...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7357238 | Expandable and collapsible modular structure An expandable and collapsible structural module is provided. The module includes at least three strut pairs, the at least three strut pairs being arranged end to end, at least three corners being defined by connected ends of the at least three strut pairs. The modul... | 04/15/2008 |
| 7246779 | Telescopic legs and tables A telescopic leg has a housing with a lift cylinder or mechanical screw jack type lift and an external track for adjustably coupling to a member. Such telescopic legs can be used to define a variety of table base configurations by providing multiple angularly aligne... | 07/24/2007 |
| 7240685 | Side rail assembly for a canopy including a side rail having a hook for engaging a side rail connector on an upright of the canopy A side rail assembly for a canopy having a plurality of uprights is provided that includes a side rail having a first end and a second end with a hook attached to the first end of the side rail; and a mounting bracket mounted on a corresponding one of the uprights. ... | 07/10/2007 |
| 7234282 | Modular tower A modular tower assembly for use with blown film extrusion processes, where modular tower sections each having identical columns/foot prints can be stacked on top of one another. Each module can have rectangular type platforms with walk decks about a central rectang... | 06/26/2007 |
| 7228670 | Structural truss and method of making same An improved structural truss (3) and method of making same having oppositely disposed U-shaped channel chords (2) and struts (1) interconnected to one another at alternately extending apices (6) wherein the apices (6) form an inver... | 06/12/2007 |
| 7218013 | Wind powered generator A wind powered electrical generation assembly having a portable wind powered generator tower for supporting a wind powered generator allowing the wind powered generator to be raised, lowered, and removed from the tower. The wind powered electrical generation assembl... | 05/15/2007 |
| 7159365 | System for making walls In a system for making walls, at least two pairs of connector plates are provided, each including receptacle for receiving an end of a structural member. At least one spacer plate is located between and rotatably coupled to successively positioned connector plates. ... | 01/09/2007 |
| 7155872 | Open frames for providing structural support and related methods Open frames are disclosed by which structural support is provided, each frame comprising an array of slender members formed into a plurality of zig zag frame elements defining apexes, where the slender members of different zig zag frame elements integrally intersect... | 01/02/2007 |
| 7128303 | Fan mounting spacer assembly Some embodiments of the present invention provide a spacer configured to mount a fan housing to a surface of a structural support. In some embodiments, the spacer includes a body, a first aperture passing through the body and having a first length through the body, ... | 10/31/2006 |
| 7089705 | Portable tower system A portable surveillance system having an easily transportable skid-type base structure that forms a support for a portable tower apparatus. Stabilizers are extendably mounted to the base structure. The tower components include a base member affixed to the base plate... | 08/15/2006 |
| 7082707 | Support truss for a messaging sign A support truss for a messaging sign comprising an elevated box truss which extends over a roadway and which has its opposite ends secured to upstanding supports. The box truss is comprised of a plurality of box truss sections secured to one another in an end-to-end... | 08/01/2006 |
| 7073851 | Guide rail and roof frame for the roof opening system of a motor vehicle A guide rail (10) for the roof opening system of a motor vehicle has several lengthwise guide rail segments (12, 14) which are located in succession in the guidance direction (a), and at least one adapter (16) located in a transition area betwee... | 07/11/2006 |
| 7063481 | Connector block for modular construction and object fabricated therefrom A polymeric connector block for interconnecting a plurality of elongate tubular members into a structure has five-sided front and back sides with an orthogonal pattern of three parallel through-apertures therethrough. A fourth through-aperture passes from the left s... | 06/20/2006 |
| 7028442 | Deployable truss beam with orthogonally-hinged folding diagonals A deployable single truss with folding or removable chordal members and diagonals and orthogonal hinge joints for continuous and synchronous retraction and extension, in straight and curved configurations. One or more endframes may be used to close off or mount one ... | 04/18/2006 |
| 6944950 | Tower reinforcement apparatus and methods An apparatus for reinforcing at least one load-bearing section of a tower assembly which apparatus includes two leg members, at least one brace member for connection to both of the leg members, and at least one connecting plate for attachment to a respective flange ... | 09/20/2005 |
| 6941250 | Structural design method and recording medium The design domain of an object to be designed is discretized by a plurality of nodes (10), and adjacent nodes and non-adjacent nodes are connected by beam elements (12). Optimization is performed on a design model constructed from the nodes (10)... | 09/06/2005 |
| 6935025 | Tower reinforcement apparatus and methods An apparatus for reinforcing one or more load-bearing sections of a tower assembly, which apparatus comprises two leg members, a plurality of brace members, sized and configured for connection to both of the leg members and at least one connecting plate sized and co... | 08/30/2005 |
| 6928684 | Airport bridge and lift A lift is coupled to the outer cab or rotunda of a telescoping bridge. The lift has a carriage that can be moved by a cable and a motor upward or downward and which includes a platform that has sensing means for controlling the motor for stopping downward movement o... | 08/16/2005 |
| 6915618 | Tower monopole reinforcement Reinforcing apparatus for tower monopoles. The reinforcing apparatus comprises vertical threaded reinforcing bar rods, or rods with threaded ends, arranged around the pole and embedded in the pole foundation. The rods extend upward and are attached to the pole at sp... | 07/12/2005 |
| 6910308 | Inflatable rigidizable boom A boom structure deployed by inflating the structure to a desired shape and rigidizing the structure via an external influence. The structure frame has a series of frame members which are made of a fibrous material and a resin material. This frame is encased in betw... | 06/28/2005 |
| 6905110 | Finished-stair-tread adapter for a modular railing system A modular railing system supports a plurality of rails in vertically-spaced configuration. The railing system includes a plurality of baluster units arranged between rail sets to support the rails. The baluster units include a plurality of rail supports grouped into... | 06/14/2005 |
| 6871469 | Triangulation of a lattice girder, in particular of a jib element for a tower crane For a lateral face of the lattice girder, defined by an upper chord and a lower chord, the triangulation comprises compression bars substantially perpendicular to the chords, oblique tension bars of smaller length connecting the top of a compression bar to the lower... | 03/29/2005 |
| 6568134 | Componentized, three dimensional, self-aligning, self-engineering building system for homes, and modeling blocks therefor A componentized, three dimensional, self-aligning, self-engineering building system for homes and similar constructions involving a plurality of individual, separately installable components of predetermined height selectively arranged, positioned and sec... | 05/27/2003 |
| 6408587 | Structural members and associated parts A structural member, e.g. a truss for erection of temporary structures, comprises a number of elongate elements disposed in spaced generally parallel relationship to one another with transversely extending elements therebetween, and an element extending l... | 06/25/2002 |
| 6405830 | Scaffold toeboard system A scaffold toeboard system for use on a scaffold where the system includes a bracket attachable to a horizontal scaffold frame member, a first sleeve attached to the bracket, where the sleeve has at least one slot, and a toeboard having two ends, with eac... | 06/18/2002 |
| 6253520 | Interlocking components and assembly system A structure for use in structural, load bearing construction is made from cold rolled shapes and/or shaped from structural grade sheet metals or structural shapes. The structure includes interlocking box trusses containing core members held by four web me... | 07/03/2001 |
| 6167670 | Casing system for dumbwaiters A system for building shaft casing for dumb-waiters in a building structure with prefabricated assemblies that are readily stackable over each other. One lower, middle and top assemblies constitute the minimum combination typically used in going from one ... | 01/02/2001 |
| 6076324 | Truss structure design An integrally formed three-dimensional truss structure, including molds and methods for production of same, containing outer top and bottom plane surfaces thereof comprising interconnected rod segments integrally formed at their points of intersection on ... | 06/20/2000 |
| 5962150 | Lattice block material Disclosed is a structural material having a lattice configuration. In one embodiment of the invention, the structural material is manufactured by weaving a continuous wire filament on a loom assembly. In an alternative embodiment of the invention, the str... | 10/05/1999 |
| 5921048 | Three-dimensional iso-tross structure A structural member having greatly enhanced load bearing capacity per unit weight has a plurality of helical components wrapped around a longitudinal axis. The helical components have straight segments rigidly connected end to end in a helical configurati... | 07/13/1999 |
| 5802772 | Releaseable joint for joining two construction elements and transportable construction comprising same A releasable joint for joining two construction elements of a transportable construction. Also a construction element adapted for use in making the releasable joint, and a construction, such as a portable building or stage assembly, comprising a plurality... | 09/08/1998 |
| 5765248 | Shore Disclosed is a shore which has a durability with respect to loads not only in a longitudinal direction and a lateral direction but also in a lengthwise direction, and which can be automatically folded without requiring extra work. The shore comprising a p... | 06/16/1998 |
| 5679467 | Lattice block material Disclosed is a structural material having a lattice configuration. In one embodiment of the invention, the structural material is manufactured by weaving a continuous wire filament on a loom assembly. In an alternative embodiment of the invention, the str... | 10/21/1997 |
| 5678375 | Framework of a building A building framework comprises a plurality of steel girders, steel columns, and steel connecting members for joining at least one girder with at least one column to form the building framework. Further provided is a plurality of substantially flat couplin... | 10/21/1997 |
| 5527590 | Lattice block material Disclosed is a structural material having a wire lattice configuration. The structural material can manufactured by first weaving a continuous wire filament on a loom assembly. Once woven into arrays of parallel wires, the filament is fixed in position an... | 06/18/1996 |
| 5490364 | Telescopic flare pipe tower A telescopic flare pipe tower supports a flare pipe several hundred feet above the base level and includes a bottom section in contact with the base that may be the ground or the platform or deck offshore. The bottom section has a door or opening through ... | 02/13/1996 |
| 5487479 | Method for nesting longitudinally divisible crane boom segments A longitudinally divisible crane boom segment includes at least a first and a second section that are easily nested together for transport. The sections each include at least one chord member, at least one bracket attached to the section, and a plurality ... | 01/30/1996 |
| 5412913 | Self-aligning beam joint suited for use in modular construction An improved joinder method and system which allow either individual vertical columns or prefabricated module assemblies which incorporate a plurality of said vertical columns to be quickly and accurately lowered into position on top of one or more similar... | 05/09/1995 |
| 5400870 | Scaffolding frame system A scaffolding frame system comprising a pair of lower elongated vertical members each having an elongated linking member at the upper end of a vertical member for releasingly attaching the linking member to the upper end, a pair of upper elongated vertica... | 03/28/1995 |
| 5394668 | Panel extension assembly The present invention is directed to a panel extension assembly for supporting an extension wall panel on top of a base wall panel. The panel extension has a channel member adapted to receive a substantially horizontally extending top surface of a base wa... | 03/07/1995 |