Abstract: The present invention discloses a toothed metallic gasket interpenetrated with compression-resistant steps. Metallic seal teeth, arranged concentrically and inclined towards a pressure source, are processed on upper and lower sides of a metallic framework. Compression-resistant steps are provided on two sides of or between the metallic seal teeth. The height of the compression-resistant steps is 30%-80% of that of the adjacent teeth. The compression-resistant steps and the seal teeth are covered and filled with nonmetallic sealing material.

Abstract: A piston assembly for a torque converter is provided. The piston assembly includes a seal assembly including an inner ring configured for fixing to an outer circumferential surface of a transmission input shaft. The seal assembly also includes an outer ring on an outer circumferential surface of the inner ring. The piston assembly also includes a lock-up clutch piston including a radially inner end engaging the seal assembly. A method of forming a piston assembly for a torque converter is also provided. The method includes providing an outer ring on an outer circumferential surface of an inner ring to form a seal assembly configured for fixing to an outer circumferential surface of a transmission input shaft and connecting the seal assembly to a radially inner end of a lock-up clutch piston.

Abstract: A seal arrangement for use in a reciprocating piston compressor includes first and second seal rings (44,46) engaged along respective side surfaces, and first and second cover rings (40,42) disposed around the first and second seal rings (44,46) such that the outside diameters (0D5,0D6) of the first and second seal rings (44,46) engage the inside diameters (ID3,ID4) of the first and second cover rings (40,42), respectively. A support ring (36) is engaged with the first seal ring (44) and the first cover ring (40). A backup ring (38) is engaged with the second seal ring (46) and the second cover ring (42). In some embodiments, the first seal ring (44) has a width (W5) that is smaller than a width (W6) of the second seal ring (46). In other embodiments the second seal ring (146) has a circumferential groove (149) formed on an inside surface thereof, the groove (149) disposed directly adjacent the first seal ring (144).

Abstract: A seal device includes an annular seal main body; a lip part that has a main lip and a sub lip, the main lip and the sub lip being provided so as to be aligned in an axial direction on the inside of the seal main body; and an annular biasing member provided on an outer periphery of the lip part, the annular biasing member being configured to press both the main lip and the sub lip to a member from the outer periphery in a radial direction, wherein the biasing member has a length in the axial direction such that the biasing member is configured to press both a distal end site of the main lip and a distal end site of the sub lip from the outer periphery in the radial direction.

Abstract: A seal mechanism that is provided with an annular resin seal lip which is disposed coaxially with a shaft and is brought into contact with a circumferential surface of the shaft. The seal mechanism is provided with a stopper that is provided in a metallic housing surrounding the shaft and is disposed between the shaft and a portion of the seal lip other than the edge portion coming into direct contact with the shaft while spaced apart from the circumferential surface of the shaft. The stopper is made of a material having a thermal expansion coefficient smaller than that of a material of which the seal lip is formed, and an axis of the seal lip is caused to correspond to an axis of the shaft by coming into contact with the seal lip which is reduced in diameter at the time of cooling.

Abstract: A seal system includes a face seal rotor ring including a wide sealing face preferably made of tungsten carbide. The stator ring includes a narrower sealing face confronting the rotor ring wide sealing face. The stator ring sealing face is preferably made of polyamide-imide and tapers to narrower widths rearwardly.

Abstract: Disclosed is a gate valve which comprises a valve blade 120 which is configured to close the opening 112 in a valve housing 110; a valve rod 130 which is connected to the valve blade 120 and is configured to move in upward and downward directions and a horizontal direction; a guide housing 140 which is connected to an outer side of the valve housing 110; an L-motion block 150 which is engaged and connected to the valve rod 130, with a guide roller 151 being installed at both sides of the L-motion block 150; a cam block 160 which is installed in the interior of the guide housing 140; a driving rod engaging roller 172 which is installed at an lower end of the valve rod 130; a driving rod 170 in which the driving rod engaging roller 172 is inserted and guided and which has a driving rod slanted groove 171 obliquely formed in a closing direction “C” in a downward direction; an elasticity providing unit 175 which is configured to provide elasticity between the L-motion block 150 and the driving rod 170; and an upw

Abstract: Shut-off device for at least partially blocking a fluid in a fluid line, including a blocking device which has a substantially cylindrical basic body and includes a first end and a second end, wherein the blocking device can be positioned in the fluid line and, by rotation in a direction of rotation (A) about an axis of rotation (R), can be reversibly adjusted from a blocking position, in which no fluid can flow through the blocking device, into a throughflow position, in which fluid can flow through the blocking device. The blocking device includes a first through-opening and a second-through opening, wherein the cross section of the first through-opening is smaller than the cross section of the second through-opening.

Abstract: A rotary switch valve core includes a housing, a base, a cold inlet hole, a hot inlet hole, a filtered hole, a mixed outlet hole, a rotary stem, a rotary lid, a rotary tile, a stationary tile, a first collar seal and a second collar seal. The base is mounted on a bottom of the housing and has a cold inlet hole, a hot inlet hole, a filtered hole, and a mixed outlet hole formed through the base and communicating with the four guide holes of the stationary tile. A slot is centrally formed in an inner surface of the rotary tile. The rotary switch valve core controls filtered water or running water outlet from an outlet pipe. The rotary switch valve core ensures simple structure, convenient operation and multiple water output modes.

Abstract: The invention relates to a valve (201), especially for feeding appliances, having an inner space (204) and walls (202, 203) partly enclosing the inner space. The inner space has a smaller first end (205) and an opposing larger second end (215), wherein the first end has a dimension being larger than 0 mm and smaller than or equal to 0.2 mm and wherein the inner space forms an opening through the valve or is closed at the first end by a closing part of the valve, wherein the closing part of the valve has a thickness being smaller than or equal to 0.1 mm. Since either the opening with the defined dimensions or a relative thin closing part which can easily be broken up is present, the likelihood of a fail function of the valve can be reduced.

Abstract: Disclosed is a check-valve assembly for use in a vacuum system. The check-valve assembly of the present invention comprises a body having a plurality of through-holes formed therein while having different space characteristics. As a valve member rotates with a shaft fixed to the body, intake holes of the valve member selectively communicate with the through-holes. Accordingly, the check-valve assembly of the present invention can more quickly respond to vacuum characteristics required on site, which is advantageous.

Abstract: A plunger type safety valve, includes a valve body, a valve rod, and a tube piece. The valve body is provided with a first water inlet port and a first water outlet port, the first water inlet port is connected to a water pipe of a local water supply plant, while the first water outlet port is connected to a water input end of a filtering device. The valve rod is disposed vertically in an inner chamber of the valve body, to switch between connection and disconnection of the first water inlet port and the first water outlet port. And the tube piece is connected fixedly with a lower end of the valve body, to form into a chamber body, and is provided with a second water inlet port and a second water outlet port.

Abstract: A water filtering device safety valve, comprising: a valve body, provided with a first water inlet port and a second water inlet port, and a first water outlet port and a second water outlet port; a valve core; a central valve rod, connected rigidly to a lower portion of the valve core; a water stop pad, disposed in a lower portion inner chamber of the valve body, and can be slid upward or downward; a cone shape head, disposed in a lower portion of the water stop pad; a pressure release through hole, disposed in a central portion of the water stop pad, a lower portion of the central valve rod is disposed over and opposite to the pressure release through hole; and a separation body, used to separate an upper portion inner chamber and a lower portion inner chamber of the valve body.

Abstract: A non-return valve mechanism is mountable on a one-way valve device to regulate flow of a fluid. The one-way valve device includes a flow channel in which the fluid flows and a shutoff valve arranged in a middle portion of the flow channel and switchable between an open state and a closed state. The non-return valve mechanism is mountable in a mounting space downstream from the shutoff valve in the flow channel of the one-way valve device A regulator valve includes a cylindrical valve body and hits a communicating channel connecting an upstream side and a downstream side, and a small-diameter insertion portion that is cylindrical and has a smaller diameter than the valve body, and is located upstream from the valve body. The small-diameter insertion portion is configured to be placed into a small-diameter flow channel portion with a reduced flow channel diameter to close the regulator valve.

Abstract: A system including a flow control system, including a flow control mechanism configured to control a flow of fluid through a fluid passage, a rack and pinion system coupled to the flow control mechanism and configured to transfer motion from an actuator to the flow control mechanism, a biasing element coupled to the rack and pinion system, wherein the biasing element is configured to store potential energy as the flow control mechanism transitions from a closed position to an open position or an open position to a closed position, and a failsafe device configured to release the potential energy stored in the biasing element to open or close the flow control mechanism.

Abstract: The present invention relates to a hydraulic switch arrangement and a fluid switch for incorporating into a hydraulic switch arrangement that may be included in a hydraulic circuit for inhibiting flow of hydraulic fluid through a hydraulic circuit in the event of movement of an apparatus or platform from a stable to an unstable condition. Such platforms or apparatus may include for example, cranes, excavators, teletrucks and forklift trucks and roll over incidents of such machinery is common leading to numerous fatalities. Aspects of the present invention ensure fast switching in the event of a transfer from a stable to an unstable condition.

Abstract: In some implementations, an apparatus includes a container having an exterior surface, having an interior surface and having a defect, a gasket positioned over the defect in the container, the gasket having a length, a width and a depth, a rigid patch positioned over the gasket, a plurality of pairs of studs and nuts positioned near the outer perimeter of the rigid patch, the studs being friction welded to the exterior of the container.

Abstract: A spool valve, for a motor vehicle's automatic transmission, having a housing and an axially movable valve spool in a guide recess of the housing, including at least one radial inlet connection and one radial outlet connection spaced axially apart therefrom, and a working connection on the front face, at least one first control opening connected to the inlet connection and one second control opening spaced axially apart therefrom and connected to the outlet, and one third control opening situated axially between these two and connected to the working connection being present on the guide recess, the control openings being hydraulically cooperate-able with one first and second control section on the valve spool, and a connection channel extending axially in sections being in the housing, connecting the third control opening to the working connection. The housing includes a section made of plastic, in which the connection channel is formed.

Abstract: The present invention provides a fluid-related function device capable of suppressing deformation of a connection member and a case part which may adversely be generated by expansion of fluid stored in a space in which spatters at the time of resistance-welding are trapped. A pressure switch includes a space in which spatters generated at the time of projection-welding are trapped. The space is provided between a joint and a cap member. A communication passage brings inside and outside of the space into communication with each other. The communication passages is formed such that it permits fluid to pass through the communication passages and restrains spatters from passing through the communication passages.

Abstract: A valve device having a valve housing, through which passes a fluid channel, in which are formed a valve seat and a valve member which is accommodated such that it can be moved relative to the valve seat, having an electromechanical actuating means for moving the valve member between at least two functional positions in order to influence a free cross-section of the fluid channel, and having a control device, which is designed for activating the actuating means depending on a control signal and comprises a delay means which, in the case of the valve being switched off, is designed for a time-delayed movement of the valve member into a switch-off position. The control device and the delay means are designed in the form of electric circuits and include an electrical energy store which, in the case of the valve being switched off, is designed for energy-independent movement of the valve member into the switch-off position.

Abstract: The invention relates to a solenoid valve (10), in particular for a liquid-regulated heating and/or cooling system, comprising a valve housing (16), which has at least three channels (12, 14, 15), in particular feed or outlet channels, and an electromagnetically-switched first valve element (18) which is secured on a valve shaft (26) together with an armature (32) and which establishes the connection between the first channel (12) and the third channel (15) in a first switch position and blocks said connection in a second switch position. The valve shaft (26) is plunged into an armature area (54) together with the armature (32), a liquid at least temporarily flowing through said armature area via movement gaps (80) and via an axial channel (48) in the valve shaft (26).

Abstract: The invention relates to an electromagnetically actuated valve (1), comprising a valve piston (3) bearing a valve plate (2). A spring plate (14) is fastened to the valve piston (3), against which spring plate a valve spring (15) that moves the valve (1) into a closed position lies. The valve also comprises an electromagnet (16), which has a coil (18) and an armature (19) that is arranged on an armature pin (20). The armature pin (20) interacts with the valve piston (3) by means of a contact point. According to the invention, an electromagnetically actuated valve (1) is provided whose function is improved while a low level of structural complexity is attained. This is achieved in that the contact point has a diameter that is enlarged in relation to the diameter of the armature pin (20) and of the valve piston (3) and is planar. Thus, the contact pressure is reduced in this region.

Abstract: The invention relates to an electromagnet 1 of an electromagnetically actuated fluid valve 2. The electromagnet 1 has a magnet core 17 which receives a coil 18 and an armature unit 19 which can be moved axially to the coil 18 in the magnet core 17. The electromagnet further has a device for damping a stop of the armature unit 19 against the magnet core 17. According to the invention, an electromagnet 1 is provided which is permanently improved with respect to the noise emanating from said electromagnet. This is achieved in that the device has a flow cross-section 28 for a medium, said flow cross-section decreasing when the armature unit 19 is moved. The cross-section is formed by a cone 26 which interacts with a counter surface 27.

Abstract: The invention is directed to a gas valve comprising a valve body with a gas inlet, a gas outlet and a gas passage connecting the inlet with the outlet, gas shut-off device in the gas passage, with a seat on the valve body and a movable closure member, an electromagnetic actuator with an electric coil and a movable plunger configured for actuating the closure member of the gas shut-off device, a sleeve extending through the coil and slidably receiving the movable plunger and wherein the sleeve is made of austenitic stainless steel. This avoids embrittlement problems when using the valve with hydrogen under high pressure.

Abstract: There is provided a hand controlled valve for sampling fluid from a source of fluid, the valve having a valve body having an upper end connected to and in fluid communication with the source of fluid, the valve body having a valve seat below the upper end and a sealing member positioned within the valve body to selectively engage the seat and a fluid conduit mounted by an adjustable connection below the valve body, the adjustable connection permitting movement of the fluid conduit between a lower position and a raised position, the fluid conduit carrying an internal actuator, the internal actuator displacing the sealing member from the seat when the fluid conduit is moved from the lower position to the raised position.

Abstract: Some fluid coupling devices described herein are configured for use in fluid systems for purposes of providing a single-use, aseptic disconnection functionality that substantially prevents fluid spillage when being disconnected.

Abstract: A cable conduit shape holder device, for maintaining the arc of curvature of PVC conduit deployed at corners of building walls during structural construction. The cable conduit shape holder device comprises an arc-shaped, open-sided tubular section having a predetermined length, for externally encapsulating a tubular cable conduit when placed thereon, such that when the section is mounted on a portion of the tubular cable conduit, the section maintains formation of a curved shape in a portion of the tubular cable conduit extending for the predetermined length.

Abstract: A modular system for supporting, on an underlying framework, and at plural pipe-underside locations, an elongate linear pipe. The system includes (a) for each such location, a shoe anchorable to the pipe's underside at that location, (b) for one pipe-underside location only, an anchor securable to the framework for receiving and anchoring the shoe, and thus the pipe also, at this one location, against any motion relative to the framework, and (c) for each other pipe-underside location, a guide securable to the framework for guidably receiving the adjacent shoe in a manner permitting it, and thus the pipe also, at this other location, solely reversible sliding motion relative to the framework along a line substantially paralleling the pipe's long axis.

Abstract: Embodiments of the present disclosure are directed to connection assemblies providing a connection between a tubing a port. The port can be disposed within and particularly extending through a bore of the port. The port and tube are coupled to provide an aseptic connection.

Abstract: A plastic pipe, and method for producing a plastic pipe, in the form of a high-pressure pipe, having a pipe wall with a first layer made of a plastic and a reinforcing structure arranged in the pipe wall. The reinforcing structure has a tubular design and is embedded in the first layer.

Abstract: An elongate hollow structure and method of constructing the hollow structure is described, whereby the hollow structure includes a radially inner portion and a radially outer portion adapted to be merged together to form a tubular wall structure. The method includes providing the radially inner portion, providing the radially outer portion about the radially inner portion, wherein a space exists between the radially inner and outer portions, the space containing a gas therein, and expanding the inner portion.

Abstract: The present invention relates to a hose for collecting rain water or draining water, and a telescopic hose is described. The pipe wall of the telescopic hose is formed by a plurality of wrinkling parts coiled in a stretching direction of the telescopic hose. The telescopic hose has the advantages as follows: the problem that the hose is difficult to be kept in a folded or extended state is solved; the telescopic hose not only can be extended or contracted relatively conveniently, but also can keep the shape in either folded or extended state, so that the underground wiring design can be facilitated. Meanwhile, the telescopic hose is not influenced by the aging of a material, and has a relatively good application value.

Abstract: A fuel transport hose has an FKM inner layer, a CPT barrier layer, and a tie layer between the inner layer and the barrier layer, bonded to an outer surface of the inner layer and bonded to an inner surface of the barrier layer.

Abstract: A tubing including an overmold is connected to a fitting by welding the overmold to the fitting. Methods for doing the same are also provided. Also provided are methods for forming an overmold on a tubing or on a tubing and fitting assembly.

Abstract: A method for joining a first conduit section having a longitudinally extending open first end and an inner surface with a second conduit section having a longitudinally extending end and an outer surface is provided. The method comprises: a) inserting a first end of the second conduit section in the open first end of the first conduit section and forming a fluid tight seal between the first and second conduit sections; and, b) bonding at least a portion of the inner surface of the first conduit section to at least a portion of the outer surface of the second conduit section.

Abstract: Apparatus and methods for joining similar pieces of plastic pipe includes using the shape memory of the pipe pieces to slightly deform a “female” end to permit insertion therein of a non-deformed male end. The deformation is sufficient to permit the insertion but not so large as to preclude the substantially complete “recovery” of the female end's shape and size, using the “shape memory” of the pipe material. Embodiments include, without limitation, single-walled (or mono-walled) pipe, pipe formed from multiple material layers, corrugated pipe, flat-walled pipe, and others. Preferred tools and apparatus are disclosed for stretching the female end and maintaining the desired stretch during transportation and storage, for sealing the joint (via adhesive/sealant, flange gasket, O-ring, or the like), and for further protecting the resulting joint.

Abstract: The load flanks in the male threaded portion of the pin and the load flanks in the female threaded portion of the box have a flank angle of less than 0 degrees. The female threaded portion is divided into, in order from near the seal surface, an incomplete thread section and a complete thread section. In the female threaded portion, over the entire area including the two thread sections, roots collectively define a single tapered periphery. The incomplete thread section has a length of at least three times the thread pitch and has a thread height lower than a thread height of the complete thread section. The shoulder surfaces are in contact with each other, the seal surfaces are in contact with each other, and in the incomplete thread section, clearances are provided between the roots of the male threaded portion and the crests of the female threaded portion.

Abstract: A manifold assembly has a manifold and can be located between a block and a plate, and serve as a stator for a valve or other component. The manifold, block or plate can have a plurality of ports either integral thereto or removably connected thereto, with the ports adapted to receive and sealingly engage with a tube having an inner tube layer, an outer tube layer, a sleeve, a tip portion, and a nut. Each of the nut, sleeve, inner and outer tubing layers, and tip portion have a passageway therethrough, with at least the passageways in the sleeve, tip portion, outer tube layer, and nut adapted to allow the inner tube layer to pass therethrough or extend over the inner layer. The ends of the tip portion and inner layer together can define a substantially flat surface which can form a seal in a flat-bottomed port of the manifold, block, or plate, which can be used in a component in an analytical instrument system, including for example a liquid chromatography system.

Abstract: A seal assembly is for a hammer union. The seal assembly comprises: a metal gasket and a pipe comprising a receiving portion arranged to receive the metal gasket internally in the pipe. The receiving portion and the metal gasket are shaped such that a relative rotation between the metal gasket and the pipe results in the metal gasket engaging with the receiving portion, thereby ensuring that the metal gasket is held in the receiving portion independently of the orientation of the pipe. A receiving portion and a metal gasket for use in said seal assembly are described as well. Further, a hammer union including said seal assembly is described.

Abstract: The invention relates to a flexible connection element, in particular a scales compensator (1), for connecting a first device with a second device and for passing through a bulk material from the first device into the second device, wherein the connection element (1) comprises: a base body (2) defining a conveyance channel, the base body (2) having a first end portion (3) at which an inlet opening (30) is formed and which, in case of intended use of the flexible connection element (1), is attached to the first device such that the bulk material can enter the conveyance channel through the inlet opening (30), and a second end portion (4) at which an outlet opening (40) is formed and which, in case of intended use of the flexible connection element (1), is attached to the second device such that the bulk material can exit the conveyance channel through the outlet opening (40) into the second device, wherein at least the first and/or the second end portion (3, 4) of the base body (2) is made of a flexible mat

Abstract: The invention relates to a hose coupling (5) for connecting a flexible hose line (3) to an adjacent line section (6). The hose coupling (5) according to the invention has a coupling housing (7), which coupling housing (7) has at least two coupling openings (8, 9), into each of which a respective coupling mating piece (10, 11) can be inserted and releasably fixed, which coupling mating pieces (10, 11) are designed as line ends of a line section, and of which at least one coupling mating piece is provided as the line end of a flexible hose line (3), wherein the coupling openings (8, 9) in the coupling housing (7) are connected to each other.

Abstract: A coupling, conduit assembly, method for coupling conduits and faucet assembly are described herein, wherein the coupling includes a female section with a conduit connecting end and a retainer with at least one projection; a male section with a conduit connecting end and a male projecting portion with a two large diameter sections, each having an inwardly facing surface wherein the surfaces define a channel that is configured so a mating surface on the projection or projections contacts the surface of the first large diameter section when the coupling is locked; and a locking piece on the female section capable of sliding along that section to engage the projection or projections when situated in the channel so the mating surface on the projection or projections contacts the surface of the first large diameter section and the locking piece retains the projection or projections in position and locks the coupling.

Abstract: In a gripper type dual stop-reversal quick-release connector structure, and its water supply device and water-cooling system, the connector structure includes a first joint having a first containing chamber, a first stop-reversal member installed in the first containing chamber and a second joint having a second containing chamber and a second stop-reversal member installed in the second containing chamber, and the first and second joints are engaged to abut first and second stop-reversal members with each other. The external periphery of the front end of the first joint has plural grippers and the front end of the second joint has a pipe connecting portion, and each gripper is sheathed on the pipe connecting portion, and the external periphery of the pipe connecting portion has a radial flange corresponsive to each gripper, so that each gripper may be latched onto the radial flange for fixation.

Abstract: A flexible annular cartridge for joining and sealing a bell and spigot pipe joint, wherein the outer contour of the cartridge is approximately frustoellipsoidal, the cartridge composed of an annular member having outer and inner surfaces and opposite first and second ends, with a plurality of pipe gripping members positioned on the inner surface; a flexible annular gasket having outer and inner surfaces, opposite first and second ends, and a circumferentially extending sealing lip projecting inwardly from the gasket inner surface, in which the annular member first end engages the flexible annular gasket second end; and a backup ring having a hardness that exceeds the hardness of the gasket, in which the backup ring engages the gasket at the gasket first end. Methods are provided for using the cartridge, as well as pipe joint that contains the cartridge.

Abstract: Embodiments of systems and methods for installing a single valve assembly into in-service pipelines are presented using conventional hot tap technology. In one embodiment, the single valve assembly may comprise a removable cartridge assembly that comprises a wedge assembly that is rotated from an open position to a closed position and movable from a first unexpanded position to a second compressed position that sealingly engages one or more sealing elements to the valve body or housing to prevent fluid flow in the pipeline. The cartridge assembly is configured to be removed from the valve body for repair, maintenance, or replacement without additional line stops or interruptions to the in-service pipeline.

Abstract: Apparatus are provided for an access system for a passage defined in a component. The passage is surrounded by a flange, and the access system comprises a plug adapted to be coupled to the flange of the component to seal the passage. The plug includes a sidewall and an overhang coupled to the sidewall. The overhang is configured to substantially surround at least a portion of the flange and the plug is movable between a first, unsealed position and a second, sealed position upon the application of a force.

Abstract: A device for detecting fuel leaks in a vehicle is provided. The device includes a body configured to be mounted in sealing engagement around a portion of a fuel line in the vehicle; and a collection chamber configured to collect fuel that leaks from the fuel line within the body. The body is configured to direct the fuel leaked from the fuel line to the collection chamber. At least a portion of the body or collection chamber is transparent to enable presence of the fuel leaked from the fuel line to be visually verified. The collection chamber is operatively connected to a drain connector.

Abstract: A method of providing a foamed insulation coating on at least a portion of a pipe, including extruding a melt stream over the pipe portion. The melt stream includes a matrix polymer and expandable fillers in an unexpanded state, the melt stream being maintained at a sufficiently high temperature to maintain the matrix polymer in extrudable form and at a sufficiently high pressure to maintain the expandable fillers in the unexpanded state. Once extruded, the expandable fillers are permitted to expand into an expanded state at a lower pressure.

Abstract: Provided is a thermal insulation having both excellent thermal insulating performance and excellent strength, and a method of producing the same. A method of producing a thermal insulation according to the present invention includes curing (S2) a dry-pressed compact, including silica fine particles each having an average particle diameter of 50 nm or less and a reinforcement fiber, at a relative humidity of 70% or more.

Abstract: A method is provided of manufacturing a vacuum insulation panel using three-dimensional printing technology. Individual layers of core material are built up to produce a rectilinear core having a very small internal wall thickness and numerable hollow areas, thus creating a core having a highly porous surface. The highly engineered porous core is then encapsulated in a plastic, aluminum or composite envelope and a vacuum is applied. Once all or most of the gas molecules are removed, the engineered VIP delivers a high level of insulation.