Agricultural systems and methods for monitoring field conditions

David Long, Washington, IL (US); James W. Henry, Saskatoon (CA)

USPTO: us-12622339 · published 2026-05-12 · patents · A01B 79/005

Agricultural systems and methods for monitoring field conditions

David Long, Washington, IL (US) , James W. Henry, Saskatoon (CA) This is my paper

Pith reviewed 2026-05-15 15:09 UTC · model grok-4.3

classification patents A01B 79/005

keywords agricultural implementsensor armactuatorfield monitoringlateral regionsaft field conditionscomputing system control

0 comments

The pith

A pivoting arm lets one sensor monitor field conditions in multiple separate lateral zones behind an agricultural implement.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The system mounts a sensor on a pivotable arm attached to the implement. An actuator swings the arm between at least two positions so the sensor's view covers distinct side-by-side strips of ground that have already been worked. A computing system times the swings, collects the readings, and maps the conditions across those strips. The design therefore obtains multi-zone data without installing extra sensors.

Core claim

An agricultural implement carries a sensor on a pivotably coupled arm that an actuator moves between first and second positions, directing the sensor's field of view first to one lateral region and then to a second, at-least-partially separate lateral region of the field aft of the implement; the computing system commands the actuator, receives the single sensor's data stream, and determines field conditions for both regions from that stream.

What carries the argument

Actuator-driven pivoting sensor arm that redirects one sensor's field of view across distinct lateral regions of the worked field.

If this is right

Fewer sensors are needed to cover the implement width, lowering parts count and wiring.
The same data stream can feed real-time control loops for the ground-engaging tools.
Mapping of lateral variability becomes possible without additional hardware passes.
The actuator control logic can be extended to more than two arm positions for finer coverage.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

Dynamic continuous sweeping of the arm could produce a near-continuous lateral profile rather than discrete samples.
Pairing the arm motion with implement speed data would allow creation of geo-referenced condition maps.
The approach could be tested on existing implements by retrofitting a single actuated arm instead of adding sensor arrays.

Load-bearing premise

Sensor readings remain accurate indicators of actual field conditions even when the arm tilts the sensor to different angles and distances.

What would settle it

Ground-truth measurements taken simultaneously in both lateral regions show that the sensor values deviate beyond acceptable error when the arm is in one of the commanded positions.

read the original abstract

1 . An agricultural system for monitoring field conditions, the agricultural system comprising: an agricultural implement supporting a plurality of ground-engaging tools configured to engage a field to perform an agricultural operation as the agricultural implement moves across the field along a direction of travel; a sensor configured to generate data indicative of a field condition associated with an aft portion of a field disposed rearward of the agricultural implement relative to the direction of travel of the agricultural implement; a sensor arm extending between a first end and a second end, the sensor arm being pivotably coupled at a pivot joint proximate the first end to the agricultural implement such that the sensor arm is movable relative to the agricultural implement, the sensor arm being coupled proximate the second end to the sensor; an actuator configured to actuate the sensor arm relative to the agricultural implement between a first position and a second position such that a field of view of the sensor is directed towards a first lateral region of the aft portion of the field when the sensor arm is in the first position and a second lateral region of the aft portion of the field when the sensor arm is in the second position, the second lateral region being at least partially separate of the first lateral region along a lateral direction; and a computing system, configured to: control an operation of the actuator to actuate the sensor arm between the first and second positions; receive the data generated by the sensor; and determine the field condition of at least the first and second lateral regions of the aft portion of the field based at least in part on the data generated by the sensor.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Desk Editor's Note private letter to a colleague

This patent simply claims a single pivoting arm and actuator so one rear-facing sensor can cover two lateral strips behind a tillage implement.

read the letter

The core idea is a mechanical arrangement: a sensor arm hinged to the implement, driven by an actuator between two positions, letting the same sensor look at two separate lateral zones in the worked ground. That specific combination of pivot joint, actuator sequencing, and single-sensor coverage for an aft region is the concrete new element not already spelled out in the cited prior art. The description is internally consistent once you accept the usual engineering premise that a properly aimed sensor returns usable data from each position. No equations, no fitted parameters, and no performance numbers are offered, so there is nothing to falsify or reproduce here. The soft spot is exactly what you would expect from a patent filing: the claim rests on the untested assumption that the sensor’s field of view actually delivers reliable field-condition data at both angles, with no discussion of calibration drift, crop residue interference, or speed effects. Because the document is a functional specification rather than a measured result, it does not belong in a reading group or a research citation list. A serious editor would desk-reject it for peer review; the proper channel remains the patent office, where the mechanical novelty can be examined against existing hardware.

Referee Report

0 major / 2 minor

Summary. The manuscript is a U.S. patent application whose central claim (Claim 1) describes an agricultural system comprising an implement carrying ground-engaging tools, a single sensor mounted on a pivotable arm, an actuator that moves the arm between two discrete positions, and a computing system that commands the actuator and infers field conditions for two laterally separated aft regions from the sensor data obtained in each position.

Significance. If the functional description is realized, the architecture reduces the number of physical sensors required to monitor two lateral strips behind an implement, offering a compact hardware solution for real-time condition mapping in precision agriculture.

minor comments (2)

[Claim 1 / Detailed Description] The description of the pivot joint and actuator mounting (lines following Claim 1) would benefit from an explicit statement of the angular range or mechanical stops that guarantee the two fields of view remain non-overlapping.
[Drawings] Figure references in the specification should include call-outs for the first and second arm positions to match the language of Claim 1.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for the careful reading of the manuscript and for the positive recommendation to accept. The summary accurately captures the core of Claim 1.

Circularity Check

0 steps flagged

No significant circularity identified

full rationale

The document is a U.S. patent application whose central claim is a functional description of an agricultural implement, pivoting sensor arm, actuator, single sensor, and computing system. It contains no equations, fitted parameters, quantitative predictions, or derivations of any kind. The architecture is a direct engineering specification; the only implicit premise (that a calibrated sensor yields usable data within its field of view) is external to the claim language and does not create internal reduction or self-reference.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

The description relies on standard engineering assumptions about sensor functionality and mechanical actuation; no free parameters, ad-hoc axioms, or invented physical entities are introduced.

pith-pipeline@v0.9.0 · 5593 in / 953 out tokens · 23069 ms · 2026-05-15T15:09:37.952555+00:00 · methodology

discussion (0)

Lean theorems connected to this paper

Citations machine-checked in the Pith Canon. Every link opens the source theorem in the public Lean library.

IndisputableMonolith.Foundation.RealityFromDistinction reality_from_one_distinction unclear

?

unclear
Relation between the paper passage and the cited Recognition theorem.

an actuator configured to actuate the sensor arm ... between a first position and a second position such that a field of view of the sensor is directed towards a first lateral region ... and a second lateral region

What do these tags mean?

matches: The paper's claim is directly supported by a theorem in the formal canon.
supports: The theorem supports part of the paper's argument, but the paper may add assumptions or extra steps.
extends: The paper goes beyond the formal theorem; the theorem is a base layer rather than the whole result.
uses: The paper appears to rely on the theorem as machinery.
contradicts: The paper's claim conflicts with a theorem or certificate in the canon.
unclear: Pith found a possible connection, but the passage is too broad, indirect, or ambiguous to say the theorem truly supports the claim.