Abstract: A modular container has a container body that includes a bottom panel and four side panels that are hingably and flexibly attached to four edges of the bottom panel. The side panels have elongated piping support structures that extend along each side edge of the side panels and are attached together in an assembled positioned through corner couplers with matched elongated channels that fit over the elongated piping support structures to secure the adjacent side panels into and upright and assembled position.

Abstract: A retaining clip for constraining a heat shield for use with an aircraft wheel assembly. The retaining clip includes a first end and a second end axially opposite the first end, the first end being opposite the second end along a longitudinal axis. The retaining clip further includes a first side and a second side each having a curvature forming a U-shaped cross section such that an outer edge of each of the first side and the second side extends back towards the longitudinal axis. The retaining clip further includes a migration stop defined by the first side at the first end, the migration stop extending past the outer edge of the second side and configured to interface with hooks of the heat shield to resist axial movement of the retaining clip relative to the heat shield.

Abstract: Disclosed is a collapsible box, comprising a base (1) and two pairs of opposite side plates. A protrusion edge (10) is provided at the periphery of the base (1). The side plates are hinged to the base and foldable relative to the base (1). Each of the side plates is smooth at both sides thereof and at least one pair of the side plates are each provided with a cavity in lower edges. When a collapsible box (100) is deployed, the lower edges of one pair of side plate are connected with the lower edges of the other pair of side plates so as to form a frame. The frame is hinged to the base (1) by means of hinges, so as to form a reinforced structure which resists the base from depressing and the protrusion edge from recessing.

Abstract: A heat shield assembly is disclosed. In various embodiments, the heat shield assembly includes a first heat shield segment having a first end and a second end spaced from the first end, the first end including a first hook member and the second end including a second hook member; and a first heat shield retainer including a first clip member configured to engage the first hook member and a second clip member.

Abstract: A combination rack structure includes a predetermined number of support plates, connecting strips and side frames. Each of the support plates has a rectangular shape. Each of the connecting strips is provided with three holding grooves each longitudinally extended through each of the connecting strips. Each of the connecting strips has a periphery provided with elongate recessed portions each located between any two of the holding grooves. Each of the recessed portions is provided with a plurality of extensions which are perpendicular to an axial direction of each of the recessed portions and are spaced from each other with a proper interval. The extensions are used for holding and resting. Each of the side frames is bent to have a hexagonal shape. The support plates are combined with the connecting strips to construct a hexagonal rack.

Abstract: A bulk-solid metering system has a support structure. A feed hopper is mounted with respect to the structure and has an upper edge. In the improvement, the structure includes an upper member and the upper edge is below such upper member. The structure defines a lateral opening sized and shaped to permit the feed hopper to be withdrawn laterally through the opening. The feed hopper includes a spout extending therefrom. In a highly preferred embodiment, the lateral opening is positioned to permit withdrawal of the feed hopper in a direction away from the spout. The feed hopper is configured to promote very good mass flow as well as to permit agitation in that, in one embodiment, it has a body made of flexible material. There is a hopper upper flange and the spout is spaced below such flange. The body has a first cross-sectional shape, e.g., circular, adjacent to the upper flange and has a second cross-sectional shape, e.g., ellipse-like, intermediate the upper flange and the spout.

Abstract: A joint is disclosed for connecting extruded segments to form a container, such as a pressure vessel for storing liquid propane. In cross section, joint includes a pair of symmetrical tabs, each tab configured at the end of adjacent arcuate outer wall segments. Tabs are configured for contiguous engagement to form a boss having a proximate neck portion and a distal body portion. Joint also includes a retaining member configured at the end of an internal web segment. Retaining member is configured to capture boss. A sealing weld is utilized to seal the adjacent tabs at exposed seam.

Abstract: A collapsible shipping container comprising a base portion, three walls which are hinged to the base at their respective lower edges, a fourth wall which assembles to the base by sliding into a channel, four identical corner posts having a pair of channels for sliding on to the vertical edges of the four sides, and a top lid. The hinges on the side walls allow the three hinged side panels to fold over onto each other in a tightly layered configuration. The hinges do not carry a load which allows the containers to be stacked. The corner posts have locking pins which fit into holes on the tops of the walls to firmly lock the walls together. Skids are provided on the bottom portion to allow the container to be picked up and moved by forklifts. The top lid holds the corner posts and completely encloses the collapsed container. Alternatively, the container may accept snap-in casters on the bottom.

Abstract: An articulable, open-topped, stackable, side-opening container apparatus is provided, having at least one bottom wall member, with a plurality of opposed side wall members emanating therefrom. The side wall members are articulable from positions substantially coplanar with, to positions substantially perpendicular to, their respective bottom wall members. Mating engagement members, affixed to edges of the side wall members, which are adjacent when the side wall members are upright, maintain the side wall members upright.

Abstract: A collapsible fuel tank system for use on aircraft and the like includes a plurality of nestable shell sections which, when assembled in proper edgewise orientation, form a shell for the fuel tank. A nose cone and a number of shell-reinforcing bulkheads are axially spaced within the fuel tank and have a ring-and-groove construction for facilitating manual assembly of a fuel tank. A preassembled fuel management system includes an elongated flexible liner encapsulating the bulkheads and having snap connections for quick attachment to the shell interior. All of the components of a plurality of fuel tanks are housed in a single container for shipping and handling purposes.

Abstract: An expansion ring for expanding the size of an oven is disclosed. The expansion ring has a plurality of expansion ring segments which are connected together by one or more clips. The expansion ring segments have end portions which, when two segments are placed in end-to-end relation, form an engagement portion having first and second stops. The clip has a channel which engages the engagement portion so as to hold the expansion ring segments together and a finger projecting into the channel. According to this arrangement, the clip is slidable between a first position where the finger engages the first stop and a second position where the finger engages the second stop. In the first position, the expansion ring segments are locked together. In the second position, the segments may be separated, but the clip remains attached to one of the segments so that it will not be lost. An oven incorporating the expansion rings and clips of the present invention is also disclosed.

Abstract: The box includes a sheet of moulded plastics material with a central portion constituting the base of the box and four foldable flaps which are hinged to the central portion form the side walls of the box. The foldable flaps are interconnected by corner uprights each of which includes a central rib and two rows of segments which constitute the opposed walls of a pair of channels for housing the side edges of the flaps. The segments in each row are separated by spaces the heights of which, along the longitudinal axis of the rib, are equal to or greater than the heights of the segments in the opposite row, along the same axis. The segments in each row face the spaces between the segments in the opposite row.

Abstract: An antenna housing comprising panels having lateral ends which are held together by interlocking end members which slidably engage the lateral ends. End caps engage the upper and lower parts of the lateral ends and end members to hold them together to provide an integrated, low profile aesthetically pleasing antenna housing.

Abstract: A modular fuel tank system for use on aircraft and the like including a plurality of nestable shell sections which, when assembled in proper edgewise orientation, form a shell for the fuel tank. A joint assembly secures the shell sections in assembled condition and extends along mating edges of adjacent shell sections. All of the components of a plurality of fuel tanks are housed in a single container for shipping and handling purposes.

Abstract: A pressure relief seal for pressure tanks having separable tank sections is disclosed. The seal is formed by an O-ring within an O-ring cavity, in turn formed by each tank section. Overpressurization or improper assembly of the tank sections causes the O-ring to be displaced from its sealing position to permit fluid in the tank to flow past the O-ring and through pressure relief channels at the seal.

Abstract: A pressure relief seal for pressure tanks having separable tank sections is disclosed. The seal is formed by an O-ring within an O-ring cavity, in turn formed by each tank section. Overpressurization or improper assembly of the tank sections causes the O-ring to be displaced from its sealing position to permit fluid in the tank to flow past the O-ring and through pressure relief channels at the seal.