Abstract: A semiconductor-chip exfoliating device for exfoliating a semiconductor chip 1 from an adhesive sheet 6 is provided. The device includes a backup holder 28 for holding the adhesive sheet 6 so that semiconductor chips 1 turn upward, a pair of needle pins arranged on a backside of the holder 28 to lift off the adhesive sheet 6 from the holder 28 through through-holes 31a, 31b in the holder 28 and a sliding unit 33 arranged on the backside of the holder 28 to slide one needle pin 30b in a direction to depart from the other needle pin 30a. By the sliding unit 33, the interval between the needle pins 30a, 30b can be changed so as to cope with a variation of semiconductor chips 1, 1A.

Abstract: A mold assembly for molding concrete blocks including at least one mold cavity including a plurality of liner plates forming sides walls of the mold cavity, wherein at least one of the liner plates is moveable between an extended position and a retracted position relative to an interior of the mold cavity. The mold assembly further includes a linear actuator having an actuator axis, a first drive linkage coupled to the linear actuator, and a second drive linkage coupled to the first drive linkage and positioned off-axis of the actuator axis and in mechanical communication with the at least one moveable liner plate, wherein the linear actuator provides forces in opposite directions along the actuator axis to the first drive linkage to drive the second drive linkage toward and away from the interior of the mold cavity to direct movement of the at least one moveable liner plate between the extended and retracted positions.

Abstract: An apparatus for preparing tostones, referred to herein as a tostonera, has a base member with an upper surface including a plurality of concave recesses therein and a relatively planar bottom surface. A first press member is connected to the base member along a first periphery, and has a plurality of punches equal in number and co-located with the plurality of concave recesses. The first press member hingedly connected to the base member is capable of engaging the base member when pressure is applied to the first press member. A second press member hingedly connected to the base member along a second periphery, has at least one depression therein. The depression within the second press member may be configured to permit either a series of tostones or an entire half banana to be pressed at a single time.

Abstract: A microstructure area (201) providing a first diffractive visual effect is produced on the surface layer (240) of a paper or cardboard substrate (230) of a product (200). In addition, a bulge (206) or a recess (207) having a second microstructure area (202) is produced on the surface layer (240), wherein a doubly curved portion (203) is located between the first (201) and the second (202) microstructure areas. Said combination of the bulge (206)/recess (207), microstructure areas (201, 202) and doubly curved portion (203) makes counterfeiting of the product (200) difficult and provides a special visual effect.

Abstract: The present invention relates to a double-conveyor type apparatus for manufacturing a floor mat adapted to be disposed on a floor surface in an operating room in an industrial site, in various buildings or vehicles, or in an office room or house so as to reduce the impact or load transmitted to a human body and to prevent the sliding thereon, wherein the double-conveyor type apparatus includes a double-conveyor system having upper and lower conveyors formed of a plurality of unit upper and lower molds standardized to a given size and in series connected to each other is operated to allow a material of the floor mat to be passed thereon, thereby manufacturing the floor mat, such that the mass production of the floor mat can be simply and rapidly achieved to enhance the productivity.

Abstract: A pressing tooling machine, including one or two punches, a die including sectors that can separate from each other but are connected to a shared primary portion, and a ring surrounding and holding the sectors, against which it is adjusted by tapered surfaces, and the altitude of which varies owing to the rotation of a crown provided with a surface in relief. When compression is finished, stripping is preceded by a slight separation of the sectors, which makes it possible to release stresses in the compressed piece and avoid many risks of damaging the piece. The sectors are made resistant by inserts made from a hard material, generally removable and able to be machined to an exact profile of the pieces to the formed.

Abstract: In one aspect of the present invention, a cartridge assembly for connection to the frame of a high-pressure, high-temperature press comprises a front end comprising a back-up intermediate and coaxial with an anvil and a piston, the anvil comprising a proximal end in contact with the back-up and a distal end that forms part of a pressurized chamber within the frame, the back-up comprising a proximal end comprising a first diameter proximate an interface with a distal end of the piston, and a distal end comprising a second diameter proximate an interface with the proximal end of the anvil, the back-up comprising one or more circumferential reliefs disposed on the first diameter.

Abstract: A stamping mold includes a base, a mold holder and a stripper. The base defines a first through hole and includes a protruding block. The mold holder defines a second through hole and a plurality of receiving holes, and each receiving hole receives a mold insert and selectively corresponds to the protruding block. The mold holder is located on a top of the base and touches the protruding block. The stripper includes a cover defining a plurality of holes and a positioning shaft. The stripper is located on the mold holder via the positioning shaft passing through the second and the first through hole, and a free end of the positioning shaft is blocked under the base. The mold holder can rotate about the positioning shaft. When the stripper moves to a lowest location, the mold insert on the protruding block protrudes from the corresponding hole of the cover.

Abstract: Chucking mechanisms may include a plurality of chucking sections respectively connecting to a pressure control device to generate individual chucking forces. The individual chucking forces of the chucking sections may be varied by the pressure control device such that a magnitude of separation force is reduced for an imprint lithography system.

Abstract: A burger press includes a base having upward extending sidewalls, a lifter sized and shaped to fit within the base, and a plunger having a handle attached to a first side of a generally planar plate that is sized and shaped to fit within the base. At least one of a second side of the plunger plate and the lifter are shaped to include a surface feature selected from a plurality of ribs and a raised portion, the plurality of ribs and the raised portion being structured to press into a burger as the burger is formed in the burger press by compressing the burger between the plunger and the lifter.

Abstract: A die plate for the rotor of a rotary tablet press comprising a plurality of die holes, with dies provided therein, arranged distributed in the circumferential direction of the die plate, and between every two adjacent die holes radially running bores, in each of which a fastening device is disposed for fastening the dies, characterized in that at least one fastening device comprises two clamping elements disposed opposite each other in a radial bore, and a tensioning device, wherein the clamping elements can be tensioned against each other in the radial direction using the tensioning device, wherein the clamping elements are pressed against the dies adjacent to the radial bore.

Abstract: A marking device comprises an outer shell in a cylindrical shape with a bottom surface attached to a molding device, a rotatable tube provided inside of the outer shell, an indicator connecting to the bottom of the outer shell and a support mechanism pushing up the rotatable tube from the internal space of the outer shell while the indicator and the outer shell are engaged with each other. The head of the indicator is formed in a frusto-conical shape tapered into the inside of the outer shell. The rotatable tube comprises an inner surface contacting to the outer surface of the head of the indicator, and an outer surface forming a frusto-conical head tapered into the inside of the outer shell from a second carved marks. The outer shell comprises an inner surface contacting to the outer surface of the head of the rotatable tube.

Abstract: Forming equipment having carriages carrying lower molds that can improve the quality of a molded product by fixing a carriage carrying the lower mold at the forming station when forming is carried out. The equipment includes a forming press that molds thermoplastic sheet material H with a upper mold MU and lower molds MR, ML, wherein the equipment has two carriages TR, TL, each carrying a lower mold, which carriages can move to and from a position opposite to the upper mold at a forming station S, a carriage transport mechanism A that transports the two carriages independently by driving motors attached to each carriage, a carriage guide mechanism B having a pair of rails extending perpendicular to a pressing direction of the forming press, and a positioning device C to determine the position of a carriage at the forming station that engages with the carriages.

Abstract: A platen for supporting a mold portion in an injection molding machine comprises a mounting plate having a front face for supporting a mold portion, and a rear face spaced apart from the front face. The mounting plate has vertically spaced apart top and bottom horizontal margins, and horizontally spaced apart vertical margins. The vertical and horizontal margins generally intersect at four respective corners of the mounting plate. Four tie bar connection bosses are affixed to the rear face. Each tie bar connection boss is positioned at one of the corners of the mounting plate. Four peripheral walls extend rearwardly from the rear face of the mounting plate for transferring a clamping load from the tie bar connection bosses to the mounting plate. Each peripheral wall has a length parallel to the front face and has opposed ends joined to respective adjacent ones of the tie bar connection bosses.

Abstract: A molding machine includes a plurality of operating die units that are arranged in series while die opening/closing directions of the operating die units are respectively matched with each other. The operating die units can be closed and opened by a common drive source. The molding machine may further include a plurality of replacement die units that are respectively positioned adjacent to the operating die units and are arranged in a direction perpendicular to the die opening/closing directions of the operating die units, and support bases that are capable of moving the replacement die units to die operating positions in which the replacement die units can be closed and opened by the drive source. The support bases are capable of moving the operating die units in the direction perpendicular to the die opening/closing directions thereof and to shift the same in positions different from original positions of the replacement die units.

Abstract: A press punch for pressing a powder includes a generally cylindrical metallic body and a polyurethane layer disposed around the metallic body. The metallic body has a nominal outside diameter and a generally flat bottom face. The polyurethane layer is disposed around the metallic body such that a bottom of the polyurethane layer is flush with the generally flat bottom face of the metallic body and an outside diameter of the polyurethane layer is substantially the same as the nominal outside diameter of the metallic body. In another embodiment, the outside diameter of the polyurethane layer is greater than the nominal outside diameter of the metallic body.

Abstract: A molding apparatus includes a first mold half, a first mold core, a second mold half, a second mold core and a plurality of spacers. The first mold core is received in the first mold half and has a first molding surface. The second mold half includes a receiving cavity defined therein and a plurality of parallel grooves angularly equidistantly spaced from each other. The second mold core is received in the receiving cavity and has a second molding surface facing the first molding surface. The first and second molding surfaces are configured for cooperatively defining a molding cavity therebetween. The spacers are configured for being selectively disposed in the corresponding grooves. Each spacer is configured for being sandwiched between the second mold half and the second mold core. The spacers are configured for aligning the second molding surface with the first molding surface.

Abstract: A robotic system for forming features in orthodontic aligners includes a control system, a platen for three-dimensional positioning of the aligner, a heating station for selectively heating a small region of the aligner, and a thermoforming station for manipulating the heated region to form a desired feature in the aligner. Optionally, a laser cutting and trimming station can also be included to trim excess material from the aligner or to cut features into the aligner. The control system can include a processor with CAD software to enable a user to design features for aligners.

Abstract: A molding device for pre-shaped plastic films has a body, a platform and a driving shaft. The body can be rotatably mounted in a pre-shape machine and has an annular side surface and a top opening. The platform is detachably mounted in the top opening of the body. The driving shaft is mounted longitudinally through the body, movably extends longitudinally relative to the body and has an end attached securely to the platform to selectively raise the platform to lift a pre-shaped plastic film from the body. Accordingly, the plastic films can easily be separated from the platform, and to manually separate the plastic film from the molding device is unnecessary to prevent the plastic films from being damaged.

Abstract: A method and apparatus for a calendering system is provided to allow for fine gauge adjustment of the product. The calender system has a first and second roller each having a first and second end mounted in opposed end supports. The end supports each have an inlet and an outlet in fluid communication with one or more internal passages, wherein a heat transfer medium may be circulated through the one or more internal passages. The heat transfer medium may either heat or cool the internal passages of the end supports, resulting in the respective increase or decrease in the gauge of the product.

Abstract: A machine for molding containers, comprising a unit for extruding plastic tubes, a blow-molding unit, a mold for containing containers which is formed by two half-molds movable, upon operation of associated first actuator, in a longitudinal direction (X-X) and symmetrically with respect to a fixed axis (Z-Z) perpendicular to said longitudinal direction, the unit formed by the mold and by the associated first actuator being movable, upon operation of second actuator, in a transverse direction (Y-Y) from a first position where it is substantially aligned with the extrusion unit into a second position where it is substantially aligned with the blow-molding unit and vice versa, said first actuator for operating the half-molds in the longitudinal direction comprising at least one motor, the shaft of which has, keyed thereon, a cam for actuating a pair of connecting rods which are arranged in-line and are respectively connected to the first half-mold and to the second half-mold.

Abstract: A pattern template includes a flexible substrate, a template mold formed on the flexible substrate to include a pattern, and an alignment mark, the alignment mark has a greater refractive index than that of the template mold. The template is manufactured by providing a master template including a pattern area, coating resin for mold in the pattern area, forming a template mold by installing a flexible plate on the resin for mold and curing the resin for mold by radiating UV rays, separating the template mold and the master template, coating a metal thin film on the template mold, and forming an alignment mark at both sides of the template mold.

Abstract: The present invention is directed towards a chucking system, including, inter alia, a body having a surface with a pin extending therefrom having a throughway defined therein, and a land surrounding the protrusions defining a channel between the pin and the land. In a further embodiment, the body comprises a plurality of protrusions.

Abstract: A continuous production system for fabricating composite articles from a moldable material includes, in an exemplary embodiment, a pair of opposed closed loop cleated belt conveyors spaced apart a predetermined distance. Each cleated belt includes a plurality of cleats, and each cleat includes a notch. The forming system also includes a pair of opposed endless profile mold belts positioned at least partially between the pair of cleated belts. The mold belts are located at least partially in the notches of the cleats.

Abstract: A mold structure (100) includes a press board (20), a lower mold (10) and at least one locking mechanism (40) configured for locking the press board to the lower mold. The at least one locking mechanism includes a locking element (41), a slidable block (46) and a driven apparatus (42). The locking element engages with the press board and the lower mold along a first direction. The locking element defines a locking hole (4124). The slidable block engages in the locking hole along a second direction. The driven apparatus drives the slidable block to move along the second direction for pressing the press board to the lower mold along the first direction.

Abstract: A device (4) for transferring a pattern to an object (2). The invention relates especially to production of micro and nanostructures. The device comprises an alignment means (10) arranged in connection with a first contacting means (7) for controlling the motion of the first stamp (8) in a direction perpendicular to the pressing direction (A), and a second contacting means (11) having a second stamp (12) adapted to imprint a second pattern in the second surface (6) of the object (2), and a pressing means (9) further adapted to press the second stamp (12) into contact with the second surface (6) of the object (2) in the pressing direction (A). Hereby is obtained a device of a simple design, which has a high accuracy of the alignment of the stamps in relation to the object.

Abstract: A rotary press with a stand, a rotor rotatably mounted around a vertical axis in the stand and being driven, which has an upper and a lower compression punch accommodation for upper and lower punches which co-operate with bores of a die plate of the rotor, and upper and lower control cam elements which can be detachably fastened on a cam carrier of the stand and which guide heads of the compression punches by means of control cams during the rotation of the rotor, characterized in that at least one control cam element, guiding the compression punch heads radially outside or radially inside, can be detachably fastened on the carrier and can be moved radially away from the punch heads when the fastening means is detached, so far that by-passing the punch heads, it can be taken out parallel to the axis of the rotor, towards the upside or towards the bottom side, respectively.

Abstract: A molding device for pre-shaped plastic films has a body, a platform and a driving shaft. The body can be rotatably mounted in a pre-shape machine and has an annular side surface and a top opening. The platform is detachably mounted in the top opening of the body. The driving shaft is mounted longitudinally through the body, movably extends longitudinally relative to the body and has an end attached securely to the platform to selectively raise the platform to lift a pre-shaped plastic film from the body. Accordingly, the plastic films can easily be separated from the platform, and to manually separate the plastic film from the molding device is unnecessary to prevent the plastic films from being damaged.

Abstract: An assembly, for stripping a medium from a mold cavity according to one embodiment of the present invention, may include a stripper shoe, a head structure, and a plunger component attaching the stripper shoe to the head structure. The plunger component may have an elongated body, a first portion with a first end, and a second portion with a second end. The second portion may be substantially perpendicular to the first portion and have an opening configured to facilitate fastening the stripper shoe to the second portion of the plunger component.

Abstract: A heat insulating stamper is disclosed. The heat insulating stamper includes an uppermost section made of a metal material, a lowermost section made of the same material as the uppermost section, and a middle section having a heat conductivity lower than the uppermost section. The middle section includes the same metal material as the uppermost section and the lowermost section, and heat insulating portions.

Abstract: A method and apparatus are disclosed for separating a stamper from a patterned substrate. The method includes providing a substrate having a top and a bottom with an opening therein, providing a support mechanism configured to retain the substrate, providing a stamper having a formed pattern and configured to come in contact with the top of the substrate, wherein a chamber is formed within the opening of the substrate when the stamper is in contact with the substrate, providing a channel directed toward the chamber to introduce pressurized air into the chamber, and directing pressured air through the channel to the chamber to initiate separation of the stamper from the substrate. In certain embodiments, the pressurized air may be directed toward an opening in the substrate, such as a central ID hole in a disk. The disk may be incorporated within a storage device as pattered magnetic media.

Abstract: A method of aligning die and stamping substrate for nano-imprint lithography is described. The method includes aligning the die by linearly displacing the die along a first axis using a first flexure member and pressing the die along a second axis substantially perpendicular to the first axis while maintaining coupling of the die with the first flexure member.

Abstract: Mounting device for a flexible constructed retainer means for retention of a casting upper part in a concrete casting machine of the type which typically is used for the production of casting items in the form of concrete blocks for pavements and wall constructions. Typically, two or three fixer flutes (10) are applied for each casting upper part, the length of the fixer flutes are adapted the depth of the casting upper part. In the invention, a flexible mountable fixer flute (10) consisting of two identical halves (12) is described. When the height of these fixer flute-halves exceeds a certain height, spacers (14) are mounted by means of bolting. The design of the fixer flute (10) leaves a space where the forks of fork lift trucks can be passed through, thus using the fixer flutes to also lift the casting upper part.

Abstract: Apparatus and processes for block making that include a mold having a press foot disposed in vertically slidable arrangement within the mold. During a block making operation, the mold moves between positions, with the press foot remaining in the mold during movement. Because the press foot is part of the mold and not attached to a ram, a variety of blocks may be produced and stockpiled simultaneously. Also, perfect alignment between the press foot and the ram is unnecessary and easier to achieve than if the press foot leaves the mold, thereby simplifying the construction and operation of the machine and reducing the risk of damage.

Abstract: A molding die unit has a shell and a die. The die is located inside the shell. A die hole is formed in the die. The die has first and second portions. The first and second portions include their respective surfaces defining the die hole and facing each other. A first through hole is formed in the shell and penetrates so as to open in an outside surface and in an inside surface of the shell. A second through hole continuing to the first through hole is formed at a position corresponding to the first through hole and in the first portion. The second through hole includes a first region and a second region. The first region opens in a surface of the first portion facing the inside surface of the shell and has a first sectional area. The second region opens in the surface defining the die hole and has a second sectional area smaller than the first sectional area.

Abstract: An apparatus and method is provided for injection molding an ophthalmic lens mold section having an optical surface and a non-optical surface opposite the optical surface. The apparatus includes a non-optical tool assembly for forming the non-optical surface of the ophthalmic lens mold section. An optical tool assembly is in opposed relation to the non-optical tool assembly and together therewith forms a mold cavity for forming the ophthalmic lens mold section. In the preferred embodiment, the optical tool assembly includes a rotatably mounted core member and an optical insert removably secured the core member. The optical insert has an optical molding surface for forming an optical surface of the ophthalmic lens mold section opposite the non-optical surface thereof. A locking mechanism having, in a preferred embodiment, a locking pin selectively movable between a first position wherein the pin allows rotation of the core member and a second position wherein the pin prevents the core member from rotation.

Abstract: Apparatus including a collar for aligning opposing first and second tool sections such as mold halves during closing of the tool sections and a tool utilizing same are provided. Each apparatus includes a projection such as a solid pin integrally including a frustum-shaped tapered portion and a cylindrically-shaped guide portion. The apparatus further includes a bushing having an upper surface and a central opening with internal contours which are complementary to outer contours of the guide portion. The collar has a lower surface and a central opening which is aligned with the central opening of the bushing when the collar is mounted at a predetermined position on the bushing with the upper and lower surfaces in abutting engagement. The collar opening has internal contours which are complementary to outer contours of the tapered portion. The tapered portion of the projection and the collar guide and direct the tool sections into alignment as the tool sections close.

Abstract: An exemplary molding assembly includes: a first mold housing defining a first engaging hole; a second mold housing configured for attachment to the first mold housing; a containing block received in the first mold housing and defining a second engaging hole; a first core member received in the first containing block and having a molding surface thereon; a second core member received in the second mold housing for matching with the first core member; a first elongated adjusting member having a first portion locked by rotational engagement in the first engaging hole and a second portion in threaded engagement with the containing block; a second elongated adjusting member having a first portion locked by rotational engagement in the second engaging hole and a second portion in threaded engagement with the first core member. Lengthwise directions of the first and the second elongated adjusting members are oriented perpendicular to each other.

Abstract: The invention relates to a die table (10), for a rotary tablet press, comprising a rotating rotor (1) formed from the die table (10), a punch guide (5) for the upper punch (7) and a punch guide (3) for the lower punch (4). The die table (10) comprises several exchangeable dies (11) arranged concentrically around the rotational axis of the rotor (1) and aligned with the upper and lower punches (7, 4). According to the invention, the short set-up times for changing the press to other die shapes may be achieved, whereby the die table (10) comprise at least two recesses (12) and an insert piece (20) is exchangeably inserted in each of the recesses (12) which comprises several dies (11).

Abstract: A microimprint/nanoimprint uniform pressing apparatus is used to provide uniform imprinting pressure to a molding material layer between a substrate and a mold. The uniform pressing apparatus includes a uniform pressing unit for being directly in contact with the mold or the substrate, so as to allow each point to have equal pressure during imprinting and utilize a simple structure to transmit uniform imprinting pressure.

Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.

Abstract: The problem of a conventional press molder is insufficient rigidity of an annular cushion ring receiving inward force, which cannot prevent a lower portion of the cushion ring from deforming, i.e., bending and expanding outward. A press molder (1) according to the present invention comprises a die (2), a punch (3) and a cushion ring (5). The cushion ring (5) has a rib (51) which is a reinforcing structure so as to be prevented from being bent at the time of press molding, and the punch (3) is formed therein with a recess (31) which is a reinforcing structure a escape part so as to prevent the punch 3 from interfering with the rib (51) of the cushion ring (5).

Abstract: A device for mounting a mould in a machine (1) that comprises: a mould (2) composed of two half-moulds (2a, 2b), each of which comprises an active filtering portion (2ar, 2br) made of porous resin and a passive rigid structural portion (5, 6), shaped like a plate and integral with the active portion (2ar, 2br), and which can be joined to each other to form an internal cavity where the article of sanitaryware is formed; a mounting unit or platen (3, 4) for each half-mould (2a, 2b), placed opposite each other and movable towards and away from each other along a clamping line (S); the service plate (5) at least of the first half-mould (2a) is rigidly connected, in use, between the active portion (2ar) and the respective platen (3); the device at least comprises reference and quick connect means (7, 8) located in a region above the center of gravity of the first half-mould (2a), and acting at least between the platen (3) and the service plate (5) in order to fasten the first half-mould (2a) in a predetermined, ha

Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.

Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.

Abstract: A tire blade system for curing tires including a tire mold defining at least one slot, the slot defining a first recess and a second recess spaced by a bridge, the walls of the first and second recess being straight; a blade including a body exposed within the tire mold and an attachment assembly received in the slot, the attachment assembly including a first and a second prong spaced by a notch; and wherein the first prong includes a engaging edge and the second prong including an undercut edge, and when the blade is inserted into the slot, the engaging edge deflects the bridge toward the undercut edge to resiliently hold the blade in the slot.

Abstract: A gas-exhausting marking device that is easily attached to the molding device in an appropriate position where the marking device exhibit sufficient gas-exhausting effect. The upper surface and the bottom surface of the marking device according to the present invention are configured to be breathable to allow gas to flow therethrough.

Abstract: A mold assembly including a plurality of mold components configured to form a mold cavity having a desired shape, at least one of the mold components having a notch configured to form a set-back flange in a masonry block formed in the mold cavity, the notch having a depth. The mold assembly further includes a moveable flange plate and a drive assembly configured to extend the moveable flange plate into and retract the moveable flange plate from the notch within a desired range of distances so as to adjust the depth of the notch.

Abstract: The mold assembly (100) is provided including a mold plate (20), a mold core (30), an elastic member (40) and an adjusting member (50). The mold plate has a receiving cavity (25) and a receiving aperture (27) defined therein. The mold core is received in the receiving cavity. The elastic member, configured to restore the mold core to its previous position, is disposed between the mold plate and the mold core. The adjusting member is received in the receiving aperture, engaging with the mold core to drive the mold core to move relative to the mold plate.

Abstract: A rotor for a tablet press including an upper-ram receptacle for the upper rams and a lower-ram guide for the lower rams of the tablet press, as well as a retainer plate having a series of die-bores which are oriented towards the upper and lower rams wherein the retainer plate is composed of at least two ring segments which are adapted to be mounted non-positively and/or positively to the body of the lower-ram guide by means of a fixing device.