Abstract: A spheroidal dosing cap using a push-pull mechanism which includes a flow valve coupled to a spheroidal main body comprising a lower hemispherical element and an upper hemispherical element joined together through coupling or joining means, wherein the upper hemispherical element comprises a valve opening/closing orifice in its dome and a plug of the flow valve is inserted in the valve opening/closing orifice to close the flow of the substance running through the valve flow; a coupling section comprising a helical flange on its inner wall through which the flow valve couples to the threaded nozzle of the container.

Abstract: A chassis structure includes a box assembly and a cover plate. The box assembly includes a main plate, a plurality of side plates, a base and a pressing element. The base is disposed on one of the plurality of side plates and has a plurality of first locking portions. The pressing element is slidably disposed on the base. The cover plate is assembled on the side plate and has a plurality of second locking portions, wherein the first locking portions are adaptable to be locked with the second locking portions.

Abstract: To assist in maintaining a seal ring in a proper position in a fuel tank assembly, a retaining ring is utilized. The retaining ring surrounds the seal ring to provide a physical barrier to restrict the seal ring. The assembly includes a tank having an opening and a plurality of flanges located about the opening, a fuel pump module, the retaining ring and a seal ring. The retaining ring is located within the plurality of flanges, positioned around the opening and the fuel pump module. The seal ring is located within the plurality of flanges, positioned around the opening and the fuel pump module such that in a radial direction the seal ring is positioned between the fuel pump module and the retaining ring, and in an axial direction the seal ring is positioned between the fuel pump module and the fuel tank.

Abstract: The invention concerns a locking device for a multi-part plug connector housing (1) comprising a housing upper portion (20) and a housing lower portion (10) fitting thereto, wherein the housing upper portion (20) and the housing lower portion (10) can be reversibly mechanically connected together by way of a spring plate (30), wherein the spring plate (30) is arranged in the interior of the housing upper portion (20) and/or of the housing lower portion (10), wherein the spring plate (30) is operatively connected to a single, outwardly disposed actuating knob (40).

Abstract: A protective cover for a filler neck is designed to discriminate between different sizes of fuel nozzles. The cover includes a body portion and a movable door that covers and exposes an opening in the filler neck. The body portion has a pair of spaced body protrusions that form a gate, and the door has a ledge that may also be formed by a pair of spaced door protrusions. The protrusions on the door can be easily moved to an open position by pressing a tip of a fuel nozzle against the protrusions. The gate and the ledge are configured so that they can accommodate the fuel nozzle for only one type of fuel.

Abstract: An oil filler neck assembly is provided for an internal-combustion engine, which includes a hinged lid and a lock. The lock, in turn, includes a rotating device and a fixing device. The rotating device is rotatably arranged in the lid. The fixing device is arranged in an oil feed opening. The lock can also be used at poorly accessible locations and causes a high sealing force.

Abstract: A truck box is disclosed comprising a front wall carrying a pair of spaced paddle latches and being formed with a channel extending at least between the paddle latches, a back wall, a bottom wall, opposed end walls and a top lid pivotally mounted to the back wall, all of which are interconnected to define a hollow interior. The operating rod has a first end section connected to one paddle latch, a second end section connected to the other paddle latch, and, an offset center section which is mounted by at least one rod guide within the channel formed in the front wall. The channel substantially encloses the center section of the operating rod to protect it from contact with items loaded into and unloaded from the box interior, and the rod guide(s) support the center section to prevent vibration or other contact with the front wall during operation of the vehicle within which the truck box is mounted.

Abstract: A device to be applied to the top of a metallic container after the top of the container has been completely or partially removed for the purpose of preserving the unconsumed content of the container. The device includes a planar cover adapted to be fit over the top of the container. At least one retaining device operatively connected to a lever provided with a transverse rod is used to secure hook portions of the retaining member against the top rim of the container.

Abstract: In a waste container for containing noxious materials, wherein the container is provided with a double lid structure having an inner lid by which the container can be closed and which has a head by which the inner lid can be grasped for engagement with the outer lid which is part of a containment to which the container is attached for the transfer of noxious materials, the container consists of planar wall sections which are disposed at an angle with respect to one another such that the container has a polygonal shape whereby such containers can be stored closely adjacent one another and the container has a corresponding polygonal opening and has a lid which is also polygonal like the container.

Abstract: A filler cap assembly includes a sleeve welded to a tank wall, and a non-indexing filler cap. The cap is formed with top and bottom members, each member having an outwardly bevelled surface opposing a corresponding surface on the other member. An elastic O-ring is positioned between the two surfaces. The top member and base member are held together by an axially extending shaft, with a spring biasing apart the two members. The shaft is connected in a hinged manner to a cam lever. Activation of the cam lever brings the two opposing surfaces together, forcing the O-ring outward to form a seal with the sleeve. The filler cap and the sleeve's inner wall are provided with additional features which maintain the filler cap in the sleeve.

Abstract: A fuel cap is disclosed which is particularly effective in not only addressing the problem of permitting reliable relief pressure, but also in providing adequate sealing for varying environmental conditions, such as extreme pressure, temperature and swelling. The cap includes a plug member having at its lower end an elastomer sealing member integrally molded into a groove that extends around the periphery of the cap. Moreover, the sealing member is uniquely oblong shaped such that with increasing internal pressure within the tank the sealing member is deformed such as to assist in the sealing.

Abstract: A beverage container closure is provided for resealing beverage containers of the type having a peripheral rim encompassing a slightly recessed, apertured end wall through which the contents of the container are dispensed. The closure device includes a sealing member, or cover, constructed so as to sealably engage the rim portions of various sizes of containers and a cooperating interlocking mechanism which is adapted to be inserted through a dispensing aperture in the end wall of the container, and is constructed so that when it is inserted a portion of the interlocking mechanism is brought into engagement with the inner surface of the container end wall in a manner as to urge the cover into tight sealing engagement with the rim of the container.

Abstract: An improved fuel filler cap for fuel tanks of motor vehicles is disclosed. A cap body member is attached by an actuator rod to an anchor disc, which mates with a tank adapter. When an actuator handle is rotated from a free to a locked position, the anchor disc is engaged with the adapter and drawn towards the underside of the cap, thus insuring a good seal between the cap and the adapter. A first spring disposed between the actuator rod and anchor disc limits the pressure in the tank, such that if an overpressure occurs, the cap is permitted to lift entirely off the adapter, quickly relieving the overpressure. A second spring is preferably provided to positively urge the anchor disc away from the cap upon release of the handle, providing superior operating feel and over-center 10 locking of the handle. The outer surface of the cap is configured so that impacts are absorbed by the adapter, preventing leakage of the cap.

Abstract: A manually-operated device assembled to the underside of the cover or lid which usually accompanies the purchase of a common household refuse or "garbage" can, said device consisting of a group of spring-loaded rods or bars whose ends are so formed as to fit into the circumferential recess or beads which are part of said can and provide stiffening at the top of the can, said rods or bars being moved into a locked position within the can's recess by depressing an external handle to which is fastened tapered rods projecting inside the cover, said tapered rods contacting a certain portion of the lock rods, and also by pulling up the handle said rods will allow the lock rods to retract from the can's recess and permit removal of the cover.

Abstract: A filler cap assembly including a filler cap and an adapter member for attachment to the opening in a fuel tank. The adapter has a central opening therein for receipt of the filler cap. The inner periphery of the adapter about the central opening has a raised convex seat and the cap has a flanged outer periphery with the undersurface grooved to form a concave surface mating with the raised seat of the adapter. The cap also includes seal means along the concave surface of the flange for sealing against the seat of the adapter.

Abstract: The present invention provides apparatus which operates the door of a chamber that is capable of maintaining pressure within the chamber. The invention includes an improved closure for cooperating to move the door among positions in which it confronts the opening of the chamber, seals the chamber and allows access to the interior of the chamber. The preferred embodiment of the present invention includes a driving member and an operating member which have surfaces which cooperate to move the operating member in two separate directions. Movement of the operating member in the first direction secures the door in its position in which it confronts the chamber opening but in which it cannot seal the chamber. Movement of the operating member in the second direction causes the door to be secured against the perimeter of the chamber opening, thus sealing the chamber against fluid flow from between the perimeter opening and the door.

Abstract: A retractable cap for a tank storing oil or the like for airplane use carries a handle that prevents the nacelle access door from closing unless the cap is secured in position. A double hinge arrangement for the cap assures that the "O" seal doesn't become distorted when the cap is replaced in the secured position.

Abstract: An improved filler cap for a tank having an opening defined by an annular wall of the type comprising (1) a plug member having an outwardly extending flange at its upper end and a lower end having a lower surface for contacting a sealing member disposed about the plug periphery, (2) a sealing member, and (3) a retaining member positioned below the sealing member for compressing the sealing member against the lower end of the plug member. In the improved cap, the surface of the lower end of the plug member and the upper surface of the retaining member define between them a first grooved portion for clinching the sealing member in position adjacent the plug periphery and a second radially inwardly disposed grooved portion of reduced cross section for accommodating fuel induced swelling or pressure induced deformation of the sealing member.

Abstract: In accordance with the present invention a hatch cover opening and closing assembly is provided including a locking handle having a yoke pivotably mounted about a vertically extending shaft located in the center portion of the cover. The shaft extends downwardly through a guide which depends from the cover. The guide includes at least one generally vertical indexing slot. Below the cover a laterally extending pin and a plurality of radially extending locking arms are attached to the shaft. A plurality of locking lugs are mounted on the internal surface of the coaming. The shaft is rotatable by the handle to move the locking arms into and out of engagement with the locking lugs. However the pin must be located within the indexing slot to move the locking arms vertically into engagement with the locking lugs. When the shaft is rotated so that the pin is located out of the slot, but in engagement with the guide, the handle may be used to pivot the cover about a hinge into open position.

Abstract: A cooking vessel of the type having an inner receptacle coaxially nested within a tubular housing is provided with structure for securing the inner receptacle within the tubular housing in a tamper-resistant manner and, when the inner receptacle and the housing are generally cylindrical, for preventing relative rotation therebetween. A first resiliently deformable locking member secured to the inner receptacle is deformed through an opening in a bottom wall which has a recess for receiving a second locking member. The second locking member engages the first locking member to hold the inner receptacle in its nested position within the housing, and the first locking member resiliently biases the second locking member into the recess to make removal of the second locking member relatively difficult.

Abstract: A transformer is provided that utilizes a substantially fully integral, generally outwardly convex casing or tank for enclosing an electrical transformer in a dielectric environment. The casing has fully integral side and top and bottom end walls, and has an open portion in its top end wall of sufficient size to serve both as a positive low to high pressure release and a maintenance hand hole. An easily inserted and removed cover assembly employs an operating stem, a domed cover member, a clamping member, a nut carrying bracket member and a spring that may be adjusted to a desired pressure relief setting by rotating the stem in one direction. Rotation of the stem in an opposite direction releases its clamping setting and loosens the parts of the cover assembly in such a manner as to permit it to be easily and quickly removed from the open portion by tilting it with respect to and out of the open portion.

Abstract: A sealing cap prevents viscous fluid leakage from a display device of the type adapted for producing a constantly changing completely random multi-colored effect by the action of air bubbles traveling upwardly through the fluid contained in narrow working chamber gaps between parallel light transmissive walls of the device. An illumination source is provided for transmitting light through the walls and the fluid. Bubbling air is supplied from a manifold at the lower ends of the fluid containing gaps and vents from the upper ends of the gaps. A selectively displaceable sealing cap guards against leakage from the vents when the device is shut down. A reflective surface over the outer face of the device provides an opaque appearance when it is shut down.

Abstract: The invention concerns apparatus, preferably a trigger-actuated portable gun, for dispensing adhesive comprising a housing containing a feed passage for receiving normally solid but heat-liquefiable adhesive block(s) having a flange for forming a fluid-tight yet yieldable seal with the feed passage, an outlet for liquefied adhesive, a coupling for connection to a source of pressurized fluid whereby in use fluid pressure is applied directly to the block(s) in the feed passage without the intermediation of a mechanical piston to advance the block(s) towards the outlet, and a heater for progressively liquefying the leading and of the block the remainder which serves as a piston for the liquefied portion thereof.