Abstract: An order fulfillment system and method of fulfilling orders, each with at least one article, includes at least one mobile robotic unit that is capable of autonomous routing in an order fulfillment facility. A stationary robotic order-picking station with a stationary robot and vision equipment sorts articles into orders. The at least one mobile robotic unit transfers articles to or from the stationary robotic order-picking station.

Abstract: A communication and control system for enabling and controlling communications for execution of one or more tasks, functions, and/or operations within a facility can include devices that utilize disparate operating systems and/or software programs, and engines resident on or accessed by the devices. The engines be can operable to access one or more device-neutral workflows that have a set of instructions for directing performance of a selected one or more of the tasks, functions, and/or operations to be performed at the facility. The engines further can translate and communicate the set of instructions to initiate and cause the devices to carry out the set of instructions thereon and enable the devices to perform or execute the selected tasks, functions, and/or operations at the facility.

Abstract: A material-handling system and method includes at least one first processing station, each having an input and an output. A linear transfer system made up of a plurality of transfer units that travel in unison in a linear motion past the input and output of the first processing station(s) either receives articles from the output and discharges articles to the input or transfers articles between the first processing station and a second processing station. A control sequences articles between the transfer units and the first input and output or between the first processing station and a second processing station in a manner that enhances operation of the processing station(s).

Abstract: A method of fulfilling orders and order fulfillment system includes a mobile assembly cart having a plurality of order assembly positions and a pointer assembly. The pointer assembly generates a beam and directs the beam to at least one of said assembly positions for selectively identifying at least one of the assembly positions for putting an item to or retrieving an order from each identified position. The assembly cart can be positioned with respect to the pointer assembly for the picking or putting and moved away from the pointer assembly after the picking or putting.

Abstract: A mixed article sortation system and method of sorting the bulk flow of mixed articles being of various sizes and shapes to separate destinations includes at least two bulk flow singulators, each configured to receive a bulk flow of mixed articles and arrange the articles to respective first and second single-file flows. A first article induct arranges the first flow of articles from one of the singulators to a first flow of gapped articles and a first article sensor senses the identity and weight of each article. A second article induct arranges the single-file flow of articles from the other singulator to a second flow of gapped articles and a second article sensor senses the identity and weight of each article in said second single-file flow. A combiner combines the first and second single-file flow of articles into a third single-file flow of articles. A sorter receives the third single-file flow of mixed articles and sorts the articles to separate destinations.

Abstract: A picking method includes having in a mobile device data and an application running on the mobile device. An order made up of a number of items to be picked from the warehouse is communicated from a host to a client application of the mobile device. The mobile device provides instructions of a sequence of locations to pick and the items to be picked at each location without further communications from the host. A corresponding picking system is provided.

Abstract: A method and system for fulfilling orders includes establishing a queue of orders that are available to be filled, each order in the queue containing at least one unique item type. An order from the order queue is selected and opened as a first order. Another order from the order queue is selected and opened as a second order. Inventory containers each having a unique item type for at least one of the orders are delivered and an operator picks the unique item type from the inventory container. The orders are assembled at order assembly locations that are a particular distance from the operator. The orders are selected and/or the assembly locations assigned in a manner that improves order fulfillment productivity, such as by reducing order fulfillment time, reducing operator travel distance, and the like.

Abstract: A sorter drive for propelling travelling members of a sorter along a path, in which the sorter has a plurality of interconnected travelling members that travel along a path and sortation members carried by the travelling members, with the sortation members adapted to discharge articles to particular destinations, according to an aspect of the invention, includes an endless drive member and an electro-adhesion system. The endless drive member engages the travelling members. The electro-adhesion system increases attraction of the endless drive member and the travelling members.

Abstract: A multiple cable strain relief and electronic assembly having such multiple cable strain relief includes a body, a plurality of cable cutouts and a compression member. The body has at least two spaced apart sidewalls thereby defining a cavity between the sidewalls. The plurality of cable cutouts are in each of the sidewalls. Each cable cutout in one of the sidewalls is aligned with a cable cutout in the other of sidewalls thereby defining a cable cutout pair. The compression member has a retention position that is at least partially extending into the cavity. With the compression member in the retention position a cable extending though a cable cutout pair is deflected in the cavity to retain that cable between the sidewalls and the compression member.

Abstract: A right angle transfer and method of transferring articles includes a plurality of conveying members that define a conveyance surface and are driven to convey objects in a conveyance direction and a plurality of diverting members. The diverting members are driven to divert objects at an angle from the conveyance surface. A frame mounts the diverting members for general vertical movement with respect to the conveying members. A lifting system including a plurality of spaced apart vertical actuators selectively raises and lowers the frame with respect to the conveying members. Each of the vertical actuators may include a cylinder that is positively driven in each of opposite directions by application of a fluid to opposite sides of the cylinder in order to positively drive the frame to both a raised state and a lowered state. The diverting members may be driven prior to being vertically moved into contact with an article being diverted.

Abstract: A method of sorting articles using a positive displacement sorter having a plurality of slats arranged in parallel to define a conveying surface moving in a longitudinal direction, a plurality of pusher shoes, each of said shoes travelling laterally along at least one of said slat and a diverting station comprising at least one diverting rail arranged diagonally under said conveying surface and at least one diverting switch for selectively diverting at least two pusher shoes to the diverting rail whereby the pusher shoes travel laterally across said conveying surface in a diagonal path in order to divert an article to a take-away lane includes pre-orienting articles prior to the diverting station wherein a side of each article is oriented at approximately a same orientation as the diagonal path and operating the at least one diverting switch and diverting at least one article that is pre-oriented.

Abstract: A conveyor assembly comprising a main conveyor having a first side frame and a second side frame, with the first and/or second side frames including a side portion and a support surface. One or more input conveyors having a discharge end are joined to the main conveyor with a bottom portion of the discharge end being positioned on the support surface whereby the input conveyors are accurately mounted in close proximity to the main conveyor to promote the conveyance of items from the input conveyors onto the main conveyor.

Abstract: A method and apparatus for fulfilling orders with a system having an automated warehouse that is adapted to store a plurality of inventory receptacles. The automated warehouse includes a plurality of vehicles that are adapted to storing inventory receptacles and retrieving inventory receptacles and an outbound device that is adapted to exchanging inventory receptacles between a pick station and the vehicles. Orders of items are received with an order queue. Orders are disbursed from the order queue to a vehicle queue associated with each vehicle. Inventory receptacles are retrieved with the vehicles having items for at least one of the orders. The inventory receptacles are retrieved according to the vehicle queue for that vehicle. Inventory receptacles are deposited by the vehicles to an outbound queue associated with the outbound device and forwarded from the outbound device to the pick station according to the requirements of the pick station.

Abstract: A crossbelt sorter system and method of sorting articles includes a track assembly and a plurality of carriers attached to each other to travel along the track assembly. Each of the carriers includes at least front and rear corner portions thereof and a trolley at each of the front and rear corner portions. Each trolley is configured to travel along the track assembly. A hitch assembly joins adjacent ones of the carriers. A propulsion system propels the carriers along the track assembly. Each trolley is mounted to the associated carrier to pivot in at least two different directions. In this manner, the track assembly may have one or more spiral portions thereof. Each trolley is adapted to pivot in the two different directions to support the associated carrier as it moves through the spiral portion.

Abstract: A method and system for fulfilling orders includes establishing a queue of orders that are available to be filled, each order in the queue containing at least one unique item type. An order from the order queue is selected and opened as a first order. Another order from the order queue is selected and opened as a second order. Inventory containers each having a unique item type for at least one of the orders are delivered and an operator picks the unique item type from the inventory container. The orders are assembled at order assembly locations that are a particular distance from the operator. The orders are selected and/or the assembly locations assigned in a manner that improves order fulfillment productivity, such as by reducing order fulfillment time, reducing operator travel distance, and the like.

Abstract: A method of disconnecting a slat from a wheel assembly that is used with a positive displacement sorter having a plurality of parallel laterally extending slats and a pair of wheel assemblies, each interconnecting common end portions of the slats thereby defining an endless web that travels in a longitudinal direction. An upper surface of the web defines an article-conveying surface. The sorter has a plurality of pusher shoes travelling along the slats in order to laterally displace articles on said conveying surface. The sorter further has a plurality of attachment mechanisms, each attaching an end portion of one of the slats to one of the wheel assemblies. Each of the attachment mechanisms includes at least one locking member. The locking member includes a pin on the slat engaging an opening in one of the wheel assemblies. A retraction tool is positioned against one of the wheel assemblies adjacent to the slat to be disconnected.

Abstract: A conveyor assembly comprising a main conveyor having a first side frame and a second side frame, with the first and/or second side frames including a side portion and a support surface. One or more input conveyors having a discharge end are joined to the main conveyor with a bottom portion of the discharge end being positioned on the support surface whereby the input conveyors are accurately mounted in close proximity to the main conveyor to promote the conveyance of items from the input conveyors onto the main conveyor.

Abstract: A conveyor underguard that is adapted for use with a conveyor having a pair of spaced apart side channels, each having a lower flange and a plurality of openings on each flange, includes a guard surface and a pair of mounting members, each extending outwardly generally parallel to the guard surface and defining fastener openings. The fastener openings are spaced apart in a manner that aligns with the through-openings of the conveyor. A pair of side members connect the guard surface with the mounting members in a manner that offsets the guard surface from the mounting members away from each flange. The conveyor underguard is defined by a polymeric material body having a planar body pan integrally connected to opposed first and second side walls and to first and second end walls. A first side flange is integrally connected to the first side wall and extends for an entire length of the first side wall.

Abstract: An order fulfillment method and order fulfillment system includes picking items from inventory according to orders for the items and placing the picked items into picked receptacles. The picked receptacles are forwarded to an unloading station where an identifier of each item is identified at the unloading stating and the identifier of the item married with the transport receptacle into which the item is placed. The transport receptacles are tracked from the unloading station according to the identifier of the item in that transport receptacle and movement of the transport receptacle. This may be accomplished by unloading items to a sorter having sorter locations. Each of the locations has a unique machine location identification. Items are placed from the picked receptacles to the sorter at one of the locations and an item identification is referenced with the machine location identification of the location at which that item is placed on the sorter.

Abstract: A positive displacement sorter includes a plurality of parallel laterally extending slats and a pair of wheel assemblies, each interconnecting common end portions of the slats thereby defining an endless web that travels in a longitudinal direction. An upper surface of the web defines an article-conveying surface. A plurality of pusher shoes travel along the slats in order to laterally displace articles on the conveying surface. A plurality of attachment mechanisms are provided. Each of the attachment mechanisms attaches an end portion of one of the slats to one of the wheel assemblies. Each of the attachment mechanisms includes a shoulder and a collar and at least one locking member. The collar engages the shoulder thereby providing retention of the slat to the wheel assembly. The locking member provides retention of the collar on the shoulder.