Abstract: The invention relates to a device (1) for welding metal parts by means of ultrasound, in particular for welding strands, comprising a sonotrode (3) having a sonotrode head (3.1), which can be excited by an oscillation generator (9) to perform torsional oscillations with respect to a torsion axis (B). The sonotrode head (3.1) comprises at least one welding surface (3.4) relative to the torsion axis (B) on the circumference side. Furthermore, an anvil (18) having a counter/compacting surface (18.1) is provided, which can be arranged opposite the welding surface (3.4) of the sonotrode (3) in a stationary position relative thereto. In the case of an opposite arrangement, the welding surface (3.4) and the compacting surface (18.1) delimit a compaction space (8) in a direction perpendicular to the torsion axis (B), said space being provided to receive the parts to be welded.

Abstract: A method of manufacturing a tubular medical implant is provided. The method includes forming a hollow first tube with a first diameter and a first plurality of pores formed thereon and a hollow second tube with a second unstretched diameter and a second plurality of pores formed thereon. The second unstretched diameter is greater than the first diameter. At least a portion of the first tube slides within the second tube to create an overlapped area of the first tube and the second tube. The first tube and second tube are then bonded together in the overlapped area.

Abstract: Thicker electrodes are provided on microelectronic device using thermo-compression bonding. A thin-film electrical conducting layer forms electrical conduits and bulk depositing provides an electrode layer on the thin-film electrical conducting layer. An insulating polymer layer encapsulates the electrically thin-film electrical conducting layer and the electrode layer. Some of the insulating layer is removed to expose the electrode layer.

Abstract: A method of forming a membrane panel configured to be secured within an energy exchange assembly may include forming an outer frame defining a central opening, and integrating a membrane sheet with the outer frame. The membrane sheet spans across the central opening, and is configured to transfer one or both of sensible energy or latent energy therethrough. The integrating operation may include injection-molding the outer frame to edge portions of the membrane sheet. Alternatively, the integrating operation may include laser-bonding, ultrasonically bonding, heat-sealing, or the like, the membrane sheet to the outer frame.

Abstract: An adhesive tape comprises a duct tape layer and a foam mounting tape layer. The duct tape layer comprises a polymer layer having a top surface and a bottom surface, a scrim, and an adhesive layer between the polymer layer and the scrim. The foam mounting tape layer comprises a foam layer having a top surface and a bottom surface, an optional adhesive layer on the top surface of the foam layer, and an adhesive layer on the bottom surface of the foam layer. The foam layer has a thickness in a range of about 0.01 inch to 0.75 inch. The adhesive tape optionally has a scrim arranged on a bottom surface of the foam mounting tape layer. The foam layer of the foam mounting tape layer is optionally embossed in a predetermined pattern to impart a pattern to the top surface of the adhesive tape.

Abstract: The invention relates to a method for ultrasound welding of two bag foils to a spout, wherein at a first method step, a lateral edge of a bag foil abutting the spout is welded to the spout with a first oscillating structure, at a second method step, the lateral edge of the second bag foil abutting the opposite side of the spout is welded to the spout with a second oscillating structure, and at a third method step, the lateral edges of the two bag foils located next to the spout are welded to each other with a third oscillating structure.

Abstract: A sample chamber array is provided. The sample chamber array may comprise at least one reservoir in fluid communication with at least one sample chamber, and a movable portion defining the sample chamber. The reservoir is fillable with a liquid biological sample. The movable portion may be movable with respect to the remainder of the sample chamber from a first position to a second position. In the first position the movable portion is concave and the sample chamber is without biological sample. In the second position the movable portion is convex and the sample chamber comprises biological sample. The movement of the movable portion to the second position causes a pressure drop to transport the biological sample into the sample chamber from the at least one reservoir. Methods for processing a biological sample and methods of making a sample chamber array are also provided.

Abstract: A multi-layered filter web having at least one at least one filter layer bonded to at least one additional filter layer. The filter layers are bonded together by at least one of ultrasonically and matted. The bonding is in at least one of at least one knurled edge region and in at least one matting region.

Abstract: The present invention relates to a method for reshaping a workpiece, in which a reshaping force is exerted on the workpiece by means of a reshaping tool and the workpiece is heated during or before the reshaping of the workpiece, wherein the heating of the workpiece is performed by the at least partial absorption of an ultrasonic vibration in the workpiece. In order to provide a method and a device for reshaping a workpiece that avoids the aforementioned. disadvantages, in particular when reshaping materials with a highly temperature-dependent damping constant, it is proposed according to the invention that, before the reshaping force is applied to the workpiece, at least a first portion of the workpiece is brought to a temperature which differs from the temperature of a second portion of the workpiece that comes into contact with the reshaping tool.

Abstract: An apparatus for fabricating a fibre reinforced thermoplastic composite structure is described. The apparatus comprises a localised heat source arranged to heat a portion of a stack of fibre reinforced thermoplastic material layers and an ultrasonic transducer arranged to locally introduce ultrasonic energy waves to the heated portion of the fibre reinforced thermoplastic material layers. The apparatus makes it possible to achieve ultrasonic consolidation of the layers occurs.

Abstract: The invention relates to a torsion sonotrode (S) having a contact surface (1, 1?) for transferring a torsional oscillation directed about a torsion axis (T) onto a component (4) to be welded. To ensure that the welded joint has a uniform strength, it is proposed according to the invention that the contact surface (1, 1?) has a flat stop surface (2, 2?) which runs substantially perpendicular to the torsion axis (T) and from which elevations (3, 3?) of insular design extend with a pointed form.

Abstract: A charge-coupled device (CCD) image sensor includes multiple vertical charge-coupled device (VCCD) shift registers and independently-controllable gate electrodes disposed over the VCCD shift registers and arranged into physically separate and distinct sections that are non-continuous across the plurality of VCCD shift registers. The CCD image sensor can be configured to operate in two or more operating modes, including a full resolution charge multiplication mode.

Abstract: The invention relates to ultrasonic gap welding of flat woven fabrics. Specifically, the invention relates to a method of ultrasonic welding the seam termination yarn ends of a fabric using a controlled gap. A mechanical stop may be employed to control the distance or gap between the horn and anvil to a predetermined level based on the depth of welding and amount of weld energy. By adding another degree of control, the ultrasonic gap welding technique of the present invention is able to achieve fabric seams that are stronger than conventional seams, and even those enhanced with gluing, and is conducive to formation of fabric seams by spot welding or along the termination yarn ends of the fabric.

Abstract: A horn for an ultrasonic welder includes a pattern of knurls on a face of the horn. The knurls are spaced by a pattern of indentations including fist indentations formed a first depth from a contact plane and second indentations formed a second depth from the contact plane.

Abstract: A device and a method is proposed whereupon the device for processing a packing material using ultrasound comprises the following elements: at least one sonotrode (10), at least one anvil (12), whereupon a gap is constructed between sonotrode (10) and anvil (12) through which the packing material can be passed for the purpose of ultrasonically sealing a packing material, at least one adjustment means (50) that adjusts the gap (s) between sonotrode (10) and anvil (12), at least one generator (70) that changes an input voltage into an output voltage, which a converter (74) transforms into mechanical oscillations in order to generate ultrasonic oscillations on the sonotrode (10), whereupon a regulation device and/or control device (78) is arranged to regulate or control the gap (s) between sonotrode (10) and anvil (12) depending on at least one electric variable (P,E,R) that acts on the sonotrode (10).

Abstract: A fluid filter apparatus comprising an upper housing shell; a lower housing shell; a pleat pack element comprising a peripheral frame and a folded pleated media. The frame is at least partially molded over the media to secure the media in the frame, and the pleat pack is sandwiched between the upper and lower housing shells and a frame of the pleat pack forms a side of the housing.

Abstract: Methods and systems for no-glue pocketed spring unit construction. Rows of pocketed springs, preferably arranged into modules of more than two pocketed springs surrounding a central hole, are ultrasonically welded together when paired vibrating probes and anvils press layers of pocketed spring fabric from the rows of pocketed springs together and a welding pulse is transmitted to the vibrating probe.

Abstract: An accessory suitable for an electronic device is provided. The electronic device has a display area. The accessory includes a coupling portion and a cover portion. The coupling portion is suitable to be coupled to the electronic device. The cover portion is connected to the coupling portion and is suitable for covering the display area of the electronic device. The cover portion has a plurality of light-transmitting areas, and the light-transmitting areas are arranged on the display area in an array. An image generated by the display area is projected out of the cover portion through the light-transmitting areas. Moreover, an electronic assembly containing the electronic device and the accessory is also provided. Furthermore, a control method is also provided for controlling the electronic assembly. A method is also provided for forming an accessory.

Abstract: A method of manufacturing a composite textile having a textile face layer and a non-woven backing layer. The textile face layer may be bonded to the non-woven backing layer using various techniques such as by providing an adhesive or adhesive material associated with at least one of the layers.

Abstract: The invention concerns a method and an apparatus for the application of solder onto a work piece, wherein the solder is soldered on at a soldering temperature TL and subject to the influence of ultrasound. In order to be able to solder without difficulties the solder onto work pieces that exhibit sensitivity to breakage it is proposed that the solder is heated, is applied to the work piece that is supported in particular in a spring-mounted manner, and is soldered-on subject to the influence of ultrasound.

Abstract: A fastener capable of resisting tear propagation is disclosed. The fastener includes a plastic belt body and a textile belt body. The plastic belt body has a first surface and a second surface facing away from the first surface. The textile belt body has a third surface and a forth surface facing away from the third surface. The first surface is disposed of a plurality of fastening components. The second surface is discontinuously adhered to the third surface to form a plurality of discontinuous adhesion portions.

Abstract: In one or more embodiments, a porous composite particulate material includes a plurality of composite particles including an acid-base-resistant core particle at least partially surrounded by one or more layers of acid-base-resistant shell particles. The shell particles are adhered to the core particle by a polymeric material. The shell particles and/or core particles may be made from an acid-base-resistant material that is stable in harsh chemical conditions. During application of the polymeric material/shell particle bilayer, the core particles are sonicated to homogenize the particle size distribution and minimize agglomeration of particles. Multiple bilayers of polymer/shell particles may be applied. In one embodiment, the core particle comprises generally spherical glassy carbon, while the shell particles may comprise nano-sized diamond particles. Other acid-base-resistant materials may be employed.

Abstract: The present disclosure provides methods of manufacturing a body adhering absorbent article oriented in the machine direction wherein the body adhering absorbent articles have reduced or eliminated curl. The articles are manufactured with reduced curl by selectively reducing or eliminating the shell elastic tension in regions where components of the body adhering absorbent article are to be attached to form the composite absorbent article web. In certain aspects the body adhering absorbent articles are manufactured by supplying an elastic web of shell material having a longitudinal and transverse direction, stretching the web of shell material in the longitudinal direction, deadening at least one region of the stretched web of shell material, attaching at least one absorbent article component to at least a portion of the longitudinal deadened zone to form a composite web material, and cutting the composite web material to form a body adhering absorbent article.

Abstract: An apparatus and a process for automatic, continuous production of preforms from dry fabrics containing a thermoplastic binder element by feeding individual layers (7-9) of dry fabrics towards an ultrasonic unit (13), applying ultrasonic energy from said ultrasonic unit (13) to said more than one layers (7-9) of dry fabrics applying pressure to said more than one layers (7-9) of dry fabrics containing a thermoplastic binder element while the binder element is activated by means of said ultrasonic energy in said ultrasonic unit (13), to create a consolidated, stiff laminate (18) and cutting said consolidated, stiff laminate (18) to a preform.

Abstract: Methods of increasing the perceived thickness and strength of a thermoplastic film include incrementally stretching thermoplastic films in the machine direction. In one or more implementations, methods of incrementally stretching thermoplastic films include reducing the gauge of the films while increasing a loft of at least a portion of the film. The methods can involve cold stretching the films and imparting rib patterns and alternating peaks and valleys into the film. The linear ribs can have alternating thick and thin gauges.

Abstract: A first and a second object are joined with the aid of a joining element including at least in the region of its distal and proximal ends a thermoplastic material. Two blind holes facing each other are provided in the two objects and the joining element is positioned in the blind holes such that its distal and proximal ends are in contact with the bottom faces of the blind holes and such that there is a gap between the two objects. This assembly is then positioned between a support and a sonotrode. The sonotrode and the support are forced towards each other, while the sonotrode is vibrated, thereby liquefying at least part of the material having thermoplastic properties, there, where the joining element ends are pressed against the bottom faces of the holes and allowing the liquefied material to infiltrate into pores.

Abstract: In a method for producing drip irrigation tubes, a body is extruded, from which the tube is formed and in which metering elements (10) are attached, which are connected to the body by means of ultrasonic welding. For such drip irrigation tubes, the water enters the metering elements (10) from the inside of the drip irrigation tubes through inlet openings, flows through the metering elements, and exits the drip irrigation tubes through outlet openings in a metered manner. The body is formed into a tube body, which is flattened, and the metering elements (10) come to be situated in a central region inside this flattened tube body. The flat tube body is fed between a sonotrode (6) and an anvil (7) of an ultrasonic welding device (3), and the metering elements (10) are welded to the walling of the tube body. The invention further relates to a device for carrying out the method.

Abstract: A glass film laminate includes a glass film and a supporting glass. The glass film and the supporting glass have surfaces in contact with each other, and each of the surfaces has a surface roughness Ra of 2.0 nm or less.

Abstract: The invention relates to a device (1) for the amelioration of a recess (8), e.g. a recess in a (human) bone (7). The device comprises an element (2) for producing or coupling mechanical energy, and a cylindrical collar (4) comprising a cylindrical lateral surface having an outside diameter and having a central recess (26) for accommodating a guide pin (3). The guide pin (3) is provided to be inserted substantially down to the base of the recess (8) before applying oscillations, and in the region of the end thereof facing the base of the recess it is surrounded by an amelioration sleeve (6) made from a material that can be liquefied by way of ultrasonic oscillations.

Abstract: A joining element to be anchored in an object with the aid of a thermoplastic material and mechanical vibration includes a proximal end and a distal end that are spaced from one another along an axis of the joining element. A contact face is in the area of the proximal end, the contact face being suitable for being contacted with a vibrating tool for applying, to the joining element, mechanical vibration and a force parallel to the axis. The wall anchoring portion is situated between the proximal end and the distal end, and has a circumferential surface being equipped with a plurality of recesses and radially protruding energy concentrating elements between the recesses. A tubular portion is situated between the proximal end and the distal end and extends distally from the wall anchoring portion.

Abstract: A heated air cushion cover, especially for heat regulation of patients during surgeries, having at least one first material layer connected to at least perforated second material layer so as to form at least one hollow chamber through which an air stream can flow to the outer, patient side of the second material layer is improved by a homogeneous warm air output being produced on the patient side. The homogeneous warm air output is attained by an air-permeable third material layer being at least partially connected to the outer side of the second material layer. The third material layer diffusely distributes the air stream penetrating the perforations of the second material layer upon passing through the third material layer.

Abstract: A method of manufacturing a custom sized plastic tote lighter in weight than heretofore known custom sized plastic totes is provided. The method comprises separating an injection molded tote into upper and lower portions by cutting the injection molded tote. A sleeve or middle portion of plastic material is secured to the upper and lower portions of the injection molded tote to create a custom sized plastic tote of a desired height. Alternatively, portions of different injection molded totes may be used to create a custom sized plastic tote. The sleeve may be made from different materials and may be made of multiple pieces.

Abstract: Discrete or continuous products are disclosed including formation of laminates containing an additive matter. Such additive matters comprise gels, superabsorbent polymers, particulate additives and the like. Pulp-free absorbent cores for use in disposable products such as diapers and sanitary napkins can be formed by the methods and apparatus of the present invention. Additive matter is carried between two layers in void spaces in a scrim layer to form a laminate.

Abstract: This invention is in the field of medical devices. Specifically, the present invention provides portable medical devices that allow real-time detection of analytes from a biological fluid. The methods and devices are particularly useful for providing point-of-care testing for a variety of medical applications. In particular, the medical device reduces interference with an optical signal which is indicative of the presence of an analyte in a bodily sample.

Abstract: A diaper comprising: a front waist portion which has a front waist end with a front waist elastic member, being provided with Velcro floss surface; a rear waist portion which has a rear waist end with a rear waist elastic member being provided with Velcro hook surfaces, wherein the Velcro hook surfaces and the Velcro floss surface are engageable for joining the front waist portion and rear waist portion; and a crotch portion which has a front crotch end and a rear crotch end, wherein the crotch portion joined to the front waist portion and the rear waist portion in a laminated manner, respectively, thus forming accommodating spaces at the joining locations. The crotch portion has thigh opening edges with elastic members forming accommodating spaces. Said accommodating spaces are for preventing the excrement from spilling out of the front, back, left and right sides of the diaper.

Abstract: The invention describes a device and method for making corrugated products. The device can be used with any substrate and includes, at least, first and second drive rollers for driving a middle substrate and a single wall corrugated product. In other embodiments the invention includes upper drive rollers, lower drive rollers and middle drive rollers for driving an upper substrate, a lower substrate and a middle substrate. The middle substrate is driven between the upper and lower substrates at a higher velocity to form flutes that are anchored between the upper an lower substrates thereby forming a corrugated product. The invention also provides for customized corrugated products having multiple fluted substrates in various desirable arrangements. Examples of such products include mattresses, partition panels, other furniture, construction products such as tubes or pipes previously made from metals or concrete.

Abstract: The present disclosure relates generally to workspace organization systems, and more particularly to wall-mounted systems for use in workspace organization. In one embodiment, a system configured to couple to a wall includes a mount configured to be detachably couple to the wall, the mount including a frame having opposing front and rear surfaces, and a panel detachably coupled to the mount, the panel configured to detachably support at least one accessory.

Abstract: A composite structure (10) includes a first outer skin (12); a second outer skin (14); and a core (16) sandwiched between the first outer skin (12) and the second outer skin (14). The core (16) includes a plurality of spaced apart ridges (18) between the first outer skin (12) and the second outer skin (14), each of the spaced apart ridges (18) extending from one end (20) of the composite structure (10) to an opposite end (22); and a plurality of connecting elements (24) between the first outer skin (12) and the second outer skin (14) configured to intersect with the ridges (18) to form open channels (26) within the core (16).

Abstract: A vibration welding system has a pair of electromagnets coupled to a first workpiece support for effecting reciprocating movement of the first workpiece support relative to a second workpiece support, and an electrical drive system coupled to the electromagnets for successively energizing and de-energizing the electromagnets out of phase with each other to effect the reciprocating movement of the first workpiece support. The drive system includes a source of DC current; multiple controllable electronic switching devices for controllably coupling the source to, and de-coupling the source from, each of the electromagnets; current sensors coupled to the electromagnets and producing signals representing the currents supplied to the electromagnets; and control circuitry coupled to the electronic switching devices and receiving the signals produced by the current sensors for turning the switching devices on and off to control the energizing and de-energizing of the electromagnets.

Abstract: An apparatus for forming an end effector includes a welding device having a welder positioned adjacent to a base, and a die coupled to one end of the welder. The base and the welder are movable relative to each other. The welder, base or die includes a source of heat that is applied to a portion of the suture disposed between the welder and the base.

Abstract: A fixturing apparatus that includes a housing defining an interior space and having a trapezoidal cross-section, a first end, and an opposing second end, and is formed to include an aperture extending therethrough from the first end to said second end.

Abstract: A fixturing apparatus that includes a housing defining an interior space and having a trapezoidal cross-section, a first end, and an opposing second end, and is formed to include an aperture extending therethrough from the first end to said second end.

Abstract: The invention relates to an absorbent dressing comprising an adhesive silicone-coated side strip, which is particularly suitable for use in the care of chronic wounds, such as ulcers or eschars, or acute wounds, such as burns. The absorbent dressing includes a breathable impermeable substrate (4) and an absorbent non-woven fabric (6). The substrate is formed by assembling a continuous film (4a) and an openwork reinforcement that is coated with an adhesive silicone gel (4b) without blocking the openings in the reinforcement. A non-absorbent web (5) is secured to a complementary non-woven fabric (7), such as to encase the above-mentioned absorbent non-woven fabric (6) without being secured at any point to the latter. The encased absorbent non-woven fabric is subsequently assembled to the substrate (4) along part of said silicone-coated surface of the substrate.

Abstract: A prosthetic anatomical device, such as, for example an annuloplasty prosthesis, is disclosed in which the prosthesis comprises a generally annular core and a cover surrounding the core, with at least a portion of the cover forming a cuff. In some embodiments, the cover may be particularly configured about the core to form the cuff. Various methods and structures for mitigating or retarding movement between the annular core and the fabric cover are also disclosed.

Abstract: A fixturing apparatus which includes a tubular member formed to have an aperture extending therethrough, the aperture having a first end and a second end, in combination with a plurality of locking teeth disposed on a surface defining said aperture and extending into the aperture.

Abstract: A method for monitoring and controlling a vibration welding system includes collecting sensory data during formation of a welded joint using sensors positioned with respect to welding interfaces of a work piece. A host machine extracts a feature set from a welding signature collectively defined by the sensory data, compares and correlates the feature set with validated information in a library, and executes a control action(s) when the present feature set insufficiently matches the information. A welding system includes a sonotrode, sensors, and the host machine. The host machine is configured to execute the method noted above.

Abstract: Invention relating to a method for controlling an ultrasonic machining, in which an ultrasonic vibration is transmitted via a sonotrode into the material to be machined. During the first machining interval, a first welding variable of the group S, consisting of the frequency f and the amplitude ü of the ultrasonic vibration, the force F, which the sonotrode exerts on the material to be machined, the power P, which the generator delivers, and the speed v, with which the sonotrode is moved in the direction of the material to be machined, is kept constant until a first target variable of the group Z adopts a predetermined value. During an adjoining second machining interval, a second welding variable of the group S is kept constant until a second target variable of the group Z adopts a predetermined value, wherein the first and the second target value differ.

Abstract: An ultrasonic welding machine and method are provided. The machine includes a base portion having a first aperture that defines first internal threads. The machine further includes an electrically non-conductive member disposed on the base portion having a second aperture that is aligned with the first aperture. The machine further includes an anvil portion disposed on the electrically non-conductive member having a third aperture that is aligned with the second aperture. The machine further includes a first bolt disposed through the third aperture and the second aperture that is threadably received in the first internal threads, and the first bolt and the anvil portion are electrically isolated from the base portion.

Abstract: A method for forming a knockout on a raceway includes removing a knockout from the raceway to form an opening, positioning the knockout within the opening, and thereafter attaching the knockout to the raceway by welding the knockout and the raceway together.

Abstract: A continuous process for making a multi-panel sterilization assembly, the process including the steps of: providing a moving, continuous base web; providing a plurality of subassemblies; applying the subassemblies in position on the moving, continuous base web to define repeating portions that incorporate the subassemblies and alternating portions that lack such subassemblies; providing side tabs; applying the side tabs in position on the moving, continuous base web with respect to at least one edge of the portions that incorporate the subassemblies; attaching the subassemblies and the side tabs to the moving, continuous base web to form a continuous work-piece; and separating the continuous work-piece into individual multi-panel sterilization assemblies, each multi-panel sterilization assembly comprising a barrier panel, a fold protection panel and at least one side tab.