Abstract: A fuel tank includes: an internal component including a head portion, a neck portion, and a shoulder portion. The internal component is fixed on the tank main body by shaping a parison to the head portion, the neck portion and the shoulder portion during molding of the tank main body. At least one of the head portion and the neck portion includes a bottom portion (a fuse-shaped portion) configured to be broken near a boundary between the head portion and the neck portion.

Abstract: A cargo container has a tubular shell, an annular mounting ring mounted thereto, and a nose cone clamped to the annular mounting ring by an annular clamping collar. The mounting ring has a coupling slot and an annular flange. The nose cone has an annular flange. The clamping collar has an inwardly facing annular groove, and a constriction device. The mounting ring is mounted to the tubular shell wherein an annular edge of the tubular shell is rigidly held in the coupling slot. The nose cone and mounting ring annular flanges together form a mounting wedge. The clamping collar clamps the nose cone to the annular mounting ring wherein the mounting wedge is rigidly held in the annular groove by constriction of the clamping collar by the constriction device.

Abstract: A liquid container for a motor vehicle, having a first half-shell and a second half-shell, the half-shells delimiting a storage volume for accommodating liquid, the first half-shell having a first support layer and a first barrier layer, the second half-shell having a second support layer and a second barrier layer, the first barrier being situated on a side of the first support layer facing the storage volume, and the second barrier layer being situated on a side of the second support layer facing the storage volume.

Abstract: A fuel tank includes a tank body and a built-in component, which has a head portion, a neck portion, and a shoulder portion, the built-in component being anchored to the tank body with a parison wrapped around the neck portion during molding of the tank body. The head portion and the neck portion are formed with at least one hollowed portion, which is open to an end surface of the head portion, and a cap member is provided to seal an opening of the at least one hollowed portion.

Abstract: Problem to be solved: To provide an ethylene-vinyl alcohol copolymer composition which is excellent in impact resistance even without a resin other than an ethylene-vinyl alcohol copolymer blended therein. Solution to the problem: Use an ethylene-vinyl alcohol copolymer resin composition contains: (A) an ethylene-vinyl alcohol copolymer; (B) an aliphatic carboxylic acid metal salt; and (C) a sorbic acid ester; wherein the aliphatic carboxylic acid metal salt (B) contains a metal moiety selected from the group consisting of long Periodic Table 10th to 12th element metals; wherein the sorbic acid ester (C) is present in an amount of 0.0001 to 10 ppm based on the total amount of the ethylene-vinyl alcohol copolymer (A), the aliphatic carboxylic acid metal salt (B), and the sorbic acid ester (C).

Abstract: A rigid connecting device for connecting the upper and lower surfaces inside an oil tank includes a connecting rod. The upper and lower sides of the connecting rod are each provided with a connecting end surface. The connecting end surface is provided with material-passing hole. The outer surface of the rigid connecting device is covered with high-density polyethylene. The upper and lower surfaces of the oil tank are connected by a connecting rod, and such arrangement is locally applied to areas where the rigidity of the oil tank is poor, so there are more effective space. The part of the rigid connecting rod contacting with the oil fuel is made of high-density polyethylene, so the requirements of strength and anti-corrosion can be satisfied.

Abstract: A fluid tank includes polymeric liner comprising an upper wall and a lower wall. The upper wall and the lower wall define a cavity therebetween. A weld joint joins the upper and lower walls together. A method for assembling a fluid tank includes overlapping surfaces of an upper wall and a lower wall to form a liner defining a cavity. The method includes joining the surface of the upper wall and the surface of the lower wall together by welding to form a weld joint between the upper wall and the lower wall. The method can include cooling the weld joint to control warpage of the liner at the weld joint.

Abstract: A foldable water tank comprises a foldable receptacle including an open receptacle portion and a closed receptacle portion, the open receptacle portion communicating with the closed receptacle portion such that water from the open receptacle flows to the closed receptacle, the open receptacle portion including side walls; a folding frame operably associated with the side walls to support the sidewalls in an upright position; and the closed receptacle portion extending outwardly from the frame.

Abstract: A large tubular plastic tank is formed by fusion welding together half-shell parts at lengthwise flange joints to form a tubular body. Then, end caps are fusion welded onto the outermost ends of the tubular body and an assembly of two or more bodies. Electric or electromagnetic energy is used to melt in situ the fusion weld elements which are captured between the joining surfaces of the parts. A fusion weld element is secured beforehand to linear a joining surface of at least one of two mated tank parts. The weld element exits the joint between two lengthwise-mated parts at the location of mating tabs extending from the mated tank parts; the tabs are subsequently cut away. A circumferential flange joint is made by securing a fusion weld element to at least one joining surface of the mated tank parts, where the ends of the element run through holes in the faying surface of the flange.

Abstract: A method for manufacturing a plastic fuel tank including: a) inserting a plastic parison including two distinct parts into an open two-cavity mold; b) inserting a core, bearing at least part of a reinforcing element configured to create a link between the two parison parts, inside the parison; c) pressing the parison firmly against the mold cavities, for example by blowing through the core and/or creating suction behind the cavities; d) fixing the part of the reinforcing element to at least one of the parison parts using the core; e) withdrawing the core; f) closing the mold, bringing its two cavities together to grip the two parison parts around their periphery to weld them together; g) injecting a pressurized fluid into the mold and/or creating a vacuum behind the mold cavities to press the parison firmly against the mold cavities; and h) opening the mold and extracting the tank.

Abstract: An unmanned aerial vehicle comprising at least one rotor motor. The rotor motor is powered by a micro hybrid generation system. The micro hybrid generator system comprises a rechargeable battery configured to provide power to the at least one rotor motor, a small engine configured to generate mechanical power, a generator motor coupled to the small engine and configured to generate AC power using the mechanical power generated by the small engine, a bridge rectifier configured to convert the AC power generated by the generator motor to DC power and provide the DC power to either or both the rechargeable battery and the at least one rotor motor, and an electronic control unit configured to control a throttle of the small engine based, at least in part, on a power demand of at least one load, the at least one load including the at least one rotor motor.

Abstract: A method for producing a plastic container from a first plastic half-shell and a second plastic half-shell, with a first attachment permanently fastened to the first plastic half-shell.

Abstract: The invention relates to a method for producing a container (2) from a thermoplastic, having at least one surround (4), provided in the container wall (1), for a container opening. The surround (4) comprises a structure behind which parts of the container wall (1) extend and/or which is penetrated by said parts. The method is carried out using a multi-part blow mold that has at least two mold parts, each having at least one cavity, wherein the surround is placed as an insert in the cavity (10) of the blow mold (7). The method comprises pressing the preform that has been forced into the cavity (10) into the structure of the surround (4) by means of a tool which is brought to bear on the preform (12) on the side of the preform facing away from the cavity (10).

Abstract: A fuel tank of thermoplastic material for motor vehicles comprising at least one line of thermoplastic material, which extends between at least two fixed connection points on the tank wall inside the tank, the fuel tank being distinguished by the fact that the line is supported at at least one location or over at least one portion between its connection points against the force of the weight acting in the fitted position to prevent sagging and that the line is formed and/or routed and/or suspended such that an increase in the length of the line brings about a compensating movement of the line transversely to the direction of the force of the weight.

Abstract: A large tubular plastic tank, for use in holding unpressurized water or wastewater, is formed by fusion welding together half-shell parts at lengthwise flange joints to form a tubular body. Then, end caps are fusion welded onto the outermost ends of the tubular body and an assembly of two or more bodies. Fusion weld elements are secured beforehand to the joining surfaces of the tank parts at a factory; the tank parts are then economically stored or shipped in nested condition to a fabrication site remote from the manufacturing site. Electric or electromagnetic energy is used to melt in situ the fusion weld elements which are captured between the joining surfaces of the parts.

Abstract: An unmanned aerial vehicle comprising at least one rotor motor. The rotor motor is powered by a micro hybrid generation system. The micro hybrid generator system comprises a rechargeable battery configured to provide power to the at least one rotor motor, a small engine configured to generate mechanical power, a generator motor coupled to the small engine and configured to generate AC power using the mechanical power generated by the small engine, a bridge rectifier configured to convert the AC power generated by the generator motor to DC power and provide the DC power to either or both the rechargeable battery and the at least one rotor motor, and an electronic control unit configured to control a throttle of the small engine based, at least in part, on a power demand of at least one load, the at least one load including the at least one rotor motor.

Abstract: The invention relates to a method for producing hollow bodies from thermoplastic material, comprising the molding of at least two sheet-like, web-shaped preforms of plasticated thermoplastic material in a multi-part tool forming a cavity to form two complementary shells, and also the joining together of the shells to form a substantially closed hollow body, wherein the preforms are brought between open parts of the tool which each have part-cavities, the parts of the tool are then closed against a tool separator arranged between the preforms, and the preforms are inserted into the part-cavities with the use of differential pressure and molded. In a subsequent separate method step, the tools are reopened and internal components of the hollow body to be produced are fastened to the shells. Finally, the shells are joined together by reclosing the tools to form a closed hollow body.

Abstract: A dual-tank liquid storage tank system comprises a lined primary storage tank disposed within a lined secondary tank. Construction of the system involves rolling out a secondary tank liner over an engineered base course, and then laying out a primary tank liner over the secondary tank liner, with an outer portion of the primary tank liner rolled up to fit within the primary tank perimeter. The primary tank's perimeter wall is then assembled from wall panels resting on the secondary tank liner, and then the primary tank liner rolled out and deployed over the primary tank wall. An outer portion of the secondary tank liner is then rolled up toward the primary tank wall, and the secondary tank's perimeter wall is assembled from wall panels resting on the base course. The secondary tank liner is then rolled out and deployed over the secondary tank wall.

Abstract: A molding method of blow-molding a hollow tank body with a built-in component is provided. The method molds the hollow tank body by molding the sheet parisons in the half molds. After the moving cooperation of the half molds, an expanding mechanism of a pre-molding template device, the template half plates and the bases, the half molds are respectively leaned against the closed template half plates, and the sheet parisons are leaned against the half molds by blowing and/or sucking so as to be pre-molded. The tank body is molded after placing the component into it. A pre-molding template device is also provided. An expanding mechanism and the template half plates are mounted on the bases, and the bases are mounted on a rail bracket, the bases are driven by a power device to move on the rail bracket.

Abstract: A plastic beer keg includes an outer container and an inner liner. A removable lid is secured over an opening to the container to enclose the liner. The liner includes a neck portion and a body portion. A head contact member transfers axial forces imparted by handling equipment away from the neck portion.

Abstract: Flexible tanks for storage of fluids are constructed of interconnected panels of flexible material made of flexible woven and coated materials and with specific geometric panel configurations.

Abstract: A blow molded container including (A) a layer containing an ethylene-vinyl alcohol copolymer as a principal component, in which the layer (A) contains an unsaturated aldehyde, and the content of the unsaturated aldehyde in the layer (A) is 0.01 ppm or more and 100 ppm or less. The unsaturated aldehyde (II) is preferably an unsaturated aliphatic aldehyde. The unsaturated aldehyde (II) is preferably at least one selected from the group consisting of crotonaldehyde, 2,4-hexadienal and 2,4,6-octatrienal. The layer (A) preferably contains a conjugated polyene compound, and the content of the conjugated polyene compound in the layer (A) is preferably 0.01 ppm or more and 1,000 ppm or less.

Abstract: A filter device is disclosed, including an air filter for a fresh air system of a motor vehicle. The filter device further include a filter housing which contains a receiving space. An annular filter element is inserted into the receiving space. The device also includes a cover for closing the receiving space. The cover is detachably fastened to the filter housing by means of a bayonet catch, so that the cover can be inserted axially into a cover receptacle formed on the filter housing and, when inserted, can be rotated between an unlocking position and a locking position.

Abstract: A container for holding and delivering liquids is disclosed. A method of making the same is disclosed. The container can have a molded container top, a molded container bottom, a flexible film reservoir, and a handle extending from the container top to the container bottom. The reservoir can be laterally exposed around the entire circumference of the reservoir along a part of the longitudinal length of the reservoir. A thermally insulated reservoir system is disclosed. The reservoir system can have a bag having a multi-layered bag wall. The bag wall can have a first layer sealed to a second layer. The volume defined between the first layer and the second layer can be partially or completely filled with a fluid insulator, such as air or saline solution. The volume defined between the first layer and the second layer can also or alternately be partially or completely filled with a solid insulator, such as a matted fiber layer.

Abstract: The invention relates to a fuel tank for a motor vehicle, which is made up of two shells which are complementary to one another, wherein the shells are supported against one another by at least one strut penetrating the tank (1), connecting opposing wall regions of the tank. The strut is configured as a two-part hollow strut (4), wherein the parts of the hollow strut are latched together via a plug connection and the latching connection is secured by at least one closure body (12) at least partially filling up the cross section of the hollow strut (4) at least level with the latching connection.

Abstract: A fuel tank made of plastic, in the interior of which an insert (2) is located, wherein the insert should enclose a space (3), wherein the fuel tank should offer the greatest possible economy of space, and the fuel tank and the insert should have a simple form. For this purpose, a box made of plastic and open at the top is attached to the inside of the upper wall (1) of the fuel tank as an insert (2), wherein the box forms a closed space (3) together with the wall (1) of the tank, wherein the insert (2) comprises a bottom (5) and side walls (6, 7, 8, 9), the upper edges of which are connected in a bonded manner to the wall (1) of the tank. The insert (2) contains inner parts (20-26) that are integral therewith and has at least one fitting (13-16) on the side walls (6, 7, 8, 9) for connecting a pipe line.

Abstract: A plastic septic tank has a body made by rotational molding or blow molding and at least one access opening in the top. A ring flange is structurally attached to the top of the body so the bore of the flange fits the access opening. A plastic ring flange has a flexural modulus which is greater than 100,000 psi and at least twice the flexural modulus of the plastic material of the tank body. An exemplary flange is made of a plastic material which includes 5-30 weight percent glass fibers, a significant portion of which are aligned with the plane of the flange upper surface.

Abstract: Functional components which are stationarily mounted in a fuel tank and connected together by way of a connecting line can be damaged by a change in size and shape of the fuel tank. The invention concerns a fuel tank, in particular of thermoplastic material, comprising at least two functional components such as for example venting valves, pumps, containers or the like, which are stationarily arranged in a fuel tank and which are connected together by way of a connecting line. To avoid damage, in accordance with the invention one connecting line includes at least a first portion and a second portion, wherein the stiffness of the first portion is less than the stiffness of the second portion.

Abstract: An injection molded plastic tank for containing liquids, such as a septic tank, is comprised of mated half tanks which are clamped together at mating flanges. A clamp having a C-shape interior concavity has grooves which engage aligned pairs of nubs on the flange surfaces which are spaced apart from the joint surfaces of each flange. A clamp has one or more flared portions at the clamp leading edge end, leading to the grooves or to the inner concavity, to make easier installation of the clamp. When a clamp reaches its home position, the clamp is locked in place against further motion in one or both directions by interacting features on the tank and clamp.

Abstract: A container for operating media of motor vehicles which is chemically stable both in respect of the fuel carried and in respect of additives.

Abstract: The invention relates to a fuel tank (1) consisting of thermoplastic, with at least one continuous seam (3), with a filler orifice, with means for aeration and venting and with means for the conveyance and extraction of fuel which are in the form of at least one fuel conveying unit (11) arranged inside the fuel tank (1). In the fuel tank (1) according to the invention, with the exception of the filler orifice, no orifices or perforations which are substantially larger than the diameter of the line to be led through are provided in the tank wall, instead the fluid lines and/or electrical lines led out of or into the fuel tank (1) pass through the seam (3) of the fuel tank (1) so as to extend at an angle with respect to the profile of the seam (3), and/or are led partially through the filler orifice and, if appropriate, a filler neck adjoining the filler orifice.

Abstract: The invention relates to a tank for storing fluid. In one embodiment, a tank (10) for storing fluids is disclosed, the tank comprising a vessel (12) for receiving and storing fluid, and a reinforcing structure (14) for the vessel. The reinforcing structure is located externally of the vessel. The vessel has a generally quadrilateral shape in plan view, and a base (16) which is generally dish-shaped, with an outlet (18) located in a position which facilitates discharge of the fluid from the vessel. In providing a tank having a vessel which is generally quadrilateral shape in plan view, the tank offers benefits over prior cylindrical tanks in terms of maximizing the use of available storage space on a ship, or on a vehicle used to transport the tank. Additionally, in providing a tank having a vessel which has a base that is generally dish-shaped, the tank offers improvements over prior quadrilateral shape tanks.

Abstract: A process for manufacturing a plastic fuel tank including: introducing a parison into mold cavities; introducing a core inside the parison, where the core is first fitted with a swirl pot having a housing for the pump; closing the mold so that the cavities come into leaktight contact with the core; pressing the parison against the cavities by blowing through the core and/or applying a vacuum behind the cavities; fastening the swirl pot to the parison using a device attached to the core; molding the parison by blow molding and/or thermoforming; unmolding the tank, and mounting a pump in the housing of the swirl pot. The mounting of the pump is achieved by way of an intermediate part, the external shape of which is standard and complementary to that of the housing, and the internal shape of which is adapted to the pump.

Abstract: According to various aspects, exemplary embodiments are disclosed liners, linings, tanks including the same, and methods of providing liners and linings for tanks. In an exemplary embodiment, a liner or lining includes a bottom sheet and a plurality of side sheets. At least one pair of adjacent side sheets is joined by an extrusion weld along an interface between the pair of adjacent side sheets. The extrusion weld is coupled to at least one mechanical fastener which is coupled to at least one structural component such that the pair of adjacent side sheets is anchored to the structural component.

Abstract: A polymeric vessel includes a first shell formed from a thermoplastic polymer and including a weld stub, and a second shell formed from the thermoplastic polymer and including a weld anvil matable with the weld stub. The polymeric vessel also includes a friction weld joint joining the weld stub and the weld anvil, and a coupling element interconnecting the first shell and the second shell and spaced apart from the friction weld joint.

Abstract: Disclosed herein is a composite pressure vessel with a liner having a polar boss and a blind boss a shell is formed around the liner via one or more filament wrappings continuously disposed around at least a substantial portion of the liner assembly combined the liner and filament wrapping have a support profile. To reduce susceptible to rupture a locally disposed filament fiber is added.

Abstract: A container assembly having a tank with first and second sides for storing materials under pressure. A plurality of hoop stringers surround each half of the tank and cross one another to define joints. The hoop stringers extend radially outward at various points, including the crossing of the hoop stringers, to increase a cross sectional area of the hoop stringers.

Abstract: A modular array of containers placed in parallel for electrolytic solutions used in metals electrolysis processes, particularly for metals electrowinning and electrorefining processes, assemblable from joinable and sealable prefabricated panels with other equal or similar ones, comprising at least a pair of opposite end walls (1, 2), lateral walls (3, 4), a plurality of floor panels (5) and a plurality of intermediate transverse walls (6), the modular array of containers having a common wall between two adjacent containers, the common wall defined by said intermediate transverse walls (6).

Abstract: 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.

Abstract: A method of reducing fuel vapor permeation through a multi-layer tank includes providing a multi-layer overlay onto at least a portion of a structural layer of the multi-layer tank. The multi-layer overlay preferably comprises at least one structural layer composed of a polymeric material that is compatible with one or more of the polymeric structural layer(s) of the multi-layer tank. The multi-layer overlay further comprises at least one barrier layer composed of a vapor barrier material resistant to hydrocarbon permeation therethrough. The multi-layer overlay may be secured to the multi-layer tank by, for example, applying a suitable amount of heat and pressure thereto or by molding the multi-layer overlay to the tank body during a tank forming process.

Abstract: A method of connecting a component to a molded article may include disposing a component adjacent to a wall of the article being molded, overlapping a portion of the component with a portion of the wall of the article being molded while the wall is still at least partially molten, and permitting the wall of the article being molded to cool with said portion of the component still overlapped by the wall. Preferably, a portion of the component is overlapped on two sides by the wall of the article being molded to firmly retain the component relative to the article after the article is formed. The article may be a receptacle, or any other object, as desired.

Abstract: A bulk storage container includes a tank with a “full drain” outlet, and a coupler attached to the outlet, in which the full drain outlet and coupler utilize a metal-on-metal threaded connection to create a fluid-tight seal therebetween. The polymer coupler includes a metal insert with internal threads, and the tank includes a metal insert with external threads corresponding to the internal threads of the coupler insert. The metal inserts are integrally molded within the walls of the tank and coupler, respectively. Advantageously, the threaded metal inserts provide a rigid structural connection between the tank and coupler that is highly durable and leak resistant. In addition to the threaded fluid-tight seal, a shoulder of the coupler abuts a corresponding face formed on the tank, with a gasket between the shoulder and face to provide a secondary seal.

Abstract: The present invention refers to a multipurpose plastic bottle made in one reusable piece which is provided with the means for conversion to objects which may be kept by the user. It comprises an upper belt and a lower belt formed by pairs of circular rings connected round the whole profile of the bottle with the connection of both pairs of rings defined by a cutting guide for separating the bottle in an upper section, a mid section and a lower section. The multipurpose plastic bottle which is the object of the invention belongs to the technical sector of plastics, specifically to the plastic industry relating to manufacture of bottles designed to hold liquids for mass distribution and consumption. The products to be bottled are soft drinks, sodas, drinking water, cooking oils and domestic cleaning products.

Abstract: A transport tank system includes a molded thermoplastic tank defining an aperture therethrough and having a discharge end and an opposing end, the thermoplastic tank being rigidly configured for holding a consumable cargo received through the aperture and including a material resistant to passage of oxygen to preserve the consumable cargo. The tank is capable of standing alone for storing the consumable cargo, or the tank can be loaded into a standard dry box container to convert the dry box container into a bulk liquid transport container.

Abstract: A container for operating media of motor vehicles which is chemically stable both in respect of the fuel carried and in respect of additives.

Abstract: A transport tank system includes a molded thermoplastic tank defining an aperture therethrough and having a discharge end and an opposing end, the thermoplastic tank being rigidly configured for holding a consumable cargo received through the aperture and including a material resistant to passage of oxygen to preserve the consumable cargo. The tank is capable of standing alone for storing the consumable cargo, or the tank can be loaded into a standard dry box container to convert the dry box container into a bulk liquid transport container.

Abstract: Method for fastening an accessory (2) at at least two points of a wall of a plastic fuel tank, this fastening taking place during the actual manufacture of the tank by molding. According to this method, the accessory (2) is provided, at least at one of its fastening points, with a fastening part (1, 1?) in such a way that the accessory (2) is fastened to the wall of the tank and can move relative to the corresponding fastening point on the wall of the tank (3).

Abstract: A multi-chamber reservoir includes an upper and a lower body welded into unitary reservoir. A pressure relief device is interposed between a pressure chamber and the overflow chamber of the reservoir. A snap-in siphon tube is mounted into the reservoir and includes an orientation feature enforcing a desired alignment. A snap lock feature retentively mounts the siphon tube in alignment during reservoir welding.

Abstract: A molded thermoplastic tank for use as a septic tank or storage tank when buried in soil has a combination of transverse peak and valley corrugations in combination with one or more lengthwise peak corrugations, to provide in effect a molded-in beam structure. The lengthwise corrugations may be at the top, between spaced apart access ports, along the bottom. In one embodiment, the top has an H-shape pattern beam structure. In another embodiment separately formed plastic beams and or a combination of vertical and horizontal struts are inside the tank.

Abstract: A fuel tank that is composed of plastic and that has installations. In order to functionally improve the fuel tank and to simplify the manufacturing, a shaped piece (15) is attached to the inside of the wall (1) of the fuel tank and connected to the fuel tank in a bonded manner. The shaped piece (15) is a flat component that has an open three-dimensional shape and forms at least one channel (17) and/or tank together with the plastic shell (1). The shaped piece (15) is welded all around to the plastic shell (1), wherein a welding flange (20) forming a closed curve follows the contour of the channel (17). The shaped piece (15) has at least one mouth part (16) that is open toward the tank interior and is integral with the shaped piece.