Abstract: A bulkhead system for a concrete casting bed includes a pair of base track members spaced apart from one another along a longitudinal direction and a pair of form walls each removably attached to one of the base track members. Each of the form walls has a lower end abutting one of the base track members and an upper end opposite the lower end in a vertical direction perpendicular to the longitudinal direction. Each of the form walls has a tendon slot extending into the form wall in the vertical direction from at least one of the upper end and the lower end. The tendon slot receives a tendon extending in the longitudinal direction.

Abstract: Discussed is an apparatus for notching an electrode sheet, the apparatus including a transfer unit having first and second transfer rollers provided on a bottom surface of the electrode sheet to transfer the electrode sheet at regular intervals, a jig unit provided below the electrode sheet, and supporting the bottom surface of the non-coating portion and a notching unit provided above the electrode sheet to notch the non-coating portion supported on the jig unit to provide the electrode tab, wherein the jig unit includes a rotation member provided between the first and second transfer rollers and rotated in a direction perpendicular to a transfer direction of the electrode sheet, two or more jigs provided on an outer circumferential surface of the rotation member to alternately support the non-coating portion disposed between the first and second transfer rollers when the rotation member is rotated.

Abstract: A single bolt fuse assembly and method to connect a single bolt fuse to a circuit or device are disclosed. The single bolt fuse assembly enables the single bolt fuse to be used on any electrical device having a hole suitable for receiving a threaded shaft and connectable to a circuit or device that electrically connects to a female battery or power cable. The apparatus includes a separate high-conductive metal terminal that mates with the stud that mechanically attaches the fuse between the electrical devices. The stud is insulated to avoid becoming part of the electrical circuit and to ensure proper operation of the fuse. By mechanically attaching the stud to the metal terminal, the stud is unlikely to get separated from the fuse.

Abstract: An injection molding die for molding a needle-equipped syringe includes a male die including a core pin, and a through hole, a female die including a female die opening part, a concave part, and an injection needle holding hole; a support rod that is insertable from a pin proximal end into the through hole, wherein the support rod is configured to contact and support a needle proximal end of an injection needle inserted from a pin distal end, and to push the needle proximal end to a vicinity of the pin distal end; and a resin injection gate configured to allow resin to be injected to a cavity formed by the concave part and the core pin inserted from the female die opening part.

Abstract: A device for a spaced apart connection of a structural element, in particular made from a fiber-reinforced plastic composite material, with a holding element by means of a connection screw, with a distance compensation element comprising a longitudinal bore for the passage of the connection screw, and with an entraining element arranged in the longitudinal bore, which entraining element can be connected to the connection screw by means of a friction fit, so that the distance compensation element can be transferred into an abutment position bridging the distance between the structural element and the holding element by screwing in of the connection screw, wherein the distance compensation element is connected to an insertion part via a screw connection, which insertion part comprises a fastening section that can be arranged within the structural element for bonding with the structural element.

Abstract: An apparatus for manufacturing the ends of electric cables, which comprises a section for injection molding on at least one end, a first section comprising means for applying electrical connection elements to one end of the cable and, optionally, a second section for applying further electrical connection elements to the remaining end of the cable, and means for testing the cable prior to its output from the apparatus, in which retaining means for both ends of the cables in all the manufacturing sections and means for moving said ends from the retaining means of one section to the retaining means of the next section are also present. The molding section comprises a plurality of molds, with an injector for each mold, mounted on platform with which they can be rotated along a circumference.

Abstract: Modular mold unit and space-saving modular mold assembly, method, and article of manufacture for forming and preparing frozen confections that allow a quick release of the frozen confections from the mold by a microwave oven, wherein the mold unit is made of plasticizer-free, unadulterated, nonrecycled, heat-stable, microwave-transmissible plastic. The modular mold unit comprises a container member and a detachable lid member, wherein said container member comprises attachment means comprising vertically-engaging male and female lock-and-key mating or coupling connector members that are used to firmly and removably connect a plurality of modular mold units to one another to form an assembly of mold units, and wherein said detachable lid member has a stick member that is integrally molded with said lid member. Alternatively, said removable lid member is a stick-supporting lid having a central collar with a longitudinal slot opening to frictionally hold a separate wooden or plastic stick.

Abstract: A void former for forming a void in a concrete element is described. The void is adapted to receive at least one pliant reinforcing member. The void former is shaped or configured so that the void formed by said void former comprises an aperture in a surface of the concrete element for a said pliant reinforcing member to at least enter the void, and an internal surface shaped to direct the pliant reinforcing member through the void and back towards the surface of the concrete element to exit the void at the surface of the concrete element at a distance away from a portion of the pliant reinforcing member entering the void. A concrete element comprising a void, and a structure or building comprising a concrete element, and a method of reinforcing a concrete element or a building or structure is also described.

Abstract: A method for interlocking structural steel components with a metal-filled interlock is disclosed herein. The method comprises placing a mold about aligned contoured portions of structural steel components and attaching a crucible and a spout to the mold. The crucible is charged with exothermic reactive metals which are ignited, forming a molten metal filler. The molten metal filler melts a metal plug in the crucible or spout and the molten metal filler flows into the mold and about the aligned contoured portions of the structural steel components. Cooling of the molten metal filler forms a metal-filled interlock. Molds for performing the disclosed method are also disclosed herein.

Abstract: Modular mold unit and space-saving modular mold assembly, method, and article of manufacture for forming and preparing frozen confections that allow a quick release of the frozen confections from the mold by a microwave oven, wherein the mold unit is made of plasticizer-free, unadulterated, nonrecycled, heat-stable, microwave-transmissible plastic. The modular mold unit comprises a container member and a detachable lid member, wherein said container member comprises attachment means comprising lock-and-key mating or coupling connector members that are used to firmly and removably connect a plurality of modular mold units to one another to form an assembly of mold units, and wherein said detachable lid member has a stick member that is integrally molded with said lid member. Alternatively, said removable lid member is a stick-supporting lid having a central collar with a longitudinal slot opening to frictionally hold a separate wooden or plastic stick.

Abstract: Modular mold unit and space-saving modular mold assembly, method, and article of manufacture for forming and preparing frozen confections that allow a quick release of the frozen confections from the mold by a microwave oven, wherein the mold unit is made of plasticizer-free, unadulterated, nonrecycled, heat-stable, microwave-transmissible plastic. The modular mold unit comprises a container member and a detachable lid member, wherein said container member has a top side, a body side comprising a vertical rectangular or square flange section with four vertical sides, and wherein said detachable lid member has a stick member that is integrally molded with said lid member. Alternatively, said removable lid member is a stick-supporting lid having a central collar with a longitudinal slot opening to frictionally hold a separate wooden or plastic stick.

Abstract: A mobile device having a housing and operating on power supplied from the battery loaded in the battery chamber including: a pair of walls of the housing having hook receiving portions formed a groove; a battery lid covering the battery chamber so as to be freely detached; a pair of positioning hooks serving to position the battery lid by entering the grooves of the corresponding hook receiving portions; overhanging edges serving to regulate position of the cover lid; and a waterproof gasket fixed to the battery chamber side of the cover lid so as to be in contact with all sides of the battery chamber.

Abstract: The present invention is a fruit and vegetable shaping device that includes a mold with a top section and a bottom section with two half sections that are encapsulated around a piece of fruit or vegetable growing on a plant or a vine or separated from a plant or vine, while the piece of fruit or vegetable is growing within the mold and a generally planar u-shape clip that includes a plurality of strengthening angled reinforcement structure lines that secures the two half sections and the piece of fruit or vegetable together forming the fruit and vegetable shaping device. There is also an aperture disposed on the top section of the mold to accommodate a stem from the piece of fruit or vegetable, a water and moisture aperture disposed on the bottom section of the mold, as well as a method of use.

Abstract: An injection-molding arrangement for molding a molded part is disclosed. In particular a grommet can be molded onto a cable. The arrangement has at least two injection-molding tools, which are arranged in a holding device offset in relation to each other along a longitudinal extent of a cable located in the injection-molding arrangement and enclose at least certain portions of the cable during the injection-molding operation. Furthermore, a method of molding on a molded part and use of the injection-molding arrangement for molding on a molded part is disclosed.

Abstract: A foaming die device is provided, in which can be directly placed a basic armrest unit having a shaft element and a connecting bracket rotatably secured to the shaft element. The foaming die device comprises a lower die, an upper die, and an auxiliary die element of split type to be incorporated in a working die area defined by the lower and upper dies. The auxiliary die element comprises two die pieces that can be mated together so as to be in a slidable engagement about one end portion of the shaft element. Hence, the mated two die pieces or auxiliary die element is slidable along the shaft element for its partial engagement in a through-hole of the basic armrest unit, whereupon all the basic armrest unit and auxiliary die element may be directly placed in the working die area of lower and upper dies and subjected to foaming process.

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: The present teachings provide a modular articulating cement spacer mold for forming a temporary implant. The modular spacer mold includes a head component mold defining a first opening, a head connector positioned within the first opening of the head component mold, a stem component mold defining a second opening, and a stem connector to fit within the second opening of the stem component mold to mateably engage the head connector. Related kits and methods of forming a temporary implant are provided.

Abstract: A column support footing, and a method for utilizing the same, allows structural columns to be installed after a cement floor is poured rather than pouring the floor after the columns are set. The column support footing comprises an apparatus which is utilized for setting the column after the concrete floor has been poured. The apparatus comprises a column support sleeve which has an upwardly facing open end for receiving the bottom end of the column. Extending downwardly from the apparatus is an anchor member, which is set within a concrete footing member. The concrete floor may be poured after the first concrete footing member has set around a portion of the anchor member. The concrete floor provides lateral support to the column support sleeve. The column may then be placed and secured within the column support sleeve after the concrete floor has been installed for the structure.

Abstract: A foaming die device is provided, which has a closure element rotatably provided therein. The foaming die device allows a three-dimensional trim cover assembly with an opening defined therein to be placed therein and also allows a liquid foaming agent to be injected into an inside of so placed trim cover assembly for foaming operation. In operation, when the trim cover assembly is placed in foaming die device prior to the foaming operation, the closure element is able to be rotated toward and easily inserted in the opening to prevent leakage of the liquid foaming agent therethrough, whereas, when the trim cover assembly is taken out from the foaming die device subsequent to the foaming operation, the closure element is able to be rotated and easily removed from that opening.

Abstract: An impression device for food items. More particularly, the present invention is a stamping device designed to create images upon a variety of foods for decoration and/or marketing purposes. The stamper device of the present invention has the general appearance of a traditional rubber stamp, with large knob at the top to quickly adjust the depth of embossings. Small wings beside the knob provide an instant feature for orientation and comfortable ergonomic grip. The device provides both an emboss-only mode, and emboss-and-cut simultaneously mode, much in the manner of a cookie cutter. A simple snap means located at the bottom of the device functions to change such modes. Under the base of the device is a “socket set” style snap-in stamping die. As is the case with the roller device, the stamper device may be utilized for: 1) standard messages and images; 2) snap-in letters, which allows the user to assemble his or her own custom message; or 3) custom logos, messages, and images.

Abstract: A mold for producing a ceramic heat shield element having a mold shell is provided. The mold shell comprises a plurality of mold surfaces and a casting aperture for pouring in a ceramic material. The mold shell is embodied as a single-piece mold shell during casting, and the casting aperture is embodied as an aperture in one of the mold surfaces. Separating or retaining elements enable graded or reinforced heat shield elements to be produced.

Abstract: The current invention discloses moisture resistant foundation pier block forms constructed from corrugated plastic. Means for holding sections of reinforcing bar can be included and at least one preferred embodiment of the invention includes means for securing the form in its desired location at a construction site. The forms of the current invention are light weight and can be easily assembled at a construction site or at a remote location. Sections of reinforcing bar can be inserted in at least one preferred embodiment of the invention during assembly and the forms can then be folded into a flat configuration for storage until needed. The forms disclosed in the current invention can be reused, but they do not attract insects and therefore do not have to be removed from the pier blocks after the concrete has dried.

Abstract: A candle melting system includes a candle shaper having a guard that operatively separates a handle from a wax cutting blade is thermally controlled by a heating assembly. The candle melting system also includes a candle mold that includes an outer kiln that is sized to accommodate an inner mold. In some embodiments, the inner mold includes a heat sink positioned near the bottom of the inner mold. The candle mold includes a wick placement assembly configured to hold a wick in place so that wax can be melted around the wick to form a custom candle.

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: A reinforcing bar joint sleeve fixing device for fixing a reinforcing bar joint sleeve disposed in the interior of precast concrete to a molding form in fabricating a precast concrete structure with use of the molding form, which device permits both axial and radial positions of the reinforcing bar joint sleeve to be set positively and is employable repeatedly, the reinforcing bar joint sleeve fixing device comprises a cylindrical ring member disposed in the interior of a reinforcing bar joint sleeve, a plurality of slide pins fitted in an outer wall of the ring member so as to be slidable radially outwards, an elastic ring for pressing the plural slide pins radially inwards, a shaft formed of a head portion and a rod portion concentric with the head portion, the head portion being received in the interior of the ring member and having a conical shape which is larger in diameter toward axially the inside of the reinforcing bar joint sleeve, an insertion hole formed in the molding form for insertion therethrou

Abstract: A method and apparatus for handling large concrete retaining wall blocks and the like. The blocks are cast in a form with the front face down, a lifting loop extending from a rear face and with grooves extending in sides from a rear face to adjacent the front face. A spear hook is secured to one of two fork lift tines to extend to one side of the tine away from the other tine. The spear hook engages the lifting loop on the block for lifting the block from the form and for rolling the block into an upright position. The fork lift tines then engage the side grooves from the rear of the block for lifting and moving the blocks and for stacking the blocks to construct a retaining wall.

Abstract: A lid for an exothermic reaction mold device. The device includes an internal crucible in a block with an open top. The lid includes a lower face with an elongated opening therethrough. The lid also includes an upper face with a circular opening therethrough whereby an axis of the circular opening passes through the elongated opening. A space between the upper face and the lower face of the lid is vented through a vent between the upper and the lower face.

Abstract: A pressure detecting apparatus is composed of a first case insert-molded with connector pins, and a second case made of metal. The first case and the second case are assembled together to form a pressure detection chamber hermetically sealed with an O-shaped ring sandwiched between seal surfaces of the two cases. The first case is formed by using a molding die that has a gate for injecting resin approximately in parallel with a seal correspondence surface for forming the seal surface of the first case.

Abstract: An anchor positioning assembly for use in casting a concrete panel. The anchor positioning assembly includes a void former, a cooperating cover and an anchor. The assembly may further include an adaptor insert for receiving anchors of variable shapes and sizes. The void former includes a body having first and second portions pivotally connected by a pair of hinge webs. A peripheral lip extends outwardly from the periphery of the void former. A cover includes a top plate having a reentrant edge defining a locking groove for releasably engaging the peripheral lip of the void former, thereby providing a seal between the void former and the cover. The cover includes a plurality of mounting apertures to facilitate securing of the cover to concrete formwork.

Abstract: Isoelectric focusing gels are cast in a rod-shaped casting mold split longitudinally into two halves, each half having a half-circle profile so that the combined halves form a completed mold that is tubular in shape with a circular cross section. Flat grooves are cut into the flat contacting surfaces of each of the mold halves, the grooves in direct opposition to one another to form a chamber of rectangular cross section extending the full length of the mold and open at both ends. One groove receives a flexible backing strip for the gel and the other serves as the casting chamber for the gel. Once the gel is cast in this mold, isoelectric focusing can be performed as if the gel were a tube gel, and the two mold halves are then readily separated to permit removal of the gel and its transfer if desired to a second dimension separation.

Abstract: Isoelectric focusing gels are cast in a rod-shaped casting mold split longitudinally into two halves, each half having a half-circle profile so that the combined halves form a completed mold that is tubular in shape with a circular cross section. Flat grooves are cut into the flat contacting surfaces of each of the mold halves, the grooves in direct opposition to one another to form a chamber of rectangular cross section extending the full length of the mold and open at both ends. One groove receives a flexible backing strip for the gel and the other serves as the casting chamber for the gel. Once the gel is cast in this mold, isoelectric focusing can be performed as if the gel were a tube gel, and the two mold halves are then readily separated to permit removal of the gel and its transfer if desired to a second dimension separation.

Abstract: A wall and rib form for forming a concrete building wall having a concrete rib protruding perpendicularly from a face of the wall along one wall edge includes a substantially horizontal platform having a platform upper surface defining a perimeter form bottom wall; a form perimeter wall on the platform surface defining a closed loop and having a rib forming segment along which the rib is to be formed which rises above the height of the remainder of the perimeter form side wall to the desired height of the concrete rib, and defines one wall of an overpour trough structure provided along the rib forming linear segment of the perimeter wall.

Abstract: An apparatus and method for shaping and molding material having two sidewalls, two end walls, a bottom and at least one partition. The two sidewalls have grooves spaced at predetermined intervals on an inside surface for receiving a partition and a bottom ledge for retaining the bottom. The inside surface has a plurality of openings sized for receiving holding members and may have a variety of shapes. The bottom is shaped to mate with the shape of the inside surface of the sidewalls. The two end walls include locking mechanisms for holding the various components of the apparatus together.

Abstract: An anchor positioning assembly for use in casting a concrete panel. The anchor positioning assembly includes a void former, a cooperating cover and an anchor. The assembly may further include an adaptor insert for receiving anchors of variable shapes and sizes. The void former includes a body having first and second portions pivotally connected by a pair of hinge webs. A peripheral lip extends outwardly from the periphery of the void former. A cover includes a top plate having a reentrant edge defining a locking groove for releasably engaging the peripheral lip of the void former, thereby providing a seal between the void former and the cover. The cover includes a plurality of mounting apertures to facilitate securing of the cover to concrete formwork.

Abstract: A wall and rib form for forming a concrete building wall having a concrete rib protruding perpendicularly from a face of the wall along one wall edge includes a substantially horizontal platform having a platform upper surface defining a perimeter form bottom wall; a form perimeter wall on the platform surface defining a closed loop and having a rib forming segment along which the rib is to be formed which rises above the height of the remainder of the perimeter form side wall to the desired height of the concrete rib, and defines one wall of an overpour trough structure provided along the rib forming linear segment of the perimeter wall.

Abstract: An adjustable reinforcement insertion guide is installed within the slip form mold of a mobile concrete slip form machine, for guiding steel reinforcement screens into the mold interior during the casting of continuously poured concrete barrier walls (i.e. “Jersey Walls”). The guide is vertically adjustable, in order to clear curbs, open cut joints, etc, as required. Additional adjustment is provided for a series of laterally adjustable outlet panels on the back of the guide, which provide additional accuracy and adjustment in guiding the steel mesh or screen which passes through the guide. The guide is fixed to the mobile slip form machine (with the exception of the vertical adjustment of the guide relative to the slip form machine), and travels with the machine as fresh concrete is introduced into the slip form mold of the machine.

Abstract: A transport anchor for embedding in prefabricated reinforced concrete parts has an anchor shaft having a first shaft portion and a second shaft portion. The first shaft portion can be anchored in the concrete and has a support with at least one spacer projection for maintaining a spacing to a formwork wall. The second shaft portion projects from the concrete and has an engagement head. A prism-shaped formed member has two shell parts and surrounds the engagement head. A removable recess member encloses the engagement head during casting of the concrete. The removable recess member has a hub portion to be seated on the prism-shaped formed member.

Abstract: A concrete footing for the construction of a wall is created by the placement of a guide member with a series of very large holes, which is supported with adjustable threaded stake supports. This guide is situated along a location which will become the top surface of that footing, typically within the confines of a footing trench. Concrete is conventionally placed via a pump through the large holes thus filling the trench void up to the guide element underside. Adjacent guides are attached with plastic connectors which also fixture vertical reinforcing elements which disassemble to strip guides, typically immediately after concrete has been placed.

Abstract: A removable anchor positioning insert for forming a recess in a face of a concrete structure and for the simultaneous positioning of an anchor within the recess. The insert includes a resilient body having an upper surface connected to an arcuate lower surface by front and rear surfaces. An anchor placement channel extends within the body intermediate the upper face and the lower surface and includes a channel apex connecting first and second receiving bores. The first and second receiving bores extend in a downward direction from the channel apex toward the lower surface and include front and rear outlets opening adjacent the front and rear surfaces. A slot extends downwardly from the placement channel to the lower surface. The first and second receiving bores include engagement surfaces for engaging outer surfaces of first and second legs of the anchor. The first and second legs of the anchor extend downwardly from an anchor apex.

Abstract: A universal bracket holds an object in place on the inside surface of a mold frame while settable material in a fluid state is poured into the frame and allowed to harden so that thereafter the frame and bracket can be removed to produce a fixed structure in the shape of the frame with the object embedded on the face of the fixed structure. The universal bracket has a plurality of wall members interconnected to form a shape corresponding to the outline of the object to be held by the bracket. Each wall member has an inside lateral continuous surface for engaging an outside lateral surface of the object. Each wall member also has an outside lateral continuous surface with an alternate pattern of lands and slots. The alternate pattern begins with a land at one end of the wall member and ends with a slot at the other end of the wall member. The land end of each wall member is adjacent to the slot end of the adjacent wall member of the bracket.

Abstract: A method and assembly (20) to form a cast concrete panel (21). The assembly (20) has end beams between which tendons (23) can pass. The beams need to be able to support tensioning of the tendons. Transversely extending form members (25) cooperate with form members (27) to enclose a space to receive concrete to form the panel (21). The tendons (23) pass through the space.

Abstract: A mold for joining conductors such as stranded cable to each other and to other elements such as a ground rod is formed of two or more parts. The mold formed by the parts includes a weld chamber. Exothermic welding material in a crucible above forms molten metal which drops into the weld chamber through a tap hole. The mold includes sleeving passages extending upwardly at an angle from horizontal to exit the mold well above the level of molten metal forming the weld. The sleeving passages extending upwardly at an angle from the weld chamber, or as a V with two symmetrical passages, are preferably larger than normal passages and accordingly will accommodate a wide variety of cable sizes without interference with or abrasion of the sleeving passages. This enables one mold to accommodate more sizes, avoids the use of packing, adapter sleeves or shims, and maintains the weld chamber well vented.

Abstract: A disposable object form line for use in horizontal casting of building panels from settable material in which at least one side has an exposed face of embedded objects. The object form liner is comprised of a thin support sheet having an adhesive coating on one side. A closed cell plastic grid having ridges which define openings sized to fit the outer perimeter of the intended objects is provided. The grid is adhered to the adhesive coating on the support sheet. Retarder strips may be inserted in each opening to prevent contamination of the face of the object during the pouring process. The form liner is placed in the bottom of a horizontal mold. The objects, such as bricks, are positioned in the openings provided in the layout form liner and the settable material is poured into the mold to form a construction panel. After setting, the panel and disposable form liner are removed from the mold and the liner is stripped from the panel to expose the objects embedded in the surface.

Abstract: An anchoring sleeve for receiving a screw in a concrete building element, consists of a tubular body (1) made of synthetic material and surrounded by a metal shell (8) which only partially covers the synthetic body (1) so that at least the lower end thereof is exposed and can be destroyed by dissolving or perforating it so that water can flow through.

Abstract: The mold includes a refractory body forming a weld chamber. Exothermic welding material in a crucible above forms molten metal which drops into the weld chamber through a tap hole or open top. The mold includes sleeving passages formed by projecting metal guide tubes extending upwardly at an angle from horizontal to a position above the level of molten metal forming the weld. In this manner, the molten metal is contained within the weld cavity of the mold without packing, adapter sleeves or shims. The guides extend upwardly at an angle from the weld chamber, or as a V with two symmetrical guides. The inside diameters of the guides are larger than normal passages and accordingly accommodate a wide variety of cable sizes without interference with or abrasion of the sleeving passages. This enables one mold to accommodate more sizes, avoids the use of packing, adapter sleeves or shims, and maintains the weld chamber well vented.

Abstract: An insert is described for attachment to a concrete railroad tie mold within an opening formed therein. The insert is adapted to releasably receive and position a railroad rail fastener with a head end positioned below the mold and an anchor part projecting into the mold. The insert includes an insert body including an outward peripheral edge surface shaped to fit within the formed first opening in the railroad tie mold, and an internal peripheral edge surface defining a fastener receiving opening, situated inwardly of the outward peripheral edge surface. The insert body further includes a top surface that is held in substantial coplanar relation to an adjacent mold bottom surface. A clip arrangement provided on the insert body functions to releasably secure the insert body to the mold with the top surface of the insert body being substantially coplanar with the bottom mold wall. An adapter may be provided on the mold to facilitate mounting and positioning of the insert on the mold.

Abstract: A mold assembly and method for lap welding a conductor to a vertical bar or rod features two vertically split mold parts having a major parting surface in which are formed a crucible, tap hole, sleeving for the conductor and a weld chamber. An offset parting surface forms a sleeving passage for the vertical bar or rod, and a portion of the weld chamber. The offset parting surface is formed in an interfitting tongue and groove which assists in the assembly of the mold parts.

Abstract: An exothermic welding apparatus and method uses a crucible which can be used with a variety of exothermic weld metal material volumes to produce welds of different sizes while maintaining the desired diameter to height ratio for each volume of exothermic material. In one embodiment, the crucible includes a double or two stage cavity. The crucible includes a somewhat smaller lower stage which reduces the diameter for smaller volumes. This lower stage may have two disk seats to isolate the two stages from the tap hole. A disk seat is provided for a larger disk between the two stages. The crucible may include a volume of exothermic material in the smaller lower chamber, the larger upper chamber, or a combination of both. In a triple stage embodiment, a wider variety of exothermic material volumes or masses may be accommodated, all while maintaining the desired diameter to height ratio for each charge. Although the desired ratio is approximately one, the ratio range should be maintained from about 0.5 to about 1.

Abstract: The invention provides apparatus for use in connection with the casting of bodies, e.g. of concrete panels, which are to contain within them one or more anchor members which extend towards the surface of the body and are accessible within recesses formed in said surface.

Abstract: Apparatus and method for constructing a manhole collar between an existing manhole cone and a precast manhole ring. The apparatus includes a circular slip form tube, tapered from a larger top diameter to a smaller bottom diameter; at least two support arms, radially extending from adjacent the top of the slip form tube for placement on a support surface, such as a road surface, to hold the tube at a selected height relative to ground level within a manhole cone; and a plurality of fasteners for attachment of a precast manhole ring about the exterior periphery of the slip form tube for supporting the ring at a selected height relative to the manhole cone and the roadway surface. The apparatus may include a concrete spill retention ring, placeable upon the top rim of the manhole cone and around the slip form tube to prevent concrete from entering the manhole cone.