171results about "Corrugation articles" patented technology

A covering panel has a support plate, made from synthetic plastic material, with a flat and even top surface, a bottom face and pairs of opposite sides provided with complementary profile edges in the form of a male profile edge on one side and a female profile edge on the other, where said male profiled edge can be connected to a female edge of an equal adjacent covering panel, preferably according to a direction that runs perpendicular to said top surface. In their bottom face there are strip-shaped recesses that run according to the direction of extrusion and alternate with a number of support strips, of which at least a part has a width S along that bottom face that complies with 1.5 T<S<10 T, and whereby 0.4 T<C<0.7 T applies, in which C is the average depth of these recesses. A process extrudes a synthetic plastic plate.

A film sticking device, a film sticking method, and an electronic paper manufacturing method for curving and sticking a plurality of film substrates. The film sticking device has a mold which has a curved surface adsorption surface having a desired shape, an adsorption drum which is constituted to be movable relatively on the curved surface adsorption surface and has a plurality of vacuum chambers for holding the film substrates, and a suction device which is capable of performing sucking processing of the vacuum chambers individually. Then, at a facing position where the adsorption drum faces a film substrate, the suction processing of a vacuum chamber corresponding to the facing position is started and the sucking processing of the vacuum chamber corresponding to a stuck film substrate is stopped in order.

A toothed belt connector for making an endless belt has two leaves, adapted to be connected to each other by knuckles along one or more teeth. Each knuckle has at least one hole extending through tooth portions so that when the holes are in registry, a pin can be extended through the holes to connect the leaves at the teeth. The leaves can be adjoined to the ends of a belt to make the belt endless. The tip end of each knuckle can be beveled or it can have a stepped finger that fits into a cutout on the opposite leaf to keep the end of the knuckle from protruding as the belt wraps around a sprocket.

Disclosed is a composite in which an aluminum-plated steel sheet and a resin are securely and integrally joined together, as well as a corrosion resistant steel sheet. Through chemical etching the aluminum-plated steel sheet is caused to have a surface configuration, in which three-dimensional protrusions having pebble-like shapes with a diameter of at least about 0.3 μm or having irregular shapes with a minor diameter of at least 0.3 μm and a major diameter of at least several microns are scattered over a plain-like part, where 30 to 50% of the surface area of the plain-like part is accounted for by a portion covered with shallow recesses having a diameter of 20 to 50 nm in a state of being distributed adjacent to each other. The surface of the three-dimensional protrusions is mainly ceramic containing silicon and the flat part is mainly a ceramic containing aluminum. The steel is heated and welded under pressure to a resin composition, injection joining is performed or adhesion joining with another adherend is performed with a resin-based adhesive. Coating with a corrosion resistant material can also be performed.

The present invention relates to for a continuous production of a web of a composite material. The process comprises the steps of: providing a web of honeycomb material; providing at least one web of face sheet material having a corrugated medium with at least one linerboard on at least one face thereof; carrying the web of honeycomb material and the at least one web of face sheet material along a production line; and adhesively applying the at least one web of face sheet material to one face of the honeycomb material while the honeycomb material is being conveyed through the production line and maintained in an expanded state. The present invention also relates to a packaging material manufactured with a process described hereinabove and an apparatus to manufacture same.

The invention discloses a preparation process of composite material corrugated sandwich plates, relating to a preparation process of corrugated sandwich plates. The invention aims at the problems thatthe current preparation process of the corrugated sandwich plates has long process period and high manufacturing cost and the problems that the current corrugated sandwich plate is made of metal materials and has high density, low specific strength and specific stiffness, and poor designability. The technology is that the surface of a core die is coated with a release agent; the upper die of thecore die is removed; a composite material core is paved on the outer surface of the upper die of the core die and matched with the outer surface of the upper die in shape; the die is closed to lead the composite material core to be formed, and the upper surface and the lower surface of the core die are respectively paved with a layer of panel, and then heated and pressurized and solidified with the heating temperature of being 160 DEG C-180 DEG C, the solidifying pressure being 0.5MPa-1.5MPa, and the solidifying time being 2.5h-3.5h; and demoulding is conducted to prepare the composite material corrugated sandwich plate. The invention has the advantages of short process period, low manufacturing cost, low density, and high specific strength and specific stiffness, and is mainly applied tothe super-light multifunctional structures in the fields of space flight and aviation and the like.

Cell frame for high-pressure water electrolyzer and method of manufacturing the same. According to one embodiment, radial openings in a water electrolyzer frame are provided by laminating half-frames, one or both of which contains grooves that may be formed by molding, machining or die-cutting. Another to another embodiment, radial openings are provided by laminating three or more thin frame portions, the center piece of which may include transverse slots that may be made by molding, machining or die-cutting. According to yet another embodiment, two or more frame portions are provided, at least one of which includes a recess for receiving a porous structure. The frames of the present invention can be additionally laminated to the membrane and electrode assembly, as well as the bipolar separator plate in the perimeter or seal area, comprised of the same or similar material as the frame, to form unitized electrolyzer stack subassemblies or full assemblies.

A drive shaft for a wind turbine is shaped so as to allow for increased bending of the shaft, while being suitable for transferring torque in a wind turbine system. An example of such a shaping is a drive shaft having a helical rib defined on the surface of the shaft. A wind turbine incorporating such a shaft, and a method of manufacture of such a shaft are also described.

There is proposed and provided a plastic bottle the longitudinal dimension (height) of which is decreased substantially when the bottle is manufactured, as compared with the time when the bottle is filled with contents, a method for manufacturing the plastic bottle, and an apparatus for manufacturing the plastic bottle. When the bottle is manufactured, the bottle being constructed so that a longitudinal part or the whole of the bottle, except a mouth portion at the upper end, has a bellows shape in the horizontal direction, the bottle is molded in a state of having substantially smaller volume and height than the volume and height at the time when the bottle is filled with contents, and when an empty portion is formed in the bottle by an operation of drinking up the contents, the bottle can be made again in a state of having substantially smaller volume and height than the volume and height at the time when the bottle has been filled with contents.

An exemplary embodiment relates to a containment lining system comprising a plurality of connectable thermoplastic body panels, perimeter panels, and corner panels. The panels are adapted for substantially liquid-tight end-to-end connection and side-to-side connection. The perimeter and corner panels are equipped with raised perimeter ribs adapted to provide containment on at least a portion of the perimeter of the lining. The system may be used for containing industrial site waste and leaked fluids, as well as natural precipitation, to provide for controlled recovery or disposal for liquids in the contained lining system and to facilitate removal and transfer of such liquids to a selected destination.

An exterior trim for a motor vehicle has a body that forms a surface of the exterior trim. The body has an exterior surface and an interior surface, and defines a recess or cut-out. The body has a single undulating wall formed on the interior surface of the body substantially perpendicular to a plane defined by the body, and the single undulating wall at least partially surrounds the recess or cut-out. The exterior trim also includes a human-machine interface (HMI) device disposed at least partially within the recess or cut-out of the body. The HMI device may be used to externally control certain features of the motor vehicle.

The invention discloses a manufacturing device of an enhanced metal spiral corrugated pipe. The manufacturing device comprises a thread pipe wall molding unit; at least two main support rollers are arranged at the internally tangent part of a ring-shaped support surface; the main support rollers are movably arranged on a support frame by an adjusting mechanism, so that the ring-shaped support surface can be adjusted along the radial direction; the axial directions of the main support rollers are located by an axial support locating rod; the main support rollers are driven to rotate by a main support roller driving mechanism. According to the manufacturing device, all the main support rollers are movably connected, so that the production demands of various corrugated pipes with different diameters can be met to the utmost extent; devices with different models do not needed to be added within a certain range, so that the manufacturing device is good in universality.

Methods of incrementally stretching thermoplastic films in the machine direction include elongating the films in the machine direction without reducing the films' machine-direction tear resistance. In one or more implementations, methods of incrementally stretching thermoplastic films include reducing the gauge of the films without reducing the films' machine-direction tear resistance. The methods can involve cold stretching the films and imparting transverse-direction extending linear rib pattern into the film. The linear ribs can have alternating thick and thin gauges. Incrementally stretched thermoplastic films can have a machine-direction tear resistance that is approximately equal to or greater than the machine-direction tear resistance of the film prior to stretching.

A plastic glazed decorative tile shaping machine mainly comprises a frame mechanism, a transmission mechanism and a template mechanism. The frame mechanism comprises four pieces of vertically fixed upright rods, the upper ends of which are provided with top blocks and a fixed lower beam fixing frame; the corresponding top blocks on the front and the back pieces of the upright rods are respectively and fixedly provided with an upper draught beam; while the corresponding front and the back lower beam fixing frames are respectively and fixedly provided with a lower draught beam; the upper draught beam and the lower draught beam are respectively surrounded by a closed ring which is driven by the transmission mechanism, wherein the closed ring consists of a gemel plate, a strengthening plate, a gemel shaft and a cylinder roller bearing; furthermore, an upper location template and a lower location template are fixedly arranged on the gemel plate so as to form the template mechanism. The shaping machine of the invention has the advantages of simple manufacturing technique, high manufacturing efficiency, being capable of lightening the working intensity, reducing the cost, being capable of realizing continuous and ceaseless manufacturing and shaping of the glazed tile, improving the mounting speed and mounting quality of a construction spot and stabilizing the product quality, etc.