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: Systems for sorting materials, such as those made of metal, are described. The systems may operate by irradiating the materials with x-rays and then detecting fluoresced x-rays, transmitted x-rays, or both. Detection of the fluoresced x-rays may be performed using an x-ray fluorescence detector array. The systems may be configured to provide high throughput sorting of small pieces of materials.

Abstract: A storage and retrieval system includes a casing having an interior storage area and a staging area, a plurality of containers positioned in the interior storage area, and a gantry assembly positioned within the casing. The gantry assembly is operable to move each of the plurality of containers between the interior storage area and the staging area. The staging area simultaneously receives and supports more than one container to allow access to the more than one container.

Abstract: A drive control system for a moving device such as a vehicle uses a dynamic force vector program that is hosted by a computer on the vehicle. Variable controllers receive input from the computer that automatically adjusts drive and slave motors which in turn propel an associated drive member so as to maximize efficiency of the operation of the vehicle in various terrain conditions. Sensing devices provide continuous load and condition parameters to the computer that in turn adjusts the torque outputs for the variable controllers which in turn dynamically adjusts the vehicle's operation based on current operating conditions.

Abstract: Embodiments of the present invention provide systems and methods for assisting sort operators in identifying the appropriate location to sort an item. In accordance with one aspect of the invention, a system for identifying a particular bin from a plurality of bins for sorting a package is provided. The system includes a plurality of bins configured to receive sorted packages; an optical reader positioned to capture destination indicia associated with the package; a keypad comprising a plurality of keys, where in at least some of the keys are associated with individual bins of the plurality of bins and at least some of the keys include lights; and a control system. The control system is configured to: receive data from the optical reader relating to the destination indicia; identify a particular bin within the plurality of bins associated with the received data; and trigger illumination of one or more lights on the keypad.

Abstract: A system for transporting an object comprises a first cylinder that is movable to cause movement of a first component of the system. A first sensor is operable to acquire position information related to a position of at least one of the first cylinder, the first component, or another component of the system. The system comprises an automated mode in which the position information provided by the first sensor is used to determine movement of the first component of the system.

Abstract: A system and method for transferring component panes from a component pane storage station to a vacuum table assembly are disclosed. The system includes a number of component pane handlers, for instance two handlers, and a pick and place mechanism or arm. The handler transfers the component panes from the station to the mechanism. The system includes an alignment module configured to facilitate spatial alignment of the component pane while the component pane is coupled to the handler. The module can be carried by the mechanism. Spatial alignment of the component pane can be substantially completed before transfer of the component pane from the handler to the mechanism. The mechanism includes a set of vacuum elements or pads that enables pick up of the component pane from the handler as well as release and pick up of the component pane at the vacuum table assembly.

Abstract: A convey control device for a long object includes an upstream side conveying unit, a buffer unit, a downstream side conveying unit, and a convey control unit. When starting to convey the long object, by a catalyst of starting output of conveying speed information of the long object output after receiving a convey start instruction sent from another device following the downstream side conveying unit, the convey control unit releases the restricting of a driving source of the upstream side conveying unit and the downstream side conveying unit and starts the convey control of the long object.

Abstract: A processing facility includes transport management means for managing a transport vehicle which transports a processing target object by traveling along a transporting route which extends along a plurality of processing devices and a storage device for storing the processing target objects. The transport managing means: monitors process advancement information which is transmitted from the processing device to the primary managing means; selects, as advance transport origin and before the transport command information is transmitted from the primary managing means, a processing device, among the plurality of processing devices, in which a process performed on the processing target object has been completed, or is nearly completed; and performs advance transport control in which the transport vehicle is caused to travel to the processing device selected as the advance transport origin in order to carry out the processing target object from the processing device.

Abstract: Methods, systems and apparatus for determining stowability based on item-size categories are described. Embodiments may select a storage module for a stow operation based on accessing stowability information. Stowability information, in various embodiments may include stowability information for each storage module in a materials handling system. Stowability information may indicate a capacity to hold additional items in a storage module. The capacity may be determined according an item-size category descriptor, describing the quantity of items in each category of a storage module, and a storage module capacity module characterizing item descriptors of fully-stowed storage modules. In some embodiments the storage module capacity model is a function fitted to data points representing the values of item-size descriptors of fully-stowed storage modules. Embodiments may update the stowability information for a storage module in response to the removal of an item from the storage module.

Abstract: A computerized method includes sorting mail that comprises a multiple pass mail sort operation, wherein the multiple pass mail sort operation for a mail piece that is undeliverable as addressed comprises performing a first pass of the multiple pass mail sort operation, wherein performing the first pass comprises capturing data to identify a feature of the mail piece. The multiple pass mail sort operation also includes generating a first fingerprint for the mail piece between performing the first pass and performing a second pass of the multiple pass mail sort operation. The multiple pass mail sort operation also includes performing the second pass of the multiple pass mail sort operation. Performing the second pass includes determining a final disposition of the mail piece that is undeliverable as addressed.

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 method for mover transition in an open systems based media library (14) for use with a host (10) that relays command requests comprises the steps of retaining a storage medium (20); selectively moving the storage medium (20) within the media library (14) with a first media mover (26); and when the first media mover (26) has a status of unavailable due to mover transition, indicating to the host (10) with a control system (40) that the first media mover (26) is not ready to perform a motion operation, and is in the process of becoming ready. Additionally, the host (10) continues to relay command requests to the media library (14) when the first media mover (26) has the status of unavailable, and the control system (40) performs any subsequent command requests relayed by the host (10) when the first media mover (26) subsequently has the status of available.

Abstract: The invention relates to a postal sorting machine (101) for sorting mailpieces (1) and separators (2), which machine includes: sorting outlets (105); a first unstacker (102); a conveyor (104) for distributing said mailpieces (1) and said separators (2) between said sorting outlets (105); a second unstacker (103) for automatically unstacking at least one separator (2) on the basis of at least one predetermined criterion, and for inserting it into the stream of mailpieces (1), said conveyor (104) distributing said reinserted separator (2) to a certain predetermined sorting outlet (105); and a stacker (103) for stacking separators (2), which stacker is interposed between said first unstacker (102) and said second unstacker (103) for the purposes of extracting separators (2), of stacking them, of storing them, and of feeding said second unstacker (103) automatically. The invention also relates to a sorting method using said postal sorting machine (101).

Abstract: A method and apparatus for managing different traffic speeds of carriages moving along a closed-loop track is disclosed. The closed-loop track has at least four different speed zones, which include a slow speed zone, a fast speed zone, an acceleration zone, and a deceleration zone. A computerized control system monitors and controls the movement of the carriages along the different speed zones of the closed loops track, so different traffic speeds are maintained along the closed loop track, simultaneously, with no collisions.

Abstract: An efficient method of controlling transportation in a linear tool type vacuum process device in a state that a length of time required for a process is not stable. For each process chamber, the number of unprocessed wafers that are in process or are being transported to the process chamber is counted, and in deciding a transport destination of a wafer, when the number of unprocessed wafers is equal to or larger than a charge limit amount, a transport destination of a wafer is decided excluding the process chamber. Also, a wafer holding mechanism on a transport path to a process chamber is reserved, and a transport destination of a processed member to be transported next is decided according to a status of reservation.

Abstract: A method is provided. The method includes disposing a plurality of robotic facilities to form a semiconductor handling system, controlling the semiconductor handling system with a controller to handoff a workpiece between neighboring robotic facilities, and providing a software interface for the controller, wherein the software interface permits a user to view alternate configurations of the handling system in order to optimize a characteristic of the handling system.

Abstract: To facilitate the use of a crane, an angle feedback information on a rope angle (?) of the crane is received, the angle feedback information being measured by means of a sensor at or adjacent to a trolley; and the angle feedback information is corrected by compensating an error caused by a speed change, and processed to provide movement instructions or other control information relating to the crane on the basis of real-time corrected angle information.

Abstract: A method for managing an inventory system includes receiving an operation request that identifies an inventory item and selecting, from a plurality of workstations, a workstation at which to fulfill the operation request. The method also includes moving an inventory holder storing the identified inventory item to the selected workstation and moving a supply holder storing a supply item associated with the received operation request to the selected workstation. The method additionally includes fulfilling the operation request, at least in part, at the workstation.

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 manufacturing system has one or more work cells that each performs one or more manufacturing processes. The system also has one or more mobile transport units (“MTUs”) that deliver transportable containers containing workpieces to and from said work cells. The MTUs deliver the containers to the work cells in a manner such that the workpieces are localized in the work cells. The manufacturing system also has a computer system that has status information for each of the one or more MTUs and uses the status information to control each of the one or more MTUs to deliver the transportable containers to and from the one or more work cells.

Abstract: Embodiments of techniques and systems for control of cutting tools for logs on a conveyor are described herein. A preferred position may be determined for a log on a conveyor, such as, for example a chain conveyor. The preferred position may be determined based on a scan of the log prior to the log being placed on the conveyor. After the log is placed on the conveyor an initial portion of the log may be scanned by a second scan and the initial portion may be compared to a corresponding portion of the preferred position for the log. Differences may be determined between the scanned portion and the corresponding portion of the preferred position. One or more cutting tools may then be controlled, such as in position and/or orientation, to adjust for the determined differences. Other embodiments are also described and claimed.

Abstract: The presented inventions seek to create a verifiable and closed loop chain-of-custody for a specific transaction in a pneumatic tube transport system while allowing a sender and recipient to perform asynchronous activity. That is, one aspect the presented inventions allows a sender to securely send a carrier to a desired recipient while allowing the desired recipient to receive the secured carrier at a convenient time and/or location without tying up system resources. Another aspect improves the physical barriers between high value payloads and the unintended recipients. This is done in part by introducing randomness into the carrier delivery process such that no member of the general public or facility staff knows the location and/or delivery time of a secured carrier without having access to specific database records indicating the current location and/or delivery status of the secured carrier.

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: 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 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: An automatic clothes receiving and retrieving system for laundry, mainly includes a clothes receiving unit and a clothes retrieving unit. The clothes receiving unit is for inputting a verification information. The clothes are automatically received through a clothes receiving entrance and packed in clothes containers and identification tags are attached to the clothes containers. Each clothes container is arranged with a transfer device for moving the clothes container to a laundry factory and to send the clothes to the storage portion of the clothes retrieving unit after the clothes are cleaned. The clothes retrieving unit is for automatically transferring the cleaned clothes from the storage portion to the retrieving exits according to data of the consumer after the input of the verification information.

Abstract: A robotic unscrambler apparatus is provided that ensures articles that are delivered in an initial orientation are transported in a conveyable orientation for further treatment at one or more stations in a production line. The apparatus includes a conveyance apparatus and at least one picker. An uprighting device is provided with a series of guides. The picker removes articles from the conveyance apparatus, and places the articles onto one of the guides. The uprighting device moves the guides between article placement positions and article conveyance positions. Each guide may include a contoured article support surface that facilitates centering of an article placed thereon.

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: An automatic delivery system includes a conveyor including powered first rollers arranged in parallel with each other defining a spacing between sequential ones of the first rollers. Fixed second rollers or fixed members are each connected to and coaxially aligned with individual ones of the first rollers and sequentially separated by the first roller spacing. The second rollers are divisible into at least two groups, each defining a loading station. Each of the loading stations has a station positioning device including at least one extension rod extending through and horizontally displaceable within the spacing between sequential ones of the first and second rollers. The station positioning device displaces a container received on the powered first rollers into and out of the loading station. A computer controlling the system and the station positioning device includes data for components inserted into the container at the loading station of each group.

Abstract: A method for modeling conveyance or flows of material or other functional behaviors, particularly in the form of components that generate material actions; a method for modeling a system having components, particularly a postal item distribution system, and; the generation of a discrete component-oriented simulation model based on the modelings, particularly as a basis for components and/or system implementation. Modeling of each component is carried out on the basis of a flexible component model that takes the input behavior and the functional behavior of a component into account, and that two components at a time transfer discrete events or discrete material units to one another by using a general communications model, particularly by using communication types.

Abstract: Various methods, apparatuses, and program products that are used to control at least a portion of a conveyor, determine information about an article conveyed by the conveyor, or otherwise operate a conveyor are provided. One method includes detecting whether a second conveyor controller is connected to the first conveyor controller and, in response to detecting that there is a second conveyor controller connected to the first conveyor controller, identifying whether the second conveyor controller is connected to a predetermined network interface of the first conveyor controller. The method further includes configuring the first conveyor controller to rotate a motorized roller in a first predetermined direction if a second conveyor controller is connected to the predetermined network interface and configuring the first conveyor controller to rotate the motorized roller in a second predetermined direction if a second conveyor controller is not connected to the predetermined network interface.

Abstract: Improvements are disclosed for a load-clamping system with variable clamping force control by which a wide variety of different load types in a wide variety of different load geometric configurations can be accurately clamped at respective variable optimal clamping force settings dependent on each load's respective load type and geometric configuration in combination. An operator display and input terminal cooperates with a controller to translate assortments of possible load variables into a form easily discernible visually by a clamp operator and preferably easily comparable by the operator, from his visual observation, to each particular load which he is about to engage, so that the operator can interactively guide the controller in its selection of an optimal clamping force setting for each particular load.

Abstract: A work station for manually picking of piece goods, including a window conveyor which includes a plurality of optically distinguishable window locations. Each window location includes a defined region of the conveyor which is suitable for receiving a piece good. The conveyor extends through a picking zone and a provision region where different types of piece goods are provided at access locations. At the provision region the order-picking person can grasp piece goods manually from each of the access locations and put same on the conveyor. An order-picking control controls warehouse management and order processing in order to transmit information concerning one of the access locations and a removal quantity to the order-picking person in accordance with an order line of the picking order. A device is provided for allocating an unoccupied window location to one of the order lines based on selection and entry of the order-picking person.

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: 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 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: Embodiments of techniques and systems for log stability determination are described. A log position optimizer may be configured to identify one or more rest positions for a log to be conveyed on a sharp chain. The rest positions may be identified based on identification of contact points where the sharp chain may contact the log that have no intervening contact points that prevent stable contact between the log and the sharp chain. A preferred rest position may be selected out of the identified rest positions. The preferred rest position may be selected based on determination of which contact points are stable or unstable. This determination may be made for each contact point in a cross-sectional plane of the log. The log position optimizer may then control a log positioning mechanism to position the log in the selected rest position. Other embodiments are also described and claimed.

Abstract: A radio frequency identification (RFID) tower crane load locator is disclosed. One example includes at least four RFID components to provide RFID range measurements between the at least four RFID components. In addition, a load position determiner utilizes the RFID range measurements to determine a location of the load. A load information generator provides the location of the load information suitable for subsequent access by a user.

Abstract: Method and systems for sorting are described. In one embodiment, a container is released into a pocket section, with the pocket section being at a first alignment stage. The pocket section is rotated with the container away from the first alignment stage to a second alignment stage. Attributes of the container are acquired at the second alignment stage. An order to which the container belongs is identified with the acquired attributes. The pocket section with the container is rotated to a third alignment stage. The location of the third alignment stage is selected based on the identified order. The container is received to group with one or more containers in the identified order. Additional methods and systems are disclosed.

Abstract: The invention relates to a method for moving piece goods from at least one piece goods conveyor (12) running in a transport direction (x) into placement positions of at least one placement position conveyor (14, 16) running in the same or opposite transport direction (+x?, ?x?) as the transport direction (x) of the piece good conveyor(s) (12) in a robot processing line, having robots (18) disposed at least on one side of a centerline (m) of the piece goods conveyor (12) of a width, wherein the piece goods are picked from the piece goods conveyor(s) by means of the robots (18) and placed in placement positions on the placement position conveyors (14, 16). At least part of the piece goods are transported transverse to the transport direction (x) of the piece goods conveyor(s) (12) when transiting the robot line (10) at a location of the robot line (10) into the pick region of the robots (18) disposed on the other side of the longitudinal centerline (m) of the piece goods conveyor(s) (12).

Abstract: During a carrying operation, the position, transportation origin, and transportation destination of a carrier or a boat can be easily checked. A carrying system is configured to carry a substrate, a manipulation unit is configured to display an operation state of the carrying system on a manipulation screen, and a control unit is configured to control an operation of the carrying system.

Abstract: A manufacturing system has one or more work cells that each performs one or more manufacturing processes. The system also has one or more mobile transport units (“MTUs”) that deliver transportable containers containing workpieces to and from said work cells. The MTUs deliver the containers to the work cells in a manner such that the workpieces are localized in the work cells. The manufacturing system also has a computer system that has status information for each of the one or more MTUs and uses the status information to control each of the one or more MTUs to deliver the transportable containers to and from the one or more work cells.

Abstract: A system for easily locating goods stored in a storage area including a computer coupled with a radio frequency transmitter or transceivers and goods placed in containers that are coupled to hangers that each has distinct electronic addresses. The hangers each have a hook that allows the hangers to be stored on rails coupled to racks in a storage area. The identifications of the goods and the electronic addresses for the corresponding hangers are associated with each other and stored on a computer database. When a user wants to pick up goods stored in the containers, the user inputs the identification for the goods and the computer will cause the radio frequency transmitter to emit a data packet that includes a search address and illumination data. The hangers each compare the search address to the electronic address and if there is a match, the hanger illuminates the light according to the illumination data.

Abstract: Provided is a method of adjusting a velocity of a transfer arm in a transfer member. The method includes, accelerating the transfer arm from a start point to a first point where a movement velocity reaches a preset reference velocity, dividing a division from the first point to a second point into movement divisions to move the transfer arm in any one of a deceleration motion, an acceleration motion, and a uniform motion according to the respective movement divisions, and decelerating the transfer arm from the second point to a target point. The motion of the transfer arm in the current movement division is different from that in the movement division just before the current movement division. Thus, a different impulse from that in the precedent movement division is applied to a substrate loaded on the transfer arm. Accordingly, the impulse response superposition cancels residual vibration of the substrate, so as to improve transfer efficiency of the transfer member.

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 storage and order-picking system and method, wherein communication addresses are assigned to storage spaces, the system comprising a warehouse having a plurality of storage spaces each being either free or having assigned one good; a plurality of display devices each allocated to an assigned storage space and including a measuring device; a control device configured to allow addressing of order-picking data to each display device, wherein a display device can be activated based on transmitted order picking data such that an order-picking person visually recognizes from which one of the storage spaces goods are to be removed, and wherein a storage-space location is recorded for each storage space; a network connecting the display devices to the control device; and a location-measuring system configured to determine a mounting location for each mounted display device and to compare the so-determined mounting location with the recorded storage-space location.

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: 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 method of distributing objects, having a random distribution of weights, according to their weights. In the method, the presence of one of the objects is detected, the detected object is grasped by a robot, and the object grasped is weighed by a sensor. The weight measured is associated with the object and stored. The process is repeated for the objects. The weight distribution obtained from the weights measured is used in filling containers with objects so that containers are optimally filled.