Abstract: A maintenance access system for a storage and retrieval system having a storage and retrieval space and automated transport vehicles disposed in the space. The system includes at least one maintenance access control unit associated with a portion of the space, at least one barrier in the space and defining a boundary of the portion of the space and configured to substantially prevent the passage of the vehicles past the at least one barrier, and a controller connected to the control unit, the controller being configured to receive a signal from the at least one control unit for isolating the portion of the space associated with the at least one control unit, where the controller in response to the signal closes the at least one barrier isolating the portion of the space and effects the removal from or shutting down of vehicles within the portion of the space.

Abstract: The present invention is directed to a system and method for storage and retrieval of items including a control server and a database. The database receives the shelving configuration information of a particular user environment and the control server is operable to issue travel control signals to a robotic carriage within configuration parameters retrieved from the database. An alternate configuration includes a robotic carriage. The robotic carriage further comprises a base, at least one arm, and a motor. The arm is secured to the base and presents a resting surface for the items. The motor is cooperatively secured to the robotic carriage, enabling controlled travel by the robotic carriage.

Abstract: A method for processing waste in a material handling system includes detecting an occurrence of a trigger event associated with a waste holder located at a first location and, in response to detecting the trigger event, moving a mobile drive unit to the first location. The method also includes loading waste material onto the mobile drive unit at the first location and transporting the waste material to a waste station using the mobile drive unit.

Abstract: A system includes a linear storage media tier; a second storage tier having higher performance than the linear storage media tier; a data controller for moving data between the tiers; and a host interface responsive to disk and/or network storage commands. The linear storage media tier includes: a rest area for storing reels having linear media thereon, at least one linear media drive configured for reading and/or writing the linear media, and at least one robot for transporting the linear storage media between the rest area and the at least one linear media drive. The robot moves along a first surface via contact with the surface. A system according to another embodiment includes a linear storage media tier characterized by having a read access time to any block of data stored on any reel in the rest area in less than 10 seconds.

Abstract: A method is provided for handling loads in a warehouse for containers that may be automatically stored and removed from storage by a container stacking crane, between a storage area and a truck or other vehicle parked in a parking space of a loading and unloading area To optimize the throughput performance and safety of handling loads in a warehouse for containers, it is proposed that after the truck drives into the parking space and after the driver of the truck leaves the parking space, the parking space is secured against the presence of persons including the driver, before a release signal is given to the container stacking crane for the automatic loading or unloading process.

Abstract: A method determines setups for constant tables of automatic placement machines in placement lines at predetermined table locations by mixed integer linear optimization based on input data describing the placement infrastructure and input parameters that can be specified by the operator or user. The method can be used regardless of the mounting technique used (for example, plug in mounting technique, surface mounting technique, or a hybrid technique). The method can be advantageously used with other methods, for example, cluster methods for forming setup groups or line balancing for cycle time optimization.

Abstract: A system and method of scanning a number of objects such as crates or intermodal containers in a storage area having a plurality of movable racks, each rack occupying at least one level and capable of carrying at least one object. The racks are capable of being moved to establish successive vacant multi-level aisles among the racks. At least one scanner is movable substantially vertically within the successive vacant aisles to scan successive objects substantially adjacent to each vacant aisle to detect at least one pre-determined characteristic.

Abstract: The production system includes: an item feeding device having transfer mechanisms provided alongside and respectively transferring containers each storing an item to item feeding positions; a carrier device holding and carrying the container and the item at the feeding position; and a control device making: the item feeding device operate to select only one of the transfer mechanisms and to transfer the container of the selected transfer mechanism to the feeding position; the carrier device operate to hold the item from the container transferred to the feeding position and to carry the item to a transfer position; and the carrier device operate to hold the container transferred to the feeding position and to carry the container from the feeding position to a transfer position over an item feeding position for a different one of the transfer mechanisms.

Abstract: Systems and methods are provided for the loading and unloading of cargo in transport means. In one example, a cargo loading system having a fully automated conveyor system and a fully automated bolt system for locking the cargo unit is provided. Manual interventions of the loading personnel in the cargo space may not be necessary.

Abstract: The invention relates to a method and device for changing the position of large-area glass plates which are stationary or moving, having the following features: one or more devices located on a level plane, each having a plurality of suction devices (12), are connected to the glass plates (10) to be re-positioned by means of a vacuum, b) the devices are connected to a lifting column (4) in a rotatable and pivotable manner, c) the devices can travel horizontally in the gripping area of the glass plates (10), d) the lifting column (4) has a counterweight (5) supplied with compressed air to compensate for the moving weight of the devices, e) the suction device (12) disk caps are spring-loaded in their holders, can be tilted in every direction, and are provided with a filter element (27), f) a controllable vacuum can be applied to each of the suction devices (12) individually, with a computer program as the controller.

Abstract: A unloading system for unloading a first workpiece and a second workpiece hanged on different sides of a rack from the rack, the unloading system includes a transferring mechanism, a sliding rod, a rotating assembly, at least two robot arms, at least two unloading mechanisms, and a controller. The transferring mechanism includes a worktable, a transferring assembly mounted on the worktable; and a clamping assembly movably mounted on the transferring assembly. The sliding rod is arranged parallel to a transferring direction of the transferring assembly. The rotating assembly is slidably hanged on the sliding rod and connected to the rack. The at least two robot arms are separately arranged adjacent to the worktable and equipped with sensors. The at least two unloading mechanisms are respectively assembled to the at least two robot arms.

Abstract: A robot arm having a distal end to which a wrist axis is rotatably provided; arm drive unit, each configured to move the robot arm; a wrist axis drive unit configured to rotate the wrist axis; and a robot control unit configured to control the arm drive unit and wrist axis drive unit. The robot control unit is configured to control the arm drive unit to move the distal end of the robot arm to bring a contact member attached to the wrist axis into contact with an instruction target, thereby detecting a posture of the robot arm and an angular position of the wrist axis when the wrist axis begins to be angularly displaced due to the contact between the contact member and the instruction target, thus determining a position of an instruction point.

Abstract: A data storage facility comprising a plurality of data storage media, an automated data storage library comprising a first plurality of storage cells, one or more data storage devices in communication with the controller, and a controller in communication with one or more host computers, a vault comprising a second plurality of storage cells, wherein the vault does not comprise any data storage devices, and a robotic accessor in communication with the controller, wherein the accessor comprises a gripper mechanism, and wherein the robotic accessor can bidirectionally transport each of the plurality of portable data storage media between the first plurality of storage cells and the one or more data storage devices.

Abstract: The present description is directed to moving a cartridge including a storage medium between library strings (LS) using a car able to move within a shuttle connection in a shuffle complex system in which, in one embodiment, a first cartridge is to be moved from a first LS to a second LS, a car located in the LS nearest to the first LS due to movement of a second cartridge is used to move the second cartridge to the first LS , and the empty car is used to move the first cartridge from the first LS to the second LS. In one aspect, movement of empty cars may be reduced, and cartridges may be moved between library strings more efficiently in less time. Other features and aspects are described.

Abstract: Improvements are disclosed for a load-clamping system with variable clamping force control by which a wide variety of dissimilar loads of different types, geometric configurations and/or other parameters can be accurately clamped at respective variable optimal clamping force settings. An operator terminal cooperates with a controller to translate one or more possible load parameters into a form easily discernible visually by a clamp operator and preferably easily comparable by the clamp operator, from his visual observation, to each particular load which he is about to engage, so that the clamp operator can interactively guide the controller in its selection of an optimal clamping force setting for each particular load.

Abstract: The present invention provides methods and apparatus capable of routine placement and replacement of fabricator tools in a designated tool location. The tool location can be selected from multiple tool locations arranged in a matrix with horizontal and vertical designations. The operation may be fully automated. In another aspect, the invention describes Cleanspace fabricators which use devices to routinely remove and place tooling.

Abstract: The present invention generally relates to a method, apparatus, and computer program product for optimizing article or bin location in an automated storage device to increase the efficiency of article retrieval in filling an order. Methods of example embodiments may determine a number of touches of each of a plurality of bins of a storage system, where the touches are calculated over a predetermined period of time, identify a bin with more touches than a bin at a first location, where the bin with more touches is at a second location, and direct the bin with more touches than the bin at the first location to be swapped with the bin at the first location. Identifying a bin with more touches may include identifying a bin with a number of touches that exceeds the number of touches of the bin in the first location by a predetermined amount.

Abstract: An article transfer device with a simpler structure is provided which can transfer an article to a proper position. Operation of a first projecting and retracting motor is stopped when torque that is greater than or equal to a first preset value occurs in the first projecting and retracting motor when a first article holder is being projected toward a projected position by operation of the first projecting and retracting motor. And operation of a second projecting and retracting motor is stopped when torque that is greater than or equal to a first preset value occurs in the second projecting and retracting motor when a second article holder is being projected toward a projected position by operation of the second projecting and retracting motor.

Abstract: A data storage facility comprising a plurality of data storage media, an automated data storage library comprising a first plurality of storage cells, one or more data storage devices in communication with the controller, and a controller in communication with one or more host computers, a vault comprising a second plurality of storage cells, wherein the vault does not comprise any data storage devices, and a robotic accessor in communication with the controller, wherein the accessor comprises a gripper mechanism, and wherein the robotic accessor can bidirectionally transport each of the plurality of portable data storage media between the first plurality of storage cells and the one or more data storage devices.

Abstract: A substrate processing system comprising a first detecting part configured to detect unprocessed wafers, and a second detecting part configured to detect processed wafers. The first detecting part is configured to detect whether the unprocessed wafers are respectively accommodated in respective accommodating portions of a container or not, and to detect accommodated conditions of the respective unprocessed wafers accommodated in the respective accommodating portions. The second detecting part is configured to collectively detect whether the processed wafers are respectively accommodated in the respective accommodating portions of the container.

Abstract: A storage tray populator configured to populate a storage rack with a plurality of biological sample containers is provided. The storage tray populator may include a randomizer configured to receive the biological sample containers and randomly distribute the biological sample containers. Further, a transport apparatus may transport the biological sample containers from the randomizer to the storage rack. Additionally, a controller may control at least the transport apparatus. Thereby storage trays may be populated, and access to a desired biological sample may be improved. Methods for populating storage racks with a plurality of biological sample containers are also provided.

Abstract: By a first transport robot, n substrates are unloaded from a first retaining portion, then simultaneously transported, and respectively loaded into n substrate holders consecutively arranged from one side defined with respect to an arrangement direction. Thereafter, a rotation mechanism rotates n+m substrate holders so as to perform a substrate inverting operation and so as to arrange the n+m substrate holders along the arrangement direction in an arrangement sequence reverse to a pre-rotation arrangement sequence. Thereafter, the n substrates loaded into the n substrate holders are unloaded in a group of m in a sequence from the one side, and loaded into a second retaining unit by a second transport robot. After the substrate inverting operation, n substrates are unloaded from the first retaining unit, and loaded again into n substrate holders consecutively arranged from the one side by the first transport robot.

Abstract: A component pane handling apparatus configured to handle component panes of multiple different sizes is disclosed. The apparatus includes at least one component pane capture element that can be displaced between a number of different positions, each position corresponding to a particular component pane size. Therefore, the at least one component pane capture element can be positioned to different positions for allowing handling of component panes of corresponding sizes. The apparatus also includes a position alignment mechanism configured to control displacement of the at least one component pane capture element to the different positions. The apparatus can also include one displacement arm coupled to the component pane capture element. The displacement of the component pane capture element can be effectuated by a displacement of at least a portion of the displacement arm. A method for handling component panes of multiple sizes is also included in this disclosure.

Abstract: In a sheet processing apparatus which is able to control to stack a sheet on at least one of a plurality of stacking units which stack printed sheets, when a first sheet having a small size is stacked on a first stacking unit, and a second sheet having the small size is designated to be stacked on a second stacking unit different from the first stacking unit, it is determined whether a sheet is stacked on a stacking unit adjacent to the second stacking unit, and a third stacking unit, that is different from the second stacking unit and is adjacent to a stacking unit on which a sheet is stacked, is selected as a stacking unit for the second sheet if it is determined that no sheet is stacked on the stacking unit adjacent to the second stacking unit.

Abstract: Provided is a substrate processing apparatus for loading substrates such as solar cell substrates on a tray in substrate processing equipment for processing a large number of substrates. The substrate processing apparatus includes: a tray carrying unit configured to receive and carry a tray; a substrate loading conveyor unit on which substrates to be loaded on a tray are arranged in a line; a substrate unloading conveyor unit on which substrates unloaded from a tray are arranged in a line; a first substrate carrying robot configured to pick up substrates from the substrate loading conveyor unit and carry the substrates to a tray placed on the tray carrying unit; and a second substrate carrying robot configured to pick up substrates from a tray placed on the tray carrying unit and carry the substrates to the substrate unloading conveyor unit.

Abstract: A sample processing apparatus comprising: a plurality of sample processing units, each processing a sample contained in a sample container; a transport apparatus that transports a sample rack holding a sample container to at least any one of the plurality of sample processing units; a rack feeding section that receives a sample rack and feeds the received sample rack to a transport line of the transport apparatus; and a controller configured to instruct the transport apparatus, according to a quantity of sample racks received by the rack feeding section, to transport a sample rack fed by the rack feeding section to either (a) a sample processing unit which can accept a subsequent sample rack more rapidly than any other sample processing unit or (b) a sample processing unit having a lower processing load than any other sample processing unit. Also, a sample rack transporting method.

Abstract: After a cassette is mounted on a cassette mounting part, a control unit instructs a substrate treatment apparatus to start treatment on substrates in the cassette. Thereafter, the control unit indicates, to the substrate treatment apparatus, a cassette on the cassette mounting part to which a substrate is transferred at completion of the treatment. If the transfer destination cassette for the substrate at the completion of treatment has not been indicated when a number of remaining treatment steps for the substrate reaches a predetermined set number, an alarm is given from the substrate treatment apparatus. This alarm is sent from the substrate treatment apparatus to the control unit, and the control unit indicates a transfer destination cassette for the substrate.

Abstract: A method for fulfilling requests in an inventory system includes receiving a request indicating an activity to be completed. The method also includes selecting a holder to fulfill the request and an inventory station at which to fulfill the request. The inventory station is associated with a queue that includes a plurality of queue spaces. The method further includes moving the selected holder from a first location to a second location remote from the selected inventory station. Additionally, the method also includes determining that a trigger event has occurred and, in response to determining that the trigger event has occurred, moving the selected holder from the second location to a queue space of a queue associated with the selected inventory station.

Abstract: A three-dimensional goods storage arrangement includes a system of beams with a number of levels and, arranged in these and extending in two main directions, channels for goods. A lift is included together with transport elements and is controlled by control elements and sensors for automated transfer of goods. Time or date information concerning the arrival and expected dispatch of the goods influences the automated transfer of goods in order to shorten the time at dispatch.

Abstract: Methods and systems for robot functions and user interfaces are described. A server may receive a set of robot parameters, and may predict new parameters based on a robot command. In this manner, a user may receive parameters corresponding to the predicted values and mitigate network and processing latency. In other examples, a robot may provide a forward looking image and a robot speed. When a command to move forward is issued, the server may provide a predicted image and predicted speed. The server may be able to calculate a predicted image and a predicted speed (or other parameter) more quickly than the robot could provide the same information. The predicted information may be displayed on a user interface with a corresponding indication that the values are predicted. The robot may provide the server and the user interface with the actual data when it is available.

Abstract: A method of transferring storage devices within a storage device testing system includes actuating an automated transporter to retrieve multiple storage devices presented for testing, and actuating the automated transporter to deliver each retrieved storage device to a respective test slot of the storage device testing system and insert each storage device in the respective test slot.

Abstract: A moving stop station includes a vehicle carrier configured to move a vehicle along an assembly line, an assembly platform disposed adjacent to the assembly line, and a synchronizer in communication with the vehicle carrier and the assembly platform. The synchronizer is configured to synchronize the motion of the assembly platform with the motion of the vehicle carrier as the vehicle carrier moves along a length of the assembly line, and includes a sensor, processor, and actuator. The sensor is configured to sense the position of the vehicle carrier and to generate a position signal corresponding to the sensed position. The processor is configured to receive the position signal and selectively provide a synchronization signal in response, and the actuator is configured to receive the synchronization signal and synchronize the motion of the vehicle carrier and the motion of the assembly platform in response.

Abstract: A system for automatically exchanging a battery of an electric vehicle, the system including a horizontal frame of a predetermined area formed at a location higher than the electric vehicle; a plurality of battery stands formed on a bottom surface of the horizontal frame at a predetermined interval; a pair of fixed guide rails arranged and installed on front and rear sides or left and right sides of the horizontal frame, respectively; a variable guide rail adapted to move horizontally along X-axis or Y-axis along the fixed guide rails; a movable rail adapted to move horizontally along Y-axis or X-axis along the variable guide rail and ascend/descend vertically; and a grasping means installed on a lower end of the movable rail and adapted to pick up a battery of the electric vehicle or a battery seated on the battery stand and exchange each other.

Abstract: A system for automatically exchanging a battery of an electric vehicle, including a horizontal frame of a predetermined area formed at a location higher than the electric vehicle; a plurality of battery stands formed on a bottom surface of the horizontal frame at a predetermined interval; a pair of fixed guide rails arranged and installed on front and rear sides or left and right sides of the horizontal frame, respectively; a variable guide rail adapted to move horizontally along X-axis or Y-axis along the fixed guide rails; a movable rail adapted to move horizontally along Y-axis or X-axis along the variable guide rail and ascend/descend vertically; and a grasping part installed on a lower end of the movable rail and adapted to pick up a battery of the electric vehicle or a battery seated on the battery stand and exchange each other.

Abstract: A method and laboratory system for handling sample tube racks are disclosed. The laboratory system includes a storage section (14) with a plurality of shelves (110) for storing a plurality of storage racks (SR), a disposal unit (18) for disposing sample tubes from the storage racks (SR), a robotic transfer system (510) for loading storage racks (SR) into the storage section (14), for retrieving storage racks (SR) from the storing section (14) and for bringing storage rack to the disposal unit (18) after a given storage time has elapsed.

Abstract: A unloading system for unloading a first workpiece and a second workpiece hanged on different sides of a rack from the rack, the unloading system includes a transferring mechanism, a sliding rod, a rotating assembly, at least two robot arms, at least two unloading mechanisms, and a controller. The transferring mechanism includes a worktable, a transferring assembly mounted on the worktable; and a clamping assembly movably mounted on the transferring assembly. The sliding rod is arranged parallel to a transferring direction of the transferring assembly. The rotating assembly is slidably hanged on the sliding rod and connected to the rack. The at least two robot arms are separately arranged adjacent to the worktable and equipped with sensors. The at least two unloading mechanisms are respectively assembled to the at least two robot arms.

Abstract: Disclosed are a transport apparatus that holds and transports an object on a predetermined transport track using a transport portion provided at the leading end of an arm and is capable of acquiring the teaching information of a transport position using a normal transport operation, a position teaching method, and a sensor jig. A transmissive sensor (32) is provided in a sensor jig (30) such that the projection segments of an optical axis (41) and an optical axis (42) on a projection plane intersect with each other and neither the project segment of the optical axis (41) nor the projection segment of the optical axis (42) is aligned with the X-direction and the Y-direction. During a position teaching operation, the sensor jig (30) is provided so as to be held by a wafer transport portion (24), thereby detecting target members (51, 52).

Abstract: A warehouse storage and retrieval system including an array of multilevel storage racks having at least one transfer deck, picking isles and storage areas disposed along picking isles, the storage areas being configured to hold differing loads, and a controller including a management module configured to variably size the storage areas of the array of multilevel storage rack modules and assign each of the variably sized storage areas to a corresponding one of the differing loads, wherein the storage and retrieval system is arranged to transport the differing loads for placement in the variably sized storage areas assigned by the controller.

Abstract: A process for prioritizing urgent test tubes in a test tubes (50) transport installation is disclosed, the test tubes (50) being loaded on transport devices (4) of single test tubes (50) in an automated analysis laboratory, comprising the loading of test tubes (50) classified as urgent and non urgent on transport devices (4) for transporting single test tubes (50), moving said loaded transport devices (4) on a conveyor belt until they interact with an identification device (5) identifying the test tube upstream of processing modules (6) of the test tubes (50), removal of the test tubes (50) that are recognized to be non-urgent from the respective transport device (4) and discharging of the non-urgent test tubes (50) onto a wait bench (10) for non-urgent test tubes (50), moving transport devices (4) for transporting single urgent test tubes (50) towards the processing modules (6), the recall by a control unit (7) of the non-urgent test tubes (50) at the moment in which the availability of the processing module

Abstract: A method and an apparatus for the order picking of items in an order-picking installation (30) with an automatic order-picking device (31) and an associated dynamic-storage rack (1) as a store for replenishing the automatic order-picking device with items. The items are automatically transported, preferably separately according to type, in containers or boxes (2) to the dynamic-storage rack (1) on a driven conveying line (4). After reading and identifying the boxes (2), they are introduced automatically by an activated stationary lift (5) and activated level serving devices (6) of the dynamic-storage rack (1) into selected dynamic-storage channels (3) of the dynamic-storage rack. The channels have exits (A) that can be manually reached by an operator (17).

Abstract: A method and apparatus is provided for the automated discharge of treated sewage sludge to trucks, via inventory management by tracking the flow of sludge from bins in which it is located to trucks, on a first-in/first-out basis, including automated truck positioning, automated precision truck loading and monitoring and controlling the various interrelated components via a PLC computer program.

Abstract: Provided is a substrate-processing apparatus including a transfer member loading and taking out a substrate to and from a storage member, and a control unit controlling the transfer member. The transfer member includes a plurality of transfer arms and an arm-driving part moving the respective transfer arms horizontally, and substrates are loaded on the respective transfer arms. The control unit controls a movement velocity and a position of the transfer member and compares movement velocity profiles of the transfer arms, so as to control movement velocities of the respective transfer arms. Accordingly, the simultaneously driven transfer arms simultaneously arrive at target points, and thus the substrate-processing apparatus reduces transfer time and improves productivity.

Abstract: An article storage facility with a storing shelf structured by lining up a plurality of article storage units in the vertical direction and the horizontal direction. A stacker crane travels along a traveling rail to transport articles to each article storage unit. The stacker crane has a traveling cart having a pair of vertical-movement guiding masts set upright on both ends of the traveling cart in the front-back width direction, and a vertical-movement platform movable vertically along the pair of vertical-movement guiding masts between the pair of vertical-movement guiding masts. An article transfer device is provided on the vertical-movement platform. The stacker crane has a work frame, having a width in the sideways direction of the traveling cart and the front-back width direction of the traveling cart between the pair of vertical-movement guiding masts structured so as to be freely attached and removed.

Abstract: Bag top registration apparatus includes infeed mechanism that feeds bags, which may be of different lengths, from a magazine to positioner assemblies which have back lights and bag clamps that are operable for moving the bags, if necessary, to have their bag top edges over the back lights at registration positions and pick-up mechanism for transferring the bags at registration positions to a conveyor assembly with their top edges at the same elevation. Cameras take images of the bags on the positioner assemblies extending in part over the back lights. The programmable logic controller in comparing the images with the parameters imparted by a human machine interface controls the operation of the clamps to move the bags to the registration positions and the mechanism for removing the bags from the magazine, the clamps, the pick-up mechanism and the conveyor assembly.

Abstract: A grain for the storage of grain millions of bushels of grain comprises a floor, a peripheral wall and a flexible covering. The grain bin includes an unloading system which enables the grain to be unloaded from the grain bin without the need to remove the covering and which substantially reduces the dust typically produced during unloading of currently used temporary grain bins.

Abstract: In some embodiments, a system includes a plurality of tape reels positioned on a lower surface, a tape drive for reading data from a tape on one of the plurality of tape reels, and at least one mobile robot configured for selectively retrieving at least one of the plurality of tape reels and transporting the at least one retrieved tape reel to the tape drive.

Abstract: Systems, methods, and programs store a plurality of combinations of departure points and destination points that have been set in the past, store pre-update map information, and store post-update map information. The systems, methods, and programs compare, for each of the combinations of departure points and destination points, a route retrieved using the pre-update map information and a route retrieved using the post-update map information, and transmit the comparison results to the navigation apparatus so that a user of the navigation apparatus can appreciate the benefits of updating map information.

Abstract: A robobox may automate all of the functions of a retail store, combining the best of online and traditional retail in a platform that costs significantly less to operate than a brick and mortar store while providing greater availability, a more predictable experience, and instant gratification to the shopper. Customers may use a touch screen interface to choose products from an inventory of the robobox. They may also place orders in advance through the web or with mobile devices. As soon as an order is completed and the payment has been collected electronically, the inner workings of the robobox pick the items in the order and may deliver it to the customer on-site.

Abstract: A stocker system and a method of managing a stocker, the stocker system including a stocker, a rack master, and a sensor to easily examine a shelf of the stocker. The stocker includes the shelf on which a product is loaded. The rack master includes a body part and an arm part connected to the body part to move the product toward or away from the stocker. The sensor unit faces the shelf when the arm part is moved above or below the shelf and the sensor unit is disposed on the arm part. The sensor unit includes a facing surface that is not in contact with the arm part. A plurality of displacement sensors is disposed on the facing surface of the sensor unit to measure relative positions between the sensor unit and the shelf at a plurality of positions.

Abstract: The invention relates to a method of handling a variety of objects of different size, shape and weight, where each object is to be transported to a specific destination, where the transportation involves transportation on a conveyor system (4) and discharge from the conveyor system (4) to at least one intermediate elongate storage device (5-10), the method comprising the steps of determining desired position of an object on the intermediate elongate storage device (5-10) and discharging the object with one of at least two speed levels in the longitudinal direction of the storage device (5-10) that allows the object to reach the desired position. The invention further relates to a handling system for performing the method as well as a control system for controlling such system.