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7553439 |
Hidden mold transfer assembly
A mold transfer assembly is described that upon placement or construction along a region of an injection molding press, readily receives and retains mold(s) used in the press, and when not in use...
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7306443 |
Rotational moulding machine
A rotational moulding machine includes three mould manipulator arrangements and a rotatable carrousel on which the manipulators are mounted for indexed rotation between heating, cooling and mould...
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7134860 |
Overhead work and mold storage platform for plastic injection molding machine
The mold access and storage structure comprises an elevated work platform of generally rectangular configuration which is supported at the comers thereof by columns which straddle a machine. The...
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6699026 |
Injection molding apparatus
An injection molding apparatus comprises a cell assembly that has a tiered frame. The tiered frame is provided with lower unit storage sections and upper unit storage sections. The lower unit...
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6421973 |
Wallboard sheet including aerated concrete core
A wallboard sheet includes a core having opposing first and second major surfaces, at least one face layer on at least one of the first and second major surfaces of the core, and wherein the core...
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6077064 |
Injection molding apparatus and method for mounting same
Apparatus includes an injection molding unit and a power source for the unit including at least one hydraulic pump and an electric motor for driving said pump. A concrete mounting base is provided...
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5728327 |
Method, barrel subunits and units, service installations and assembly structures for the fabrication of moldable products, particularly based on concrete
The manufacture of moldable concrete products with deferred mold release incorporates molding means bm1 into optimized rotary structures 1, 5, 7, 9, 12 in the form of modular cylinders having at...
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5702730 |
Apparatus for making a continuous thermoplastic fleece
An apparatus for making a plastic filament web has in a vertical stack starting from the top an extruder releasably mounted on a platform, connected to a spinneret, and supplying molten plastic...
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4952129 |
Plant to manufacture elongated elements of prestressed reinforced concrete
A plant to manufacture elongated concrete elements, particularly railway sleepers of prestressed reinforced concrete. In the plant according to the invention, the forms for the production of said...
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4902211 |
Process and plant for manufacture of aerated concrete
A plant for manufacturing aerated concrete products includes a casting station where a quick-stiffening mixture is prepared and poured into a mold. To form the mold, a movable wall arrangement...
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4795334 |
Concrete block molding machine
A concrete block molding machine including: a gate-type frame constituting the body of the apparatus; a rail frame extending to right and left from the gate-type frame and; a pair of presses...
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4737091 |
Polyurethane molding plant comprising motorized mold supporting carriages movable on monorail
A plant for molding articles in polyurethane material; the plant comprises a plurality of motorized mold supporting carriages independently movable along a suspended monorail running along a...
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4728274 |
Tire curing system
A tire curing apparatus in which a number of mobile curing units, each designed to house a respective green tire, are selectively and independently fed along a loop circuit having at least two...
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4690626 |
Rotational mold system with multiple stations
A rotary molding apparatus is described, including a heating chamber, cooling chambers and supports for molds which melt and cast workpieces of plastic. The cooling chambers can be arranged...
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4687428 |
Manufacture of glass fibre truck bodies
A body manufacturing system for manufacturing bodies for vans, trailers, trucks and the like comprises; a molding station, a glass fibre applicator, a longitudinal guide associated with each mold...
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4618321 |
Foaming system in particular for foaming refrigerator furniture
The foaming system, in particular for foaming refrigerator furniture or cabinets, comprises a first path for the translation of first means for independently carrying furniture pieces, possible...
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4530807 |
Production of polymeric foam
Polymeric foam, particularly polyurethane foam block, is produced in a stationary, longitudinally-extending, channel-shaped, mould (1a). A mixture of foam reactants partially expands in a vessel...
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4514158 |
Plant for cold isostatic pressing
A plant for cold isostatic pressing of powder to pressed bodies includes a dry isostatic press, a plurality of press tools, a circulation conveyor path (2) for the tools and means for advancing the...
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4508499 |
System for manufacturing three-dimensional work pieces
A system for manufacturing three-dimensional work pieces, such as interior automobile components, includes several cooperating stations arranged in such a way that a hingeable mold member connected...
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4495131 |
Method for pre-casting steel reinforced concrete box-like modules
A method of forming cast concrete modules made of a floor, two spaced apart upstanding walls, and a roof extending between the walls. The method uses casting beds in groups of four and one set of...
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4492552 |
Apparatus for slide forming of prestressed concrete
A combination long lower mold and pretension bench for the formation of prestressed concrete materials is constructed by serially connecting plurality of unit lower molds of concrete, attaching...
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4290740 |
Rotary drum plant for the manufacture of concrete, reinforced concrete and/or prestressed concrete products
Plant comprising a rotary drum with a horizontal rotary axis lined, over its outer cylindrical surface with molding means and adapted to pass said molding means during rotation, before various...
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4266916 |
Mobile block production plant
A mobile cement block production plant. The plant is comprised of a mobile block producing station mounted on the bed of a vehicle and a mobile block curing station, independently movable with...
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4259050 |
Multi-purpose installation for the manufacture of small and medium products of reinforced and unreinforced concrete
The invention relates to an installation for the manufacture of a large range of small and medium products of reinforced and unreinforced concrete. This installation comprises: a series of boards...
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4249871 |
Plant for producing reinforced-concrete pipes
A characteristic feature of the present invention is the fact that the pipe producing plant has a horizontal platform rotatable round a vertical axis, on which a mould with conduit formers for pipe...
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4244682 |
Portable concrete molding apparatus
A portable concrete molding apparatus for use in casting concrete building components of particular shapes. The apparatus includes a trailer onto which is mounted three mold sections with one of...
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4225301 |
Plant for producing fired brick blanks
The invention relates to an installation or plant for making sintered brick blanks, which includes a material preparation plant, a press and molding device, a drying and sintering device, a...
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4197623 |
Factory barge for manufacturing reinforced elongated concrete products
A factory barge for manufacturing reinforced concrete products comprises a batcher plant mounted at one end of the hull for preparing ready mixed concrete, a reinforced concrete product unloader...
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4197065 |
System for feeding raw elastomer products to vulcanizing autoclaves
A system for transferring raw covers for motor vehicle pneumatic tires to vulcanizing autoclaves arranged in at least one row thereof from an overhead conveyor having a plurality of trolleys each...
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4181485 |
Tiltable mold and shed means
Method and apparatus for the manufacture of pre-cast plate-like concrete elements on a building site. A horizontal casting table has a large area mold into which the concrete is poured. After a...
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4171194 |
Plant for the production of concrete elements
The present invention refers to a plant for the mass production of prefabricated structural elements for the building industry, such as prestressed or unprestressed concrete wall panels.
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4105382 |
Apparatus for the production of finished prestressed concrete members
An apparatus for continuously producing finished prestressed concrete wires along a prestressing bed with a plurality of prestressing members which extend along the prestressing bed and which are...
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4072453 |
Plant for the production of tubular or hose-like articles of synthetic material
A mobile plant for manufacturing corrugated drain pipe includes an extrusion apparatus, a pipe molding means and a coiling machine for coiling up the extruded pipe. The apparatus may conveniently...
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4061454 |
Factory-type apparatus for producing prestressed concrete products
A factory for manufacturing concrete products, in particular prestressed concrete products, comprising a rotary supporting housing of a general cylindrical shape, having a horizontal axis of...
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4005963 |
Production line for forming concrete elements
An apparatus for continuously producing concrete elements of varied cross-sections which comprises a mold formed from a cover and a shell supported on a tiltable frame. The frame is capable of...
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3994657 |
Factory apparatus for producing concrete members
There are disclosed a method and an apparatus for producing an elongated concrete member of a trapezoid cross section for use as a cross tie, i.e., a prestressed concrete member for fixing rails of...
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3982874 |
Production line apparatus for producing concrete floors
Production line apparatus for producing concrete floors. A table for supporting a concrete receiving mold is movably mounted atop a frame. Shaking means connected to and between the frame and the...
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3966375 |
Rail mounted apparatus for manufacturing concrete poles
This invention relates to an apparatus for manufacturing concrete poles which has a train system running on a rail and stays on a required place to manufacture concrete poles, and is characterized...
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3963395 |
Mass production line for fabricating structural building members
An improved mass production assembly line is provided for fabricating building walls and similar structural members in molds by applying a hardenable polyester film to the cavity surfaces of mold...
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3955906 |
System for transporting a filament- bundle from a spinning process to a successive drawing process
Method and system for transporting a filament-bundle from a spinning process to a successive drawing process in a factory of producing synthetic filament yarns. The filament bundle is transported...
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3947171 |
Apparatus for producing precast concrete members
An apparatus for producing precast concrete members which is efficient, mobile and cost saving, and comprises at least: a curing chamber having an opening in the portion which faces substantially a...
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3920369 |
Machine for the production and cleaning of exposed aggregate slabs
Exposed aggregate slabs are produced in an automatic machine wherein two or more base plates, each having an elastic top portion, circulate along an endless path and are moved seriatim into...
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3890075 |
Transfer mechanism for structural members
An improved mass production assembly line is provided for fabricating building walls and similar structural members in molds by applying a hardenable polyester film to the cavity surfaces of mold...
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3874832 |
Apparatus for producing precast concrete members
An apparatus for producing precast concrete members which is efficient, mobile and cost saving, and comprises at least: a curing chamber having an opening in the portion which faces substantially a...
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3868207 |
Apparatus for producing precast concrete members
An apparatus for producing precast concrete members which is efficient, mobile and cost saving, and comprises at least: a curing chamber having openings on opposite sides, each of which sides faces...
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3859021 |
APPARATUS FOR FORMING A BATCH OF CONCRETE PANELS
An apparatus for casting slabs of settable material, in which vertically disposed shuttering boards are secured together in spaced horizontal relation to form batches, the batches being passed...
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3825394 |
INSTALLATION FOR THE MANUFACTURE OF FINISHED CONCRETE COMPONENTS
Installation for the manufacture of finished concrete components including a transfer crane system interconnecting a plurality of operative work stations in a predetermined work flow path traversed...
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3732052 |
APPARATUS FOR THE CONTINUOUS MANUFACTURE OF PRECAST REINFORCED CONCRETE PRODUCTS, PARTICULARLY SLABS AND BEAMS
Apparatus for the continuous manufacture of precast reinforced concrete products. There is provided an elongated mold track with the rails arranged on both sides thereof. Means for distributing...
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3724979 |
INSTALLATION FOR MANUFACTURING CERAMIC BATHROOM PIECES
In an installation for the mass production of bathroom pieces such as toilets and bidets, of the type utilizing mould mounts comprising two wheels rotatably mounted in two parallel vertical planes,...
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3680824 |
APPARATUS FOR MANUFACTURE OF CONCRETE BUILDINGS
Apparatus for the manufacture of buildings of reinforced concrete open on one side, in particular of prefabricated ferroconcrete garages, comprising an outer and inner mould each consisting of...
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