Abstract: A press cushion (7, 17, 27) for a hydraulic press (1) including a first layer (9, 19, 39) which is impermeable to fluids and includes an elastomeric material and fibers connected therewith; a second layer (10, 20, 40) connected with the first layer (9, 19, 39), wherein the second layer is also impermeable to fluids, wherein the first layer (9, 19, 39) is provided with a plurality of channels (15, 22, 28, 36) on its side oriented towards the second layer (10, 20, 40), wherein the channels include a material that is flow-capable at least at the operating temperature of the press (1). Additionally the channels (15) are closed fluid tight at least through the second layer (10, 20, 40).

Abstract: A laying device (28) that is configured to lay fiber pieces (40, 40?, 40?) has a flexible surface (164) that applies and presses the fiber pieces against a preform surface.

Abstract: A system and method to implement a molecular transfer lithography process is described. A destroyable nanopatterned template coated with functional material is attached to a removable carrier that is held suspended over a substrate, and a shaped pressure pad brings the functional material into contact with the substrate, initiating adhesion of the functional material to the surface of the substrate, and then detracting the pressure pad from the substrate. The substrate with destroyable template and removable carrier is then sent for further processing. In a preferred embodiment, the system and method are used to process a patterned polyvinyl alcohol template coated with a functional material that is thermal adhered to a substrate and after pressing, subjected to a water bath to dissolve away the template and carrier, leaving the functional material patterned on the substrate.

Abstract: An example tooling system for processing a workpiece includes a base, disposed about an axis. A press is axially aligned with the base. The press defines a pressing surface. A mandrel extends along the axis from the base toward the press. The mandrel is disposed at least partially in a first cavity defined by one of the base or the press. The first cavity defines a profile different from the workpiece and is arranged to receive the workpiece. The mandrel is arranged to be inserted into at least one pocket in the workpiece.

Abstract: An inflatable or gas-filled insulation panel comprises an envelope having two outer sheets sealed together along edges of the sheets and at least one of the sheets has an outer reflective surface. The envelope encases a plurality of internal films that include a polymeric film having a plurality of reflective stripes disposed thereon and spaced apart on the films. Seals are formed along the gaps or areas between the reflective stripes on the films by application of heat and pressure, which causes the films to seal to each other and the outer sheets at spaced apart intervals. A channel is formed between the outer edges of the films and the outer sheets, and a valve, disposed at an end of the panel, is in fluid communication with the channel for the injection of a fluid, such as an inert gas or air, to inflate panel.

Abstract: An apparatus for bonding substrates includes a base member having a top surface and a recessed region which is configured for receiving at least a first substrate. The apparatus also has a plurality of support members disposed over the top surface for supporting a second substrate peripherally over the first substrate. Each support member is configured to vary a separation between the first substrate and the second substrate. Moreover, a pressure bar is configured to cause a center portion of the second substrate to contact the first substrate while the support members maintain peripheral separation between the first substrate and the second substrate. In operation, a bonded region between the first and the second substrates is expanded radially from the center portion when the support members are positioned to reduce the separation between the first and the second substrates.

Abstract: A kicker wheel for folding and sealing the trailing edge of a folded article with sealing tabs. The kicker wheel can include a thin product support rail to support the article during activation of an air nozzle. The kicker wheel can also include a profiled tab swipe to fold and seal one or more tabs on the trailing edge of the article. The kicker wheel can be substantially cylindrical or can have an arcuate portion and a counterweight portion. One or more kicker wheels can be used in conjunction with an improved tabbing machine. The tabbing machine can include one or more air jets that along with the kicker wheel enable tabs to be applied to multiple sides of the article without turning or flipping the article.

Abstract: Mechanism for controlling pressure during the adhesive thermal compression bonding provides benefits of higher production yield, improved adhesive bonding performance and quality. Springs and pneumatic pistons are utilized to provide improved pressure control during the adhesive thermal compression bonding process. All production parts have certain geometric tolerances and automatically accommodating these tolerances increases production yield by reducing waste of incompletely adhesive bonded parts. The gaps caused by the parts tolerance are closed in a controlled manner using the mechanism and the pressure is controlled for effective adhesive bonding.

Abstract: A tool for pressing lower rim section of a receptacle wall and a receptacle bottom comprises an inner tool part and an outer tool part. The outer tool part essentially surrounds the receptacle at its lower end. The inner tool part comprises tool segments that are moveable relative to the outer tool part between a retracted and a pressing position, wherein in the pressing position the lower rim sections are pressed together by opposed pressing surfaces of outer tool part and inner tool part. To avoid any contamination of the pressing surfaces and also delamination of the lower rim section of the receptacle, at least one groove is formed in the pressing surface of the tool segment and/or of the outer tool part.

Abstract: Embodiments herein provide a co-molded sole for footwear, such as athletic shoes. Embodiments also provide a mold for manufacturing the co-molded sole. In various embodiments, the co-molded sole may include an outsole and a midsole. The outsole may be composed of an outsole material, and the midsole may be composed of a midsole material. The outsole and midsole may be co-molded together to form a unitary piece by the mold. The mold may include a lower plate, a middle plate, and an upper plate.

Abstract: A hot-press cushioning member 11a is configured so that an amount of compressed thickness deformation (a) is obtained by subtracting a compressed thickness (H2) of the hot-press cushioning member under a predetermined press-forming pressure from an initial thickness (H1), an amount of restored thickness deformation (b) is obtained by subtracting the compressed thickness (H2) from an uncompressed thickness (H3) of the hot-press cushioning member with the press-forming pressure released, and the (a:b) ratio ranges from 1:1 to 1:0.8.

Abstract: A press having oppositely arranged lower and upper master tools, at least one having an elongate pressing tool which is vertically displaceable in a groove in the master tool, and two lateral pressing tools arranged between the main surfaces of the master tools, on each side of the groove. The press also having at least two mold inserts, arranged on the pressing surface of at least one of the master tools, having the form of an elongate rod extending along substantially the whole of the longitudinal extent of the press and having a substantially U-shaped, outward-facing cross-sectional form, and which are displaceably movable, at least to a limited extent, along the horizontal pressing surface of the master tool transversely to a longitudinal extent of the press, and at least one partition wall arranged between the mold inserts on the pressing surface of at least one of the master tools.

Abstract: Disclosed is a caulking tool used for a ring gear press-fit in the outer periphery of a flange of a differential case constituting a differential subassembly, in order to caulk a caulking portion provided on at least either end of the flange in the axial direction, with respect to a plurality of notches formed in at least either end of the ring gear in the axial direction. The notches are formed along the inner periphery of the ring gear. Each notch has a bottom part slanted at a predetermined angle with respect to the radial direction of the ring gear, and a plurality of protrusions which correspond to the notches and are projected from the slant portion, in order to press the caulking portion in the axial direction of the ring gear.

Abstract: A heat-seal device generally includes a heat source, a thermal conductor, which encapsulates at least a portion of the heat source and is capable of transferring heat from the heat source, and a thermal insulator, which substantially surrounds the thermal conductor but leaves a portion thereof exposed, the exposed portion of the thermal conductor providing a heat-seal contact surface, which is adapted to be brought into contact with a material to be sealed.

Abstract: A bonding apparatus has an upper chuck and a lower chuck for holding wafers. The upper chuck is configured such that the center portion is bent to be convex when pressurized with a predetermined pressure. On the bottom surface of the lower chuck, there is an insulating ring formed of a combination of a plurality of insulating members to support the periphery of the lower chuck. The bottom surface of the insulating ring is supported by a support ring formed of a combination of a plurality of supporting members. The supporting members and the lower chuck are fixed by a bolt provided for each of the supporting members. The bolt is inserted through a through hole and a through hole which are formed in the insulating members and the supporting members, respectively, the through holes having a diameter larger than a diameter of the bolt.

Abstract: A pressing module for the press-forming and curing of impregnated conductor bars for large electrical machines, such as for example hydro generators, can be distinguished by an improved closing system for applying the pressing pressure, and a pressing apparatus equipped therewith, the handling of which involves significantly reduced work. A pressing module (1) has a pressing vat (2) for applying a horizontal pressing force and a pressing yoke (3) for applying a vertical pressing force. The closing units (6) and (7) for applying the horizontal and vertical pressing forces have a housing (20), which receives, slidingly mounted therein, a pressing piston (21), which is in operative connection with an axially fixed, rotatable threaded bolt (27) in such a way that a turning movement of the threaded bolt (27) brings about an axial movement of the pressing piston (21). An axial bearing (3), supported on a spring assembly (35), provides a flexible mounting of the pressing piston (21).

Abstract: A stamping device for stamping a nanotube network onto a target substrate is disclosed. The device comprises a template structure having a support structure formed on or attached to a substrate, and a plurality of nanotubes being supported by the support structure and engaging a plane which is spatially separated from the substrate.

Abstract: In a press method, a housing is placed on a carrying table, and a panel is placed on a movable platform, and then a first driving unit is used for driving the movable platform to extended from an opening of a housing into the housing, such that the panel is fixed to a position corresponding to the window without touching an internal surface of the housing, and finally a press machine is used for driving the housing and the movable platform to engage with each other, such that the panel is combined with the interior of the housing for sealing the window. Therefore, the panel can be combined into a cramped space of the housing to overcome the defective issue of the prior art. In addition, a press tool adopting the press method is provided.

Abstract: A split crimper for use in a crimping assembly for engaging and heat sealing overlapping layers of a packaging material includes a first crimper portion having a crimping surface and a second crimper portion that is secured to the first crimper portion to form a crimper. Portions of the first and second crimper portions cooperate to define an interior cavity, and a heating element is disposed completely within the interior cavity.

Abstract: An efficient lamination presses can rapidly provide both heating and cooling, as well as pressure to resin sheets to create a laminate end-product. Specifically, an efficient lamination press can comprise one or more components and apparatus that can apply uniform fluid pressure across one or more platens. The one or more platens, in turn, can flex about one or more contours in a layup assembly. For example, an exemplary platen can comprise a plurality of coupled platen extensions, which can flex or otherwise adjust about each other to help create flexibility in the platen, and thus, uniform pressure across a laminate assembly.

Abstract: An efficient lamination presses can rapidly heat and precisely control the temperature of a laminate assembly to create final products with excellent structural and aesthetic properties. Specifically, an efficient lamination press can include a radiant heating assembly. The radiant heating assemblies can uniformly heat one or more platens using radiation. The platens in turn can comprise material having a high thermal conductivity, which can allow them to quickly transfer heat to a laminate assembly. The platens can further comprise one or more fluid channels that enable rapid cooling. The rapid heating and cooling capability can enable fast processing times for laminate panels at much lower energy levels than with conventional presses.

Abstract: An apparatus for forming a structural member includes a tool platform and a pressure platform that may be movable relative to one another between an open position and a closed position. The apparatus may include a tool against which the member may be pressed. The tool may be supported by the tool platform and may have an inner surface. The apparatus may include a pressure bladder configured to be pressurized for applying pressure to the member. The pressure bladder may be supported by the pressure platform for pressing the member against the tool. Also included may be a heating system for heating the tool and a tool liner in thermal contact with the inner surface for distributing heat thereto.

Abstract: A welding system for heat welding a component to the contact surface workpiece is provided with a carriage and a component holding positioning unit and workpiece melting unit. The component holding unit and workpiece melting unit each include a respective hooked-shaped holding arm assembly and an associated support assembly used to secure and movably mount the holding arm assembly and an associated support assembly used to secure and movably mounted the holding arm assembly to the carriage. A heating or welding unit is mounted towards a distal end of the holding arm assembly, and which is operable to melt the contact surface when moved thereagainst. The component holding unit is provided with a component holder operable to fixedly grasp or release the selected component in its mounting to the workpiece.

Abstract: A component coupling apparatus for mounting a component to an internal contact surface of a hollow workpiece which includes a positioning unit and at least one component holding unit. The component positioning unit includes a processor having memory which pre-stores data representative of a workpiece target feature and an access opening therein. The component positioning unit includes a 3D laser scanner/digitizer which is movable to scan the exterior surface of the workpiece and identify the axial centers of the access opening and target feature, and calculate the distance and/or directional vector therebetween. The component holder unit includes component holder supported on a support arm. The component holder releasably secures the component to be joined to the workpiece, and is sized for insertion at through the access opening to move the component into alignment with the contact surface.

Abstract: A manufacturing device used when manufacturing composite material through the RTM method and the vacuum assisted RTM method and provides a manufacturing device which is capable of manufacturing a laminate excellent in the handling property and formability continuously by making the manufacturing device of a laminate to be comprised of an adhesion device for partially adhering and integrating inter-layers of a laminate precursor in which two or more reinforcing fiber base materials having a resin material on a surface are laminated by the resin material to obtain a laminate, the adhesion device including a pressing tool and a plate tool arranged facing each other, the pressing tool including a pressing plate and a plurality of pressing pins, at least one of the pressing tool and the plate tool having a raising and lowering function, and at least one of the pressing tool and the plate tool having a heating function.

Abstract: A laminating body for laminating a foil onto a substrate includes a pressure area on which there is imprinted a structure which forms an embossing in the foil upon lamination of the foil onto the substrate.

Abstract: A gripper assembly for a tray sealing machine. The gripper assembly includes a carriage movable between extended and retracted positions; at least one gripper arm attached to the carriage and movable between gripping and releasing positions; and first and second independently operable drives separate from the carriage but coupled thereto via respective first and second drive train assemblies. The first drive train assembly is adapted to move the carriage between the first and second positions in response to the operation of the first drive, and the second drive train assembly is further adapted to cause the at least one gripper arm to move between the open and closed positions in response to operation of the first and second drives at differing speeds.

Abstract: A substrate bonding apparatus and method are provided. The substrate bonding apparatus may include a first support member that receives a first substrate, a second support member that receives a second substrate opposite the first support member, and a support pin located at the outside of the first substrate fixed to the first support member. The support pin may be connected to the first support member, and a distance adjustment device may move the support pin upward or downward to adjust the distance between the first support member and the second support member.

Abstract: A composite laminated structure is reinforced by inserting pins into a device for manufacturing a composite laminated structure. The device has a bottom guide on a composite laminated structure in a pre- or post-cured state. The device has first vertical pins that are inserted into the composite laminated structure. A top guide, on the bottom guide, has guide pins that are movable in a vertical direction at positions corresponding to the first pins.

Abstract: The present invention provides a device for transferring image-forming layers from a transfer foil to printing sheets. The device includes a coating device for applying the image-forming layer of the transfer foil to an image area on the printing sheet that has been provided with an adhesive patter such that the image-forming layer is separated from a carrier layer of the transfer foil.

Abstract: There is described a joining device (1) comprising a stamp which can be moved up and down between a lower working position and an upper loading position. For example a hot embossing film (14) and a substrate (13) arranged under the hot embossing film (14) can be arranged between the stamp and the support table (12). The support table (12) is mounted pivotably about two pivot axes which are perpendicular to each other and which are perpendicular to the axis of movement of the stamp (11) and is pivotable by means of adjusting devices (18) about the two pivot axes, wherein the stamp (11) forms a rigid support in the working position. Alternatively the stamp (11) is mounted pivotably about two pivot axes which are perpendicular to each other and which are perpendicular to the axis of movement of the stamp (11) and is pivotable by means of adjusting devices (18) about the two pivot axes, wherein the support table (12) forms a rigid support in the working position.

Abstract: An apparatus for use with multiple chips having multiple posts as to engage at least a portion of a surface of one of the multiple chips, a frame configured to releasably constrain each of the posts so that, when unconstrained, each individual post can contact an individual chip and, when constrained, will allow a uniform vertical force to be applied to the chips.

Abstract: An apparatus for use with multiple individual chips having a rigid plate, and a deformable membrane located on the plate, the deformable membrane having a thickness sufficient to allow the deformable membrane to peripherally conform to each of the individual multiple chips irrespective of any difference in height among the multiple individual chips and to prevent each of the multiple individual chips from moving in a lateral direction, the deformable membrane being configured to uniformly transfer a vertical force, applied to the rigid plate, to the chips so as to bring, under pressure, a bonding surface of each individual chip into contact with a bonding surface of an element to which the individual chips will be bonded during a connect and release cycle without causing damage to the individual chips or bonding surface.

Abstract: A heat sealing jaw for use in cooperation with an opposing backing jaw for sealing layers of film together is described. The heat sealing jaw may be suitable for forming an easy-open feature on a packaging pouch used to contain flowable material. In certain embodiments the heat sealing jaw comprises a jaw body, a heat sealing element secured to the jaw body, a support surface for clamping the layers of film together against the opposing backing jaw, and, a heat sink coupled to the heat sealing element for inducing a temperature gradient along a sealing face of the heat sealing element. The sealing face may have a protrusion for forming a notch within the layers of film. Related apparatuses and methods are also described.

Abstract: An apparatus for mounting planar components onto a pad for a seat is disclosed.

Abstract: An apparatus for providing uniform axial load distribution for laminate layers of multilayer ceramic chip carriers includes a base plate configured to support a plurality of green sheet layers thereon, the base plate having at least one resiliently mounted load support bar disposed adjacent outer edges of the base plate. The load support bar is mounted on one or more biasing members such that the top surface of the support bar extends above the top surface of the base plate by a selected distance.

Abstract: A split crimper for use in a crimping assembly for engaging and heat sealing overlapping layers of a packaging material includes a first crimper portion having a crimping surface and a second crimper portion that is secured to the first crimper portion to form a crimper. Portions of the first and second crimper portions cooperate to define an interior cavity, and a heating element is disposed completely within the interior cavity.

Abstract: An apparatus for welding a first plastic sheet to a second plastic sheet is provided. The apparatus includes an elongate die including a channel extending longitudinally along the die's welding face. In combination with a plate and a high frequency alternating current generator, the die and the plate are operable to compress the first and second plastic sheets in an overlapping arrangement and generate a high frequency alternating electromagnetic field between the die and the plate and weld the first and second plastic sheets to one another. The depth of the die channel prevents the formation of an electromagnetic field that is strong enough to weld the first and second plastic sheets in an area between the die channel and the plate. A die for use in such an apparatus and a method of use thereof are further provided.

Abstract: A method of manufacturing a panel, the panel comprising a composite skin and at least one composite stiffener, the method comprising: positioning first and second mandrels on opposite sides of the stiffener; positioning first and second compaction tools on opposite sides of the skin; and compacting the skin between the first and second compaction tools by moving one or both of the compaction tools, wherein the movement of the compaction tool(s) causes the first and second mandrels to move towards the stiffener along inclined paths so as to compact the stiffener between the mandrels.

Abstract: An inflatable or gas-filled insulation panel comprises an envelope having two outer sheets sealed together along edges of the sheets and at least one of the sheets has an outer reflective surface. The envelope encases a plurality of internal films that include a polymeric film having a plurality of reflective stripes disposed thereon and spaced apart on the films. Seals are formed along the gaps or areas between the reflective stripes on the films by application of heat and pressure, which causes the films to seal to each other and the outer sheets at spaced apart intervals. A channel is formed between the outer edges of the films and the outer sheets, and a valve, disposed at an end of the panel, is in fluid communication with the channel for the injection of a fluid, such as an inert gas or air, to inflate panel.

Abstract: A method for manufacturing a solar cell module for a vehicle sunroof is disclosed, in which a solar cell is cut into multiple pieces so that it can be closely adhered to a curved glasses of a sunroof which is generally installed at an intermediate portion of a vehicle roof so as to provide a driver with an air circulation effect in the interior of a vehicle and a fresh driving feeling with its open environment. A solar cell module for a sunroof is manufactured based on a high temperature and vacuum compression work using a laminator as an EVA film adhering unit. So, it is possible to easily perform a laminating work for adhering a sunroof curved glass and a solar cell as compared to a conventional art in which it is not easy to perform the above work.

Abstract: Provided is a seed crystal fixing device 1 for fixing a seed crystal 9 to a seed crystal placing part 3 of a reaction vessel with an adhesive interposed in between. The seed crystal fixing device 1 includes: a chamber 10 capable of installing the seed crystal placing part 3 in the inside thereof; and a flexible pouched body 16 placed on an upper surface of the chamber 10. The flexible pouched body 16 is inflated with a delivery of gas and is deflated with an exhaust of the gas. The flexible pouched body 16 is configured to come into contact with a surface of the seed crystal 9 when inflated, and thereby applies pressure uniformly across the entire surface of the seed crystal 9. The upper surface of the chamber 10 forms convex shape towards the seed crystal placing part 3, and thereby uniform press-bonding of the seed crystal 9 to the seed crystal placing part 3 is accomplished.

Abstract: The present invention relates to a pressure application device for curing an adhesive on a component, particularly components of complex geometries. The device comprises a pair of jaws, at least one spring recessed into a cavity defined within the first jaw, and a cap. A first end of a spring partially extends into the cavity and a second end of the spring contacts the cap. When force is applied to the cap, the cap transmits the force through the spring to the first jaw. In order to limit the separation of the cap from the first jaw, a retainer is used.

Abstract: A semiconductor chip bonding apparatus maintains a semiconductor chip in a parallel state with respect to a lead frame when applying a bonding load.

Abstract: A flattening mechanism for dry film laminator includes a lower member connected to a dry film laminator. The lower member has a base portion formed thereon. The base portion has a plurality of air holes defined therein. The lower member has a lifting holder movably disposed thereon for holding a wafer. The wafer has a dry film disposed thereon. An upper member is movably disposed above the lower member. The upper member has a pressing portion disposed on a bottom thereof. The pressing portion has a steel plate disposed thereon and a first electric heating layer mounted on a top of the steel. A release film is movably guided between the upper member and the lower member, such that the wafer is lifted to press against the steel plate via the release film for enhancing a lamination of the dry film to the wafer and flattening the dry film.

Abstract: Tooling aids for applying pressure in laminating, and methods for their use, are described herein. In one embodiment, a caul for applying pressure in laminating includes a base portion positioned between first and second corner portions. The base portion can have a curved shape when it is in a relaxed state, but it moves to a flatter shape when subjected to pressure during lamination. Movement of the base portion to the flatter shape causes the first and second corner portions to move outwardly and away from the base portion. In this manner, the caul can be used to compact laminating materials into corner regions of a corresponding female mold surface.

Abstract: The present invention is related to a shock-absorbing packing material inflated with air and to an apparatus for manufacturing the shock-absorbing packing material. As polystyrene plastic typically used for a shock-absorbing material becomes difficult to use because of environmental pollution, a shock-absorbing means that are formed by compiling plastic films or sheets, bonding them using heat or high frequency waves, and then inflating it by injecting air between the films are often used. However, it was difficult to develop an apparatus for manufacturing these shock-absorbing means with substantially high economical efficiency. Accordingly, the invention provides an apparatus for manufacturing a shock-absorbing material with economical efficiency, and enhanced productivity without looseness or extension, as the plastic sheet or films rolled on a plurality of rolls are bonded by heat at a constant interval while unrolling them.

Abstract: The present invention relates to a hot pressing tool and a hot pressing apparatus having the same. According to the present invention, a hot pressing head attaching an anisotropic conductive film (ACF) on a liquid crystal display (LCD) substrate and a heater block supplying heat to the hot pressing head have the same thermal expansion coefficient, and the heater block is provided with a hot pressing tool connected to a moving block by connection units. Also, there is provided a hot pressing apparatus, including the hot pressing tool, which is provided with a support capable of attaching the LCD substrate on the ACF and a transfer instrument. Thus, according to the present invention, the operation can continue with almost no deterioration of the oblateness of the hot pressing head. Also, since the hot pressing apparatus has the structure of connecting the heater block and the hot pressing head together simply by the combination bolts with no need for adjustment bolts, it can be easily manufactured.

Abstract: It is intended to provide a method of producing thermally fused synthetic resin members for medical use which makes it possible that, in the case of thermally fusing synthetic resin members for medical use, for example, a relatively soft thermoplastic tube constituting an AVF needle with another part being harder than the tube such as a needle base (hub) of a wing needle, or a part provided with a fitting connector being harder than the tube (for example, a blood circuit, an extension tube, an infusion set or the like), the connecting parts of the thermoplastic tube member and the other member harder than the thermoplastic tube member can be quickly and uniformly thermal-fused and the production process can be automatically and continuously performed while keeping a high productivity; and a production apparatus therefor.

Abstract: A panel clamping assembly (10) facilitates gluing wooden boards (12) edge-to-edge so that they will form a perfectly flat panel after the glue sets. The assembly (10) includes a plurality of vertically oriented platens (14) each having a leading edge (16). All of the leading edges (16) lie in a common vertical plane. Wooden boards (12) are gently pressed against the leading edges (16) of the platens (14) by opposing press bars (22). Press actuators (28) create compression between the press bars (22) and their opposing platens (14). Conventional bar clamps (40) are removably hooked into respective clamp saddles (54) flanking the platens (14) to provide distributed clamping pressure normal to the glue lines. The lower ends (44) of the bar clamps (40) are slidably captured in shaft guides (92). The clamp saddles (54) are mounted to an upper mounting board (86) through the convenience of a lip (82). Likewise, the lower shaft guides (92) are attached to a lower mounting board (96).