Abstract: A fuel cap assembly for use on fuel tanks on large vehicles such as straight trucks and buses for reducing and preventing fuel fumes and spills from reaching outside of the fuel tank during fuel filling operations. The cap assembly has interior facing threads that wrap about exterior facing threads on the fuel receiving receptacles on the fuel tanks. The cap assembly includes a lid having a normally biased closed door that only opens when a fuel nozzle is pressed into the door. The cap assembly can be elongated to allow for an interior chamber that allows for an extra catch to stop fuel from reaching outside the tank during the filling of the fuel tank. An O-ring type seal also helps lockably seal the cap assembly to the fuel tank receptacle.

Abstract: A cap for use on the threaded filler neck of a coolant reservoir, such as an automobile radiator, comprising a cover and main body and including: a means for transmitting torque from the cover to the main body to screw the cap onto the filler neck. The cap but for preventing excess torque from being transmitted. The cap includes a second torque transmission means for unscrewing the cap, which does not limit the torque that can be transmitted. The cap also includes a means for preventing the cap from being unscrewed when the coolant is under pressure; a pressure relief means to prevent the coolant pressure from exceeding a predetermined level; and a vacuum relief means for preventing the coolant pressure from falling below a second predetermined level.

Abstract: The present invention relates to a compensation reservoir (6) with a cover (1) for a hydraulic brake system. An object of the present invention is directed to simplifying the prior art cover (1) that typically comprises several parts in such a manner that it can be made from one piece, without reducing the demands being placed on the cover. According to the present invention, this object is achieved in that a cylinder opening (11) extending in a radial direction is shaped into the material of the cover, said opening providing an air duct (11) that starts from the center axle of the reservoir (16) and extends to the radial, external inner space of the cover (1).

Abstract: A vented fuel tank cap for closing the filler neck portion of a fuel tank for a small gasoline powered implement. The fuel tank cap assembly includes a cap member having threads for removably attaching the cap assembly to the fuel tank filler neck. The cap member also includes a post depending from an interior of the cap member. The cap assembly further including a gasket having an annular rim surrounding a dome portion and an opening. The opening of the gasket is disposed on the post and retained by a rib protruding externally from the post. The gasket dome portion is deformed by the rib so that the annular rim is held in contact with the interior surface of the cap member.

Abstract: A liquid transfer system that includes a valve and coupler assembly of unique design for use in extracting hazardous fluids from a transport container. The system includes a novel valve and coupler assembly that is of a simple design and is uniquely constructed from a corrosive resistant plastic that is substantially impervious to most corrosive liquids.

Abstract: The object of this invention is to improve safety by preventing the leakage of liquid caused by the internal pressure of a container. A liquid path plug in which a pipe is provided in the lid section of the plug, and a gas path plug which does not have a pipe are attached to openings of the container. The engaging groove section is formed on the end surface of the liquid path cap which closes the through hole provided in the liquid path plug section of the liquid path plug. The engaging protrusion section and the engaging hole section are formed on the end surface of the gas path cap which is provided in the gas path plug section of the gas path plug and closes the through hole. The gas path cap is detached by engaging the engaging pin of the detaching fixture on the engaging hole section of the gas path cap and by turning the gas path cap.

Abstract: A cap for a vehicle radiator has a body, a sealing member, a biasing member and a connector. The body is detachably mounted on the mouth of the radiator. A protrusion with a central hole is mounted on the body. The sealing member is slidably attached to the body for sealing the opening in the radiator and has a flange, a seal and a stub. The stub extends upward from the top of the flange and extends through the central hole in the protrusion on the body. The outer periphery of the stub contacts with the inner surface of the central hole in the body. Accordingly, the stub can be securely held on the body to prevent a gap being defined between the seal and the opening. This gap prevention can avoid leak between the sealing member and the mouth occurring during the leak-detecting process of the radiator.

Abstract: A steel-body vessel, suitable for storing ultra-high purity gases, has a relatively inert metal lining which covers the interior surface of the steel vessel body, preventing the stored gas from making any contact and reacting with the steel vessel body. The relatively inert metal lining extends into the vessel end pieces which are interiorly threaded, in the steel, proximate the relatively inert metal lining. The surface of the inert metal lining is conditioned to be smooth, preferably to 15 &mgr;Ra or better. The vessel end pieces are sealed with end closure devices, which are secured by a securing portion carrying exterior threads to matingly engage the interior threads on the vessel end pieces. The end closure devices contain a sealing portion constructed of the relatively inert metal, which retains an annular sealing gland to seal the vessel in a removable, non-contaminating manner at service pressures when the end closure device is seated within the vessel end piece by means of the securing portion.

Abstract: A pressure cap (10) for a fixed neck of an automobile radiator is provided with an outer cap component (16) and with an inner cap component (15) which has a flow connection between the inside and the outside of the tank and a valve arrangement (11) for releasing and blocking the flow connection. An object of the invention is to allow the bias of the pressure-relief valve body to be adjustable while the temperature inside the tank can be measured directly and the action of the pressure-relief/vacuum valve body (12) remains constant, it is provided that the bias with which the pressure-relief valve body (12) is pressed against the sealing seat can be adjusted by means of a thermal drive (14) in the form of an expansion-material membrane capsule (50) which has a temperature sensor (54) that passes through the cap axis and extends into the tank's neck, and it is also provided that the vacuum valve body (13) is arranged eccentrically in relation to the cap axis.

Abstract: A pressure cap (111) for openings in tanks, in particular in automobile radiators, has an outer cap component (110) which is provided with a locking element (113) that can be connected to the tank's neck, and provided with a handling element (112) rotatably mounted in relation to said locking element, and furthermore provided with a coupling insert (180) which is anti-rotationally mounted in the handling element (112) and which can be axially engaged in and disengaged from the locking element (113) to allow a releasably non-rotational connection between the locking element and the handling element, and which furthermore is provided with a valve assembly (115) containing a valve body (117) that can be axially moved back and forth, for releasing and blocking flow connections between the inside and the outside of the tank depending on the pressure prevailing inside the tank.

Abstract: The invention relates to a pressure cap (11) for openings in tanks, particularly in motor-vehicle radiators, which has an internal cap component (14) that is provided with at least one flow connection between the inside and the outside of the tank, and with a valve arrangement (15) for releasing and blocking the flow connection. The said valve arrangement (15) has a first and a second valve body (17, 18) that can be moved back and forth. The first valve body (17) is biased in the direction of the inside of the tank against a first sealing seat (24) on the second valve body (18), which is pressed against a second sealing seat (32) on the interior cap component (14). Furthermore, the first and second valve bodies (17, 18) can be lifted when a respective threshold value of the inside tank pressure is exceeded and the flow connection (50, 51) between the inside and the outside of the tank is released.

Abstract: A two stage splash guard structure is provided for an oil breather usable with an hydraulic fluid reservoir or tank. The first splash guard is provided within a neck portion preferably formed as part of the tank. A bowl-like cavity is formed within the neck portion and a ring-like chamber surrounds the cavity to serve as the first stage splash guard. An orifice is provided in the lower portion of the bowl to allow for the flow of air through the neck portion and into and out of the tank as the fluid in the tank shifts or rises and falls. A shelf is formed within the bowl to receive a second stage splash guard plate. A hollow adapter is then threadably secured within the neck portion to secure the second stage splash plate in place on the shelf and an air breather cap with the filtering element is threadably secured to the adapter.

Abstract: A fuel cap 10 maintains high sealing even when subjected to external force; is easy to operate; and requires minimal space for accommodation. The cap device comprises a casing body 20 for closing the filler opening FNb in a sealed condition, a cover 40, a handle 45, a clutch mechanism 60 and a torque transmission mechanism 80. By upraising the handle to the handling position and applying rotational torque, rotational torque is transmitted to the casing body 20 via the clutch mechanism 60 and the torque transmission mechanism 80, closing the filler opening FNb. The handle 45 lowers back to the retracted position when released, whereupon the clutch mechanism 60 assumes non-transmission mode wherein the cover 40 and the handle 45 rotate freely if subjected to external force such as in a collision.

Abstract: A safety valve apparatus is arranged on a water inlet of a vapor heater and comprises a cover, a clutch unit and a resilient unit. The clutch unit comprises an upper disk and a stage detachably assembled with the upper disk. The resilient unit is arranged between the cover and the upper disk such that the upper disk is normally rotated with the cover. The upper disk has a downward extending cylinder looped by a spring and having a movable cap on one distal end thereof. The movable cap normally seals an outlet below the stage by the resilient force of the spring.

Abstract: A tank cap for closing a filler neck of a fuel tank for a motor vehicle with a pot-shaped inner closure body, includes a lower pot body and an upper supporting flange, supporting itself on the upper edge of the filler neck and extending outward at a right angle from the pot body, and a cap body, which is placed on the closure body, whereby the tank cap can be loosened from the filler neck by turning the closure body around a rotational axis and ambient air is able to enter through at least one air inlet in the tank cap in the connection piece, circumventing a connection piece seal against a reflux seal.

Abstract: A tank cap with free travel to close a fuel tank of a motor vehicle can be screwed on a filler neck of the fuel tank so that it seals via rotational movement around a rotational axis and features an inner closure body and a cap body, which is pivoted on the closure body around a free travel angle delimited by a first limit stop and a second limit stop.

Abstract: A fueling device 10 of a fuel tank comprises a cover 20 which is provided with an operation lever 26 operated to open and close a filling opening SCc, and which opens and closes the filling opening SCc according to the opening/closing operation of the operation lever 26, a fuel cap 30 having a structure such that it is fitted in a buried state in an inlet pipe IP and taken out from the inlet pipe, a gasket GS interposed between the fuel cap 30 and the inner wall of inlet pipe IP, and a spring 70 interposed between the fuel cap 30 and gasket GS and pressing the gasket GS against the sealing surface by a force acting in the direction of closing the cover 20 via the fuel cap 30, while increasing the pressing force. The fueling device 10 has high sealing property against large external forces applied to the upper part of fuel filler pipe.

Abstract: A closure member for a container, including a first member having a first set of threads with a predetermined pitch and a first orifice formed therethrough, and a second member having first and second sets of threads, both with the same pitch as the first set of threads of the first member, and a first orifice formed therethrough. When the threads of the first and second members are fully engaged, alignment between the first orifices formed through the first and second members occurs only when the first set of threads of the first member engages the first set of threads of the second member.

Abstract: Apparatus for venting a container containing a fluid and including a poppet mounted to the bottom of a cap or flap mounted to a housing for being mounted to the container, a fastener for fastening the cap of flap to the housing and which fastener may be a fusible fastener for unfastening the cap or flap and for venting the container to the atmosphere upon heat applied externally to the container reaching a predetermined temperature. The poppet venting the container to the atmosphere upon the pressure in the container reaching a predetermined pressure and the poppet may be a combination poppet for venting the container to the atmosphere upon pressure in the container reaching a predetermined pressure and for venting the container to the atmosphere upon a vacuum in the container reaching a predetermined vacuum.

Abstract: A tank cap has outstanding operability when the fuel cap opens and closes a tank opening of a fuel tank. The tank cap is provided with a casing main body, a cover body provided with an handle and a torque mechanism. The torque mechanism transmits rotational torque to the casing main body when rotational torque is applied to the handle. A torque release mechanism is also disposed between the handle and a torque plate of the torque mechanism. A torque release mechanism is provided with a steel ball (interposing member) which is in a non-interposed state between the handle and the casing main body when affected by a predetermined or greater inertial force accompanying an external force and the steel ball sets the handle in an idle state when the torque release mechanism is in a non-interposed state.

Abstract: A two stage splash guard structure is provided for an oil breather usable with an hydraulic fluid reservoir or tank. The first splash guard is provided within a neck portion preferably formed as part of the tank. A bowl-like cavity is formed within the neck portion and a ring-like chamber surrounds the cavity to serve as the first stage splash guard. An orifice is provided in the lower portion of the bowl to allow for the flow of air through the neck portion and into and out of the tank as the fluid in the tank shifts or rises and falls. A shelf is formed within the bowl to receive a second stage splash guard plate. A hollow adapter is then threadably secured within the neck portion to secure the second stage splash plate in place on the shelf and an air breather cap with the filtering element is threadably secured to the adapter.

Abstract: A pressure and vacuum vent valve for a vehicle fuel tank is provided including a structure defining a passageway and having a vent valve assembly positioned therein. The assembly includes a pressure relief valve to relieve pressure from the fuel tank when the pressure exceeds a predetermined level and a vacuum relief valve to relieve a vacuum in the tank when the pressure in the tank drops below a predetermined level. The vacuum relief valve presents a lubricious sealing surface that engages a valve seat. The pressure valve engages a sealing surface to close a central venting orifice provided in the vacuum valve.

Abstract: A pressure proof gasket plate for use with a cup and special or modified lid assembly for a spray gun, consisting of a cup with a first end configured with fittings suitable for attachment to the feed port of the spray gun and a second end with a large opening for access and filling, and a domed lid, with an external mechanism for providing a compressive attachment of the lid to the cup with the gasket plate in between. The floating gasket plate has a compressible gasket configured on its inside surface so as to form a seal when it contacts the edge of the cup as the lid is applied to the cup. The floating gasket plate is sealed to the cup by pressure on its periphery as applied by the domed lid. The floating gasket plate is made of such material and thickness as to resist deflection and deformation under normal working pressure of the spray gun.

Abstract: The present invention provides a seal portion mounted on an inner wall of a cap. When the cap is removed from the main body of the container, the seal is positioned below a position where a first screw thread is screwed to a second screw thread. The first screw thread is formed on inside or outside of an outer cylindrical wall of the main body of the container. Whereas, the second screw portion is formed on the outer circumference or the inner circumference of the outer wall portion of the cap.

Abstract: A vehicle fuel or gas tank is subject to either a build up of pressure or a negative pressure, and in view of this inlet and outlet vents are provided in the fuel cap to balance the pressure with the atmosphere, and this balance of fuel tank pressure is attained by covers of vents in the fuel cap and the covers having an umbrella or parabolic shape or the vents may be covered by reed valves. The disclosure of covers of vents as described in this invention then obviates the use of coiled metal springs to control vents in vehicle fuel caps.

Abstract: The present invention relates to a rotatable cover which can be screwed or plugged on and is to be fastened on a stationary connection of a motor vehicle radiator or compensator reservoir of cooling and heating systems. The cover has a screw or plug cap and/or swivel cap and a rotatable engagement part in which a valve in the form of a combined overpressure/underpressure unit is arranged concentrically. The valve has a sealing member which produces a sealing connection with the stationary connection when the cover is applied. When the cover is positioned on the stationary connection, it is possible to prevent by means of a temperature-related control member removal, such as unscrewing or twisting of the cover. The temperature-related control member or a coupling part actuated by means of the temperature-related control member can be moved substantially radially between a coupling position and a release position.

Abstract: A container for a carbonated beverage has an interrupted external screw thread surrounding its mouth opening engageable with an internal screw thread of a rotatable closure. The rotatable closure is in two parts and has a stiffened top member and a separate, rotatable depending rim to rotatably engage on the container and hold the top member in sealing engagement with the opening of the container. To prevent missiling on opening, pressure venting means such as slots extending through the closure may be provided. Alternatively, the rotatable closure may be configured to have a two stage opening movement. As the rotatable closure is made in two parts it has a low opening torque.

Abstract: Proper mounting of a motor vehicle fuel tank cap on a vehicle fill pipe is of major importance to reduce the vapors which on escaping from the fuel tank contributes to environ-mental pollution, to insure proper mounting of the gas cap there is provided in this invention apparatus and method for monitoring proper mounting of the motor vehicle fuel tank cap, on the fill pipe of the vehicle and the apparatus includes strain gauges, connected to a monitor computer and an alarm activated by the monitor computer to indicate proper or improper mounting of the fuel tank cap on the fill pipe of the vehicle fuel tank.

Abstract: According to the present invention, a ventilating system is used to equalize a first pressure within an enclosure, and a second pressure outside of the enclosure. The ventilating system includes a body member having an exterior surface adapted to seal against an inner surface of the enclosure. The body member has an interior surface forming a conical section oriented in a first direction. The ventilating system also includes an overpressure relief member for venting fluids from within the enclosure when the first pressure is greater than the second pressure. The overpressure relief member has an outside surface that forms a conical section oriented in the first direction. The overpressure relief member includes an outside surface that separates from the interior surface of the body member when the first pressure is greater than the second pressure.

Abstract: A fuel tank fueling device for feeding fuel through the fuel passage of an inlet pipe into a tank main body is provided. The fueling device is easier to manipulate when the fuel cap is opened and closed, and also has better fuel tank sealing properties against the outside air. The fueling device includes a handle provided on a casing main body, operated to open and close the fuel passage; a sealing component interposed between the casing main body and the seat surface of the fuel inlet pipe; a spring disposed so as to urge the sealing component against the seat surface; and a cam mechanism whereby the operating force of the handle in the closing direction is converted via the spring into the sealing force of the sealing component pressing against the seat surface.

Abstract: A container for a carbonated beverage has an interrupted external screw thread surrounding its mouth opening engageable with an internal screw thread of a rotatable closure. The rotatable closure has a top member which is inwardly domed or indented or otherwise shaped to impart the necessary stiffness thereto. To prevent missiling on opening, pressure venting means are provided. Such pressure venting means may comprise slots extending through the closure, and/or the rotatable closure may be provided with stops which impart a two stage opening movement thereto. A rotatable closure with a low opening torque is made into parts and has a top member and a freely rotatable peripheral rim carried by the top member.

Abstract: A vacuum pack food container is closed by releasable and reclosable sheet metal closure having a center portion defining an annular recess around an upwardly projecting integral vacuum release button with an undercut wall partially surrounded by a score line smaller than the button. The sealant material is confined within the button and has an outwardly projecting flange releasably bonded to the closure under the score line. Depressing the button peels the sealant flange from the closure to define a vacuum release passage which closes and seals when the pressure on the button is released. A peripheral skirt portion on the closure has inwardly projecting bosses which cooperate with cam surfaces on the bottom of a curled rim portion of a sheet metal container to provide a twist-on twist-off closure.

Abstract: A tank closing device for a container includes a filler neck at the container and a closing member received in the filler neck. A closing cap is securable at the filler neck by a bayonet fitting. A sealing element is arranged at the closing member. A spring rests at the closing cap and biases the sealing element against the filler neck. The closing cap has a top face and a gripping member projecting upwardly from the top face. The bayonet fitting includes at least three socket elements at a circumferential surface of the closure cap or the filler neck and includes at least three dogs cooperating with the at least three socket elements and arranged on an opposing circumferential surface of the closing cap or the filler neck. The socket elements or the dogs or both the socket elements and the dogs are unevenly distributed over the circumferential surface, respectively.

Abstract: A closure arrangement of a container has fill socket with an inner thread and a closure cap with a cylindrical base body having an outer thread matching the inner thread of the fill socket of the container. The cylindrical base body has an annular flange adjacent to the outer thread. An annular seal, connected to one side of the annular flange facing the outer thread, is provided for sealingly resting on the rim of the fill socket when the closure cap is threaded into the fill socket. The outer thread has a resilient tongue extending in the circumferential direction of the cylindrical body and has a radial projection cooperating with the abutment of the matching inner thread. The radial projection, when the closure cap is threaded into the fill socket, catches in a catch position behind the abutment before a fully closed position of the closure cap in the fill socket is reached.

Abstract: A cap (50) that is engageable with a tank filler neck (52) includes a closure (56), handle (54), and an annular gasket (76) on an axially inner end of closure (56) in spaced-apart relation to handle (54) and closure retainer apparatus (70) mounted on closure (56). Closure (56) includes an upper housing (62) carrying closure retainer apparatus (70) and a lower housing (66) rotatably coupled to upper housing (62) and carrying annular gasket (76) and an anti-rotation lug (68) positioned to engage filler neck (52) during cap installation. A delayed actuator mechanism (58) rotatably couples handle (54) to upper housing (62) to provide a lost-motion driving connection in a cap-removal direction (166) and a direct-drive connection in the cap-installation direction (164). Annular gasket (76) includes an annular outer seal (122), a hoop-shaped base (120), and a thin annular multi-directional membrane (124) interconnecting hoop-shaped base (120) and the surrounding annular outer seal (122).

Abstract: A cap assembly (4) for a filler neck, especially of a motor vehicle fuel tank, with a somewhat pot-shaped insert (7) insertable to form a seal for the end of the filler neck (1), having projections (6) at its outer periphery engaging in bayonet or threaded grooves (5) in the filler neck and covered at its upper end projecting from the filler neck by a cap (8), and fitted with an over/underpressure valve (11) which acts via apertures (35, 39) in the base of the insert (7) and in its upper end and/or in the cap (8) between the inside of the filler neck and the atmosphere. The entire insert (7) is pressed from sheet steel and the over/underpressure valve (11) is encapsulated in a valve housing (12) fitted in the insert (7) and having a peripheral flange secured by the folded edge (14) of the insert (7).

Abstract: A fuel cap which is to be attached to a filler neck which is open for a fuel supply has a closure which is to be fitted to the filler neck and which is made of a resin, and a shell which covers an upper part of the closure and which is made of a resin. The shell is formed by an electrically conductive resin material which has a surface resistance of 10.sup.11 .OMEGA. or less, or has a volume resistance of 10.sup.11 .OMEGA..multidot.cm or less, and a discharge rib portion is integrally formed on the inner peripheral face of the shell. In a state where the fuel cap is attached to the filler neck, the distance between the discharge rib portion and the filler neck or the body of an automobile is 3 mm or less.

Abstract: A fuel tank cap with enhanced sealing property of a valve body of a positive pressure valve, which improves the pressure control ability of the fuel tank cap is disclosed. The positive pressure valve controls the pressure in a fuel tank by opening and closing a rubber valve body. The valve body is supported on its rear face by a valve support member, and is seated on and separated from a seat member. The valve body has a ring recess arranged in an outer circumferential portion thereof to form a thin-wall seating portion, which is seated on the seat member. The valve body is seated horizontally on the seat member, and is supported by the valve support member on both the inner circumferential side and the outer circumferential side of the ring recess.

Abstract: A fuel tank cap structure with reduced casing body weight and improved dimensional accuracy is disclosed. The casing body of the fuel tank cap has a valve chamber, in which a positive pressure valve and a negative pressure valve are received. The casing body includes an outer tubular body and a valve chamber-forming member located inside the outer tubular body. The outer tubular body is joined with the valve chamber-forming member via a horizontal joint member and vertical horizontal members, which are arranged in a hollow portion.

Abstract: A sipper cup including a cup assembly having a plurality of threaded grooves formed adjacent a top opening thereof. Further provided is a cap assembly having a spout integrally formed on an upper surface thereof. The cap assembly is equipped with a plurality of threaded grooves for allowing the screwable coupling of the cap assembly with the cup assembly. Such threaded grooves of the cap assembly and the cup assembly are adapted to allow air to pass therethrough. Also included is an elastomeric insert including a spout valve for allowing fluid to exit the spout of the cap assembly only upon the application of suction. In use, air is allowed to enter the cup through the threaded grooves thus compensating for the vacuum formed in the cup assembly upon the exiting of fluid from the spout.

Abstract: A vacuum pack food container is closed by releasable and reclosable sheet metal closure having a center portion defining an annular recess around an upwardly projecting integral vacuum release button with an undercut wall partially surrounded by a score line smaller than the button. The sealant material is confined within the button and has an outwardly projecting flange releasably bonded to the closure under the score line. Depressing the button peels the sealant flange from the closure to define a vacuum release passage which closes and seals when the pressure on the button is released. A peripheral skirt portion on the closure has inwardly projecting bosses which cooperate with cam surfaces on the bottom of a curled rim portion of a sheet metal container to provide a twist-on twist-off closure.

Abstract: Plutonium powders are stored in three embodiments of stainless steel canisters with stainless steel lids. The stainless steel canisters are extruded and have no interior welds. Each canister has a stainless steel lid with a vent having an integral HEPA filter. In order to secure the lids on the canister, collars with annular internal notches and external threads are disposed between the bodies of the canisters and the lids. The lids have internal threads so that the lids can be tightly screwed onto the collars. O-ring seals are disposed between the lids and collars.

Abstract: A plastic vent valve (1) for containers for transporting and storing liquids has a cylindrical valve housing(2) which is made as a threaded plug (3) and is screwed onto a screw cover (8) for closing an opening of a plastic inner container of a palletized container. The valve has a valve membrane (4), a surge disk (5), a surge cover (6), and a sealing cap (7).

Abstract: An opening and closing device of a gasoline tank cap is disposed between an upper cap and a base of the tank cap, and includes a valve, a valve cap controlling the valve to rotate to let its valve hole communicate or not with an upper opening of the upper cap. Thus, the tank cap is not needed to be taken off completely for pouring gasoline in the tank. So filling gasoline in the tank is quite convenient, saving time, and preventing the tank cap from being lost by frequent removing for pouring gasoline in.

Abstract: A filler neck closure cap includes a closure body, a handle coupled to an axially outer flange of the closure body, and an O-ring sealing gasket carried on an axially inner end of the closure body. The cap further includes closure retainer apparatus appended to a middle portion of the closure body to lie in fixed immovable relation to the middle portion. The closure retainer apparatus is configured to engage the filler neck to block removal of the closure body from the filler neck upon installation of the cap in the filler neck.

Abstract: A fuel cap is provided for use in the filler neck of a tank. The fuel cap includes a filler neck closure member, a handle engaged to drive the filler neck closure member, and a torsion spring coupled to the handle and to the filler neck closure member.

Abstract: A fuel cap and filler neck fitment for receiving the fuel cap. The fuel cap includes an outer member and an inner closure assembly with seal. The cap and fitment both include lugs which interengage when the cap is moved into a closing position to pressurize the seal determined by an improved overriding ratchet arrangement. During removal of the cap, the outer member moves against a spring action for a predetermined arc before the inner closure assembly is moved to disengage the seal. When the seal is disengaged, the spring action takes up the relative motion. Once removed, the cap is retained by an improved tether assembly. The outer member is connected to the inner annular assembly by an improved structural arrangement which allows the outer member to separate under crash impact.

Abstract: Plutonium powders are stored in stainless steel canisters with stainless steel lids. The stainless steel canisters are extruded and have no interior welds. Each canister includes a vent with an integral HEPA filter. The canisters are of various capacities and nest, one within another, when not used for storage.

Abstract: A container suitable for containing and dispensing fluid materials comprising a hollow body wherein said container comprises a sealing and venting system consisting of a perforated area (4) comprising one or more perforations of the container in combination with a fluid-impermeable but gas-permeable membrane applied to said perforated area (4) such as to provide a liquid-impermeable sealing means (1) and gas-permeable venting means characterized in that said membrane is treated to reduce its surface energy.

Abstract: A venting container prevents the incursion of contaminants and water during the breathing of the contents and has a central body received in a collar in the top wall of the container and adapted to accommodate a filter element. The central body is secured to a cover which is provided with break-away means signalling improper opening of the container and with a protective cap turned toward the interior thereof.