Abstract: A right angle transfer device has a conveying surface defined by a plurality of conveying members that are driven to convey objects in a conveyance direction. A diverting conveying member is mounted to a frame and is driven to divert objects in a direction angled away from the conveyance direction. A lift drive rotates a cam to move a bar in a substantially horizontal direction. The movement of the bar causes a frame link connected to the bar and the frame to raise and lower the frame. Once the frame has been moved upward to a sufficient extent, the diverting conveying member will be raised above the conveying members to come into contact with the object to thereby move and divert the object away from the conveyance direction.

Abstract: An automated storage and retrieval system and method of storing articles to and retrieving articles from at least one stacked storage rack that is configured to store articles double deep in each storage location with one article at a front position and another article at a back position behind the one article includes a robot having an end of arm tool (EOAT). The EOAT has a platform and an extendable article manipulator. The platform is sized to support at least two articles. The robotic arm selectively positions the end of arm tool to retrieve articles from front and back storage positions of said at least one stacked storage rack and storing at least one of the articles from the platform to a front or back storage position after the robot rotates the EOAT about a generally vertical axis.

Abstract: A method for operating an order fulfilment warehouse utilizing a gig-based labor force (e.g. freelance delivery drivers) performing picking functions in the warehouse and subsequently delivering the order to the customer. Preferably, the facility is staffed with only supervisory labor and receiving/putaway labor to replenish the warehouse inventory. The delivery driver may access an order database via a mobile application to accept a customer's online order, such as a grocery item order. The customer's order may additionally include retrieving items from another facility, such as a restaurant. The grocery order may be from a limited or dedicated warehouse facility that has a curated group of items/SKUs. The delivery driver enters the warehouse, checks in, and then proceeds to pick the order from the warehouse. The driver validates the order and then departs the facility and proceeds toward delivery of the order directly to the customer.

Abstract: A tolerance adjuster and wear device, e.g. spring clip, is provided for automatically adjusting the tolerance or clearance between a pusher shoe surface and an adjacent surface of a linear slat of a positive displacement sorter. The spring clip includes an engagement portion to couple the clip to a pusher shoe and a wear portion to automatically bias or adjust a tolerance between the pusher shoe and a corresponding slat. The engagement portion includes a retainer, in the form of a pair of opposing elastic grips or teach that are insertable through a receiver in a surface of the shoe. The wear portion includes a wear surface and spring element, such as a spring arm or convex dome. The spring element is elastic to provide a consistent and automatic bias against the slat surface. Preferably, the spring clip is extruded from a resilient, wear-resistant self-lubricating polymer.

Abstract: A sound attenuated conveyor roller assembly reduces the noise or vibration produced by the conveyor roller assembly during operation, and includes a conveyor roller having a cylindrical portion to which a sound damper may be coupled. The conveyor roller may include an unreduced outer surface and a reduced outer surface, in which the sound damper is disposed at the reduced outer surface such that an outer surface of the damper and the unreduced outer surface of the conveyor roller are located at substantially equal radial distances from a longitudinal axis of the conveyor roller. A tapered end connector having a tapered plastic tip may be coupled to each end of the conveyor roller to further reduce noise and vibration in the conveyor roller assembly.

Abstract: A method, a palletizing sleeve, and a hand truck are provided for preparing a plurality of shipments of goods and transporting each shipment to one of a plurality of delivery destinations. The method includes determining the goods for the shipment, virtually building an optimized stacking configuration of those goods, physically building the stack based on the optimized configuration, transporting the shipment to a pre-determined delivery destination, and unloading the shipment at the delivery destination. The palletizing sleeve includes a base and a vertical wall that cooperate to support and stabilize a stack of goods that make up a portion of the shipment. Standoffs on the sleeve base provide openings to accept forks from the hand truck so that the hand truck can engage the sleeve from underneath the base. A fork height adjustment system selectively adjusts the fork height relative to the bottom of the hand truck.

Abstract: A method and system for fulfilling customer orders having a data base that is adapted to store a plurality of customer orders and identity of warehouse inventory items and return inventory items that make up each of the customer orders. Some of the orders are single item orders with only one inventory item assigned to that order. Some of the orders are multiple item orders with multiple inventory items assigned to that order. Returned items that are processed and determined to be acceptable to be re-distributed are re-introduced into the inventory data base and are available to be assigned to an order. Warehouse inventory and return inventory are maintained independent of each other to reduce redundant operations. The order fulfilment system retrieves items from either or both of the warehouse inventory and return inventory to fulfil customer orders. The order fulfilment system may utilizes human associates or robot associates.

Abstract: A de-traying method and apparatus for removing articles from trays, each of the trays having a base, a rim around the base and an opening in said base and a bottom covering said opening and liftable from said base. A tray supporting an article is transported to a detraying assembly where the article is detrayed by elevating the bottom at least to the level of the tray rim with an article lifter having a lifting base and a plurality of lifting blocks. The lifting blocks are sized and arranged to engage the tray bottom through the opening in response to the lifting base being elevated, and to maintain orientation of the tray with at least one of said blocks positioned outside of the tray adjacent the rim. The article is displaced off of the elevated tray bottom.

Abstract: A material handling system having object handling and transportation devices and method of receiving objects into a warehouse having a material handling system includes scanning a machine readable code of an incoming load forming at least a portion of an order and comparing the machine readable code with an order file listing objects on the incoming load. For each object on the load, object data including a 3D image and product code of the object removed from the incoming load is received with an image capture station and reconciled with the order file. Each object is identified by comparing the 3D image of the object captured with the image capture station with the 3D images in the database. The material handling system is controlled as a function of the identity of the objects being handled and transported by the material handling system.

Abstract: A method of sorting articles with a sorter apparatus and a sorter apparatus having a conveying surface that is adapted to transport articles in a direction of conveyance and a mechanism adapted to displace articles on the conveying surface, the sorter apparatus having an endless web of bodies travelling in an endless loop defining the conveying surface includes a distributed drive system having at least one drive that is adapted to produce to provide force with at least one of the bodies to propel the endless web. A diagnostic device traveling with the web and positioned at one of the bodies of the endless web. The diagnostic device is adapted to monitor operation of the sorter apparatus and includes at least one sensor that is adapted to detect at least one parameter of a proximate drive that is proximate to the at least one sensor, and a controller adapted to receive the at least one parameter from the at least one sensor.

Abstract: A method of order fulfillment, and system for carrying out the method, includes storing individual items as inventory items in an automated storage and retrieval system and retrieving inventory items from the automated storage and retrieval system in response to an order for those inventory items. The retrieved inventory items are sorted into order batches and transported to an automatic induct for an automated put wall. The order batches are automatically inducted to the automated put wall as individual items. The individual items are segregated for each order at a location on the put wall that is assigned to that order. Individual items for an order are removed together from the automated put wall and transported together to a packing function.

Abstract: A system for replenishing a pick face includes a storage and retrieval machine (SRM) that traverses an aisle of a warehouse and monitors a replenishment position of each pick location of a pick face. The SRM transmits a message to the system indicating which ones of the replenishment positions are empty. The SRM delivers a replenishment load to a pick location that is indicated as empty in the message. Each pick location includes a flow lane configured to direct the motion of package loads sliding down to a picking position of the pick face. The flow lane includes a lever arm assembly that constrains and brakes the motion of package loads sliding down the flow lane. A bar stop of the lever arm assembly constrains a replenishment load, while a retainer bar of the lever arm assembly constrains a forward load. The replenishment load is behind the forward load.

Abstract: An automatic belt biasing device is provided for biasing a drive belt into frictional contact with rollers of a conveyor. The belt biasing device maintains a drive belt in contact with rollers of a live roller conveyor to provide drive for the rollers to propel items or packages along the conveyor. A spring attached to a pivot arm or pair of scissoring pivot arms adjusts a biasing force applied by guide wheels of the belt biasing device to the drive belt due to changes in drive belt tension. The belt biasing device may be selectively adjustable based on required roller pitch distances. The belt biasing device is pivotably coupled to the roller conveyor allowing the guide wheels to apply equal pressure to the drive belt while allowing the pivot arms to actuate and increase or decrease the biasing force provided by the belt biasing device.

Abstract: A positive displacement sorter and method of diverting articles includes a conveying surface configured to convey articles in a longitudinal direction and at least one diagonal take-away lane, extending diagonally from the conveying surface to receive articles being diverted from said conveying surface. A plurality of pushers are configured to move together in a lateral direction in order to displace an item on the conveying surface to the diagonal take-away lane. A rotational system is configured to rotate a leading portion of a diverted article in the direction of the take-away lane. A belt drive system is provided for driving live roller conveyors about a curved section of a roller conveyor of the sorter. The drive belt is guided along a single conical drive plane that maintains the orientation of the drive belt relative to the single conical drive plane and limits twisting and stress in the drive belt.

Abstract: A method of training a robot to pick a plurality of articles includes determining an identity of an article and determining if the article has a uniform distribution of weight. If the article has a uniform distribution of weight, a three-dimensional (3D) model of the article is created and stored in a database record associated with the identity. If the article does not have a uniform distribution of weight, a 3D model is created, two-dimensional (2D) images of each side of the article are created, and a 3D center of gravity of the article is determined. The 3D model, the 2D images, and the 3D center of gravity of the article are stored in a database record associated with the identity of the article.

Abstract: A multiple temperature automated storage system includes a rack with multiple levels of shelves defining item storage positions, an aisle at each level, and a plurality of shuttles adapted to operate in the aisles for storing items to and retrieving items from the storage positions. A thermally insulated enclosure encloses some of the levels of the rack to define a low temperature zone with the remaining levels of the rack defining a higher temperature zone. A method of storing items at two different temperatures in a common automated storage system includes having a first portion of the automated storage system enclosed in a thermally insulated enclosure and a second portion of the automated storage system outside of the thermally insulated enclosure. A lift is provided in the second portion for supplying items to and retrieving items from both of the first and second portions, without entering the first portion.

Abstract: An inventory warehouse management system includes a portable computing device that is coupled to a heads up display and a scanner. The display is configured to display and interact with information received from the computing device. The scanner is operable to identify a container identification (ID) of a container in a warehouse. The computing device is operable to send the container ID to a server via a network. The computing device is operable to receive container information from the server in response to the container ID, and is further operable to communicate the container information to the display. The display is operable to initiate a delivery confirmation for the server when the container is delivered. The scanner and display are operable to audit a first container and provide an audit result of the first container to the server. The audit comprises container information compared with contents of the container.

Abstract: A mobile lighted pick or put cart includes a frame and transport members on the frame that facilitate movement of the frame. The frame defines a plurality of vertically spaced shelves. An electronic system supported with the frame includes a portable computing device and a plurality of lamp strips, one mounted to each of the shelves. An application program that is operated by the portable computing device is adapted to determine a quantity of items to be picked from or put to a physical location and illuminate a number of individual lamps on one of the strips at a particular location on one of said shelves. The number of individual lamps illuminated is equal to the quantity of items to be picked from or put to the physical location.

Abstract: A continuous flow material handling system and method for consolidating articles into article groups, includes a plurality of article sources and a plurality of article destinations. A plurality of article merges and at least one sorter are between the article sources and destinations, with each of the merges having a plurality of queue lanes and a discharge. The at least one sorter has an inbound lane and a plurality of outbound lanes. The merges combine articles from a plurality of queue lanes and discharge to a downstream merge or sorter inbound lane. The article queue lanes of an upstream merge receiving articles from the article sources and the sorter outbound lanes discharging to the article destinations. A control system receives data from a warehouse management system (WMS). The control system activates each group at a merge in a same sequence as the group is released to the material handling system.

Abstract: A load handling system and method of handling a load includes a load handling device with a load support that is configured for engaging a load and a first drive is adapted to drive said load support with respect to a load. A conveyor is moveable along the load support and a second drive is adapted to propel the conveyor with respect to the load support. The first and second drives are operated to handle a load. The load support may be a pair of forks or a platen or the like.