Abstract: A process for producing a polyurethane or polyisocyanurate construction board, the process comprising (i) providing an A-side reactant stream that includes an isocyanate-containing compound; (ii) providing a B-side reactant stream that includes a polyol, where the B-side reactant stream includes a blowing agent that includes a pentane and a blowing agent additive that has a Hansen Solubility Parameter (?t) that is greater than 17 MPa?0.5; and (iii) mixing the A-side reactant stream with the B-side reactant stream to produce a reaction mixture.

Abstract: The present disclosure provides an anti-corrosion automatic wrapping device and method for a bend pipe with a polyethylene composite tape, including a wrapping machine, a plurality of sets of bend pipe conveying structures, a fixed base, a rotating ring, a sliding block, a first arc-shaped pipe, a connecting shaft, and a blocking member. The blocking member is disposed on a same side of the sliding block as the first arc-shaped pipe and connected to the sliding block, wherein when the sliding block slides into the bend pipe, the blocking member is configured to abut against an end face of one end of the bend pipe When the bend pipe supported by the plurality of sets of bend pipe conveying structures is conveyed through the wrapping machine, the bend pipe can push the blocking member to move.

Abstract: Embodiments provide for the manipulation of fabric items using a roller. A fabric item is engaged by a roller. Rotation of the roller while traversing the roller across the fabric item progressively lifts the fabric item onto the roller. In an example, the fabric item is held on the roller by applying a vacuum via the roller. In an example the roller is used to deposit one portion of the fabric item onto another portion of the fabric item in a joining process. In an example, the roller is used to deposit the fabric item onto another fabric item in a joining process.

Abstract: Underbody shield materials that can provide an underbody shield with high impact resistance are described. In some configurations, an underbody shield composition comprises a porous core layer comprising a plurality of reinforcing fibers, a lofting agent and a thermoplastic material. In some instances, the underbody shield composition may also comprise a film such that an underbody shield produced from the composition can withstand at least 50 individual impacts as tested using a SAE J400 protocol.

Abstract: A micro injection assembly for the repair of floors that includes an adapter body operably configured to couple with a tube having adhesive and defining an internal channel, a hub selectively removably coupled to the adapter body and having a rigid needle member coupled thereto and recessed within the hub, wherein the rigid needle member projects outwardly from the second end of the hub in a linear orientation, has a blunt distal end, and defines a needle channel spanning the length of the needle member. The assembly also includes a cap selectively removably couplable to the adapter body in a watertight configuration and with the cap disposable in an overlapping configuration with the adapter body. The assembly is operable to effectuate emission of an adhesive material from a tube through the adapter body, hub, and needle member to spaces between a flooring material and subfloor.

Abstract: Disclosed is a film attachment apparatus for a housing of an electronic apparatus. The film attachment apparatus according to various embodiments, which adheres a film on the surface of a housing plate in an electronic apparatus having an edge portion having a curve, comprises: a jig configured to mount and fix the housing plate; a roller configured to press the film with respect to the housing plate; a vertical driving portion configured to move the roller from the upper portion to the lower portion of the surface of the housing plate, to which the film is adhered, and to press the roller with respect to the film; and a horizontal driving portion configured to move the roller from the surface of the housing plate in the direction toward the edge portion of the housing plate.

Abstract: A method for forming an acoustic resonator panel for an aircraft propulsion assembly nacelle, the acoustic panel including cells with transverse internal obstacles in order to lengthen the path traveled by the sound waves. The method includes forming a perforated metal sheet, stacking a plurality of thermoplastic cellular cores and at least one perforated sheet, two successive cellular cores being separated by a perforated sheet, compacting the stack, and thermoplastic welding.

Abstract: A method is provided for sealing a first end of a plurality of liquid-filtration membranes, each having a hollow tubular shape. The method comprises: providing adhesive in a storage vessel; immersing the first ends of the liquid-filtration membranes into the adhesive up to a first length; applying a driver liquid above the adhesive, wherein the driver liquid is less dense than the adhesive, such that a weight of the driver liquid applies a force so as to drive adhesive into an interior of each liquid-filtration membrane up to a second length along the first ends, that is greater than the first length; removing at least some of the driver liquid; solidifying the adhesive; cutting the plurality of liquid-filtration membranes at a point that is between the first length and the second length such that the first ends of the liquid-filtration membranes are disconnected from one another.

Abstract: An integrated dust-free reverse film application box includes a main body. The main body includes a foldable packaging box, which includes a lower cover plate, an upper cover plate, and a connecting plate. First and second mobile phone frames are provided on an inner side of the upper cover plate and an inner side of the lower cover plate, respectively. The first mobile phone frame is provided with a first limit slot and a positioning slot. The second mobile phone frame is provided with a second limit slot with a film assembly and a positioning column corresponding to the positioning slot. Snap slots and snap parts are symmetrically provided on both sides of each of the first mobile phone frame and the second mobile phone frame, respectively. The positioning column is provided at an end of the second mobile phone frame near the first mobile phone frame.

Abstract: Disclosed herein is a method for improving the adhesive-based embedding of a permanent magnet (01) within a receiving cavity (02) in a rotor (03) of an interior permanent magnet motor, wherein metered quantities of adhesive are precisely applied at a pair of instances (04A and 4B) and another pair of instances (6A and 06B) to the permanent magnet (01) and its receiving cavity (02) respectively, whereby during the motion of insertion, the adhesive respectively present on the permanent magnet (01) and the receiving cavity (02) experience counter-shear and hence opposing displacement to consequently completely fill up the void space therebetween without overflow to result in said permanent magnet (01) being embedded, with improved adhesion, within in the rotor (03).

Abstract: A taping head for taping a wire harness with tape of a tape roll includes a base body and a rotatable tape dispenser with a mouth and mandrel for receiving the tape roll. The tape dispenser is configured to rotate the tape roll and is mounted to the base body by means of a quick-release coupling.

Abstract: A system for use in manufacturing vapor-generating articles may include a rotatable drum that is configured to hold a plurality of the vapor-generating articles. The system may also include a tagging drum that is configured to tag a respective label to a housing of each of the vapor-generating articles. The system may also include a pressing roller that is configured to press a leading edge of the label against the housing after the tagging. The system may further include a rolling drum that is configured to roll the label around the housing after the pressing.

Abstract: The present disclosure is directed to a formulations of cements and methods for bonding dissimilar materials. The formulations and methods can bond a Non-polyvinyl chloride (PVC) containing first polyolefin that is amorphous or has low crystallinity to a second material that is a rigid material or a hard PVC. The methods and formulations can work by co-dissolution at an interface, or activation of a one of the materials prior to bonding.

Abstract: Systems, methods, and devices relating to an additively manufactured multilayered structure. The additively manufactured multilayered structure may be provided by unspooling a material roll of laminate material using a roller system. A welding device may be used to apply welds between layers of the laminate material to distribute a loading between the layers during use.

Abstract: A system (1), for continuous manufacturing of semi-finished products including at least one electronic device (5) positioned between two strips (10, 14) of extruded elastomeric material, includes: conveying means, extrusion means (11) delivering a first extruded strip (10) of elastomeric material and a second extruded strip (14) of elastomeric material, means for feeding the electronic device (5), and cutting means (23). The extrusion means (11) include heating means allowing the hot extrusion of the strips (10, 14), and the conveying means include at least one means (30) for holding the electronic device (5) in place in a longitudinal direction.

Abstract: A film lamination aligning device used for a protective film and an electronic device includes a carrier board and multiple elastic retaining strips. The carrier board has an alignment structure and an accommodation space formed and enclosed by the alignment structure, the electronic device is positioned in the accommodation space, multiple pillars are extended from the carrier board and situated on one side inside the accommodation space. The elastic retaining strips are connected to the carrier board and situated on another side inside the accommodation space, and the protective film is disposed at the carrier board and clamped between the pillars and the elastic retaining strips, so as to form the film lamination aligning device with the effect of accurately positioning the protective film.

Abstract: A pressing roller is provided including an inner core and a roller cover structure where the roller cover structure is divided into segments. Each roller cover segment may have a rigid inner ring, an elastomeric outer ring, and a deformable coupling structure located between the inner ring and the outer ring. The deformable coupling structure may be formed from a shape memory alloy, a carbon fiber composite, or nylon.

Abstract: Described is an affixing apparatus capable of flattening a surface of a film affixed to a main surface of a plate-shaped body. An affixing apparatus for affixing the film to the plate-shaped body includes: a plate-shaped mounting member provided with a mounting portion on which the plate-shaped body is mounted; a plate-shaped pressing member installed at a position facing the mounting member; and a support member installed at an outer edge of the mounting portion so as to be positioned between the mounting member and the pressing member.

Abstract: A foam sheet core, including a plurality of foam sheet walls defining an array of hollow cells, wherein the plurality of foam sheet walls are bonded together to form the array of hollow cells, each of the plurality of foam sheet walls has a thickness from about 0.002 inches to about 0.08 inches, and each of the plurality of foam sheet walls has an average height from about 0.05 inches to about 5 inches.

Abstract: A method for producing a multilayer structure includes the following steps: a) providing a first substrate, b) depositing a thick layer of a precursor formulation including a preceramic polymer filled with inorganic particles on the first substrate, c) providing a second substrate, d) adhesively bonding the thick layer and the second substrate, e) thinning the first substrate or the second substrate so as to obtain an active layer, f) applying a pyrolysis heat treatment so as to ceramize the preceramic polymer of the thick layer and to obtain a ceramic matrix composite material, the filler content and the nature of the inorganic particles being chosen so that the thick layer has a coefficient of thermal expansion which differs, at most, by 15% from that of the first substrate and from that of the second substrate.