Deere + Company

Beth A Wolfs

Elijah Beckham Garner

Stanley R Borkgren

Dnyanesh Dhobale

Cary S Hubner

Michael E Frasier

Joseph W Migliorini

Kamalakannan Natarajan

Jerry Anthony Samuelson

Elijah B Garner

Justin L Montenguise

Keith L Felton

Tyler G Groves

Kriss Helmick

Nathaniel Pearson

Jerry Samuelson

A kickout wheel assembly for removing seeds from a seed metering member. The kickout wheel assembly includes a first kickout wheel configured to rotate to remove seeds from the seed metering member, and a second kickout wheel configured to rotate to remove seeds from the seed metering member. The second kickout wheel is journaled independently from the first kickout wheel.

Kickout wheel assembly for a seed meter

A seed meter disk includes a body defining a plane of rotation, a seed-side, and a lower-pressure-side. A circumferential array of seed openings are provided on the seed-side of the seed meter disk for seed adherence. A circumferential array of kick-out pockets are provided on the lower-pressure-side of the seed meter disk. A circumferential array of recessed seed agitator pockets may be provided for seed mixing and agitation. A circumferential array of raised agitator pegs or features may be provided for seed mixing and agitation. A kick-out wheel assembly includes a kick-out wheel rotatably held by a kick-out wheel arm. The kick-out wheel has at least one protrusion portion including a plurality of kick-out protrusions each of which is configured to mate with and enter one of the kick-out pockets to facilitate dislodgement of a seed or other particle from within a seed opening.

Seed meter disk and methods of using the same

A seed meter includes a meter housing having a first chamber for seeds and a second chamber. A seed disk is rotatably supported within the meter housing and has a first side and a second side. The first side is exposed to the first chamber and the second side is exposed to the second chamber. The seed disk includes a plurality of seed openings that extend between the first and second sides at a predetermined radial position. A singulator is positioned against the first side of the seed disk and has at least one structure for removing excess seeds from the seed openings as the seed meter disk rotates relative to the singulator. A radial position of the singulator is controlled at least in part by a hub portion of the seed meter. A biasing spring is positioned to exert an axially-oriented bias force pressing the singulator against the first side of the seed meter disk.

Seed meter singulator

A row unit for a seeding machine includes a seed reservoir and a seed meter assembly having a metering member with a seed side facing the seed reservoir and a non-seed side opposite the seed side. The metering member is operable to selectively move seeds from the seed reservoir. A pump provides a pressure differential between the seed side and the non-seed side for adhering the seeds to the metering member. A conveyor has an inlet for receiving the seeds and an outlet configured to discharge the seeds from the seeding machine. The conveyor includes a belt movable from the inlet to the outlet. A pneumatic seed displacer includes a nozzle disposed adjacent the metering member for concentrating air. The nozzle is configured to eject the air towards the metering member for directing the seeds from the metering member to the conveyor.

Row unit for a seeding machine with pneumatic seed loading

A seed meter for metering a plurality of seeds includes a seed meter housing defining a seed inlet, a seed outlet, and a chamber therebetween, a hub rotatably mounted to the seed meter housing about a rotational axis and extending from a first end positioned within the chamber of the seed meter housing to a second end positioned outside of the seed meter housing, a metering element mounted to the hub within the chamber, a plurality of drain apertures located in the seed meter housing adjacent to the hub, and a handle mounted to the second end of the hub, the handle extends over the plurality of drain apertures in an axial direction parallel to the rotational axis of the hub.

Methods and devices for limiting rain ingress

A row unit for a seeding machine includes a seed reservoir and a seed meter having a metering member with a seed side facing the seed reservoir, a non-seed side opposite the seed side, and a plurality of apertures. The seed meter is operable by pressure differential between the non-seed side and the seed side to adhere seeds to the seed side and move seeds from the seed reservoir. A conduit has a venturi with a throat disposed adjacent the metering member. The throat presents an opening directed toward the seed side and the plurality of apertures. The opening is configured to receive a seed adhered to one aperture of the plurality of apertures. An air pressure source is configured to provide greater than atmospheric air pressure on the non-seed side such that during operation of the row unit an air stream passes through the one aperture toward the opening.

A seed meter assembly includes a motor, a seed reservoir, and a metering member having a seed side facing the seed reservoir and a non-seed side. The motor is configured to drive the metering member in a rotational direction moving from upstream towards downstream. The metering member includes a plurality of apertures for picking up seeds from the seed reservoir under the influence of a pressure differential. A cell diverges from an aperture of the plurality of apertures towards the seed side to define a surface recessed therefrom. The cell is configured to receive one of the seeds and is elongated between a first end defining a furthest extent of the cell in an upstream direction and a second end defining a furthest extent of the cell in a downstream direction. The aperture of the plurality of apertures is disposed closer to the second end than to the first end.

Seed meter assembly and metering member for small grains

A seed metering system for metering a plurality of seeds includes a meter housing having a front side and a rear side opposite and attached to the front side, a seed inlet defined within the front side of the meter housing, and a seed disk positioned within and rotatable relative to the meter housing. The seed disk has a first side in facing relation to the front side of the meter housing and a second side in facing relation to the rear side of the meter housing. The seed metering system further includes a seal in contact with the front side of the meter housing and the first side of the seed disk.

Seal for a seed metering system

A row unit for a seeding machine includes a seed reservoir and a seed meter having a metering member configured to rotate about an axis. The metering member has a seed side facing the seed reservoir, a non-seed side opposite the seed side, and a plurality of apertures. The axis is normal to a surface of the seed side. The seed meter is operable by pressure differential between the non-seed side and the seed side to adhere seeds to the seed side and move seeds from the seed reservoir. The row unit also includes a positive pressure air source and an air outlet fluidly coupled to the positive pressure air source. The air outlet is disposed on the seed side and aimed to discharge an air stream towards one aperture of the plurality of apertures. The dischargeable air stream has a directional component parallel to the axis.

A seed meter disk includes a body defining a plane of rotation. A circumferential array of seed openings are provided for seed adherence. A circumferential array of seed agitator pockets are formed as depressions in the first side of the body, each one of the array of seed agitator pockets having a radially inner end, a radially outer end, and a trailing edge extending from the radially inner end to the radially outer end. At least a portion of the trailing edge of one or more of the seed agitator pockets is backswept so that a circumferential-direction offset from a radial reference line rotationally ahead of the trailing edge, with respect to rotation of the seed meter disk in an operational direction, increases toward the radially outer end. The backswept portion is non-linear.

Seed meter disk

A seed receptacle includes a housing defining a seed chamber within, a seed inlet formed in the housing, a seed outlet formed in the housing, and an air inlet separate from the seed inlet and mounted to the housing. The air inlet includes a first end attached to the housing and defining a first aperture, a second end, opposite the first end and defining a second aperture, and a channel defining an airflow path between the first end and the second end. The air inlet has an elasticity and a weight such that the second end sags relative to the first end.

A seed sensor includes a housing. An internal seed channel defines a path for seeds to flow along a central axis through the seed sensor. A sensor unit is positioned alongside the internal seed channel within the housing. An inlet end of the seed sensor includes a tapered inlet section. The housing includes a mounting loop having a pair of oppositely angled surfaces for mounting the seed sensor in a pair of oppositely angled configurations.

Seed sensor

A seed metering system includes a seed tank including a seed tank outlet, and a number of row units. Each and every row unit of the number of row units comprises a singulating meter in selective communication with the seed tank outlet, a bypass conduit in selective communication with the seed tank outlet, and an outlet. The seed metering system further includes a volumetric metering system positioned upstream of the number of row units and operable to volumetrically meter the plurality of seeds. The seed metering system is operable in a first mode of operation in which the seed tank outlet communicates with each singulating meter via the volumetric metering system to singulate the plurality of seeds. The seed metering system is operable in a second mode of operation in which the seed tank outlet communicates with each bypass conduit via the volumetric metering system and seeds are not singulated.

Seed metering system and method of operating the same

A seed meter is provided having a doubles eliminator mounted to a common spindle with a rotating seed singulating element. The doubles eliminator is axially biased against the seed face of the singulating element to axially position the doubles eliminator relative to the singulating element.

Growing community of inventors

Tiffin, IA, United States of America

Beth A Wolfs