Abstract: A multipurpose tool is disclosed. The multipurpose tool is formed as a flexible material comprising a proximate region, a distal region and a substantially flat and straight intermediate region disposed therebetween and having a jagged side edge; a third hook is inwardly curved with respect to the straight intermediate region to provide an open portion directed toward the proximate region; a second hook is inwardly curved with respect to the straight intermediate region to provide an open portion directed toward the distal region; a first hook formed on an outer surface of the second hook and having an open portion directed away from the distal region; and a clip formed on an inner surface of the second hook and having an open portion directed toward the distal region.

Abstract: Disclosed are compact and portable devices comprising a combination of tools and that are shaped to facilitate being conveniently carried by a user in an unobtrusive manner.

Abstract: A multi-purpose hitch tool includes a removal device that is coupled with a first end of an elongated handle. The removal device is configured to remove a cotter pin from a hitch pin or to strike the hitch pin out of engagement with a hitch receiver. A brush assembly is coupled with a second end of the elongated handle and is configured to remove debris from an interior cavity of the hitch receiver. The brush assembly includes a first bristle array that is configured to scrape the debris from the interior cavity. A second bristle array is disposed over an opposite lateral side of the elongated handle from the first bristle array. The second bristle array is less rigid than the first bristle array and is configured to bend against an interior surface within the interior cavity to bias the first bristle array against an opposite interior surface.

Abstract: A rotation control device for a tool is disposed between a handle and a tool head and includes two ratchet wheels, a spring and two C-shaped snap rings. The two ratchet wheels are symmetrically arranged. When pressed, the respective ratchet wheels will be subjected to the same force and move the same distance, thus making the engagement between the ratchet wheels and the tool head more assured while avoiding the stuck fault and improving the convenience in use.

Abstract: A support fixture that can be securely attached to a work implement such as floor mops, dust mops, push brushes, long handled paint rollers, shovels, garden rakes, leaf rakes, squeegees, long handled trowels, vacuum cleaner wands, walking sticks, long handled shears and other long handled tools, includes a mounting bracket and a standing leg. The standing leg is hingedly engaged into the mounting bracket. The support fixture is light in weight and substantially aids the work implement to stand alone uprightly and in a stable position when the work implement is not operational. When the work implement is operational, the standing leg may be adjustably flipped upwards to prevent any obstruction of the operations of the work implement.

Abstract: A tool for disconnecting a cable from a railcar is disclosed. The tool includes an elongated body having a first end and a second end. The tool also includes a handle portion disposed about the first end of the elongated body. Moreover, the tool includes an engagement member disposed about the second end of the elongated body. The engagement member may be configured to engage the cable.

Abstract: A robot includes a first arm that rotates around the first axis, a second arm that rotates around a second axis in a direction different from the first axis, a third arm that rotates around a third axis parallel to the second axis, a first inertia sensor that is installed at the first arm, a second (a) inertia sensor that is installed at the third arm, first to third angle sensors, a posture detection unit that detects the posture of the third arm with the second arm as a reference and derives a feedback gain, and a second drive source control unit that feeds back a second correction component, which is obtained by multiplying a value, which is obtained by subtracting the angular velocity ?A2m and the angular velocity ?A3m from the angular velocity ?A3, by the feedback gain, and controls the second drive source.

Abstract: A robot includes a base, a first arm rotatably connected to the base around a first rotating axis, a second arm rotatably connected to the first arm around a second rotating axis orthogonal to the first rotating axis, a third arm rotatably connected to the second arm around a third rotating axis parallel to the second rotating axis, an angular velocity sensor provided in the first arm, and an acceleration sensor provided in the third arm.

Abstract: A device and method for controlling a real time weaving motion are provided. In order to control operation of a robot in a working space, a main moving path of the robot in the working space is determined, a unit motion constituting the determined main moving path is generated, while a continuous motion in which a unit motion is connected, weaving that dynamically changes offset is generated, and a compensation displacement or a compensation rotation amount that is determined according to the work environment is generated. A position and a rotation amount of the robot are calculated in the working space according to at least one of the unit motion, the weaving, the compensation displacement, and the compensation rotation amount.

Abstract: An object gripping apparatus includes an image capturing unit for capturing a region including a plurality of works, an obtaining unit for obtaining distance information of the region, a measurement unit for measuring three-dimensional positions/orientations of a plurality of gripping-candidate works out of the plurality of works based on the image and distance information, thereby generating three-dimensional position/orientation information, a selection unit for selecting a gripping-target work based on the three-dimensional position/orientation information, a gripping unit for gripping the gripping-target work, and an updating unit for updating the three-dimensional position/orientation information by measuring three-dimensional positions/orientations of the gripping-candidate works at a time interval during gripping of the gripping-target work.

Abstract: A control method of a mechanical articulated arm, wherein at least two tilt sensors are arranged in different positions of the articulated arm, comprising: calibrating zero positions of tilt sensors when articulated arm does not have elastic deformation, setting position of tail end of articulated arm as point P and point P? before and after elastic deformation of articulated arm, and selecting point R on the articulated arm; detecting angles of two different positions of the articulated arm with the tilt angles before and after the elastic deformation, obtaining the angle offset ?? of the articulated arm due to the elastic deformation, and calculating the length parameter La and the angle parameter ?a of the articulated arm after deformation based on the lengths of OR and RP?; and controlling the action of the articulated arm according to position parameters Xp? and Yp? (to the point P?) obtained according to length parameter La and angle parameter ?a.

Abstract: The disclosed Auditory RRC-Humanoid Robot equipped with a verbal-phoneme sound generator is a computer-based system programmed to reach high levels of human-like verbal-AI. Behavioral programming techniques are used to reach human-like levels of identification-AI, recognition-AI, and comprehension-AI of all the words and sentences presented to the robot as verbal input signals. An innovative behavioral speech processing methodology is used to recognize and repeat the acoustic sequential set of phoneme signals that comprise the verbally generated speech of human speakers. The recognized and repeated sequential set of phoneme signals are then mapped onto a unique phonetic structure such as all the words and clauses listed in a 50,000 word lexicon that may then make up the vocabulary of the RRC-Robot. The system is programmed to hear and understand verbal speech with its auditory sensors, and intelligently responds by verbally talking with its verbal-phoneme sound generator.

Abstract: A positioning device in a gantry-type construction, include two parallel linear guides with integrated linear drives, each of which supports an X-carriage in a manner allowing movement in an X-direction, and having a cross bar which is joined to the two X-carriages and which, with the aid of an integrated linear drive, supports a carriage in a manner allowing movement in a Y-direction perpendicular to the X-direction. In addition, the positioning device has a toolholder which is guided on the Y-carriage in a Z-direction and bears a tool for processing a workpiece located in an X-Y plane, the tool being located next to the cross bar so as to be offset in the X-direction. A force frame, disposed above the tool in the Z-direction, transfers a process force acting on the tool, to the carriages, without deforming the cross bar by a torque.

Abstract: A robot system according to an aspect of the embodiments includes a plurality of work holding units and a heat insulating member. The work holding units each hold a work to be conveyed on one surface and are arranged vertically one over another in some cases during conveying of the work. The heat insulating member is provided on another surface side of at least one of the work holding units.

Abstract: An apparatus for the automated handling of workpieces comprising an object recognition device for detecting the workpiece and a gripper arranged at a gripping arm for picking the workpieces and a control for evaluating the data of the object recognition device, for track planning and for controlling the gripping arm and the gripper and comprising a compensation unit which allows an evasion movement of the gripper, wherein the compensation unit only allows an evasion movement of the gripper on the exceeding of a predefined first load of the gripping arm and remains rigid below the first load, wherein the first load is larger than a load exerted on the gripping arm solely by the gripper and/or the picked workpiece.

Abstract: A prediction system includes an acquisition device, an execution device, and a prediction device. The acquisition device is configured to acquire a value of electric resistance of a cable secured by fixing members to a pair of link members configured to rotate relative to each other through a joint. The execution device is configured to cause the joint to execute a predetermined operation. The prediction device is configured to predict a service life of the cable based on a change in the value of electric resistance acquired by the acquisition device while the execution device is causing the joint to execute the predetermined operation.

Abstract: In a robot system according to the present invention, an operation panel includes a biometric information acquisition unit configured to acquire biometric information of an operator who uses the operation panel. The robot system includes a biometric information storage unit configured to store biometric information of a plurality of operators, an operator determination unit configured to determine an operator who uses the operation panel by matching the biometric information acquired by the biometric information acquisition unit with the biometric information stored by the biometric information storage unit when the operation panel is activated or when a predetermined operation is executed for the operation panel, and a limitation unit configured to individually limit executable functions for the operator determined by the operator determination unit.

Abstract: The present invention is to provide a folding knife, which includes a handle provided therein with first and second slots, wherein the first slot extends slantingly from a first end toward a second end of the handle; a pushing element formed with a third slot slantingly extending in a direction opposite to the first slot and at least one post; and a pressing element having one end pivotally provided in the handle and another end provided with at least one sliding block capable of moving in the first and third slots and an abutting portion capable of abutting against the blade. When the pushing element is pushed, the post moves along the second slot and drives the sliding block to move along the first and third slots, thereby enabling the abutting portion to apply force to the blade and rotate the blade out of the handle to a predetermined angle.

Abstract: A dummy hair clipper head, or dummy blade, which is a form conforming to those dimensions of a hair clipper's stationary blade which are necessary for its compatibility with attachment guide combs, is employed in a conduit comb which comprises a form configured to allow air or liquid to pass through the form and between the teeth of the attachment guide comb, whereby an attachment guide comb can be employed in vacuuming, drying, washing and treating hair. The form can be connected in turn to a bottle, air hose, or faucet to allow for the transmission of air or liquid through the comb. The use of the form also makes possible a variety of new uses for attachment guide combs including a scissor comb, razor comb, and comb organizer.

Abstract: The invention is concerned with a trimmer comb (1) that comprises a base sheet (10) that has a toothed front side, the toothed front side comprising a side-by-side arrangement of guard teeth (11) and narrow teeth (12), wherein the tips (15, 11d, 11d?) of the guard teeth (11) are wider in the longitudinal extension direction (y) of the trimmer comb than the tips (15?) of the narrow teeth (12) and the geometry of the narrow teeth (12) is reduced when compared to the geometry of the guard teeth (11). These two different trimmer comb teeth geometries serve to press down skin and to avoid injuries by hooking of trimmer comb teeth into skin pores or channels, while a high cutting efficiency is ensured because of the reduced geometry of the narrow teeth ultimately allowing a reduced average spacing distance between the trimmer teeth for a given width of the guard teeth tips. The invention is also concerned with a hair trimmer comprising such a trimmer comb and a hair removal device comprising such a hair trimmer.

Abstract: A pipe cutter for cutting a pipe includes a cutting head assembly having a first carriage and a second carriage spaced apart to define a cutting area. The first carriage supports a cutting mechanism, and the second carriage is configured to support a pipe within the cutting area. The carriages have a locked state and an unlocked state such that when the carriages are in the unlocked state, the carriages are movable relative to each other and biased into the cutting area. The pipe cutter also includes a drive assembly configured to rotate the cutting head assembly and a locking mechanism configured for changing the carriages from the unlocked state to the locked state and for holding the carriages in the locked state. The locking mechanism includes an actuation member rotatably coupled to the first carriage.

Abstract: The present invention relates to a device for cutting material, mainly foods, vegetables or fruits. The device comprises housing with a cutting chamber having open top, inside the cutting chamber there is a movable first cutter and at the bottom of the chamber a stationary second cutter. Device comprises a lever attached pivotally to the housing, wherein the lever is attached in an articulated manner to a first cutter such that when lever is pivoted, the first cutter is moved along the bottom of the chamber from one end of the chamber towards the first material ejector. The further movement of the lever moves the first cutter into the first material ejector for ejecting material from between the cutting edges of the first cutter and moves the second ejector also attached to the lever into the cutting chamber for ejecting material through the cutting edges of the second cutter.

Abstract: An apparatus includes a moving device moving a holding member and a cutting or printing head relative to each other. The apparatus specifies, as a designated position, a position of an ultrasonic source located within a projection range on the holding member. The apparatus determines an edit pattern to be applied to an object based on the designated position to be specified and also determines a cutting or printing position on the object based on the designated position to be specified. The edit pattern is projected onto a holding region of the holding member and a menu image is projected onto an edge region of the holding member. The apparatus edits the edit pattern according to editing contents and generates data to perform cutting or printing on the object. The apparatus controls the moving device based on the generated data.

Abstract: An accessory for a power tool includes a mounting portion configured to mate with an oscillating drive member of a power tool and a substantially planar guide portion extending forwardly of the mounting portion to a leading edge and defining a guide plane. A cantilever arm is located between the mounting portion and the leading edge. The cantilever arm extends downwardly from the guide plane and forwardly toward the leading edge. A plurality of teeth extends from a forward portion of the cantilever arm.

Abstract: A power tool has a tool unit and a base device. The tool unit has a housing having a drive device disposed therein. The base device has a clamp surface that can clamp a contact surface of the housing for supporting the tool unit. The housing may include an internal housing portion and an external housing portion positioned on an outer side of the internal housing portion. The external housing portion may define the contact surface of the housing. The internal housing portion may be made of a first material. The external housing portion may be made of a second material that is different from the first material.

Abstract: A facility for repairing flaws in pieces of wood (3) has a device (13) for recognizing and surveying the flaws, has a conveyor device (1), which receives the pieces of wood (3) to be repaired in a manner correct for processing, and has tools, which are displaceable in multiple axes in relation to the pieces of wood (3) on the conveyor device (1), for repairing the flaws. To ensure advantageous design conditions, the conveyor device (1) forms a collar, which revolves about at least one vertical axis, made of receptacle segments (2) which hold the pieces of wood (3) in a vertical processing location, and the receptacle segments (2) are provided with the tools, which are displaceable in multiple axes, for repairing the flaws.

Abstract: A miter box fence system includes a fixed vertical portion and a movable portion that may be moved with respect to the fixed vertical portion. The movable portion includes a notch that allows one edge of crown molding to be placed in the notch while the other edge of the crown molding extends towards the fixed vertical portion. The movable portion may be moved with the crown molding in place until the crown molding makes appropriate contact with the bottom of the notch and with the fixed vertical portion. The movable portion may then be secured in place. Because the notch in the movable portion creates a stop for cutting crown molding, and because the notch is below the flat portion of the movable portion, the miter box fence system may be used to cut both crown molding and flat stock without modification.

Abstract: A closing jig for a green honeycomb molded body includes closing protrusions which are arranged at positions corresponding to regular hexagonal cells and are inserted into the regular hexagonal cells to weld partition walls to each other for closing. Each of the closing protrusions includes a conical tip end portion that has a conical shape, and a triangular pyramidal base portion with a truncated triangular pyramidal shape having an apex angle larger than an apex angle of the conical tip end portion. The conical tip end portion has the conical shape with an acute apex angle. The triangular pyramidal base portion has the truncated triangular pyramidal shape having the large apex angle.

Abstract: A silicon substrate 12 has a main face in a (100) plane, whereby a fracture 17 generated from a molten processed region 13 acting as a start point extends in a cleavage direction of the silicon substrate 12 (a direction orthogonal to the main face of the silicon substrate 12). Here, a rear face 1b of an object to be processed 1A and a front face 10a of an object to be processed for separation 10A are bonded to each other by anode bonding, whereby the fracture 17 reaches a front face 1a of the object 1A continuously without substantially changing its direction. When generating a stress in the object for separation 10A, the fracture 17 has reached a rear face 10b of the object for separation 10A and thus easily extends toward the object 1A.

Abstract: A stone saw for sawing drilling samples. The stone saw includes a rotation axle provided with an axial flushing channel. On the rotation axle a circular blade is arranged. On at least one side of the circular blade is a blade flange, which includes several spray openings that are connected to the flushing channel of the rotation axle. Flushing fluid may then be sprayed on a sawing site.

Abstract: An improved pouf or soap-holding lathering and scrubbing device which can conveniently hold a bar of soap and create copious aerated lather when wetted and massaged or manipulated comprises a sheet of mesh material which is formed or folded into a compact mass or arrangement. The sheet is formed or supplied in an endless loop or ring which is then compressed in a direction parallel to the sheet to form a ring of compressed or folded mesh material that has a recess. The compressed ring is then secured in its compressed state by two or more ties. A cord can be threaded through the compressed ring and cinched by an O-ring or other device to enable the cord to hold a bar of soap in the recess.

Abstract: A composition for manufacturing a foam material based on flavonoid tannins, includes a flavonoid tannin powder mainly of the prorobineditinidin and/or the profisetinidin type, according to an amount in weight in the range between 40% and 45% of the composition, furfuryl alcohol, a blowing agent, and a catalyst. The composition is totally formaldehyde-free, and contains an amount of furfuryl alcohol greater than 20% in weight of the composition. The composition makes possible to obtain foam materials of high characteristics and low cost, that can typically be used in the fields of building and in the automotive industry and in the vehicles in general.

Abstract: An airbag assembly includes inner and outer panels that are coupled to define a cavity therebetween, an inflatable member disposed within the cavity and at least one reinforcing band disposed within at least the inner panel. The reinforcing band includes a plurality of glass fibers, and each of the plurality of glass fibers includes a coating layer.

Abstract: There is provided an integrated system for liquid separation, such as LC, CE, affinity chromatography, and ion exchange chromatography, comprising a column and end-fittings embedded in a plastic material, such as a thermoplastic polymer. The system may further comprise an electrospray emitter directly connected with the outlet of the column, wherein a substantial part of the emitter is covered with the polymer material. There is also provided a method by which a separation column along with the accompanying end fittings for connection with adjacent liquid conduits is embedded in a polymer matrix. This configuration e.g. ensures that the factory-made, correct attachment of the fittings to the column is preserved (since the matrix prevents further user intervention, accidental or otherwise). Accordingly, the responsibility for the correct attachment of the fittings is shifted from the end user to the manufacturer.

Abstract: An in-line single nozzle valve gate apparatus for injection molding comprises upper and lower matable annular cylinder bodies that house an annular dual sided piston having opposed pressure bearing upper and lower surfaces. The piston has a cross beam to which a valve gate pin is attached for movement therewith. The valve gate pin passes through a sprue bushing flow path to selectively open and close a part cavity gate. An interface is provided to receive molten plastic from the injection machine nozzle and pass it into the sprue bushing flow path. The cylinder bodies reside largely outside of the mold plate architecture to lessen thermal damage too piston seals.

Abstract: In an injection molding machine, a control instruction value change unit decreases a control instruction value for each axis when a power outage is detected by a power outage detection unit and returns the control instruction value for each axis to an original value when a power recovery is detected by the power outage detection unit.

Abstract: A resin film comprising a multilayer structure of a print layer (A), a gloss-imparting layer (B) and a substrate layer (c) as laminated in that order, wherein the print layer (A) comprises from 90 to 100% of a propylene random copolymer or the like and from 0 to 10% of an inorganic fine powder or the like, the gloss-imparting layer (B) comprises from 70 to 100% of a thermoplastic resin and from 0 to 30% of an inorganic fine powder or the like, the substrate layer (C) comprises a thermoplastic resin, the resin film has a glossiness, as measured on the surface side of the print layer (A), of from 70 to 110%, the resin film has an oxygen atom concentration, as measured through X-ray photoelectron spectrometry on the surface side of the print layer (A), of from 5 to 20%. The printed matter of the resin film with a UV-curable ink has extremely good weather resistance.

Abstract: An extruder having an operative unit composed of a cylinder and at least two screw shafts which are rotatably accommodated therein, a gear unit having at least two output shafts, wherein each output shaft, via a connecting element, is connected in a rotationally fixed manner to one screw shaft, a motor which drives the gear unit and is coupled to the gear unit via a clutch, and a controller installation, wherein each connecting element or each output shaft is assigned a separate measuring installation for determining the applied torque, wherein the measuring installations communicate with the controller installation which, depending on the individual determined torques, controls the clutch which is implemented as a switchable clutch, wherein the controller installation is configured for opening the clutch both when a determined torque exceeds a torque limit value and also when the difference between the two determined torques exceeds a limit value.

Abstract: A die apparatus including a flexible lip integrally connected to a main body, the lip configured to adjust a gap between the flexible lip and a second lip and includes a slide bar equipped with an array of linear bearings where the slide bar and bearings are positioned in a slot of the main body, the slot positioned in a spaced relation from the lip. In one aspect the slide bar includes a threaded hole to receive a fastener configured to fasten a pivot member to the slide bar, the pivot member configured to pivot in order to adjust the lip. The slide bar and bearings may be used on a variety of die apparatus having an integrally connected lip.

Abstract: A blow molding system having a blow molding station with at least one mold assembly and method for forming a filled container therewith. The blow molding station including at least one blow nozzle coupled to a source of blowing medium and configured to discharge the blowing medium into the preform to simultaneously form and fill a container with the blowing medium, wherein the blowing medium is the product to be contained within the container. A blow-off nozzle is provided and oriented in a direction to discharge a stream of cleaning medium at the blow nozzle causing residual blowing medium to be removed from the blow nozzle.

Abstract: A method for laminating a substrate component to a thermally deformable decorative layer in a tool in which, for laminating, the decorative layer is held so as to be pre-tensioned in a holding device or in the tool and is placed on a substrate layer that rests on the tool, where prior to placing the decorative layer on the substrate component the second side of a molding contour piece that can be moved relative to the decorative layer is made to contact the pre-heated decorative layer, and by way of a further relative movement of the decorative layer relative to the holding device deforms the decorative layer in one section.

Abstract: The invention relates to a process to regulate the film thickness of tubular film manufactured using a film blowing process, wherein the film is laid flat and repositioned using an oscillating take-off unit and subsequently monoaxially oriented in machine direction using an orientation unit. This process produces a film whose thickness profile has as few deviations as possible from the average film thickness across the film width. This result is achieved by setting the film thickness profile of tubular film produced with a film blowing line such that after orientation and as a result of deviations during orientation, a film thickness profile develops that is uniform across the entire film width.

Abstract: A mold may include a plurality of nanostructures configured to form a lithographic pattern when imprinted into a material. Imprinting may include imprinting the mold a first predetermined distance, modifying a temperature of the material, and altering a position of the mold based on the temperature modification. One or more thermal elements may alter a temperature of a first section of the material and/or one or more nanostructures for a predetermined pulse time less than an equilibrium time required for the mold and/or material to reach a stable temperature state. A first thermal element may selectively alter the temperature of a first section of the material and/or a first nanostructure and a second thermal element may selectively alter the temperature of a second section of the material and/or a second nanostructure. The one or more thermal elements may include one or more thermoelectric elements.

Abstract: A method and apparatus for sealing a cut edge of a foam board is disclosed. The foam board has a top surface, a bottom surface, a first cut edge and a second cut edge. Each cut edge extends between the top and bottom surface. The method includes heating of at least one of cut edges to raise the surface to a first temperature, applying pressure to the at least one of the cut edges by a pressure source at a first pressure, and cooling the at least one of the cut edges to a second temperature. The first temperature is above the foam glass transition temperature and the second temperature is below the glass transition temperature.

Abstract: A tape applicator assembly for securing tape to a surface includes a body and may include a centering and locking assembly configured to automatically center and lock a tape assembly within the body for dispensing. The tape applicator assembly may further be configured for securing tape to at least one cable and a surface, wherein the body includes a tape-receiving cavity defined for receiving a tape assembly having tape with a tape center longitudinal axis. A tape applying assembly may be defined within the body that is configured to adhere the tape to both the at least one cable and the surface. A cable alignment assembly may also be defined within the body that is configured to receive at least one cable positioned against the surface and substantially align the at least one cable with the tape center longitudinal axis.

Abstract: A structure for an aerospace vehicle includes a composite beam chord clamped between first and second metal plates. The beam chord is clamped at a force that precludes or reduces beam chord delamination under axial loading during operation of the vehicle.

Abstract: The present invention relates to a method for welding at least one foil in a packaging process using a welding assembly, comprising the steps of directing the foil into the welding assembly, holding the foil in at least one holding point of the welding assembly, welding the foil in at least one welding point of the welding assembly, and where a part of the foil is accumulated between the at least one holding point and the at least one welding point prior to welding the foil in the welding point. The present invention further relates to a welding assembly employing this method.

Abstract: A sealing apparatus for sealing a travelling packaging film. The sealing apparatus includes a first actuator, a second actuator, a first seal member, a second seal member, a slide rail arrangement, and a linkage coupled to the slide rail arrangement and connecting each of the first and second actuators to the first and second seal member. The first and second sealing members are actuated toward and away from each other between a disengaged position and an engaged position for sealing the travelling packaging film.

Abstract: A method for the spatially resolved introduction of an intensity pattern of electro-magnetic radiation by at least one optic display system into a photosensitive substance having properties which can be changed by photon exposure. These properties include a first, liquid and at least one second state, with the electro-magnetic radiation being conducted via the optic display system into the photosensitive substance and here being projected on predetermined spatial coordinates, in order to create at or in an area of these spatial coordinates a change of the properties of the substance. A surface of an objective lens of the optic display system, through which the electro-magnetic radiation 4 is emitted, is immersed in the liquid photosensitive substance 2. A corresponding device is provided, and the device and method can be used for the creation of micro or nano-scaled structures.

Abstract: A rapid prototyping apparatus includes a construction platform, a movable platform, a printing module, a cleaning and maintenance module, a construction material spreading element, a heater and a heat shield. A construction chamber is formed in the construction platform. The movable platform and the construction platform are movable relative to each other. The printing module is installed on the movable platform, and includes at least one printhead unit. The cleaning and maintenance module is installed on the movable platform. The construction material spreading element is installed on the movable platform for spreading a ceramic construction material to the construction chamber. After the ceramic construction material is spread in the construction chamber, the construction material is heated by the heater. After the printhead unit performs a printing operation, the printhead unit is cleaned and maintained by the cleaning and maintenance module.