Abstract: Systems and methods are disclosed for elevators for material handling shuttles. In one embodiment, an example system configured to change elevation of a shuttle may include an elevator track disposed between a loading zone and an unloading zone, and a platform coupled to the elevator track and configured to move between the loading zone and the unloading zone. The platform may be configured to engage with a lower surface of the shuttle at the loading zone. The platform may be configured to lift the shuttle off a first set of rails at the loading zone, and to position the shuttle onto a second set of rails at the unloading zone.

Abstract: Systems and methods are disclosed for container shuttles having omnidirectional wheels. In one embodiment, an example system for shuttle transportation may include a first linear synchronous motor arranged in a first orientation, a second linear synchronous motor arranged in a second orientation that is offset with respect to the first linear synchronous motor, and a shuttle having a permanent magnet and a plurality of omnidirectional wheels. The shuttle may be configured to be propelled in a first direction via the first linear synchronous motor and the permanent magnet, and to be propelled in a second direction via the second linear synchronous motor and the permanent magnet.

Abstract: Systems and methods are disclosed for interconnected sortation systems with multiple inputs and destinations. In one embodiment, an example system may include a first sortation system, a second sortation system, a first induction station to induct items into the system, and a second induction station to induct items into the system. The system may include a track configured to connect the first sortation system to both the first induction station and the second induction station, and to connect the second sortation system to both the first induction station and the second induction station. The system may include a number of shuttles configured to move along the track.

Abstract: Systems and methods are disclosed for shuttle turning systems having linear synchronous motors. In one embodiment, an example system for shuttle transportation may include a first linear synchronous motor arranged in a first orientation, a second linear synchronous motor arranged in a second orientation that is transverse to the first orientation, and a shuttle. The shuttle may have a first permanent magnet coupled to the shuttle and a second permanent magnet coupled to the shuttle, where the first permanent magnet is arranged parallel to the first orientation and the second permanent magnet is arranged parallel to the second orientation. The shuttle may be configured to be propelled in a first direction via the first linear synchronous motor and the first permanent magnet, and to be propelled in a second direction via the second linear synchronous motor and the second linear synchronous motor.

Abstract: Systems, methods, and apparatuses are disclosed for external mobility systems for heavy machinery and equipment. In one embodiment, an example system may include a first module, a second module coupled to the first module, and a third module coupled to the first module and the second module. Systems may include an air bearing system disposed under the third module, where the air bearing system is configured to apply an upward force on the third module, and an air supply coupled to the air bearing system. The upward force on the third module may reduce a static friction of the third module with respect to a floor surface by at least 90%, such that the third module can slide from a default position to an expanded position.

Abstract: Systems and methods are disclosed for elevators for material handling shuttles. In one embodiment, an example system configured to change elevation of a shuttle may include an elevator track disposed between a loading zone and an unloading zone, and a platform coupled to the elevator track and configured to move between the loading zone and the unloading zone. The platform may be configured to engage with a lower surface of the shuttle at the loading zone. The platform may be configured to lift the shuttle off a first set of rails at the loading zone, and to position the shuttle onto a second set of rails at the unloading zone.

Abstract: Item singulation systems and methods may include an input conveyor, a vision system, and an output conveyor that receives items from the input conveyor. The vision system may determine individual columns of items from among a plurality of items on the input conveyor. Operations of the input conveyor and output conveyor may be controlled substantially as a pull system to transfer individual columns of items to the output conveyor, such that singulated items can be transferred by the output conveyor to downstream processes.

Abstract: Systems and methods are disclosed for wireless powering and control of conveyors on shuttles. An example system may include a track, and a shuttle configured to move along the track, the shuttle having a conveyor, and a first induction coil. The system may include a second induction coil disposed at a first location along the track, where the second induction coil is configured to interact with the first induction coil to power the conveyor. The shuttle may not have an onboard power source coupled to the conveyor.

Abstract: Systems and methods are disclosed for wireless powering and control of conveyors on shuttles. An example system may include a track, and a shuttle configured to move along the track, the shuttle having a conveyor, and a first induction coil. The system may include a second induction coil disposed at a first location along the track, where the second induction coil is configured to interact with the first induction coil to power the conveyor. The shuttle may not have an onboard power source coupled to the conveyor.

Abstract: Systems, methods, and apparatuses are disclosed for automated container retrieval and delivery systems. In one embodiment, an example container handling system may include a platform, a first rotatable arm disposed on a lower side of the platform, where the first rotatable arm is offset from a front end of the platform, a motor configured to rotate the first rotatable arm from a first position to a second position, and a first wheel disposed at a distal end of the first rotatable arm. The container handling system may be configured to raise a container from an angled position to a horizontal position, and the container may be in the horizontal position when the first rotatable arm is in the second position.

Abstract: Systems, methods, and computer-readable media are disclosed for multimodal asynchronous transportation. In one embodiment, an example system may include a portable conveyor assembly configured to receive one or more items, the portable conveyor assembly including a conveyor belt, a drive motor, and a magnet. The portable conveyor assembly may be configured to couple to an item sortation system to receive sorted items, and to couple to a vehicle for transportation of the portable conveyor assembly from the item sortation system to a different system of a fulfillment center.

Abstract: Systems, methods, and computer-readable media are disclosed for automated item sortation and container handling. In one embodiment, an example method may include determining, by a controller, a first item identifier of a first item at an induction portion of a sortation system, determining an order identifier associated with the first item identifier, and determining a first container associated with the order identifier. The method may include causing a first mobile carrier unit to receive the item, and causing the first mobile carrier unit to deliver the first item to the first container.

Abstract: A conveyor system for processing items, such as manufacturers' products or boxes, from a three-dimensional arrangement to a two-dimensional arrangement includes inclined and declined conveyors. The inclined conveyor may include vacuum through perforations in the belt. A collimating conveyor includes parallel belts that operate at different speeds to space the items longitudinally apart and then align the items against sidewalls.

Abstract: Item singulation systems and methods may include an input conveyor, a separation conveyor, and an output conveyor that is positioned orthogonally to the input conveyor. A vision system may determine individual columns of items from among a plurality of items on the input conveyor. Operations of the input conveyor, separation conveyor, and output conveyor may be controlled substantially as a pull system to transfer individual columns of items to the output conveyor, such that singulated items can be transferred by the output conveyor to downstream processes.

Abstract: Systems, methods, and computer-readable media are disclosed for automated item sortation and container handling. In one embodiment, an example method may include determining, by a controller, a first item identifier of a first item at an induction portion of a sortation system, determining an order identifier associated with the first item identifier, and determining a first container associated with the order identifier. The method may include causing a first mobile carrier unit to receive the item, and causing the first mobile carrier unit to deliver the first item to the first container.

Abstract: A conveyor system for processing items, such as manufacturers' products or boxes, from a three-dimensional arrangement to a two-dimensional arrangement includes inclined and declined conveyors. The inclined conveyor may include vacuum through perforations in the belt. A collimating conveyor includes parallel belts that operation at different speeds to move the items laterally via shear forces.

Abstract: Item singulation systems and methods may include an input conveyor, a separation conveyor, a turn conveyor, and an output conveyor that is positioned parallel with the input conveyor. A vision system may determine individual columns of items from among a plurality of items on the input conveyor. Operations of the input conveyor, separation conveyor, turn conveyor, and output conveyor may be controlled substantially as a pull system to transfer individual columns of items to the output conveyor, such that singulated items can be transferred by the output conveyor to downstream processes.

Abstract: A method of facilitating the removal of bitumen-containing mud from a substrate includes coating the substrate with a composition comprising nanoparticles and water, such that the bitumen-containing mud that adheres to the coated substrate may be more easily removed from the substrate than from an uncoated substrate. In one embodiment, the composition assists an aqueous terpene-based detergent to more effectively clean bitumen-containing mud from the painted steel undercarriages of trucks used in oil sands operations.

Abstract: A plurality of solid polymer particles including an aromatic epoxy crosslinked with a hardener having at least two amino groups and at least one of an aromatic ring or a cycloaliphatic ring is disclosed. The solid polymer particles are useful, for example, as proppants. Mixtures of the plurality of particles and other particles, fluids containing the plurality of particles, methods of making the plurality of particles, and methods of fracturing a subterranean geological formation are also disclosed.

Abstract: A plurality of particles comprising an elastomer-modified crosslinked aromatic epoxy vinyl ester polymer, wherein a particle from the plurality of particles maintains at least 50 percent of its height under a pressure of 1.7×107 Pascals at a temperature of at least 150° C. is disclosed. Mixtures of the plurality of particles and other particles, fluids containing the plurality of particles, methods of making the plurality of particles, and methods of fracturing a subterranean geological formation are also disclosed.