Abstract: The operation of container handling vehicles and remotely operated specialized container handling vehicles are controlled by a method such that total elapsed time or waiting time cost for transferring specified storage containers between them is minimal or optimal. The specialized container handling vehicles are operating at a level below an automated storage and retrieval system having a framework structure defining a storage grid for storing storage containers in grid cells. The storage containers are stored and retrieved by container handling vehicles running on top of the storage grid.

Abstract: A storage container assembly includes a storage container, a delivery container, and a holder. The storage container includes a base and four walls extending up from edges of the base, thereby defining a top opening of the storage container. The delivery container includes a base and four walls extending up from edges of the base. The holder for the delivery container is telescopically retained within the storage container and extendable from the opening of the storage container. The holder has a side-access opening, which is revealed on extension of the holder from the storage container. The delivery container can be guided into and out from the side-access opening of the holder and the delivery container can be slidably retained within the holder for storage within the storage container.

Abstract: A container handling vehicle for picking up storage containers from a three-dimensional grid of an underlying storage system includes a first set of wheels for moving the vehicle along an X direction on a rail system of the grid; and a second set of wheels for moving the vehicle along a Y direction on the rail system of the grid. The Y direction is perpendicular to the X direction. The container handling vehicle includes a vehicle body having a vehicle body footprint defined by horizontal peripheries in the X and Y directions of the vehicle body. The vehicle body includes a first section and a second section. The first section has a first footprint and the second section has a second footprint. The first and second footprints are defined by horizontal peripheries in the X and Y directions of the first and second sections, respectively.

Abstract: A method for handling malfunctioning vehicles on a rail system constituting part of a storage and retrieval system includes storing a plurality of stacks of storage containers and a control system. The storage and retrieval system includes a plurality of remotely operated vehicles configured to move laterally on the rail system. The method includes wirelessly monitoring and controlling, via the control system, movements of the plurality of vehicles.

Abstract: An automated storage and retrieval system includes a track system including a first set of parallel tracks arranged in a horizontal plane and extending in a first direction, and a second set of parallel tracks arranged in the horizontal plane and extending in a second direction orthogonal to the first direction, forming a grid pattern in the horizontal plane comprising a plurality of adjacent grid cells. Each grid cell includes a grid opening. A plurality of stacks of storage containers are arranged in storage columns located beneath the track system. Each storage column is located vertically below the grid opening. A plurality of container handling vehicles for lifting and moving storage containers stacked in the stacks are configured to move laterally on the track system above the storage columns to access the storage containers via the grid openings.

Abstract: An automated, grid-based storage and retrieval system includes a framework structure and a cooler system. The framework structure includes vertically extending members and a grid of horizontal rails provided at upper ends of said vertical members. The framework structure defines a storage volume disposed below the horizontal rails, and an air release volume disposed below the horizontal rails and above the storage volume. The cooler system is for releasing cooling air into the air release volume. The cooler system includes at least one air deflecting element provided in the air release volume. The at least one air deflecting element extends between vertically extending members. The at least one air deflecting element is arranged to deflect a flow of released cooling air from the cooler system downward to the storage volume. The deflected cooling air is introduced into the storage volume from above and propagates in a vertical direction downward through the storage volume.

Abstract: A method controls storage locations of products stored in storage containers in an automated storage and retrieval system operated by container handling vehicles. The storage and retrieval system comprises a grid structure with storage columns adapted for holding stacks of storage containers. The grid structure has a corresponding rail system above the storage columns for guiding movements of the vehicles adapted for transferring storage containers to and from the storage columns. Each vehicle comprises a vehicle controller connected to driving means for controlling movements of the vehicle along the rail system relative to movements of other vehicles. Controlling of container handling vehicles and storage locations of storage containers is handled by a main controller of the automated storage and retrieval system communicating with a Warehouse Management System configured to register each storage container to be stored and type of one or more products placed in the storage containers.

Abstract: A method, control system 500 and computer program for routing and rerouting of container handling vehicles 201 handling storage containers 106 in an automated storage and retrieval system comprising a framework structure 100 forming a three-dimensional storage grid structure 104 for storing the storage containers 106 in storage columns 105, the framework structure including a grid-based rail system 108 arranged above the storage columns 105 with the rail system 108 providing available routes for the container handling vehicles 201 handling and transferring the storage containers 106 to and from the storage columns 105, and wherein each container handling vehicle 201 comprises a first set of wheels configured to move the vehicle along a first lateral direction (X) of the grid-based rail system and a second set of wheels configured to move the vehicle along a second lateral direction (Y) of the grid-based rail system (108), the second direction (Y) being perpendicular to the first direction (X), the movements o

Abstract: A method of measuring level deviation in an automated storage and retrieval system, wherein the system includes rail system, at least one container handling vehicle, and a central control unit. The rail system includes a first set of parallel rails arranged to guide movement of a container handling vehicle in a first direction across the top of a frame structure, and a second set of parallel rails arranged perpendicular to the first set of rails to guide movement of the container handling vehicle in a second direction which is perpendicular to the first direction. The first and second sets of parallel rails divide the rail system into a plurality of grid cells. The at least one container handling vehicle is configured to operate on the rail system. The at least one container handling vehicle is provided with at least one orientation sensor configured to measure at least one orientation parameter of the sensor in a three-dimensional cartesian reference system.

Abstract: A storage container, which is for an automated storage and retrieval system (ASRS), is configured to be stacked in a stack of storage containers where an underlying storage container supports the storage container(s) positioned above. The storage container is adapted to be lifted by grippers on a lifting device such that the storage container can be lifted from above. The storage container includes a base, four sides, and four corner posts. The four sides are each hingedly connected to an edge of the base. The four corner posts are each configured to interconnect a pair of adjacent sides to each other in a horizontal direction when the sides are positioned substantially 90 degrees relative the base and relative each other.

Abstract: A container handling vehicle for picking up storage containers from a three-dimensional grid of a storage system, includes: a vehicle body having a first section and a second section arranged side-by-side; a first set of wheels for moving the container handling vehicle along a first direction on a rail system of the grid; and a second set of wheels for moving the container handling vehicle along the second direction on the rail system of the grid. The first section is configured to accommodate a storage container and has a footprint that is substantially equal to a cross-sectional area of one grid cell of the grid. The second section comprises an assembly of motors for driving at least one wheel of each of the sets of wheels and has a second footprint that is equal to or smaller than half of the first footprint.

Abstract: A storage system includes a first grid structure of storage cells. Each cell is arranged to accommodate a vertical stack of storage bins. The first grid structure has a top level. The system further includes a first vehicle, arranged to move horizontally at the top level of the first grid structure, and a bin lift device, arranged to convey a bin in a vertical direction between the top level of the grid structure and a delivery station. The first vehicle is further arranged to receive a storage bin from a storage cell at the top level of the first grid structure and to deliver the storage bin to the bin lift device. The bin lift device is arranged to receive a bin from the vehicle at the top level of the first grid structure and to convey the bin to the delivery station.

Abstract: An automated storage and retrieval system includes at least one relay module for relaying storage containers between a port column and an access station. The relay module is arranged below a port column. The relay module includes a port station, a first conveyor, a second conveyor, each arranged at a side of the port station, and a lateral displacement device. The port station arranged at a lower end of the port column receives storage containers dropped off from and to be picked up through the port column. The first conveyor is adapted to transport storage containers to an access station. The second conveyor is adapted for transporting storage containers from the access station. The lateral displacement device is coupled to the port station and is arranged to transport storage containers between the port station and the first conveyor, and between the second conveyor and the port station.

Abstract: A lift system for an automated storage system of the type where storage containers are stacked in storage columns arranged in a grid, and where automated container handling vehicles retrieve and replace containers from a top level of the grid. The lift system has a platform vertically movable adjacent to a face of the grid, arranged for receiving and transporting one or more containers. A dedicated mechanical device is arranged for grabbing, lifting and moving the storage containers from a staging area at the top of the grid and placing containers on the platform and vice versa.

Abstract: A container handling vehicle for picking up storage containers from a three-dimensional grid of an underlying storage system includes: a first set of wheels arranged at opposite portions of a vehicle body of the container handling vehicle, for moving the vehicle along a first direction on a rail system of the grid; and a second set of wheels arranged at opposite portions of the vehicle body, for moving the vehicle along a second direction on the rail system of the grid, the second direction being perpendicular to the first direction. The vehicle body includes walls on all sides forming a footprint defined by horizontal peripheries in the X and Y directions of the vehicle body.

Abstract: An automated storage and retrieval system includes a track system including a first set of tracks arranged in a horizontal plane and extending in a first direction, and a second set of tracks arranged in the horizontal plane and extending in a second direction that is orthogonal to the first direction. The first set of tracks and the second set of tracks form a grid pattern in the horizontal plane including a plurality of adjacent grid cells. Each grid cell includes an opening defined by the first set of tracks and the second set of tracks such that the track system includes a plurality of openings. A plurality of storage containers are arranged in columns beneath the track system such that the storage containers are located vertically below the openings. A plurality of container handling vehicles for lifting and moving the storage containers are configured to move on the track system and access the storage containers via the openings.

Abstract: A storage network includes a plurality of storage systems. Each storage system includes a storage grid structure, having at least one transfer column and a horizontal top rail grid upon which the container handling vehicle moves in two perpendicular directions, and at least one container handling vehicle. The storage system includes at least one container transfer vehicle and transfer rails forming a transfer rail grid upon which the container transfer vehicle moves in at least one horizontal direction. The container transfer vehicle includes a container carrier for carrying a storage container and a wheel arrangement for moving the container transfer vehicle in two perpendicular directions upon the transfer rail grid. The at least one transfer column extends from the top rail grid to the transfer section, such that a storage container may be transferred between the top rail grid and the container carrier of the container transfer vehicle.

Abstract: An automated storage and retrieval system includes: a track system having a first set of parallel tracks and a second set of parallel tracks, which form a grid pattern in the horizontal plane including a plurality of adjacent grid cells, each having a grid opening defined by a pair of neighboring tracks of the first set of tracks and a pair of neighboring tracks of the second set of tracks; a plurality of storage containers arranged in storage columns located beneath the track system, wherein each storage column is located vertically below a grid opening; and a vehicle configured to move on top of the track system above the storage columns, including a storage container lifting device for lifting storage containers and a drive system including a wheel arrangement, configured to drive the vehicle along the track system in at least one of the first direction and the second direction.

Abstract: A container accessing station for accessing a storage container of an automated storage and retrieval grid. The container accessing station comprising: an access opening through which a human and/or robot may access contents of the storage container; a base opening; and a lifting device arranged to retrieve the storage container from a first level beneath the base opening and lift it up through the base opening to a second level so that the storage container may be accessed through the access opening. The invention is also directed to a container accessing system and a method thereof.

Abstract: A method for handling malfunctioning vehicles (240,340) on a rail system (108,308) constituting part of a storage and retrieval system (1) configured to store a plurality of stacks (107) of storage containers (106), wherein the storage and retrieval system (1) comprises—a plurality of remotely operated vehicles (230,330,240,340,250,350) configured to move laterally on the rail system (108,308) and—a control system (109) for monitoring and controlling wirelessly movements of the plurality of vehicles (230,330,240,340,250,350), the control system (109) forms by wireless data communication at least the following steps: A. registering an anomaly in an operational condition of a vehicle (this 240,340) on the rail system (108,308), B. registering the vehicle with the anomalous operational condition as a malfunctioning vehicle (240,340), C. bringing the malfunctioning vehicle (240,340) to a halt, D.