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| Number | Title | Issue Date |
| 5715642 | Steel-frame system and member An innovative steel-framing system and method of construction utilizing structural beams having preformed rotating hole patterns therein. The structural beams can be coupled together at various angles by virtue of the rotating hole pattern. The entire fra... | 02/10/1998 |
| 5678706 | Modular furniture Modular furniture is disclosed wherein a system of tubes, preferably made from laminated paper or paperboard, build a system of rectangular frame-like subassemblies. The fill-in panels used in the subassemblies are of the type of hollow prisms, usually re... | 10/21/1997 |
| 5667326 | Flexible tie strut A flexible tie strut for supporting both compressive and tensile forces, the flexible tie strut includes a tension member and a coaxially mounted compression member, the compression member and the tensile member are interconnected at their respective ends... | 09/16/1997 |
| 5657584 | Concentric joint mechanism A joint mechanism having a movement between relative members about a center of rotation located at a point where a first line extends from one of the members intersects a second line extending from the opposite member is disclosed. Multiple joint mechanis... | 08/19/1997 |
| 5644888 | Heavy construction system using composite members Pultruded composite members which interfit to form a rigid post and beam, or beam and brace, are adapted for use in heavy construction in such applications as bridges, buildings including high rise structures, ship deck and the like. Two pultruded shapes ... | 07/08/1997 |
| 5641236 | Coupling for joining tubes A coupling for joining a pair of tubes having ends has a ball having a substantially spherical outer surface and a center and formed with an outwardly projecting pin extending along an axis radial of the ball and center. The pin is dimensioned to fit snug... | 06/24/1997 |
| 5636491 | Frame construction with several rod elements A frame construction with several rod elements, which are connected at a node point by a node element (1) that has several holes (2.1, 2.3, . . . , 2.6) which are arranged on principal axes orthogonal to one another in pairs, distinguished in that a hole ... | 06/10/1997 |
| 5632129 | Joint device for joining pretensioned brace member to connector nodes in space truss structure A joint device enables to join a brace member, into which regulated pretension is exactly introduced, to unmovable connector nodes, comprising a steel rod 1 having a swelled portion 1A and a threaded connector portion 1B formed on the end thereof, respect... | 05/27/1997 |
| 5626434 | Connector for variable-curvature spaceframe structural system An improved, economical spaceframe structural system capable of varying curvature is provided, wherein the ends of elongated frame members have fixedly attached headed ends which, in turn, fit into matching recesses in the connector joint. The connector c... | 05/06/1997 |
| 5620274 | Mobile suspension device A mobile suspension arrangement having a central member adapted to frictionally hold in suspension extended wires having related clip members frictionally engaging the wire ends and hanging strings for suspending mobiles.... | 04/15/1997 |
| 5620273 | Sectional bar system This invention provides a sectional bar system consisting of X-section bars and connecting elements preferably made up of pyramids. The advantages of the invention are a large variety of possible designs and high stability of the sectional bar system as w... | 04/15/1997 |
| 5617692 | Composite structure A structure derives its structural strength and integrity entirely from interlocked pultruded composite members. The disclosed techniques can be used in a wide variety of applications including replacement for steel frame structures and is especially usef... | 04/08/1997 |
| 5598790 | Furniture with a tubular underframe A piece of furniture (1) including an upper part (2) and a lower part, the lower part having rails (8) and legs (3, 4, 5, 6, 7,) made of tubes. The legs have an upper tubular end with a tubular connecting piece (9) fixedly connected with and forming an an... | 02/04/1997 |
| 5590974 | Assembling connector structure An assembling connector structure including a multidirection connector having multiple square hollow insertion columns, multiple square connecting tubes and multiple substantially U-shaped leaf springs. Each face of each insertion column is formed with tw... | 01/07/1997 |
| 5566516 | Spherical grid A spherical grid for constructing geodesic spheres and portions of spheres. The grid includes a plurality of links interconnecting with a plurality of hubs arranged in a geodesic configuration. The hubs have a cylindrical shape with top and bottom planar ... | 10/22/1996 |
| 5564852 | Adjustable hot stick adaptor The hot stick adaptor has two members that are adjustably movable relative to each other. A first one of the members has two separate first ratchet areas. A second one of the members has three separate second ratchet ares. A fastener and spring connect th... | 10/15/1996 |
| 5564381 | Lightweight engine frame featuring inexpensive energy saving construction Arrangements are disclosed for a lightweight engine frame wherein weight reduction and manufacturing simplicity are obtained primarily through the use of skeletal box frames fabricated from extruded material joined at their ends forming a unique double la... | 10/15/1996 |
| 5556218 | Tubing connector The invention is a connector for square tubing used in a system of construction and includes many designs but all having a plurality of orthogonal arms connected at a common point and including a wedge block at the end distal from the common point. The ar... | 09/17/1996 |
| 5556219 | Connector for a framework structure A framework connector comprises a main body having a hemispherical surface with a plurality of non-circular projections extending outwardly from the hemispherical surface. Each of the projections have at least three longitudinally extending, circumferenti... | 09/17/1996 |
| 5549408 | Connector for built-up toy furniture A connector shaped like a circular block having a circular top recess for mounting a male vertical frame rod, a circular bottom recess for mounting a female vertical frame rod, a center through hole communicated between the circular top recess and the cir... | 08/27/1996 |
| 5536097 | Assembly system for the construction of modular furniture A modular system uses a plurality of metal pipes each having an orthogonal array of coplanar openings at one end and a threaded bore at the other end. An insert is inserted in a first pipe bore at one end next to the openings, the insert having a set of l... | 07/16/1996 |
| 5499882 | Redundant joint structure and method Redundant joints for a wide variety of redundant-joint structures have three-way plumbing elbows (1, 5, 6) with coupling sleeves (2) into which two-way plumbing elbows (9, 13, 14) are inserted and rotated to form an infinite variety of angles of joining e... | 03/19/1996 |
| 5498094 | Double steel pipe structural member A double steel pipe structural member comprises an external pipe and an internal pipe. The external pipe is provided with a thin steel pipe part and thick steel pipe parts formed at each of the ends of the thin part. The thickness of the thick part is 1.5... | 03/12/1996 |
| 5498093 | Joint device for a structural member of a truss A joint device has a fastening bolt provided with a first external threaded part to engage a screw hole of a node, a polygonal boss slidably engaged with a sleeve, a third external threaded part and a second reversely threaded part engaged with an anchor ... | 03/12/1996 |
| 5461515 | Assembly defining a tetrahedral geometry for mounting an optical element An assembly for mounting an optical element, for example, a secondary mirror. The assembly realizes a novel design technique that incorporates a capability for minimizing mass, minimizing the assembly's susceptibility to deleterious, extraneous vibratory ... | 10/24/1995 |
| 5451115 | Prefabricated corner joint for a framework comprising tubular members This corner joint, which serves to connect together a plurality of hollow frame members, comprises a metal trunk member containing a plurality of holes and a plurality of metal posts mounted on and projecting from the trunk member. Each post has an inner ... | 09/19/1995 |
| 5435110 | Method of joining of hollow framework and associated frame assembly A method of joining a plurality of generally hollow frame members is provided. The generally hollow frame members are secured to central portions of core members. The core members are positioned in juxtaposition with respect to one another so as to enclos... | 07/25/1995 |
| 5430989 | Construction system A construction system for making latticework structures comprising connectors and rods. Each connector has a base portion with at least two side portions and opposing faces. A first attaching element is attached to a first side portion of the base portion... | 07/11/1995 |
| 5425203 | Apparatus for supporting plants An apparatus (10) for supporting plants includes a base plate (12) having a vertical channel (14) and a plurality of horizontal channels (16), (18), (20), and (22). A vertical rod (32) extends into and above the ground through the vertical channel (14). A... | 06/20/1995 |
| 5421666 | Pipe connector for framework fabrication Several cylindrical studs radiate from a spherical central hub to form a connector for joining adjacent ends of tubular structural members. The connector has six orthogonally arranged studs each sized to be fitted in an end portion of a structural member.... | 06/06/1995 |
| 5399044 | Rigid intersection connection A rigid intersection connection including three intersecting elongated wood structural members and a rigid connector made from a single sheet metal blank which requires no welding. The rigid connector includes a pair of angular members joined in angular r... | 03/21/1995 |
| 5399043 | Joint connection-system for planar or three-dimensional trusses In order to lower the number of individual components in joint connection-systems of planar or three-dimensional trusses of members and joints and further to reduce the frictional surfaces when implementing a member connection and to make possible a contr... | 03/21/1995 |
| 5393163 | Lattice comprising rods and joints and the manufacture thereof A lattice is disclosed which is made of a multiplicity of rods that are connected to one another by a series of joints. Each rod has a connecting member which serves to connect with the joint. The connecting member may be designed as a fork, the axis of w... | 02/28/1995 |
| 5372450 | Flexible joint connector An interlockable connection system is disclosed herein for releasably joining a selected number of tiles together wherein each tile includes a plurality of receptacles adapted to snap-lock with a retaining element used in common with other tiles so as to ... | 12/13/1994 |
| 5372448 | Rigid intersection connection A rigid intersection connection including three intersecting elongated wood structural members and a rigid connector made from a single sheet metal blank which requires no welding. The rigid connector includes a pair of angular members joined in angular r... | 12/13/1994 |
| 5372447 | Double-bar connecting device This invention provides a double-bar connecting device which in one embodiment includes a cubic connector housing having three pairs of mutually orthogonal opposing surfaces. Each surface has two holes passing through to allow elongated bars having the sa... | 12/13/1994 |
| 5356234 | Separable joint for arm and hub constructions There is provided an improved separable joint for arm and hub constructions for structural frameworks. The separable joint comprises a hub having sides and opposite ends. A plurality of spaced, longitudinal, parallel apertures extend end to end through th... | 10/18/1994 |
| 5331992 | Canopy structure Time invention describes a canopy structure comprising a plurality of columns, a cover framework of structural members, and a cover. Each structural member is preferably supported on an upper end of a column using a novel joint assembly.... | 07/26/1994 |
| 5328287 | Rigid intersection connection A rigid intersection connection including three intersecting elongated wood structural members and a rigid connector made from a single sheet metal blank which requires no welding. The rigid connector includes a pair of angular members joined in angular r... | 07/12/1994 |
| 5310273 | Joint for truss structure A joint structure for removably attaching a ball member to an end of a bar member to form a truss structure is disclosed having an engagement member attached to the ball member, which engagement member has an exterior portion extending outwardly of the ou... | 05/10/1994 |
