data.

### Claim 22 (depends on 21)

The method of claim 21, wherein:
each of the plurality of actuators is a rotary servo actuator.

### Claim 23 (depends on 21)

The method of claim 21, wherein:
the plurality of actuators comprise four actuators; and
each of the plurality of actuators are coupled to the pick deck at a different quadrant of the pick deck.

### Claim 24 (depends on 21)

The method of claim 21, wherein:
each of the plurality of actuators are configured to be adjusted independently of each other to collectively control a pitch position of the pick deck and a roll position of the pick deck.

### Claim 25 (depends on 21)

The method of claim 21, wherein:
the harvesting vehicle further comprises an arm comprising a first end and a second end, the first end of the arm being pivotably mounted to the body at a first pivot, and the second end of the arm being coupled to the pick deck at a second pivot.

### Claim 26 (depends on 25)

The method of claim 25, wherein:
the first pivot is at a position approximately vertically equivalent to a midpoint between a raised position of the second pivot and a lowered position of the second pivot.

### Claim 27 (depends on 25)

The method of claim 25, wherein:
the second pivot is configured to allow the pick deck to roll and to pitch.

### Claim 28 (depends on 21)

The method of claim 21, wherein:
the harvesting vehicle is configured to carry the plurality of picking systems simultaneously over four plant beds while the plurality of wheels straddle two inner plant beds of the four plant beds.

### Claim 29 (depends on 21)

The method of claim 21, wherein:
the at least one sensor system comprises a separate imaging system coupled to each of the plurality of picking systems; and
receiving the distance measurement data further comprises receiving the distance measurement data collected from all of the separate imaging systems, and
the method further comprises:
controlling adjustments to the vertical position of the pick deck, a pitch position of the pick deck, and a roll position of the pick deck, based at least in part on the distance measurement data.

### Claim 30 (depends on 29)

The method of claim 29, wherein:
controlling the adjustments further comprises:
controlling the adjustments such that a bottommost part of each picking system of the plurality of picking systems is kept at a first distance above a bed of the at least one plant bed when the picking system is moved over the bed; and
the first distance is approximately 5.08 cm to approximately 12.7 cm.