Abstract: A walking assistant device may calculate a walking cycle by measuring only motion of a specific joint without a force/torque sensor (F/T sensor) of a foot, and a method of controlling the walking assistant device. The method may include measuring motion of a hinge to which different support frames are connected; overlapping a reference trajectory corresponding to the measured motion and modulation trajectories that have been modulated from the reference trajectory; correcting the overlapping trajectory to correspond to the measured motion; determining assistant torque corresponding to a phase of the corrected trajectory; and providing the determined assistant torque to the support frame.

Abstract: A number of variations may include a link-lock power work device, components thereof and methods of making and using the same.

Abstract: A method of operating a robot includes electronically receiving images and augmenting the images by overlaying a representation of the robot on the images. The robot representation includes user-selectable portions. The method includes electronically displaying the augmented images and receiving an indication of a selection of at least one user-selectable portion of the robot representation. The method also includes electronically displaying an intent to command the selected at least one user-selectable portion of the robot representation, receiving an input representative of a user interaction with at least one user-selectable portion, and issuing a command to the robot based on the user interaction.

Abstract: A method and apparatus are disclosed for off-line programming of multiple interacting robots. For example, a system for off-line programming of multiple interacting robots includes a computer for off-line programming and verification of program codes for multiple interacting robots and a robot controller connected to the computer to receive a download of at least one of the program codes for execution. Multiple interacting robots can be controlled by the robot controller.

Abstract: A telepresence robot uses three separately controlled omni-wheels and a computer processing arrangement to reposition the robot based on received positional signals. The telepresence robot captures and transmits visual information of a limited field of view and visual information of a broad field of view. The visual information is received and displayed on a remote input device and portions of the displayed information are selected to send an appropriate signal to reposition the robot based on the selected portion. A method of remotely controlling a telepresence robot is also disclosed.

Abstract: A robotic device includes a first calculation section adapted to calculate a first angular velocity of a first arm operating due to a first actuator provided with a first angle sensor based on rotational angle detection data of the first angle sensor of the fist actuator, a second calculation section adapted to calculate a second angular velocity of the first arm taking an arm linkage device as an axis based on angular velocity detection data of an inertial sensor provided to the first arm linked via the arm linkage device including the first actuator, which is a calculation object of the first calculation section, and a third calculation section adapted to calculate a torsional angular velocity between the first actuator and the first arm with a low-frequency component eliminated.

Abstract: A grasping method by a grasping apparatus that is provided with a grasping portion that has a plurality of pawl portions, and a plurality of contact portions that are provided on portions of the plurality of pawl portions, which contact a workpiece, and that are able to be hardened, includes conforming the contact portions to an outer shape of a master workpiece that has an outer shape that is able to deform the contact portions to a shape for positioning the workpiece (STEP-02); hardening the contact portions in a state conformed to the outer shape of the master workpiece (STEP-03); positioning the workpiece by pushing the workpiece with the contact portions having the shape for positioning the workpiece (STEP-04); and grasping the positioned workpiece with the grasping portion by hardening the contact portions while keeping the contact portions in the shape conformed to the outer shape of the workpiece (STEP-06 and STEP-07).

Abstract: The present invention provides systems, methods, and apparatus for a vacuum tool having a switchable plate, such that a common vacuum tool may be adapted with different plates. A switchable plate may form the entirety of the vacuum tool's material contacting surface or a switchable plate may form a portion of the material contacting surface. The vacuum tool is effective for picking and placing one or more manufacturing parts utilizing a vacuum force.

Abstract: A compliant underactuated grasper includes a palm base and two fingers. Each of the fingers comprises: a proximal phalanx; a distal phalanx; a compliant flexure joint connecting the distal phalanx to the proximal phalanx; and a pin joint connecting the proximal phalanx to the palm base, the pin joint constraining angular movement of the proximal phalanx relative to the palm base to rotation about a pin pivot axis. The grasper further includes at least one actuator to move the fingers. The grasper has fewer actuators than degrees of freedom.

Abstract: A multilayer electrolaminate structure includes a first electrolaminate layer and a second electrolaminate layer disposed adjacent the first electrolaminate layer. Each of the first and second electrolaminate layers is rotatable about a common axis independently of the other electrolaminate layer when the multilayer electrolaminate structure is in a first state and clamps to the other electrolaminate layer when the multilayer electrolaminate structure is in a second state.

Abstract: A substrate-transporting robot apparatus is disclosed. The robot apparatus may include an upper arm, a forearm independently rotatable relative to the upper arm, a wrist member independently rotatable relative to the forearm, and an end effector adapted to carry a substrate. In some aspects, the independent rotation is provided by a robot drive assembly having a second driving pulley mounted for rotation on a first driving pulley. In another aspect, robot drive assemblies including base-mounted and web-mounted pulleys are disclosed. Robot drive assemblies and operational methods are provided, as are numerous other aspects.

Abstract: A length-adjustable mechanical arm includes: a base; a first arm unit having one end formed with a first pivot portion pivoted to the base, and another end formed with a second pivot portion, a second arm unit pivoted to the first arm unit includes a pivot member, an inner sleeve, an outer sleeve and an accessory mounting seat. The length of the second arm unit of the mechanical arm is adjustable by adjusting the inner and outer sleeves, and the second arm unit is switchable between an extended position and a retracted position. Therefore, the mechanical arm can be used for two distance operation.

Abstract: Replaceable shaving assemblies are disclosed that include a blade unit, a shell bearing element, and an interface element. The interface element is configured to removeably connect the shaving assembly to a handle, on which the blade unit is pivotably mounted. In some cases, a return element is integrally formed on the shell bearing unit between the blade unit and interface element. Shaving systems including such shaving assemblies are also disclosed, as are methods of using such shaving systems.

Abstract: Replaceable shaving assemblies are disclosed that include a blade unit, an interface element configured to removeably connect the blade unit to a handle, on which the blade unit is pivotably mounted, and a return element disposed on the interface element. Shaving systems including such shaving assemblies are also disclosed, as are methods of using such shaving systems.

Abstract: A hairdressing razor for cutting hair having an elongated handle and a cutting head joined to the handle, wherein at least one blade holder for at least one blade is provided in the cutting head. In order to achieve an improved cutting result and a longer blade service life, the invention provides for the longitudinal axis of the blade to be arranged at an angle to the longitudinal axis of the cutting head. A single recess is provided on at least one longitudinal side of the cutting head into which recess a free cutting region of projects without extending beyond the longitudinal edge of the longitudinal side when a blade is located in the blade holder, and wherein a length of the recess is smaller than half the length of the longitudinal side and wherein a length of the free cutting region in the recess is smaller than 15 mm.

Abstract: A knife and sheath assembly includes a sheath including a knife receptacle defining knife-receiving open chamber, a knife stopper located at the knife receptacle and a stretchable part operable to move said knife stopper, a knife including a blade insertable into the knife-receiving open chamber, a handle and a shoulder connected between the blade and the handle and stoppable by the knife stopper to keep the blade in the knife-receiving open chamber, and an operating member including a mounting part affixed to the sheath or the knife and an actuating part connected to the mounting part and operable to force the stretchable part of the sheath against the knife stopper in direction away from the shoulder of the knife.

Abstract: An apparatus, in particular a high-performance slicer, for slicing food products such as in particular sausage, cheese, ham and/or the like, comprises a product feed which feeds a product to be sliced to a cutting plane in which a cutting blade moves adjacent to a cutting edge, in particular in a rotating and/or a planetary revolving motion. The cutting apparatus comprises means to rotate the product fed to the cutting plane about an axis, in particular about a longitudinal axis of the product, at least over a predefinable angular range during the slicing operation.

Abstract: An acceleration tube for use in a hydro-cutting system. A flexible, tapered tube is mounted in a rigid cylindrical housing. Flanges formed at opposite ends of the flexible tube mount adjacent ends of the rigid housing, forming an annular chamber radially between the tube and the housing, and longitudinally between the flanges. A centralizing ring maintains the outlet end of the tube aligned coaxially with the cutting assembly of the hydro-cutting system, but is difficult to bypass during insertion of the tube into the housing. A fluid valve is used to inject fluid into the chamber to force the outlet end flange past the centralizing ring during installation of the tube in the housing.

Abstract: Propylene carbonate is used as a lubricant for cutting lithium metal with a die having a metal cutting surface.

Abstract: A steel rule die has a die base of deformable material with a slit cut therein. A steel rule forms a die punch having a base portion insertable into the slit. Spaced projections are arranged around an outer face said base portion such that upon insertion of the die punch into the slit the projections extend into locking engagement with the die base to inhibit extraction of the die punch from the die base.

Abstract: A device for producing an absorbent body includes crushers that are each configured to crush a supplied pulp sheet into fluff pulp and that each include a plurality of rotating blades, a duct in which the fluff pulp is carried by air, and a rotating fiber stacking drum that includes an adsorbent molding section that molds the fluff pulp carried by air from the duct into an absorbent body with a desired shape. Further, the crushers are staggered in an axis direction of the rotating blades.

Abstract: A system for accelerated manufacturing of concrete modular housing units including a first deck platform including a plurality of exterior movable wall forms. A second deck platform includes a plurality of exterior movable wall forms. A first concrete slab is placed on the first deck platform. At least one core including a plurality of core walls placed on the first concrete slab. The exterior movable wall forms of the first deck platform are positioned proximate the core walls to define a wall space there between configured to receive wet concrete and create a first concrete modular housing unit. A second concrete slab is placed on the second deck platform. Wet concrete in the wall space partially cures before the at least one core is removed from the first concrete slab and placed on the second concrete slab, allowing cores to be reused one or more times.

Abstract: A component feed nozzle includes a housing, which has a component inlet and a component outlet, a piston-shaped closing body, which is slidably supported in the housing and which can be moved back and forth axially. The component outlet is closed by the front end of the closing body in a first position and the component outlet is released or opened in a second position. The component feed nozzle has a membrane seal, which is fastened to the rear end of the closing body and to the housing in such a way that the closing body is completely on one face of the membrane seal. The housing and/or the closing body are designed in such a way that the component reaches all surfaces of the closing body and thus the component pressure is applied to the complete effective surface of the membrane.

Abstract: A pelletizing device comprising a die with a first surface, called operative surface, and a second surface that is essentially parallel to the first surface, the die between the first and the second surface comprising multiple through going openings for the forming of pellets, at least two rollers rotatable around a shaft, wherein the rollers and the die are moveable with respect to each other, each of the rollers comprising an operative pressing surface for pressing material to be pelletized through the radial openings of the die, wherein a width of the operative pressing surface on each of the rollers is smaller than a width of the operative surface of the die. The invention also relates to rollers for the device.

Abstract: A mould tool component (10) has a mould face (34), a temperature control face (36) opposite the mould face (34), a cavity (42) adjacent the temperature control face (36), and at least one rib (16) extending from the temperature control face (36) into the cavity (42), which rib (16) has a concave profile in cross section.

Abstract: A method for baking a continuous mat of mineral or plant fibers successively includes application of an aqueous solution, containing a binder diluted in the solution, onto mineral or plant fibers, shaping of the fibers to form a continuous mat on a conveyor in motion, and heating the mat in movement through an oven by a hot air flow at a temperature higher than the curing temperature of the binder. Furthermore, at least partial drying of the mat is carried out before entry into the oven. The at least partial drying includes irradiation of the mat in movement with radiofrequency electromagnetic waves whose frequency lies between 3 MHz and 300 GHz.

Abstract: A method of forming an iso-grid structure may include filling multiple pockets of the iso-grid structure with a filler material, attaching a support structure to the perimeter of the iso-grid structure, shaping the iso-grid and support structures, and removing the support structure from the iso-grid structure. The support structure may be thinned and stretched during the shaping process.

Abstract: A method is provided for fabricating a rigid object from a powder produced from brown macroalgae treated with weak acids. The powder presents a particle size of between 0.5 and 1.5 millimeters and a residual moisture content of less than or equal to 26%. The method includes a step of thermocompressing the powder into a mold, the powder being brought to a temperature of between 50 and 180° C. and subjected to a pressure of between 10000 and 100000 bar for 50 to 200 seconds. A method is also provided for preparing the powder.

Abstract: In the present invention, when synchronization is lost due to backlash, and deviation between the rotational phases of a first processing roll and a second processing roll occurs, deviation between the rotational phases of dummy rotating bodies also occurs, and dummy blade parts of the dummy rotating bodies interfere with each other before blade parts of cutting blades of the first processing roll and the second processing roll (40) interfere with each other. Thus, interference between the blade parts is prevented.

Abstract: A forming method of a pattern of a foam mat includes: First step: a certain amount of foam plates being stacked up, so as to be defined as a form body, the form body having a bottom layer and a pattern layer, the bottom layer composed of some foam plates, the pattern layer overlaying a top side of the bottom layer, the pattern layer composed of a plurality of first patterning blocks, a shape of each first patterning block being pre-defined; a color of each first patterning block being different from a color of the bottom layer; and Second step: the form body placed in a foaming mold so as to be heated and foamed; wherein, the first patterning blocks of the pattern layer integrated into the top side of the bottom layer during being heated and foamed, so that a foam mat body with a pattern is foamily molded.

Abstract: A resin injection molding method of molding a resin by injection-filling an inside of a mold cavity formed by mold-clamping a pair of a design surface mold and a non-design surface mold, with a melted thermoplastic polypropylene resin composition, the method including: setting a temperature of each cavity-forming surface of the design surface mold and the non-design surface mold prior to the injection filling to 60° C. to 120° C., with the temperature of the cavity-forming surface of the design surface mold being 5° C. to 50° C. higher than the temperature of the cavity-forming surface of the non-design surface mold; and causing the resin pressure to reach a negative pressure within 7 seconds after injection filling is complete, wherein the thermoplastic polypropylene resin composition contains a crystalline polypropylene resin and a rubber component and a content of the rubber component is 1 mass % to 40 mass %.

Abstract: A strain relief for a coaxial cable and coaxial connector interconnection is provided as an injection moldable polymer material surrounding the interconnection. The injection moldable material fills a solder pre-form cavity between an outer conductor of the coaxial cable and an inner diameter of a bore of the connector body, strengthening and environmentally sealing the interconnection. Where the outer conductor is corrugated, the polymer material may be provided covering an exposed portion of the corrugations and/or filling portions of a corrugation trough between an outer jacket and the outer diameter of the outer conductor.

Abstract: Manufacturing method of decorated molding article is provided. The manufacturing method of decorated molding article includes the following steps. A hard coating layer is formed on a substrate. The hard coating layer has an uneven surface and a planar surface, wherein the substrate contacts with the planar surface. A pattern layer is formed on and completely covers the uneven surface of the hard coating layer. An adhesive layer is formed on the pattern layer so as to form a decoration film. A transfer molding process is performed such that the decoration film adheres to an article through the adhesive layer. The transfer molding process includes performing a heating procedure such that the substrate is separated from the planar surface of the hard coating layer.

Abstract: Provided are a resin molding device and a resin molding method for easily removing a thin and soft resin molded product from a mold with a good finish by sensing an operation failure of an air ejector reliably. An air ejector (22) of a resin molding device (20) comprises air passages (24a, 24b), air outlets (26a, 26b) through which air is injected, movable valves (27a, 27b) biased by bias members (29a, 29b) to close the air outlets (26a, 26b), accommodation spaces (28a, 28b) in which the movable valves (27a, 27b) are movably contained, an air supply path (32) through which air is supplied from an air supply source (33), and a pressure sensor (35) to detect air pressure. After completing the mold removal, the air is supplied via the air supply path to the air passages at an air pressure smaller than the bias force of the bias members, and the air pressure is detected by the pressure sensor.

Abstract: An injection molding tool has a central tool part and two lateral tool parts which are shiftable relative to each other between an open and a closed position. At least one injection molding cavity is defined by a central mold part which is arranged on the central tool part, by a lateral mold part which is arranged on the lateral tool part, and by a movable mold part which is mounted on a holder. The holder is shiftable around the central tool part between various positions by using a drive. The holder can be coupled with the drive in a controlled manner.

Abstract: A method of forming an elongated composite element includes providing an elongated tubular member and establishing a plurality of holes through an outer wall of the elongated tubular member. A polymeric resin is provided that comprises a curable material that, when uncured, comprises a fluid material and that, when cured, comprises a substantially rigid material. The uncured polymeric resin is extruded along the elongated tubular member, whereby the polymeric resin flows at least partially through the holes and is disposed within the inner cavity and at an outer surface of the outer wall of the elongated tubular member. The polymeric resin is cured to form the composite element whereby the cured polymeric resin limits flexing of the at least one elongated tubular member and the elongated composite element.

Abstract: The invention relates to a method for manufacturing a container (2), by drawing and blowing in a mould (8), from a blank (3) made of plastic material, which includes the following operations: inserting the blank (3) in the mould (8); controlling the opening of a pre-blowing solenoid valve (17) at a predetermined pre-blowing rate (DP); measuring the current pressure (P) inside the blank (3); detecting an actual time (tA) for starting the pre-blowing step; calculating a time (tF) for ending the pre-blowing step such that: tF=tA+?t??, wherein: ?t is a predetermined time for opening the pre-blowing solenoid valve and ? is a predetermined constant; deducing therefrom an actual pressure (PF) at the end of the pre-blowing step; comparing said pressure to a theoretical pressure (Pth); and if said pressures are found to be non-identical, ordering a modification of the pre-blowing rate (DP).

Abstract: The invention concerns a method of simultaneously blowing and filling a container from a thermoplastic polymer preform with a carbonated liquid at ambient temperature having, said carbonated liquid having a defined quantity of dissolved carbon dioxide (CO2) depending on the carbonated liquid beverage, comprising: stretching the thermoplastic polymer preform (16) placed within a mould (12) during a stretching phase, starting an injection phase for injecting said carbonated liquid into the preform, the injection phase starting after the stretching phase has started, characterized in that prior to starting the injection phase the carbonated liquid is at a predetermined pressure (P1) equal or greater than the partial pressure (P2) of the carbon dioxide (CO2) defined for said carbonated liquid beverage in the container. The invention also concerns related system.

Abstract: The present invention provides an imprint apparatus which performs an imprint process of molding an imprint material on a substrate with a mold and forming a pattern on the substrate, the apparatus including a detector configured to detect a shearing force generated in at least one of the mold and the substrate in a case where a pattern of the mold and a region of the substrate are aligned with each other with the imprint material on the substrate and the mold being in contact with each other, and a controller configured to control the imprint process based on the detected shearing force.

Abstract: A three-dimensionally shaped object and an apparatus and a method for manufacturing the three-dimensionally shaped object are provided. The apparatus for manufacturing the three-dimensionally shaped object includes a support module, a material supply module, and an energy source module. The support module is suitable for holding a semi-finished object. The material supply module supplies a powder material and attaches the powder material to a surface of the semi-finished object. The energy source module supplies a radiation source that irradiates the semi-finished object. The support module is adapted to rotate the semi-finished object, so that the powder material attached to the semi-finished object turns to face the energy source module and is irradiated by the radiation source to form a sintered layer. The powder material remains on the semi-finished object while the semi-finished object is rotated.

Abstract: A printing head module includes a bracket, a locking mechanism disposed on the bracket and a printing head. The bracket includes a containing cavity and a supporter. The locking mechanism includes a pressing component fixed to the supporter, a locking component and an elastic component. The locking component pivoted to the pressing component such that the elastic component leans therebetween. The locking component has a first positioning portion. The printing head detachably disposed in the containing cavity includes a second positioning component. The first positioning portion is engaged with the second positioning component, so the elastic component is pressed to provide the locking component a restoring force away from the pressing component to confine the printing head between the locking component and the bracket.

Abstract: A three-dimensional shaped article manufacturing method with which a three-dimensional shaped article having a matte-toned texture can be manufactured stably and efficiently is provided. A three-dimensional shaped article manufacturing method of the present invention is a method for manufacturing a three-dimensional shaped article by laminating layers formed by discharging and curing inks including a curable resin, the method including applying a substantive section-forming ink to a region that forms the three-dimensional shaped article, and applying a sacrificial layer-forming ink for forming a sacrificial layer to a region that is adjacent to a region that forms an outermost layer of the three-dimensional shaped article and on a surface side of the outermost layer, a viscoelasticity of the sacrificial layer-forming ink during curing of the substantive section-forming ink being less than a viscoelasticity of the substantive section-forming ink during curing of the substantive section-forming ink.

Abstract: A three-dimensional shaped article manufacturing method with which a three-dimensional shaped article having a glossy texture can be manufactured stably and efficiently is provided. A three-dimensional shaped article manufacturing method for manufacturing a three-dimensional shaped article by laminating layers formed by discharging and curing inks including a curable resin, the method including: applying a substantive section-forming ink to a region that forms the three-dimensional shaped article, and applying a sacrificial layer-forming ink for forming a sacrificial layer to a region that is adjacent to a region that forms an outermost layer of the three-dimensional shaped article and on a surface side of the outermost layer, a viscoelasticity of the sacrificial layer-forming ink during curing of the substantive section-forming ink being not less than a viscoelasticity of the substantive section-forming ink during curing of the substantive section-forming ink.

Abstract: A build chamber of a three-dimensional printer uses directed heat to preheat a region within the chamber where a build will be initiated, and then uses circulating, heated air to maintain a target temperature for the entire build volume after the build is initiated. A fixed heating element and blower may advantageously be used for both heating steps, and preheating may be accomplished more quickly by initially directing heat at the locus of build initiation rather than diffusing heat throughout an entire build volume.

Abstract: This document describes techniques and apparatuses for a three-dimensional (3D) cleaning object for multi-print-head 3D printing. These techniques are capable of cleaning leftover material from an active or inactive print head using a 3D cleaning object. This cleaning object is printed along with the desired 3D object, with the cleaning object retaining leftover material that may otherwise become an undesirable artifact of the desired 3D object.

Abstract: A build chamber of a three-dimensional printer uses directed heat to preheat a region within the chamber where a build will be initiated, and then uses circulating, heated air to maintain a target temperature for the entire build volume after the build is initiated. A fixed heating element and blower may advantageously be used for both heating steps, and preheating may be accomplished more quickly by initially directing heat at the locus of build initiation rather than diffusing heat throughout an entire build volume.

Abstract: A method of manufacturing a bone substitute structure for reconstruction of bone material in a patient. The method comprises the steps of providing data reflecting a cavity in a bone of a patient, defining and modelling a three dimensional structure corresponding to the cavity in the bone; and providing an individualized bone substitute structure, corresponding to the defined and modeled three dimensional structure, by combining calcium phosphate cement, growth factors and the patient's own un-coagulated blood.

Abstract: A computing system having at least one processor is arranged to convert medical imaging data into a three-dimensional (3D) model of a medical object that has non-natural texturing (not naturally found in nature on the medical object). Medical imaging data is converted into a 3D surface representation, which may be exported into an engineering file format. The engineering file formatted data is then further converted into a 3D model of the medical object where color and/or surface texturing is applied to create 3D model of the medical object with non-natural texturing, and optionally other non-natural features. In one embodiment, the 3D model may then be printed using a 3D printing device to generate a physical representation of the medical object with non-natural texturing. The 3D model may also be rendered for use in generating one or more 3D images, such as a 3D animation sequence.

Abstract: Methods for structure preserving topology optimization of lattice structures for additive manufacturing. A method includes receiving an initial lattice model, a physical objective of the initial lattice model to be optimized, forces to be applied to the initial lattice model and their respective locations, and an optimal volume ratio for an optimized lattice model, computing a bounding box of the initial lattice model and an axis-aligned voxel grid, computing an implicit scalar field representation of an initial volume ratio of the initial lattice model, mapping the loads to their respective locations in the axis-aligned voxel grid, performing an additive topology optimization on the initial lattice model to create the optimized lattice model until the initial volume ratio satisfies the optimal volume ratio, and storing the optimized lattice model.

Abstract: A method and an article of manufacture are disclosed for reinforcing various structures, such as pipes, piles, walls, tanks, silos, chimneys, and the like, constructed from various materials including steel, concrete, masonry, wood, plastics, and the like. Some of the various structures may be used to transport water, gas, oil, and the like. One or multiple layers of various material sheets, each sheet having substantially the same or different properties, may be impregnated with resin and wrapped around or attached to the surface of a structure to be reinforced or to the surface of a spacer shell surrounding the structure and subjected to heat to cure the resin and to bond the reinforcement sheets to the structure or the spacer shell. The multiple layers together constitute a heat-cured structure reinforcement wrap (HRW) to reinforce the structure against external and internal loads, such as weight, impact load, blast load, internal pressure, ballistic load, and the like.