Abstract: According to an aspect, a method of assembling a mandrel includes assembling a plurality of members via interlocking features arranged at opposing edges of each member of the plurality of members to form a compartment, the assembled members having a collective outer surface that conforms to an inner surface of the spar. A support member is inserted into the compartment formed radially inward from the assembled members, the support member making contact with a portion of each member of the plurality of members.

Abstract: A structure inspection and access device. The device includes a faceplate attachable to a structure, the faceplate having a front face and a rear face, an access aperture defined in the faceplate, the access aperture being selectively closeable by a cover, a tube having a proximal end in communication with the access aperture and extending in a distal direction from the rear face of the faceplate, and a valve disposed at a distal end of the tube.

Abstract: A 3D-printed reflective optic providing very high specific stiffness through the utilization of a hollow shelled design, with closed back, filled with high-stiffness internal volumetric space-filling open-cell lattice structures. High-stiffness, structurally-integrated, sacrificial structures are also included for the purposes of reduction or elimination of tooling during post-processing operations.

Abstract: Disclosed herein is a concrete form apparatus that can be utilized to establish a rigid perimeter within which concrete can be poured for curing. A first component of the concrete form apparatus can be composed of a flat rigid material that is rectangular in shape and includes perforations along the lengthwise dimension of the material such that, when the material is folded along the perforations, an internal cavity is formed. The second component of the concrete form apparatus can be composed of a material having dimensions sized in accordance with the internal cavity of the folded material such that the first component can be folded along the perforations in the manner described above to encapsulate the second component within the internal cavity. Adhesive layers can be applied to prevent the concrete form apparatus from separating, and layers of the concrete form apparatus can be coated with a waterproofing substance.

Abstract: Provided is a method for manufacturing a mold used in an injection molding device. The manufacturing method includes: a first step of shaping a stacked body as a part of the mold by discharging a shaping material to stack layers on a base plate; and a second step of manufacturing the mold including a mold base, the base plate, and the stacked body by incorporating the base plate on which the stacked body is shaped inside an opening provided in the mold base.

Abstract: A pocket isolator form, for placement around a footer before a concrete slab is poured, is formed from plural barrier sections. At least some of the sections are curved, so that a sharp re-entrant corned is not formed in the concrete slab. The curved sections may be assembled with straight sections to form barriers of various form shapes which avoid the creation of sharp re-entrant corners in the slab.

Abstract: A cell of a brush making device for making at least a part of a toothbrush, having a pin unit having at least one pin, a pin holding sub-unit and a pin guiding sub-unit, the pin having a first section having a first end and a second section having a second end, the first section having a holding structure, and at least one spring section arranged between the first section and the second section, the pin holding sub-unit having a holding structure that is engaged with the holding structure of the pin for fixedly holding the pin, the pin holding sub-unit and the pin guiding sub-unit being arranged for being movable along a first direction towards and away from each other, and the pin guiding sub-unit having a channel for guiding at least a portion of the second section of the pin, the channel being inclined against the first direction.

Abstract: A block out chair system that is used to make a block out for a railing or to make a pass-through in a concrete slab. the block out chair system is a circular flat base that defines a circular aperture within the circular flat base, at least three supports that extend perpendicularly outward from the circular flat base, a hollow cylinder that has a perimeter wall that extends linearly outward from the at least three supports, the hollow cylinder defines a plurality of teeth that are configured to secure a foam cylinder, and a solid foam cylinder that is inserted within the hollow cylinder.

Abstract: A manufacturing tool for forming composite structures includes at least one interchangeable mold template having a plurality of incorporated part shapes, and a backbone that connects to and supports the at least one interchangeable mold template during a process of laying up prepreg composite material to form a plurality of three-dimensional structures corresponding to the plurality of incorporated part shapes.

Abstract: Embodiments describe an eartip including an eartip body having an attachment end and an interfacing end opposite from the attachment end, and including an inner eartip body and an outer eartip body. The inner eartip body has a sidewall that extends between the interfacing end and the attachment end, and includes a groove formed in an outer surface of the sidewall. The outer eartip body is sized and shaped to be inserted into an ear canal and extends from the interfacing end toward the attachment end of the eartip.

Abstract: A surrounding member for a pipe, the surrounding member having a rigid ring section and a flexible flange section. The ring section and the flange section have a cut therethrough to permit the member to be located around a pipe in-situ.

Abstract: A method can produce an assembly for a line penetration. The method includes: (a) cutting a fire-protection mat forming a fire-protection module to length appropriate for the size of the line penetration, where the fire-protection mat has a flexible carrier element, on at least one end region of which a fire-protection tape of an intumescent material is fastened, (b) bending the fire-protection mat into a circular shape and joining opposite rims of the fire-protection mat to one another via a joining means, so that the fire-protection tape is disposed in a region of an axial end of the circularly shaped fire-protection mat, and (c) fastening at least one mechanical positioning element constructed separately from the fire-protection mat on the fire-protection mat and which is arranged in such a way that the assembly can be fastened, via the mechanical positioning element, on a wall or on formwork.

Abstract: A buck panel adapted to be interconnected with other panels to form a buck to frame a bulkhead or an opening in an insulated concrete form wall for receiving a window or door. The buck panel has a foam portion, a central support beam, a first lateral support beam, and a second lateral support beam. The central support beam is positioned longitudinally within a center portion of the foam portion. A plurality of wings extend from the central support beam in such a way that the wings protrude from an internal surface of the foam portion so as to be received in concrete poured over the internal surface. The first and second lateral support beams are positioned longitudinally within a first side and a second side of the foam portion, respectively.

Abstract: Void former assembly for casting facing elements for reinforced earth. Anchoring recesses are cast into its rear face so that earth-reinforcing strips can be looped through. The anchoring recesses are each formed as a loop channel having a convex inner surface and a concave outer surface, at least one of which has a radius of curvature which increases from the deepest part of the recess towards the rear face. A removable void former assembly and method for casting such facing elements are also described. Because of the varying radius of curvature of the surfaces of the channel, and the rotational and translational withdrawal path of the void formers, the channel can be cast deeper, and with openings which are closer together, than has hitherto been possible using removable void formers.

Abstract: A device for manufacturing a fan casing of a turbomachine made of composite material, in which a mold includes a cylindrical body of lengthways axis and side flanges, and in which a counter-mold includes a cylindrical body and side counter-flanges. The counter-flanges are configured to be attached securely to the flanges, the body of the mold and the body of the counter-mold are concentric, the preform is configured to be positioned between the body of the mold and the body of the counter-mold, and the material of the body of the mold has an appreciably higher expansion coefficient than that of the body of the counter-mold.

Abstract: A two-component mold assembly for molding an opening within a concrete wall that provides access to a piping system supporting a sprinkler. The first component is an insert that is mounted on a concrete form, and the second component is a cover that slidably fits over the insert to define the opening in the concrete. The cover plugs the piping system during fabrication of the concrete wall and is removable from the opening in the hardened concrete after the concrete form and the mounted insert are removed.

Abstract: A mold and method for making a hollow core concrete block. The mold has two opposing side walls; a bottom wall; a front wall; a top side with an opening through which the block can be removed from the mold; a cover, and a rear side through which liquid, such as concrete, can be poured into the mold. Extending from the two side walls are a pair of trunnions about which the mold is rotatable, such that when the mold is suspended by the trunnions and the mold is empty, gravity rotates the mold from a block-removal orientation in which the top side faces upwards to a mold-filling orientation in which the rear side faces upwards. The trunnions are also positioned such that when the mold is filled with the liquid, gravity rotates the mold from the mold-filling orientation to the block-removal orientation.

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 including 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.

Abstract: A dynamic concrete form includes a sleeve defining a passage extending between first and second open ends. A first attachment feature extends outwardly in a first direction from the sleeve at the first open end and a second attachment feature extends outwardly in a second direction that is opposite the first direction at the second open end. In a first position, the passage has a first axial length, the first open end lies in a first plane, and the second open end lies in a second plane. In a second position, the passage has a second axial length that is greater than the first axial length, the first open end lies in the first plane or a first new plane that is parallel to the first plane, and the second open end lies in the second plane or a second new plane that is parallel to the second plane.

Abstract: A mold insert (1) for an injection mold, having a forming region (4) for forming a brush part-body (21) and having receiving holes, extending into the forming region (4), for bristle bundles (7), is configured in multiple parts. The mold insert (1) here includes a first mold-insert part (2), having the forming region (4) for the brush part-body (21) and having partial receiving holes (5) for region-wise receiving of bristle bundles (7), and a second mold-insert part (3), having partial receiving holes (6) which, in the use position, adjoin the partial receiving holes (5) of the first mold-insert part (2).

Abstract: A machine for and method of manufacturing concrete U-wall construction blocks, each having a front wall portion and a pair of stem portions extending from said front wall portion. The method involves providing a system of molding jacket panels, including a core molding assembly having a pair of inside stem jacket panels that are adjustably supportable in a substantially parallel manner during a molding process, and arranged is such a manner that the front wall portion is molded in downwardly facing direction toward a horizontal support surface and completely enclosed in one or more molding jacket panels. Before block molding operations, the thickness of the front wall portion of the U-wall construction block is set by determining the thickness of a front wall surface liner and installing the front wall surface forming liner within the system of molding jacket panels.

Abstract: In a mold used for manufacturing a composite material structure of the present invention, first segments and second segments each having a plate shape and a convex-shaped obverse surface are each fastened at its end surface to support rings one by one, with the obverse surface being at an upper side, and adjacent segments are joined together at side surfaces thereof, to retain them as a cylindrical mold. In this configuration, in the mold having a substantially cylindrical shape and being dividable into a plurality of segments, the segments are assembled in the cylindrical shape with high position accuracy and in a simplified manner.

Abstract: The present disclosure describes a pan formed from a base plate, a housing, a divider and an ejection plate. Together, the pan is shaped to form a pocket bun. The constituent parts of the pan nest together when baking, and disassemble when removing the bun from the pan. The pocket bun has an open-mouth design to allow ingredients to be retained in the bun while the sandwich is being consumed. The open-mouth design is formed having either a single cavity or a plurality of cavities, with each cavity adapted for carrying a filling. The pan is designed having one or more chambers, with each chamber adapted for baking a bun. Adjacent chambers optionally include openings therebetween such that adjacent buns will have a baked connection therebetween.

Abstract: A mold for fabricating a light guiding plate includes an upper mold, a lower mold and a die core assembly. The upper mold defines a first cooling channel therein. The lower mold defines a cavity thereon. The die core assembly is mounted on the upper mold, and includes a base plate connected to the upper mold and a core plate detachably located at a side of the base plate facing the lower mold. The base plate defines a second cooling channel. The second cooling channel communicates with the first cooling channel respectively to cooling the mold.

Abstract: A form for forming a void or an architectural feature of a predetermined configuration in a moldable forming composition is disclosed. Embodiments of the invention provide an adjustable form body having first and second sides, said form body configurable between a first substantially planar position and a second non-planar position. In some embodiments, the form comprises a surface coating. A form body according to example embodiments of the invention has a plurality of grooves.

Abstract: A pre-cast concrete wall system for crawlspace applications is herein disclosed. The system includes a plurality of interconnected pre-cast concrete wall panels having a recessed area along one side to reduce concrete usage and weight, while maintaining load bearing properties. The wall panels are securely fastened to a substructure, such as footers, using anchors and to each other by opposingly aligned keyways and connecting fasteners. Each wall panel includes at least one (1) pair of leveling bolts which provides for the leveling of the wall panels and correct for any unevenness in the footer. The wall panels are fabricated using a rotating casting table which allows an operator to pour concrete at ergonomic heights and rotate the casting table and cured wall panel member to a vertical position for convenient unloading and transportation of the wall panel to a job site.

Abstract: A core for use in railcar coupler part casting processes is provided. The core includes a body with a side wall, a first opening in a top wall of said body a second opening in a bottom wall of said body, a channel defined through said body connecting said first and said second openings, and at least one channel defined in said bottom wall.

Abstract: In a method for manufacturing components from composite fiber materials, at least one placeholder is inserted into a recess in a molding tool, wherein the unfinished component is subsequently produced, the placeholder is removed, at least one lifting pad is inserted into the recess and the unfinished component is removed from the molding tool by inflating the lifting pad. In a system for manufacturing components from composite fiber materials, the component removal process is monitored and controlled by a computer unit in order to prevent predetermined maximum component loads from being exceeded. The gentle component removal process makes it possible to avoid consequential costs for repairing or reworking the components.

Abstract: A mold core package for forming a molding tool with a removable insert includes a plurality of stacked particulate layers having a binding agent. The plurality of stacked particulate layers form molding pattern walls that generally define a base mold cavity and an insert mold cavity defining a mold surface. A sacrificial displacement line extends through the insert mold cavity closely following contours of the mold surface.

Abstract: A mold for molding optical fiber connector includes a core pin, a core mold and a cavity mold. The core pin has insertion portion and a blind hole forming portion. The core mold defines a hole for receiving the insertion portion. The cavity mold attaches to the core mold and cooperatively defines a molding cavity for forming the optical fiber connector. The cavity mold includes a lens forming portion and a support block in the molding cavity. The core pin aligns with the lens forming portion and the blind hole forming portion thereof is exposed in the molding cavity. The support block is configured for holding the blind hole forming portion and maintaining alignment between the core pin and the lens forming portion.

Abstract: A multiple part mandrel on which a hollow body may be formed includes multiple sectors. Each sector has a skin on an outer face and a pair of opposed side returns at longitudinal sides of the sector. The mandrel formed by the sectors is symmetrical about a central axis of the mandrel. When the sectors are assembled as the mandrel, the side returns of adjacent sectors face each other. Each of the side returns includes a recess in an outside surface of the side return, spaced from the skin of the respective sector, and an inflatable O-ring disposed in the recess. The recesses of adjacent side returns in the mandrel are offset with respect to each other in an axial direction of the mandrel. Inflation of the inflatable O-rings urges adjacent sectors together at the skins of the sectors to seal the adjacent sectors at the skins.

Abstract: A system includes one or more compacting wall retraction mechanisms for retracting one or more compacting walls of a compactable lightweight concrete block mold having at least two compacting walls. The compacting wall retraction mechanism(s) facilitate release of a compacted lightweight concrete block from the compactable lightweight concrete block mold. The system can include a mold feed conveyor, and a table for receiving the compactable lightweight concrete block mold from the mold feed conveyor. The system can include one or more tube extraction and re-insertion mechanisms for extracting or inserting tubes of a compactable mold. The system can include one or more end wall lock release mechanisms for releasing end walls to remove a molded block from the mold. Mold assembly and disassembly can be controlled by an electronic or computerized controller.

Abstract: A pocketformer for use with an anchor body in post-tensioning concrete has a body having a first side and a second side and a first end and a second end and an interior, a front face formed adjacent the first end, and a tubular member formed in the interior of the body. The first side tapers from the second end to the first end. The second side tapers from the second end to the first end. The first side has an angle of taper greater than an angle of taper of the second side. The body has a generally hollow interior. The tubular member extends from the first end to the second end within the interior of the body. The angle of taper of the first side is approximately 45°.

Abstract: A core pin assembly is provided that includes a core pin insert comprising a core pin body and at least one pin member, and a core pin support defining a passageway for receiving the core pin member. The core pin support, when assembled to the core pin insert, retains the core pin members in desired positions and resists unintended flexing of the core pin members during the molding process. When used to create a lens body, the presence of the core pin support in the mold during the molding process causes formation of a void, or “window,” in the molded lens body. The window of the lens body may be used to advantage in fixing optical fibers to the lens body by applying epoxy within the window directly to the fiber's glass core/cladding, and in close physical proximity to the fibers distal end within the lens body's passageway.

Abstract: Method of manufacturing a lining element intended to be attached to a support block of a tire mould, comprising the following steps: manufacturing, by selective melting of superposed layers of powder, of an intermediate element comprising the lining element and at least one local support element for locally supporting the lining element, the lining element and the local support element being produced as a single piece, separating the lining element from the support element.

Abstract: A system for fabricating a septic tank using an outer mold and an inner removable plug, between which hardenable fluid material is poured. Preferably, the plug and mold are positioned with respect to one another in a manner that permits a septic tank to be fabricated in a single pour.

Abstract: Disclosed is a tilt-up wall system that defines a space to receive a material, such as concrete. The system can include a plurality of forms and an opening system. The opening system defines the location of an opening that will receive a window, door, or other structure mountable or installable into the tilt-up wall. The opening system can include one or more corner assemblies, one or more spacer members, one or more lower supports, and one or more upper supports.

Abstract: Tensioning installation for the frameworks of pre-tensioned architectural elements designed for the two-way pre-tensioning of concrete or mortar plates, or the like, comprising a molding assembly made up of a flat molding plate (3) delimited on the perimeter by adjustably positioning side walls (4). The assembly rests on an oversized support platform (1)on which the molding assembly is surrounded by a perimeter area (10) of support platform (1) proper, in which perimeter area (10) hydraulic tensioning devices (7) are provided, which are integral to support platform (1) and are arranged in juxtaposition forming opposite facing pairs according to rectilinear alignments forming a grid. Said hydraulic tensioning devices (7) are all connected together serially forming a hydraulic circuit (8) which, in turn, is connected to a hydraulic pressure connection point (9).

Abstract: Ocular implant devices (10, 20, 121) for the delivery of a therapeutic agent to an eye (101, 301) in a controlled and sustained manner. Dual mode and single mode drug delivery devices (10, 20, 121) are illustrated and described. Implants (10, 20) suitable for subconjunctival placement are described. Implants (121, 10, 20) suitable for intravitreal placement also are described. The invention also includes fabrication and implementation techniques associated with the unique ocular implant devices (10, 20, 121) that are presented herein.

Abstract: A construction component is provided comprising a set portion, a hinged portion, and a hinge. The construction component defines an extruded cross-sectional profile defining a panel forming face configured such that an un-cured material may be cured against and subsequently released from the panel forming face in a substantially unobstructed manner. The hinge couples the set portion and the hinged portion such that the hinged portion is movable about the hinge between an engaged state and a disengaged state. The set portion and the hinged portion cooperate to define at least a portion of the panel forming face. The component can be configured such that movement of the hinged portion from the engaged state to the disengaged state reveals a component securing surface of the construction component.

Abstract: A void former or dowel sleeve adapted to be encapsulated in a hardened mass of concrete, which is collapsible upon the application of a tensile force longitudinally thereof to remove the void former from the concrete and provide a void for a load transferring dowel.

Abstract: A mold structure and the manufacturing method thereof are disclosed. The mold structure is comprised of: an axle; a roller, axially ensheathing the axle; and a mold having a specific imprint pattern of microstructures formed thereon, being arranged to mount on the periphery of the roller while connecting to the axle; wherein a pulling force is exerted on the mold by the axle for stretching the mold while enabling the same to tensely adhere upon the periphery of the roller.

Abstract: The present invention concerns rustication forms or moldings having covering (overlay or wrapping) that alleviate problems associated with concrete slab curing. The present invention also concerns methods for forming rustication in concrete walls. The present invention comprises a rustication form substrate, wherein all or portions of the surface exposed to the curing concrete is covered with covering or layering, and only portions of surfaces not exposed to the curing concrete is covered.

Abstract: To manufacture a casting core, one or more recesses are formed in at least one face of metallic sheetstock. After the forming, a piece is cut from the metallic sheetstock. The piece is deformed to a non-flat configuration.

Abstract: A metallic, reusable mold with one or more wells. The mold is kept within a cryostat at low temperature. The mold is removed from the cryostat and a tissue specimen is placed into a well within the mold. An embedding medium is added to the well around the tissue specimen. A pre-chilled chuck is then placed against the well opening. The mold with tissue specimen, embedding medium and chuck are returned to the cryostat and the specimen is frozen into a block. The mold and contents are removed and hot water poured against the mold releasing the block with attached chuck from the well. The chuck with attached block is then available for sectioning or other processing.

Abstract: A pocket former includes an outer barrel having a first rim, a second rim and a frustoconical body portion extending from the first rim to the second rim. A center barrel is connected to the outer barrel and has a proximal lip adjacent the first rim of the outer barrel, a distal lip adjacent the second rim of the outer barrel, and a tubular body portion extending from the proximal lip to the distal lip, and extends beyond both the first rim and the second rim. An annular flange curves out and away from the second rim of the outer barrel. A spiral surface is located on the frustoconical body portion of the outer barrel. A nut surface is located on the tubular body portion of the center barrel adjacent the distal lip.

Abstract: An improved method and apparatus for attaching a hole former to a mold assembly for use in the formation of cast materials such as concrete and the like. The apparatus comprises a hole former assembly attached to a bracket. The bracket is held in a stationary position by a magnet assembly that is remotely located from the hole former. The magnet assembly is comprised of a plurality of magnets encased in a metal casing. An expendable blister pack can be provided to fit on the outside of the casing to facilitate removal of the magnetic assembly from the cast member.

Abstract: A tool for making a mounting or holder for a tablet-shaped sample which is to undergo analysis in an analytical instrument, the tool comprising a moulding which defines a lower surface and a side wall or walls, and a pin which, in use, extends upwardly above the lower surface of the moulding. The arrangement being such that in use a tablet is mounted on the upper end of the pin and mouldable material is introduced into the moulding so that it locates around the lower part of the tablet.

Abstract: A guide block assembly for aligning and retaining fiber bore forming pins and guide pin bore forming pins in precise relation to each other during the molding of a multi-fiber ferrule includes a unitary member defining at least one fiber bore and at least one guide pin bore. Each fiber bore, and optionally each guide pin bore, is formed by creating a starter hole using a first electric discharge machining (EDM) wire and enlarging the starter hole using a second EDM wire. Each fiber bore has a length to diameter ratio of between approximately 3:1 to 10:1, more preferably between approximately 4:1 to 8:1, and most preferably approximately 6:1. The guide block assembly may further include a cavity behind the fiber bore and a front face that forms a non-rectilinear surface on the face of the ferrule. The unitary block assembly contains fewer parts and is less expensive to manufacture.

Abstract: A single control roman tub faucet (8) includes a lower anchor (10) that is attached to the roughed-in tub surround (51) and an upper anchor (18) that is installed on the final decorative surface of the tub surround. The upper anchor is attached to the lower anchor by a fastener (40) that extends therebetween. Outlet pipes (16) extend through the lower and upper anchors and connect water supply lines to the faucet.