Abstract: An image forming apparatus includes driving device frame having a base plate on which is formed integrally with the base plate one or more supporting shafts for supporting one or more power transmission members that transmit driving power from a driving source to driven bodies of the image forming apparatus.

Abstract: A screw is moved along an axis by a screw advancement-retraction mechanism. A screw rotation mechanism is supported for movement along the axis by a pair of supporting members, each includes a rail for use as a guide member. The supporting members are arranged individually along tie-bars for use as lateral members and extend parallel to the tie-bars. One longitudinal end portion of each supporting member is secured to a frame of an injection unit by a fixing portion including a fixing member. The other end portion of the supporting member is supported on each tie-bar by a movable portion including a sliding member. The sliding member is movable along an axis of the tie-bar. With this arrangement, deformation, if any, of the tie-bar is prevented from affecting the rail, so that the screw rotation mechanism and the screw can move steadily.

Abstract: A predetermined speed control pattern B is sct. In a mold clamping process, in a mold closing section Zm, mold closing control is performed at a mold closing speed Vm, and based on a current mold closing speed Vd and a current mold closing position Xd, which are both detected, a deceleration starting position Xmc of the deceleration section Zmd, where the current mold closing speed Vd becomes a zero (O) at a virtual stop position Xc, is sequentially forecasted at each predetermined time interval by calculation. Upon reaching the deceleration starting position Xmc the deceleration section Zmd is started, and in the deceleration section Zmd, based on the detected current mold closing position Xd, a speed command value Dm corresponding to the speed control pattern B is obtained sequentially by calculation, and according to the speed command value Dm deceleration control is performed.

Abstract: An imprint apparatus of the present invention that molds and cures an imprint material on a substrate using a mold to form a pattern on the substrate. The imprint apparatus includes a supply unit configured to supply a gas into a gap between the imprint material on the substrate and the mold. The supply unit is configured to supply a mixed gas in which a permeable gas, which permeates at least one of the mold, the imprint material and the substrate, and a condensable gas, which is liquefied under a pressure generated by the molding, is mixed with each other.

Abstract: A predetermined speed control pattern A is set. In controlling mold opening, in the mold opening section Zm, mold opening control is performed at the mold opening speed Vm, and based on a current mold opening speed Vd and a current mold opening position Xd, which are both detected, a deceleration starting position Xmc of the deceleration section Zmd where a current mold opening speed Vd becomes a zero (O) at a virtual stop position Xso is sequentially forecasted at each predetermined time interval by calculation. Upon reaching the deceleration starting position Xmc the deceleration section Zmd is started, and in the deceleration section Zmd, based on the detected current mold opening position Xd, a speed command value Dm corresponding to the speed control pattern A is obtained sequentially by calculation, and according to the speed command value Dm deceleration control is performed. Upon reaching a last-transition speed Vc, a predetermined stop controlling processing is performed.

Abstract: A holding apparatus of the present invention for holding a mold, includes a chuck configured to attract the mold to hold the mold, including a plurality of holding units each of which is configured to hold the attracted mold, and including a support configured to support the plurality of holding units; and an actuator supported by the support and deforms the mold by applying a force. At least one of the holding units is supported by the support unit so as to be displaceable in the direction of the force applied by the actuator.

Abstract: Systems and methods for imprinting a patterned layer on a substrate are described. Features of patterned layer may be concentrically imprinted in relation to a shaft positioned on a substrate chuck. The substrate may be biased using a radius difference between a diameter of the shaft and an inner diameter of the substrate in relation to a point on an inner edge of the substrate.

Abstract: A method for injection molding comprises pre-positioning a clamp piston within a cylinder housing to a datum position axially intermediate a clamping position and an unclamped position, the clamp piston affixed to a tie bar, the clamp piston and cylinder housing cooperating to provide a clamp chamber and an unclamp chamber in a clamp cylinder housing on axially opposite sides of the clamp piston for urging the clamp piston towards the clamping and unclamped positions, respectively, when pressurized. Pre-positioning the clamp piston can include leaving a positioning gap between portions of a mold before releasably locking a tie bar to one of the moving or stationary platens, and then advancing the moving platen to substantially close the positioning gap after the releasable locking has been completed.

Abstract: A manufacturing-process equipment has a platform assembly, a measurement feedback assembly and a laser-working assembly. The platform assembly has a base and a hybrid-moving platform. The base has a mounting frame. The hybrid-moving platform is mounted on the base and has a long-stroke moving stage and a piezo-driven micro-stage. The long-stroke moving stage has a benchmark set and a driving device. The piezo-driven micro-stage is connected to the long-stroke moving stage and has a working platform. The measurement feedback assembly is securely mounted on the platform assembly and has a laser interferometer, a reflecting device and a signal-receiving device. The laser-working assembly is mounted on the platform assembly, is electrically connected to the measurement feedback assembly and has a laser direct-writing head, a controlling interface device and a positioning interface device.

Abstract: A lithography system includes at least two lithography apparatuses disposed on the same fixed base, each of which includes an object, a moving body, and a vibration isolation unit. A control unit configured to control the lithography apparatuses controls a vibration isolation unit included in a first lithography apparatus based on driving instruction information to be given to a moving body included in a second lithography apparatus, and a control indicator regarding vibration directed onto an object to be vibration-isolated included in the first lithography apparatus due to a moving operation of the moving body.

Abstract: An imprint apparatus for imprinting a pattern formed on a mold in a resin material formed on a substrate with accuracy is constituted by a light source for irradiating the resin material with light for curing the resin material; a measuring device for measuring a physical value which reflects a state of the resin material resulting from the irradiation of light from the light source; and a controller for controlling a spatial positional relationship between the mold and the substrate or an amount of light from the light source on the basis of information obtained from the measuring device.

Abstract: The invention describes a regulating device that adapts to the aerodynamic profile of a mold bed made of composite material offsetting the geometrical deviations occurring in the mold bed. The device comprises some stiffening ribs (20) supported on a surface of the bed (10) of the mold and is equipped with actuators (21) that modify the curvature of the bed (10) of the mold.

Abstract: The invention relates to an arrangement and to a method for the electromechanical drive for mold closing systems and calibration blow mandrel systems in blow molding machines, wherein the arrangement for the drive of an extrusion blow molding machine includes a push mechanism (3; 11), a push rod (4; 12) and exactly one electric motor (1; 9), wherein the push rod (4; 12) is movable by the push mechanism (3; 11) which is driven by the electric motor (1; 9), wherein the electric motor (1; 9) has an additional braking device (2; 10) which can be activated on the reaching of a required torque or a required force of the electric motor (2; 10) to hold the push rod (4; 12) in a state of maximum tension in its instantaneous position.

Abstract: When controlling each operational process in a molding cycle by variably controlling the number of revolutions of a drive motor 3 in a hydraulic pump 2, a hydraulic pump 2 where at least multiple fixed discharge flow rate Qo and Qs can be set is used as the hydraulic pump 2. At the same time, the fixed discharge flow rates Qo . . . are set corresponding to operational processes based upon predetermined conditions in advance, respectively, and the hydraulic pump 2 is switched to the fixed discharge flow rates Qo . . . by corresponding to each operational process at the time of molding. At the same time, each operational process is controlled by variably controlling the number of revolutions of the drive motor 3.

Abstract: The invention relates to a device and a method for the automated production of knotted dough products, in particular pretzels. Said device comprises: a shaping table (2) for horizontally supporting a U-shaped bent dough strand (46); a shaping tool (6) that can be activated to vertically support the U-shaped bent dough strand (46), the shaping table (2) and activated shaping tool (6) forming a common stop for the U-shaped bent strand (46); and a knotting head (9) for seizing the ends of the dough strand and for knotting said strand (46). According to the invention, the knotting head (9) can be displaced from a seizing position (48), in which the ends of the U-shaped bent dough strand (46) are seized, into an extension position (49), in which the dough strand is extended, then into a knotting position (51), in which the dough strand is knotted and finally into a placing position 52, in which the ends of the dough strands are placed on the central part of the dough strand.

Abstract: A method of controlling the geometry of a composite component (3). The method comprises applying pressure to the component with a pressure transmitter (6), and during said application of pressure: heating the component; measuring the position of the pressure transmitter to produce a feedback signal; and moving the pressure transmitter in response to a change in the feedback signal.

Abstract: An adjustable aligning device (300) for 300 large composite moulds comprising a first half part and a second half part includes a first member (1) and a second member (2) which are coupled to the first half part and the second half part of the moulds respectively. The first member (1) and the second member (2) have mating portions and are capable of moving relative to each other. The adjustable aligning device (300) allows the fine calibration of overbite of the mould, and can reduce the time and skill needed for aligning the moulds.

Abstract: The invention relates to a method of pressing pressing-material mats during the production of wood-material panels in a continuous press, wherein the continuous press has upper and lower heating plates, upper and lower entry plates, which project on the entry side and form an entry mouth, and, in the upper and lower parts of the press, endlessly circulating steel pressing belts which, with the interposition of rolling bars, are supported on the entry plates and the heating plates, wherein the height h0 of the entry gap and, possibly, the entry contour of the entry mouth are set, and wherein a pressing-material mat, which is produced, and possibly pretreated, in a spreading station arranged upstream of the press, is introduced into the continuous press and pressed therein. This method is characterized in that the entry-gap height is checked, set and/or regulated in dependence on the density and/or the weight per unit area of the pressing-material mat.

Abstract: A device for forming plastics material preforms into plastics material containers includes a plurality of blowing stations, each comprising blow moulds, inside which preforms can be formed into containers. The device includes an admission arrangement to expose the preforms, for the forming thereof, to a free-flowing medium, and stretching rods to extend the preforms in the longitudinal direction thereof. The device includes a transport arrangement which transports the blowing stations with the preforms along a first predefined transport path, and a control arrangement which controls movement of the stretching rods and exposure of the preforms to the freeflowing medium so that predefined sub-steps of the forming process are carried out during transport of the preforms along the first path. Sub-steps of the forming process can be carried out irrespective of geometric position of the preforms along the first path, and an output rate of the device can thus be changed.

Abstract: The invention relates to a method and a device according to the preambles of claims 1 and 10, and also to the use of a nanopatterned die, a disc with a defined nanopattern and a hard disk drive comprising a disc of this type. In order to propose a more rapidly operating device as well as a corresponding method in which the smallest-possible patterns can be applied to discs, and in order to provide discs, which are produced as cost-effectively as possible, for hard disk drives, said discs having smaller patterns and thus being able to be produced rapidly and cost-effectively, the invention proposes using microcontact printing (?CP) in the production of micropatterned and/or nanopatterned products/substrates of this type.

Abstract: A device for processing performs may include at least a holder device for holding at least one preform and for at least temporary contacting arrangement of at least one wall part of the preform on at least one contact device. By the at least one contact device, a temperature of the first wall part can be prespecified, which at least temporarily differs from the temperature of a second wall part that is always spaced from the contact device. The contact device may be releasably held by a carrier device forming at least in parts a holding zone for the contact device.

Abstract: A machine for rotational molding of products comprises means (12, 14, 16, 17) for driven rotation of a mold around perpendicular axes (13, 15), means (22) for direct heating of the mold and means (21) for commanded opening of the mold in half molds. The machine further comprises combined means (23, 24, 25) for arresting in a predetermined position of the rotating means of the mold disengageable retaining means (26, 27) for retaining the product in a preset half mold, and evacuating means (28, 50) for evacuating the product that are suitable for being introduced between the open half molds when the rotating means is stopped in said predetermined position and which is suitable for receiving the product discharged from said preset half mold upon the release of the retaining means.

Abstract: Intended is to provide a molding machine using a built-in type motor as an injecting electric motor. In this molding machine, a mounting structure for such a transmission mechanism from a rotational motion to a linear motion, as changes the rotation of the built-in motor into the linear motion thereby to transmit the linear motion to an injecting member, is simplified to improve the assembling workability. For this improvement, a sleeve is fixed in the rotor of the built-in type motor. In the hollow portion of the sleeve, a screw shaft or the rotating portion of a ball screw mechanism and the sleeve are connected and fixed by a connecting member. A nut member or the straight portion of the ball screw mechanism is fixed on a member for performing straight motions together with the injecting member.

Abstract: There is provided a method of measuring deformation of a laminated body, the method including: laminating and pressurizing a plurality of green sheets each having a plurality of inner electrodes arranged therein to form a laminated body having a plurality of unit chips arranged therein; marking location information of each of the unit chips on an XY plane of the laminated body on a surface of the unit chip; cutting the laminated body into the plurality of unit chips; measuring a deformation level of each of the cut unit chips; and storing the deformation level measured from the each of the cut unit chips to correspond to the location information of the unit chip.

Abstract: A thermoplastic pultrusion die system for pultruding a thermoplastic composite includes a first pultrusion die member; a second pultrusion die member; a die cavity gap formed between the first pultrusion die member and the second pultrusion die member; and a die cavity gap adjustment mechanism that imparts movement to at least one of the first pultrusion die member and the second pultrusion die member to vary the die cavity gap within a very tight die cavity gap tolerance.

Abstract: A cotton candy machine includes a housing and a stick grabbing device mounted in the housing. A stick rotating device is mounted in the housing and aside corresponds to the stick grabbing device. A feeding device is mounted in the housing and a sugar floss maker is horizontally mounted in the housing under the stick rotating device. The stick grabbing device provides stick one by one and conveys the stick to the stick rotating device. The stick rotating temporarily holds the stick, rotates the stick and makes the stick longitudinally insert into the sugar floss maker for coiling the sugar floss from the sugar floss maker after the feeding device providing sugar material into the sugar floss maker.

Abstract: An airbag rupturing groove forming apparatus forms an airbag rupturing groove excellent in invisibility even in a vehicular interior member having a hard substrate, while performing proper control of the thickness of the remainder of the airbag rupturing groove. A method also is provided for manufacturing the vehicular interior member. The airbag rupturing groove forming apparatus has a rupturing groove former for forming the airbag rupturing groove by protruding a metal blade at the back side of the vehicular interior member. First and second blade detectors confirm the presence or absence of the blade protruded into the vehicular interior member individually at detecting positions that are different in the thickness direction of the surface layer. An edge position deciding unit decides whether the blade is detected by the second blade detector, although the blade is not detected by the first blade detector.

Abstract: A machine (10) for blow molding containers (100). The machine (10) has a stationary flow head (26) located proximate a turntable (12) on which molds (16) are mounted. A dwell cam mechanism (110, 120, 132) on the turntable causes the molds to accelerate ahead of the turntable, stop under the flow head to receive a parison (31), then accelerate to catch up with the turntable. This sequence allows the turntable to rotate continuously. Blow pins (30) mounted on the turntable inject gas into the molds to blow mold the parison while traveling a first path (144). Paddles (142) grip the molded containers and travel a second path (146) radially outward from the first path. The containers blow-molded from the parisons at a first station (18) are retained on the turntable after the turntable completes one full revolution and again passes the first station.

Abstract: Method, apparatus and stamp for aligning a first surface (11) of a first object (10) with a second surface (22) of a second object (20), facing said first surface, wherein light of a predetermined wavelength is introduced into one (10) of said objects and caused to propagate by internal reflection therein. The first and second surfaces carry correlating structures (13,25) which, when arranged at close distance from each other, couple light from said one object to the other of said objects by near-field tunneling, to a degree dependent on the overlap of said structures. A light detector (26) is devised to detect a signal which is dependent on the amount of light coupled between said objects, for producing an alignment control signal. The invention is suitable for use in nanoimprint lithography.

Abstract: A system of patterning first and second opposed sides of a substrate is described. The system may employ a mold assembly and obtaining a desired spatial relationship between the first and second opposed sides of the substrate and the mold assembly. In a further embodiment, the method and system may employ a first and a second mold assembly.

Abstract: A nano-imprint lithography system is described for patterning first and second substrates, the system includes a translation stage constructed to alternatively place substrate chucks in position with respect to a nano-imprint mold assembly such that the nano-imprint mold assembly may imprint a pattern on one of the substrates, while concurrently obtaining a desired spatial relationship for the remaining substrate.

Abstract: A method of aligning a template and a substrate for imprint lithography involves using a mask pattern of the template and a luminescent marker pattern of the substrate, the method including aligning the template mask pattern and the substrate marker pattern using a radiation intensity measurement of radiation emitted by the luminescent marker pattern and having passed the template mask pattern. The mask pattern and the luminescent marker pattern may each be shaped to provide a turning point in the intensity of detected radiation emitted from the marker pattern, and passing through the mask pattern to a detector, as a function of relative displacement at the aligned position. The displacement of the template and substrate may be aligned by identifying the turning point in radiation intensity. The marker pattern may be fluorescent with the emitted radiation excited by a radiation source.

Abstract: An imprint lithography apparatus is disclosed that has a first array of template holders, a second array of template holders, and a substrate table arranged to support a substrate to be imprinted, wherein the first array of template holders is arranged to hold an array of imprint templates that can be used to imprint a first array of patterns onto the substrate, and the second array of template holders is arranged hold an array of imprint templates that can be used to imprint a second array of patterns onto the substrate, the patterns imprinted by the second array being interspersed between the patterns imprinted by the first array.

Abstract: There are provided a first process T1 in which a mold clamping motor 4 is driven-controlled so as to move a cross head 5h of a toggle link mechanism 5 to a preliminary position Xr set in advance so as to become a position on the mold open side rather than a mold closure position Xs; a second process T2 in which after the first process T1 is finished, a mold thickness adjusting motor 2 is driven-controlled so as to move a pressure receiving platen 3 forward to a mold closed position Xc where a mold C is closed; a third process T3 in which after the second process T2 is finished, the mold clamping motor 4 is driven-controlled so as to move the cross head 5h forward, while the mold C is pressurized by torque limitation of the mold clamping motor 4, and the mold thickness adjusting motor 2 is driven-controlled so as to move the pressure receiving platen 3, while the cross head 5h is moved to the mold closure position Xs; and a fourth process T4 in which, after the third process T3 is finished, a clamping margin L

Abstract: A mold making system for surface patterning of a roller mold is provided. The roller mold includes a transparent hollow roller and a polymer layer disposed at an outer surface of the transparent hollow roller. The mold making system includes a laser generation device, an optical path changing device, and a control device connected to the optical path changing device. The laser generation device is used for generating an ultrafast laser. The optical path changing device is disposed at an inner space of the transparent hollow roller to receive the ultrafast laser. The control device controls the optical path changing device to guide the ultrafast laser to pass through the transparent hollow roller and to be focused at a focus position in the polymer layer.

Abstract: A holding device of the present invention for holding a mold, the device includes a holder configured to attract the mold to hold the mold; an actuator supported by the holder so as to face a side of the mold, and configured to apply a force to the side to deform the mold; and a detector supported by the holder so as to face the side, and configured to detect a position of the side in a direction of the force. Here, the detector is configured to detect, as the position, a position of a first region in the side, the actuator is configured to apply the force to a second region in the side, and the second region is around the first region.

Abstract: The invention relates to a method for producing a thermoplastic plastic film. According to said method, the thermoplastic plastic is melted and transported in an extrusion installation comprising an extruder, an extrusion nozzle with a wide-slot delivery opening and a chill roll, which is fixed to a roll system and then leaves the delivery opening of the extrusion nozzle in the form of a flat melted web. Said melted web is then applied to the chill roll and is cooled. The invention is characterised in that it uses an extrusion installation, in which the distance between the delivery opening of the extrusion nozzle and the surface of the cooled roll does not vary by more than +/?50 ?m during the operating time. The invention also relates to a film of this type and to uses of the latter.

Abstract: The invention relates to an injection unit (1) of an injection molding machine which is arranged movable relatively to a machine base (2) of the injection molding machine in an axial direction (A), wherein the injection unit (1) comprises a base body (3) at which a screw cylinder (4) is arranged, wherein a screw (5) is arranged rotatable and axially movable in the screw cylinder (4), wherein the screw (5) is connected with a drive element (6) at one of its axial ends which can rotate the screw and can also move it in axial direction (A) and wherein the drive element (6) comprises a gear element (7) which is movable in axial direction (A) as well as an actuator (8) which is in engagement with the gear element (7) and with the base body (3) and which can perform a translational movement in axial direction (A).

Abstract: A process and an apparatus for performing a UV nano-imprint lithography are provided. The process uses a polymer pad which allows a uniform application of pressure to a patterned template and an easy removal of a residual resin layer. The apparatus includes a tilt and decentering corrector which allows an accurate alignment of layers during the nano-imprint lithography process.

Abstract: A machine for imprinting patterns onto uncured concrete in an elongated bed includes a frame for positioning the finishing machine over the bed. A lower patterning unit suspended from the frame is movable backward and forward of the concrete bed and a press assembly moves the pattern in and out of contact with uncured concrete on the elongated bed.

Abstract: System and methods involving pattern molds are provided. In this regard, a representative system includes a mold assembly unit having a movable fixture holder operative to engage a portion of a pattern mold and position the pattern mold for assembly.

Abstract: A system and method are disclosed for the precision fabrication of Micro-Electro-Mechanical Systems (MEMS), Nano-Electro-Mechanical Systems (NEMS), Microsytems, Nanosystems, Photonics, 3-D integration, heterogeneous integration, and Nanotechology devices and structures. The disclosed system and method can also be used in any fabrication technology to increase the precision and accuracy of the devices and structures being made compared to conventional means of implementation. A platform holds and moves a substrate to be machined during machining and a plurality of lasers and/or ion beams are provided that are capable of achieving predetermined levels of machining resolution and precision and machining rates for a predetermined application. The plurality of lasers and/or ion beams comprises a plurality of the same type of laser and/or ion beam.

Abstract: An in-mold shutter (140) for embedding in an injection mold (100, 200, 300) is described herein. The in-mold shutter (140, 240, 340, 440, 540) includes a shutter actuator (148, 548) that is configured to selectively engage a first mold shoe (130) of the injection mold (100, 200, 300) with a platen of a mold clamping assembly (996) to hold the first mold shoe (130) in an extended, (E), along a mold-stroke axis (X), during a step of molding a first molded article (102A) in the injection mold (100, 200, 300). Also described herein is a molded article transfer device (150, 250) for use with the injection mold (100, 200, 300). The molded article transfer device (150, 250) includes a shuttle (154) that is slidably arranged, in use, within the injection mold (100, 200, 300).

Abstract: A platen drive system and method of leveling platens in a forming station of a twin sheet thermoforming machine in which each platen is driven vertically by four independently operated drive units, each having an electric servo motor, the drive units arranged in two sub sets disposed on opposite sides of an associated platen. The platen is leveled during set up by individual operation of the servo motors.

Abstract: A method of producing a composite component that includes both a structural insert and a plastic casing. According to an exemplary embodiment, the method uses a closed-loop control system and includes the following steps: evaluating the structural insert for various attributes, placing the structural insert in a mold cavity, adjusting the position and/or orientation of the structural insert with respect to the mold cavity based on, among other things, the evaluated attributes, and injecting molten material into the mold cavity so that it at least partially surrounds the structural insert.

Abstract: A system for building a three-dimensional object with a layer-based additive technique, the system comprising a controller configured to receive build sequence data for the three-dimensional object, a head assembly in signal communication with the controller and configured to form a plurality of layers of the three-dimensional object based on the build sequence data, and an insert placement apparatus in signal communication with the controller and configured to place at least one insert in the plurality of formed layers based on the build sequence data.

Abstract: An injection mold has a lower mold half having a chamber at a top thereof. A holding plate has a top within the chamber formed with a plurality of holding slots. The holding slots extend frontward and rearward. A positioning plate is attached to a front surface of the holding plate, an upper portion of which within the chamber has a plurality of positioning holes at a front surface thereof. A fixing plate disposed rearward of the holding plate has a plurality of through holes at a top thereof. A plurality of first positioning rods is mounted to the installing holes, each of which defines a free end extending beyond the top of the fixing plate. A free end of each of a plurality of second positioning rods is capable of inserting into the positioning hole. An upper mold half is engaged with the lower mold half.

Abstract: A layered manufacturing method for forming a desired three-dimensional object by using a powder as a raw material. The method forms a desired solid body, which is employed in a layered manufacturing device, including a stage member having stage surface; a transparent member having an optical window to cover the stage surface to form an enclosed region together with the stage surface; and an exhaust system for exhausting gasses in the enclosed region. The optical window is positioned at a vertical upper direction when the enclosed region is formed.

Abstract: An injection molding device comprises a mold-clamping device that operates in both of a mold-closing state in which a mold is closed under predetermined pressure and a micro mold-open state in which the mold is held in a state in which the mold is open from the mold-closing state by a predetermined amount, an injection device that molds a molded product by injecting a molding material into the mold set to the mold-closing state or the micro mold-open state and a controller that changes a stop position of the mold in the micro mold-open state in accordance with a change of a mold-closing position when the mold-closing position of the mold in the mold-closing state is changed.

Abstract: The present invention relates to a device and a method of generatively manufacturing a three-dimensional object in a device, comprising the following steps: layerwise applying a powdery material (11) onto a support (5) or a previously applied layer after having lowered the support (5) by the amount of one layer thickness; selectively solidifying the powdery material (11) by energetic radiation (8, 8?) at locations corresponding to the object (3); repeating the steps a) and b), until the object (3) is completed. The device defines a two-dimensional maximum working field (6) with a maximum length (L) and a maximum width (B), in which the powdery material (11) can be applied and solidified. According to the invention, a reduced working field (13) is additionally realized, in which the powdery material (11) is applied and radiated by less than the maximum length (L) and/or by less than the maximum width (B) of the maximum working field (6).