Abstract: A method for operating a rotary press, comprising a rotor rotatably driven about a vertical axis that has a die-plate and upper and lower rams which, while being guided vertically in guides of the rotor, interact with holes of dies in the die-plate wherein at least one compression station is provided and has an upper and a lower pressing roller past which the presser rams run along and by which they are moved towards the die-bore for the purpose of compacting the material in the die-hole, wherein the upper and lower rams are lifted subsequent to the compression procedure, causing the lower ram to eject a compact from the die and the compact to be stripped by a stripper in the direction of a discharge chute, characterized in that while an compact ejection procedure is under way the upper ram stands upright on top of the compact and is lifted therewith and the stripper seizes the compact laterally while the upper ram is still standing upright on top of the compact.

Abstract: Mold arrangement, comprising a blow-molding die arrangement arranged for receiving a preform and for expanding said preform to obtain a container, wherein a compression-molding die arrangement is associated with said blow-molding die arrangement, said compression-molding die arrangement being arranged for receiving plastics and for shaping said plastics to obtain a neck portion of said preform.

Abstract: PET drying apparatus for a machine used to produce PET bottles, comprising a unit in which the raw plastic is dried, before the plastic melting process, in which the PET is heated by using microwave energy and the PET is dehumidified by the outflow of the vented air that is recovered after the blowing process.

Abstract: A method and apparatus for vacuum thermoforming disposable drink cups lids. The method and apparatus include the step of imparting printing to the lids in two or more colors. The step of imparting printing to the lids is done while the lids are in contact with the vacuum thermoforming platen.

Abstract: An apparatus for moulding plastic preforms into plastic containers includes a plurality of moulding stations arranged on a movable carrier. The moulding stations each including blow moulds, within which the plastic preforms can be moulded into plastic containers by applying a flowable medium, as well as blow mould carriers for holding these blow moulds. The blow mould carriers include at least two blow mould carrier parts for opening and closing the blow moulds. The blow mould carrier parts are movable relative to each other. A clean room at least partially surrounds the individual moulding stations, and includes a locking mechanism that is at least partially located within the clean room for locking the two blow mould carrier parts together in a closed condition.

Abstract: A device for blow-molding containers, the device comprising a structure and a platform mounted to rotate on the structure about an axis of rotation, the platform being provided with blower members and with molds that are mounted under the blower members, each of which comprises a stationary mold portion and a movable mold portion that is movable by control means between an open position and a closed position for the mold, wherein the device includes blocking members for blocking the molds in the closed state, each blocking member comprising a strut mounted on the platform to move between a retracted position and a blocking position.

Abstract: A device for forming containers and a method for damped closing of a mould carrier unit and a base mould carrier of a blow mould for forming containers, includes at least one mould carrier unit for holding blow mould parts and a base mould carrier for holding a base mould and a base mould carrier lift device for moving the base mould carrier in conjunction with the movement of the mould carrier unit. The mould carrier unit has at least two mould carriers which surround the container to be processed at least during a moulding process. The base mould carrier covers a base area of the container to be treated. The base mould carrier lift device includes at least one first damping element for damping and limiting the vertical movement of the base mould carrier in relation to the mould carrier unit.

Abstract: Molding apparatus (1) comprising: a molding station (3) equipped with a machine (4) for molding containers (2) obtained from parisons of plastic material and drive components (5) of said machine (4); an isolation device (6) for the molding machine (4), suitable for defining a controlled-contamination environment (7) for housing the machine (4), said drive components (5) being situated outside said environment (7); at least one service section (19) having one or more points of access (19a) with seal-tight protection to enable adjustment, maintenance or size change operations to be performed inside the controlled-contamination environment (7); molds (11) fixed to said machine (4); tubular bodies (13) disposed partly inside and partly outside said environment (7), said tubular bodies (13) defining tubular cavities suitable for the passage of the drive components (5), in particular of drive members (12) for opening and closing the molds (11).

Abstract: An apparatus for treating containers such as, for example, liquid containers, may include at least one treatment unit, which treats the containers in a predetermined manner. The treatment unit may be moved along a specified path of travel. The apparatus may include a guiding cam, which is designed in such a way that it causes at least once along the path of travel a movement of the treatment unit in a direction extending vertically relative to the path of travel. The treatment unit may include a guiding element, which is at least at times in contact with the guiding cam, and wherein a force acting between the guiding element and the guiding cam varies at least at times along a specified area of the path of travel. In various aspects, the apparatus may include a force reduction device, which causes the force acting at a certain point of the area between the guiding cam and the guiding element to be reduced at least on average.

Abstract: A modular mold clamp assembly for use in a molding machine. The assembly has a frame with a base member and oppositely-facing end members, with the oppositely-facing end members having mounting areas provided thereon. First and second platens are movably mounted on the base member between an open and a closed position. The platens are mounted on the frame and are movable relative to the frame without transmitting forces to the frame. The frame, containing the platens, can be mounted or unmounted to the molding machine by the use of mounting hardware cooperating with the mounting area of the frame.

Abstract: The invention is directed a rotary molding machine having a wheel mounted for rotation on a pair of shafts positioned along the rotational axis of the wheel. A first shaft cooperates with a first turntable of the wheel and a second shaft cooperates with a second turntable. The first and second turntables extend transversely to the rotational axis. A plurality of modular mold clamp assemblies are positioned on the wheel, with each modular mold clamp assembly being moveable between an open and a closed position. Each modular mold clamp assembly has mounting areas which are mounted with respective mounting locations each turntable. The modular mold clamp assemblies provide the structure and rigidity between the turntables to help maintain the turntables in position relative to each other.

Abstract: A bracket for linking guide rods to a wheel of a vertical blow molding machine and a system for blow molding containers and a mechanism for opening and closing a pair of mold halves linked to the wheel of the vertical blow molding machine using the bracket, comprising a first portion and a second portion made of iron, a plurality of pivot apertures, and a plurality of guide rod apertures for receiving the guide rods.

Abstract: A method for transferring a plurality of preforms to a blow molding machine having a plurality of mold carriers, wherein each mold carrier is arranged to carry at least one multi-part blow mold, the method including the steps of transferring the preforms along a transfer section to the blow molding machine, opening at least one of the mold carriers as it reaches the transfer section, transferring at least one preform located at the transfer section to a holding element assigned to the open mold carrier, positioning the preform in the at least one blow mold of the mold carrier, closing the mold carrier with the preform positioned therein, wherein part of the blow mold in the closed state of the mold carrier being formed by the holding element, and repeating the previous steps for each of the preforms supplied to the blow molding machine via the transfer section.

Abstract: An apparatus comprises a blow-moulding mould arrangement arranged for expanding a preform to obtain a container, said blow-moulding mould arrangement comprising a die arrangement cooperating with a punch arrangement, the apparatus further comprising a compression-moulding mould arrangement comprising a further die arrangement cooperating with said punch arrangement for compression-moulding plastics to obtain said preform.

Abstract: The invention relates to a device for blow molding containers. The temperature of parisons, which are made of a thermoplastic material, is adjusted and the parisons are then molded in a blow mold under the effect of a pressurized medium to give containers. The blow mold which is composed of at least two blow mold segments is held in place by mold supports of a blow molding station (3) that is arranged on a supporting structure (41). A bottom part (7) is used in addition to the blow mold segments. Both the mold supports and the bottom part are arranged in such a way that they can be mechanically positioned. The mold supports and the bottom part are mechanically coupled to each other. One of the mold supports (19) is immobile and the other mold support is swiveled to the supporting structure.

Abstract: A machine (10) for blow molding containers (110). The machine (10) has a stationary flow head (26) located above a turntable (12) with molds (16) mounted on carriages (38). The carriages (38) are mounted on ramps (40) and are raised to remove containers (110) and are lowered from the flow head (12) using a closed loop hydraulic system actuated by a cam. A double rack-and-pinion assembly (78) guides opening and closing of the molds (16) and a locking system having locking shafts (94, 96) engaging apertures (98, 100) in a cross head (74) with pivoting locking keys (102, 104) movable into alignment with the apertures (98, 100) prevents inadvertent mold opening. A container transfer device (32) has inflatable bladders (140) which engage the interior of the containers (110) to prevent damage. Augmented cooling of the containers (110) in the mold (16) is provided by positioning the flow head (26) at an acute angle (28) to the transfer device (32).

Abstract: A method for changeover of a blow molding machine without a long dead time is disclosed. The blow molding machine includes a plurality of blow mold holders, each of which carries a multi-part blow mold. At least one part of the blow mold is connected with a media supply. At first, at least two working areas are being assigned at the blow molding machine. Different processes are carried out at each working area. The blow mold holder is opened at least at the first working area and/or the media supplies are released. The parts of the blow mold are removed from the blow mold holder at a second working area and are replaced with a blow mold of another type.

Abstract: A method and apparatus for vacuum thermoforming disposable drink cups lids including the step of imparting printing to the lids in two or more colors while they are in contact with the vacuum thermoforming platen.

Abstract: A machine for forming containers having a blowing module containing a drivable rotor, a heating module containing a drivable conveyor and feeding the blowing module, and a main drive which is associated with both the blowing and heating modules and which is adapted to be selectively operated either in a continuous mode or in a clocked mode. A power train includes a decoupling unit which is arranged between the rotor and the conveyor and which is selectively actuable, and an auxiliary drive, which can be switched on selectively, is provided for the power train component that is separated from the main drive in the actuated condition of the decoupling unit.

Abstract: The invention relates to a method and a device for blow-moulding containers from preforms which have been previously heated in a heating section and consist of a thermoplastic material. After being heated, said preforms are transferred to a blowing device in which they are deformed in order to form containers under the action of a blowing pressure inside blow moulds. The blow moulds respectively consist of at least two blow-moulding segments. The preforms are transported together with the blow moulds at least along part of a path of a rotating blow wheel. The blow-moulding segments are braced in relation to each other during at least part of the blow-moulding process. At least one of the blow-moulding segments is pivoted about a rotational axis in order to perform opening and closing movements.

Abstract: An injection stretch blow molding system with rotating and linear conveying functions includes a lifting and rotating mechanism, an injecting mechanism, a conveying mechanism, an extending and blowing mechanism installed at a third operating position, and a pushing mechanism installed at a second operating position. The lifting and rotating mechanism has a lifting seat, a rotating plate, and two bottleneck seats. Each of the two bottleneck seats has at least one bottleneck mold, with the rotation of the rotating plate, positions of the two bottleneck seats are selectively interchanged between a first and the second operating positions. The injecting mechanism has a female mold and a core mold installed at the first operating position. The conveying mechanism has a conveying seat connecting the two bottleneck seats whose bottleneck mold clamps a preform is installed at the second operating position. The conveying seat is driven by a convey driving device.

Abstract: An injection blow molding machine (10) having a core rod (18) against which a parison of a thermoplastic material is formed by injection molding. The core rod is cooled by causing a stream of compressed and conditioned air from an inlet manifold (52) to flow through the core rod. The core rod has an outer annular tube (70) surrounding an inner annular tube (74) and defining an annulus (80) therewith, and the annulus (80) is divided into inlet and outlet flow passages (82, 84) by opposed projections (76, 78) that extend thereinto. Spent cooling air from the core rod is exhausted to an outlet manifold (54) from which it is discharged to atmosphere through a line (42) or recompressed by a compressor (46) and returned to the inlet manifold (52) after reconditioning. The conditioned air has a regulated pressure as a result of passing through a pressure regulator (24), and is heated, if needed, by passing it through a heater (26), or cooled, if needed, by injecting a water spray from a spray nozzle (36) thereinto.

Abstract: A plant for blow-moulding plastic containers (2), particularly bottles, from respective parisons (3) comprises at least one moulding unit (15) composed of two half-moulds (17a, 17b), each mobile relative to the other half-mould (17a, 17b) between a position of opening and a position of closing at least two cavities (19) for blow-moulding containers (2); the two half-moulds (17a, 17b) being oriented in such a way that they close in a closing plane (20) that is substantially tangent to the feed path (P) of the moulding unit (15).

Abstract: A device for moulding plastic preforms into plastic containers may include at least one blow station having a first mould part and a second mould part. The first mould part and the second mould part surround a cavity within which the plastic preforms may be expanded into plastic containers. The first mould part may be movable relative to the second mould part. The device includes a first cantilever which is disposed on the first mould part, a second cantilever which is disposed on the second mould part, a first hinge lever which is hingedly connected to the first cantilever, and a second hinge lever which is hingedly connected to the second cantilever. The first cantilever and the second cantilever may be arranged to be pivotable with regard to at least one geometrical pivot axis and may be coupled to an actuating device which causes a movement of the first cantilever and of the second cantilever for moving the mould parts. The blow station may be mounted on a transport via a carrier.

Abstract: The present invention relates to an installation (10) for the manufacture of containers, in particular bottles, by blow moulding or stretch blow moulding from a thermoplastic preform, characterized in that the installation (10) comprises a system (70) for the insufflation of filtered air inside the enclosure (52) thereof to create an excess pressure therein by projecting a flow (F) of air therein which is selectively introduced into at least one first zone (Z1) so as to avoid the risks of specific airborne contamination.

Abstract: A control device using a follower member and a cam path to control an element of a container processor machine, the device comprising two cam paths defined by a single rigid assembly (5), means enabling relative movement between the follower member and the rigid assembly (5), between at least two positions, the follower member engaging a first cam path in a first position and engaging a second cam path in a second position. A blow-molding or stretch blow-molding machine including such a device, in particular for controlling the movement of the lengthening rod, or for controlling mold locking/unlocking, or for controlling mold opening/closing.

Abstract: The invention concerns a rotating machine such as a carrousel comprising a rotating frame driven in rotation about an axis of rotation, several working stations supported by the rotating frame, a fluid supplying rotating column, coaxial to the axis of rotation of the rotating frame.

Abstract: An assembly including units for molding polymer materials, the units being arranged successively in a mobile line, each of the molding units including a mold, the mold including two parts mutually mobile about a pivot pin, the movement of the two parts relative to each other being produced upon opening and closing of the mold. The assembly includes rollers co-operating with a track, each of the rollers being connected by link rods to the two pivot pins of adjacent molding units, the path described by the rollers against the track and the path described by the pivot pins being urged to be brought closer together on a predetermined travel of the molding units, such that the distance between the pivot pins of the adjacent molding units is increased during the travel.

Abstract: The invention relates to a method and a device for blow-moulding containers from preforms which are previously heated in the region of a heating section and consist of a thermoplastic material. The preforms are transferred to a blowing device following the heating thereof, in which they are shaped to form containers by the application of a blowing pressure inside blow moulds. Said blow moulds respectively consist of at least two blow mould segments. The preforms are transported together with the blow moulds at least along part of a peripheral path of a rotating blow wheel. A separating plane of the blow mould segments is positioned at least in an opened state of the blow station in a rotational direction of the blow wheel, facing forwards, with an angle of inclination in relation to the radial direction of the blow wheel. The blow station is positioned at least in two parts during a transfer process.

Abstract: Device for moulding thermoplastic containers by blow-moulding hot preforms, comprising a mould (1) and blow-moulding means (2) comprising a bell nozzle (8) which is axially displaceable between a raised position and a blow-moulding position in abutment against the mould; the driving means comprising mechanical means (12) with a cam follower roller (13)/cam (14) and pneumatic means (16) with a piston (18) integral with the upper end of the nozzle and sliding in a fixed enclosure (17), defining therein an upper chamber (19) connected to a source (24) of control fluid and a lower chamber (20) connected to this source and to the upper chamber via a solenoid valve (26); the upper face of the piston has a surface area which is greater than that of its lower face and that of the bell (9) of the nozzle.

Abstract: The invention relates to a station for the stretching/blowing of preforms having an upward-facing open end. The inventive station comprises a bracket that supports a blow mould, a stretch rod and means for controlling the movements of the stretch rod. The aforementioned control means comprise: (i) an actuator, and (ii) a roller and a speed control cam, said roller coming into contact with the speed control cam as the stretch rod enters the blow mould, thereby controlling the speed with which the stretch rod enters the blow mould. The invention is characterised in that the speed control cam is disposed below the base of the blow mould.

Abstract: The method and device are used to blow form containers. A preform is elongated by means of an elongation bar after thermal conditioning inside a blow mould and is moulded into a container under the effect of the blow pressure. Initially, a first blow pressure provided by a low pressure supply is used, followed by a higher pressure provided by a high pressure supply (43). The blow air is supplied via at least one blow pressure valve and at least one part of the high pressure blow air is fed into the low pressure supply after the container has been formed. The reintroduction of blow air into the low pressure supply is controlled by means of a return valve (47) which is mounted parallel to the blow pressure valve. An outlet of the return valve is connected to the low pressure supply.

Abstract: The invention relates to a device for blow molding containers. Initially, pre-forms, which are made of a thermoplastic material, are tempered and, subsequently, transformed into containers inside a blow form using the effects of a pressurized medium. Said blow form which is made up of at least two blow molding segments is held in place by mold supports of a blowing station. A bottom part is used in addition to the blow molding segments. Both the mold supports (19, 20) and the bottom part (7) are arranged in such a way that they can be mechanically positioned. The mold supports and the bottom part are permanently coupled to each other via a common mechanical drive unit (43).

Abstract: A molding device for manufacturing thermoplastic containers by blow-molding or stretch-blow-molding heated parisons. The molding device having a blow-molding mold of the hinged mold type with at least two mold halves which can be separated from one another by rotation about a common axle of articulation under the action of an actuating device. The actuating device is designed in such a way that the two mold halves have respective angles of opening on each side of the parting plane of the mold which are not equal.

Abstract: The invention concerns the manufacture of containers, in particular bottles, from thermoplastic material blanks, in particular PET, whereby a mold is used including at least one capacitive sensor inserted in its wall defining the molding cavity, the front side of the capacitive sensor being flush with the molding surface of the molding cavity and being configured in the continuity of the surface.

Abstract: A device (1) for treating containers (10) with a nozzle device (4) which fills the container (10) with a gaseous medium, wherein the nozzle device (4) can be introduced at least partly in a mouth (12) of the container (10). Furthermore a wall body (6) is provided which surrounds completely at least one area of the nozzle device in the peripheral direction, and a sealing device (8) to seal a space (R) between the container (10) and the wall body (6). According to the invention the sealing device (8) can be pressed in a substantially radial direction against the outer periphery of the mouth (12) of the container (10).

Abstract: A device for the moulding of thermoplastic containers by blowing comprises a mould (1) with two half-moulds (2, 3), each having a support (5, 6) and a mould block (7, 8) between which, in one half-mould, a compensating chamber (20) is defined, with elastic return means (26) and abutment means (27) being interposed, which are combined in unitary assemblies (35) each comprising: a bore (36) passing through the support and receiving a pin (38) having one end (39) fastened to the mould block and a first radial shoulder (40) against which bears the end (E) of a sleeve (46) screwed in the bore and having an outer head (47) capped by an axially displaceable housing (49), with the elastic return means being interposed, which are preloaded by a nut (53) screwed on the free end of the pin against a second radial shoulder (54) of the pin, at the same time pushing the housing.

Abstract: A blow moulding machine (10) for the manufacture of containers based on preforms, includes at least one rotating turntable (12) furnished with a console (16) supporting two half-moulds (20, 22) that are designed to form the body of the container and a mould base (32) that is designed to form the bottom of the container, of the type in which the mould base (32) is driven so as to slide vertically by a cam system (46), characterized in that the console (16) includes at least one return member that forces the mould base (32) towards its top position, and in that the cam system (46) includes a cam follower element (52) that is slidingly connected to the mould base (32) and that interacts with a control surface (54) oriented downwards.

Abstract: A blow molding machine having a revolving blow mold holder and at least one blow mold held thereon, having at least two blow mold parts, whereby to open the blow mold at least one of the blow mold parts is stationary in comparison with the position of a finished blow molded article and the other blow mold part can be moved in a lateral movement.

Abstract: An injection stretch blow molding apparatus includes a lower base which is secured on a stage, an upper base which is disposed above the lower base and supports a turntable, and vertical clamping device that raises and lowers the upper base with respect to the lower base. The vertical clamping device includes a pulling plate disposed in the stage under the lower base, a plurality of tie rods which pass through the lower base and connect the upper base and the pulling plate, a vertical clamping toggle mechanism which is disposed in the stage at a position under the injection molding section and expands and contracts with respect to the lower base as a reference position to raise and lower the pulling plate, and a first motor which transmits a driving force to the vertical clamping toggle mechanism.

Abstract: The inventive carousel-type rotating machine includes a rotating frame bearing several work stations, a power and fluid supply rotating column which is coaxial to the axis of the rotating frame and incorporates a rotatable electric collector connected to a fixed power source for supplying power to the work stations and a rotatable fluid connection connected to a fixed fluid source for supplying fluid to the work stations, wherein the rotatable fluid connection is disposed on the top of the rotating column above the rotatable electric collector, thereby having the reduced diameter of the part thereof rotatable at reduced linear speeds between the fixed and rotatable parts thereof.

Abstract: An apparatus for blow moulding of bottles in plastic material comprising a rotating turntable provided with moulds (4) on its outer circumference. Each mould (4) has three moulding forms (5, 6, 7) that can be controlled separately during the parison blowing operations so as not to blow those forms that may not have been supplied with parisons (12).

Abstract: A method comprises forming a preform of plastic material, expanding said preform to obtain a container, said forming comprising compression-forming said preform in that mould arrangement wherein said expanding occurs; a method comprises expanding a preform in a mould arrangement to obtain a container, before said expanding it being provided to form a dose of plastic material in a paste state in said mould arrangement to obtain said preform; an apparatus comprises a forming mould arrangement, a punch device for expanding a preform in said mould arrangement, an abutting device cooperating with said punch device, said punch device and said abutting device identifying a configuration in which said punch device and said abutting device cooperate to define a forming unit for compression-forming a semifinished product of plastic material to obtain said preform and a further configuration in which said punch device and said abutting device cooperate to define an expansion unit of said preform to obtain a container.

Abstract: A mold clamp assembly for a rotary-type or shuttle-type blow molding machine is mounted on a frame and includes a mold opening and closing drive connected to the two mold halves independently of the frame so that when the mold halves are closed, clamp forces are not transmitted to the mold halves through the frame.

Abstract: A method of making a plastic container, comprises injection molding a container preform having a finish portion and a body portion, engaging the container preform with a transfer arm with the finish portion located in a predetermined orientation with respect to the transfer arm, contacting the container preform with a first brake adapted to substantially prevent rotation of the container preform with respect to the transfer arm, transferring the container preform from the transfer arm to a blow molding wheel with the finish portion in a predetermined orientation with respect to the blow molding wheel, enclosing the container preform within a blow mold cavity, and blow molding the container preform into a plastic container. A blow molding apparatus for making a plastic container is also disclosed.

Abstract: The invention provides a mold for use in a wheel blow-molding device. The mold has a first half and a second half, each half having a rotation direction and a transverse direction perpendicular to the rotation direction, each half having a container-shaped cavity, adapted to receive a parison, wherein the cavity has a body portion and a neck portion; and a blow pin tip disposed in the mold, adapted to be inserted into an open end of the parison in the neck portion of the cavity, the blow pin tip being adapted to blow a gas into the parison to blow mold a container.

Abstract: Apparatus for producing plastic containers by stretch blowing including a rotatable rotor and at least one distributor block connected to the rotor. The distributor block has a mixing chamber that can be directly connected to an internal space of a preform so that a combustion chamber is formed from the mixing chamber and the internal space of the preform. A feed device is provided for feeding an explosive fluid into the combustion chamber and a firing device is provided for firing the explosive fluid in the combustion chamber. Of importance is that the distributor block can be connected directly to a preform or to a formed container. The apparatus is desirably a round rotor machine with a rotatable carousel for receiving a plurality of distributor blocks having a mixing chamber that can be directly connected to an internal space of a preform. The distributor blocks are desirably arranged in such a way that they can be rotated together with the carousel.

Abstract: A blow molding apparatus that includes a preform supplying station for supplying preforms in an upright state, a heating station for heating the preforms to a suitable temperature condition for blow-molding while transporting the preforms, a blow station for blowing the heated preforms to form blow-molded products, and a collection station for collecting the blow-molded products.

Abstract: Disclosed is a mold system which comprises a cube configured to rotate about an axis, a first cavity platen comprising at least one first cavity section, a second cavity platen comprising at least one second cavity section, a fluid channel being disposed within at least one of the mandrels and a hydraulic connection member configured to connect at least one of the fluid channels to an inlet and or outlet positioned outside the cube. The cube comprises at least two sides, each side comprising at least one mandrel. The hydraulic connection member is configured to deliver a volume cooling fluid from or to the fluid channels while the cube is rotating.

Abstract: Disclosed, amongst other things, is: (i) a rotary injection molding machine; (ii) a mold; (iii) a mass-drive; and (iv) a method of a molding, amongst other things.