Abstract: A hinge structure composed of a supporting hinge and aligning hinge. The supporting hinge is composed of a first and second part one of which has a first bearing with a spherical bearing portion the other a cooperating seat and preferably a cylindrical bearing surface opening therefrom. The first bearing cooperates with seat and the cylindrical bearing surface to support and prevent relative lateral movement of the first part while permitting rotational movement. The aligning hinge is formed of a second bearing having spherical bearing surface portion and a second hinge portion with a cylindrical bearing portion adapted to receive the second bearing in mating relation to permit rotation around the spherical axis of its spherical portion while preventing lateral movement.

Abstract: A hinge assembly for use with an expandable performance platform that allows relative independent pivotal movement between its first or extension panels and its adjacent second or base panel. The hinge assembly allows the extension panels to lay atop the base panels for storage or transport by providing movement of the pivot axis as the extension panel is pivoted. The hinge assembly also provides a flat performance area with a minimum of gaps along its abutting edges when the extension panels are in a performance mode.

Abstract: A lay-in wireway for cords, wires and the like for use in connection with machinery employs a laser cut, sheet steel, U-shaped trough having an end configuration allowing it to be attached to similar troughs and angled connectors to form the wireway system. Removable knockouts are formed in the side walls opening to the top edge of the sides. A detachable cover member may be locked into place on one side and pivoted to cover the top of the trough. While the cover is open wires and cords may be inserted through the passageways formed by the knockout and then retained securely in place by the closed cover.

Abstract: A door hinge fixing structure for a refrigerator which is capable of enabling an easier assembling and disassembling operation between a refrigerator main body and a refrigerator door without using a predetermined device (tool) for assembling or disassembling the same. The structure includes a hinge support member fixed to a predetermined portion of a refrigerator main body and having a plurality of engaging plates each having a curved portion and an engaging shoulder protrudely formed on a center portion thereof on which the engaging plate is formed, and an upper hinge being detachable with respect to the hinge support member and having a first engaging groove formed in the center portion thereof and a plurality of second engaging grooves formed above and below the first engaging groove into which the engaging plate of the hinge support member is inserted.

Abstract: A hinge device is provided for pivoting a cover to a base housing and is designed such that when the cover is in a closed position it does not easily come off the base housing when subjected to external force yet the cover is easily and readily removable for replacement. The hinge device has an engagement hole 12c disposed on a housing 12 to pivotably support a cover 13 around a pivot axis, an engagement portion 13a is disposed on cover 13 to rotatably fit in the engagement hole and is formed relatively short so that it can easily disengage from engagement hole 12c when an impact is received. An arcuate guide groove 12d is formed on the housing around the engagement hole so that a guide pin 13b on the cover can engage with the guide groove to guide cover movement between open and closed positions as well as aid in absorbing impact forces acting on the cover when the cover is closed.

Abstract: The present invention is a flexible hinge assembly. The hinge component includes a flexible body having a flange extending lengthwise down each side. The body has a groove cut into it extending lengthwise. The body is inserted into an opening in a frame until the flanges engage the upper surface of the frame. Halfway across the opening, two thin bars extend from each end. These bars enter the groove in the top of the flexible body as it is inserted in the opening, thereby holding the flanges in contact with the surface of the frame. The flexible body may be directly attached to an article to be hinged or it may be connected to an attachment device.

Abstract: A structure for opening doors of vehicles at upper and lower sides of the doors, provided for opening a door of a vehicle, which covers an opening formed on a vehicle, at and about the upper side or the lower side of the opening to open and close the opening, comprising a hinge assembly including a pair of a female hinges and a male hinges, the female hinges having a cylindrical body with an insertion part extending through the periphery of the cylindrical body in its axial direction, the male hinges having a rotation member inserted into each female hinge through the insertion part to be rotatable on the inner peripheral surface of the female hinge and a support supporting the rotation member, the hinge assembly being disposed between near the opening and the door at their upper and the lower sides, and a locking mechanism provided between near the opening and the door at their upper and lower sides and having a rotation axle extending in the direction of a rotation axis of the hinge assemblies at the upper

Abstract: A durable, economical, and aesthetically pleasing terminal enclosure (2) for housing standardized terminal blocks (50). The terminal enclosure (2) includes a base section (30) formed as an open-faced trough with integral perpendicular end panels (24, 34). The terminal enclosure (2) also has a pair of gull-wing doors (10, 20) which may be closed to cover the base section (30). The doors (10, 20) are formed with a curvature to provide a continuous arching cover over the base section (30), and a plurality of legs (12-1 . . . 5, 22-1 . . . 5) is angled downwardly and inwardly from each door for pivotal attachment to the underside of the base section (30). The combined curvature of the legs (12-1 . . . 5, 22-1 . . . 5) and the doors (10, 20) allows opening without a need for frontal clearance. In addition, the legs (12-1 . . . 5, 22-1 . . . 5) are pivoted to the base section (30) in such a way that they may be locked in the full-open position, thereby freeing both hands for servicing.

Abstract: This device includes: (a) an access opening, (b) support structure located adjacent an edge of the access opening and containing a plurality of slots, and (c) a sheet-metal door having one edge located adjacent the support structure, having a closed position covering the access opening, and having a fully-open position in which the door is perpendicular to its position when closed. The door is swingable between its closed and fully-open positions about a pivot axis located near said one door edge. The door includes a plurality of tabs projecting outwardly from said one edge, each tab being of a generally L-shaped cross-section when viewed from a reference plane perpendicular to the pivot axis. Each tab comprises a first arm located in the major plane of the door and a second arm extending transversely of the first arm.

Abstract: An assembling structure of a case assembly and a process for assembling the case assembly are disclosed. Right-hand and left-hand supports [10] elastically support the core [1] of an apparatus in a buffered position via dampers [1a] and springs [3]. The combinations of claws [11a] and notches [10h], and a claw [11] and a trapezoidal opening [10c] engage supports [10] with a lower case [11] to position the supports [10] in the width of the case assembly. An upper case [12] is fitted on the lower case [11]. Combinations of claws [11d] and rectangular openings [12c], and rectangular openings openings [11e] a claw [12b] fasten the two cases. Claws [12e] of the upper case [12] having tapering portions [12f] are engaged with the rear ends of the supports [10] to position the top edges of the supports [10]. Claws [12h] of the upper case [12] and the claws [10i] of the supports [10] together position the front ends of the supports [10].

Abstract: A collapsible container includes a base and walls. Each of the walls are connected to an edge of the base at a first edge of the wall. Each of the walls are also connected to adjacent walls and have a hinge, integrally formed in the wall to allow the wall to folded. The integral hinge allows the wall to be folded and to be separated into two pieces. The hinge includes at least a first hinge pin and at least a second hinge pin, each with a cylindrical surface portion and a flat surface portion. The hinge also includes arms adapted for rotating on the pins. The hinge members can be separated by moving the arms over the flat surfaces of the pins.

Abstract: A collar of metal, plastic material, or any other suitable materials, for fastening pipes, rods, and the like, to walls in general, constituted by an arcuate half-clamp, which can be fastened onto the wall by means of a stud or the like, and by an arcuate half-clamp, opposite to the first one, and constrained to this latter, on one side, by means of open-hinge hooking means, and, on the diametrically opposite side, by means of a tighening bolt.

Abstract: A quick-assembly hinge frame with easily releasable attachment of the furniture-side cover bracket to a mounting plate attached to a furniture piece will be described, in which the connection between the releasable part of the hinge frame and the piece firmly attached to the furniture side is made by a detent engagement. For ease of quick assembly a pivot connection between the base plate of the hinge frame and the mounting plate is provided on the end nearest the door, and on the end furthest from the door a locking side is provided which has an open detent which pivots under spring pressure into the locked position thus connecting the base plate in a quick-release fashion with the mounting plate.

Abstract: Cabinet hinge whose mounting plate serving for the adjustable attachment of the carcase-related part of the hinge to the carcase of a cabinet is composed of two parts, i.e., of a bottom plate and a top plate. The bottom plate has in its outer end adjacent the door at least one hook rising from the plane in which it is fastened to the carcase and pointing outwardly, which can engage an associated eye in the bottom of the upper plate. The confronting surfaces of engagement between the hook and the eye are of complementary configuration and at least approximately arcuate with the centers of the arcs coinciding approximately with the center of the angular displacement described by the hinge in the first part of its closing movement relative to the door-related part of the hinge. A spring catch mechanism with a handle is provided in the bottom plate for the purpose of the releasable attachment of the top and bottom plates to one another.

Abstract: A hinge-like device for securing the hinge side of a door against "kick-ins." The device comprises a jamb leaf that extends outside the area protected by a closed door so that a buck pin projecting through the extended portion can engage the strongest part of the wall structure. A cover plate is provided to prevent access to and removal of the buck pin, and the cover plate is itself irremovable because its mounting screws are shielded by a closed door. A door leaf secured to the inner surface of the door is loosely fitted to the jamb leaf.

Abstract: A hinge structure is formed by at least two ears projecting from one side edge of a panel with each of the ears being provided with a lobe extending in the same direction from its respective ear and spaced from the edge of the panel to provide an undercut. The ears are adapted to be projected through cooperating slots in a second panel to which the first panel is to be hinged and slid laterally in the slots to position each ear on the opposite side of the second panel and out of alignment with its slot so that a portion of the second panel is received in the undercut or space between the adjacent lobe and the edge of the first panel. A tab moveable from an open position permitting insertion of the ear into one of the slots to a locked position to engage each ear in that one slot and prevent reverse movement of the first panel to move the lobes from behind the second panel is provided to lock the hinge parts together.

Abstract: The disclosure relates to a dock that is relatively easily assembled and disassembled. The dock comprises a number of dock sections, each of which is provided with a leg portion that engages the bottom of a lake or body of water. The opposite end of each dock section from the leg portion thereof is engaged with a preceding dock section by a locking system that facilitates erection of the dock system and maintenance thereof in the assembled condition.

Abstract: A detachable hinge assembly consisting of a generally L-shaped member secured to a movable structure and a second generally z-shaped member secured to a frame, the L-shaped member having openings in each of its leg portions through which leg portions the Z-shaped members extend. The relationship between the openings and leg portions is designed so that the upward and sideward member of the L-shaped member relative to the z-shaped member is restricted, while permitting the L-shaped member to be pivoted relative to the z-shaped member, so that the movable structure to which the L-shaped member is attached can be disengaged from the z-shaped member without the use of tools.

Abstract: A wheel stop apparatus comprising a stopper plate, one end of which is pivotally attached to a bottom plate. The present improvement includes a prolonged shaft-like portion formed in a supporting plate having rises positioned on either side of said prolonged shaft-like portion so as to maintain and stabilize the stopper plate.