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8100072 |
Fabric sail
The present invention relates to a fabric sail (1) which maintains a minimal surface. An elastic boundary is attached to the edges of an elastic membrane, and the edges (4) are shaped so that the...
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8001732 |
Hypershelter
The instant invention is a method for achieving a-planar framing configurations which enable the construction of hyperbolic paraboloid surfaces, a multiplicity of which join to create roof...
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7908817 |
Hypershelter
The instant invention is a method for achieving a-planar framing configurations which enable the construction of hyperbolic paraboloid surfaces, a multiplicity of which join to create roof...
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7900405 |
Spherical dome
The invention is a spherical dome consisting of continuous prismatic members in three layers, an outer layer, a middle layer, and an inner layer. The continuous prismatic members follow great...
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7726078 |
Roof arches without bending moments
A dome type clear-span roof construction, having an exterior, polygonal arch frame (1), and a pre-tensioned, doubly curved membrane cover (2), which is suspended from the arch frame and is tied...
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7694479 |
Structure
A three-dimensional constructional element 10 is shown having opposing and substantially planar panels 30, 40 mounted on opposing surfaces of a flexible planar member in the form of a flexible mesh...
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7591108 |
Double-curved shell
Triangulated shells can be free-formed but are uneconomical compared to translational shells that can only be flat. Scale-trans shells are limited in terms of number and arrangement of the...
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7448400 |
Modular frame with parabolic top
In one embodiment, the disclosure relates to a free-standing structure which includes an eight-sided roof perimeter; at least four geodesic structures extending from four sides of the eight-sided...
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7438623 |
Geometric construction system
A geometric construction system includes: a plurality of flat panels; and a plurality of connecting units provided on side edges of the flat panels. Each connecting unit includes first and second...
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7152384 |
Dome kit, structure and method
A new and useful Dome Kit, dome shaped structural system and method of assembling a dome shaped structural system are provided. The Dome Kit and method are used to form a dome shaped structural...
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6935076 |
Amir concept structures
A building structure formed of at least one saddle element defining a plurality of edges and rigid structural elements extending along the edges of each of the at least one saddle element, the...
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6901714 |
Tensegrity unit, structure and method for construction
Tensegrity units may be used to form a tensegrity structure. Each tensegrity unit may include n face tension members, n continuous tension members, and n compression members. A bracket for the...
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6868640 |
Structures composed of compression and tensile members
A plurality of compression members are arranged to provide a shape. Each compression member has a first end, a second end and a body. At least one of the compression members has a body which is...
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6691469 |
Flashing for roof penetrations
A flashing for sealing about a roof penetration includes a first sheet having a first edge. The first sheet includes a substantially planar portion and a portion that is inclined with respect to...
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6550209 |
Modular deployable antenna
Disclosure provides a transformable linked structure, a deployable diagonal structure, a plane stowage-type deployable truss and a line stowage-type deployable truss with high rigidity and...
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6434896 |
Double-walled underground tornado shelter with connection means on the flanges of upper and lower hemispherical halves
An underground tornado shelter having a double-hull design is constructed through a rotational molding process from any one of a variety of materials, such as linear medium-density polyethylene....
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6276095 |
Dome structure
A support structure including a first and a second upper ring member. The support structure further includes a lower circular foundation of a diameter greater than the diameters of the first and...
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6240694 |
Storage dome for combustible bulk material
A structure includes a framework including frame members interconnected by hub members. The framework includes an inner surface and an outer surface. Cladding material is attached to the inner...
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6134849 |
Prefabricated self-supporting panelled structure system
A number of triangular or rectilinear flat panels are bent along their edges forming flanges. The so-formed panels are fastened together at the flanges, reinforced at the junctures of the flanges,...
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6026614 |
Cable braced, open air chapel/meeting hall
A cable braced, open air chapel or meeting hall is formed from a series of cables interconnected to each other in countertension to provide a rigid structural support to provide basic definition...
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5899028 |
Saddle span shelter and joining system
Two curved arch rib supports are provided with a pre-shaped flexible membrane cover attached to the ribs; the ends of the ribs are hinged on a common locus at base supports. When erected, a saddle...
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5867948 |
Arched framework and its assembly method
A structure frame made of arches is formed with a plurality of curved frame units in parallel arrangement, where the curved frame units having butt joints (6) are connected in length by several...
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5863451 |
Snow dome construction
A method is provided for constructing a snow shelter. A set of fabric panels is connected together to provide a short skirt into which snow is filled throughout and compacted on the periphery....
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5485701 |
Toy igloo
A toy igloo construction for children consisting of a shell that is designed to collect falling snow. The shell serves as a support for the snow igloo and in addition may serve as a toy igloo in...
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5483774 |
Construction according to a double-curved surface
A construction formed along a single or double-curved surface which is provided with supporting elements extending substantially parallel, the supporting sides of which are situated within the...
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5430979 |
Structure clad with tensioned cladding membrane
A doubly curved structure which is clad with a tensioned, fabric-containing membrane which is disposed above but not contiguous with the exterior surface of the structure. The two ends of the...
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5331780 |
Hyperbolic paraboloid roof and sidewall system
A hyperbolic paraboloid roof structure which has in combination rectilinear panels (10) tangentially attached to a frame of beams (11) each of whose top surfaces (11a) is a semicircular arc or...
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5313763 |
Dome-shaped structure and method of constructing same
A dome-shaped structure and method of constructing same is disclosed having a base foundation and a plurality of inner and outer stringers. Each inner and outer stringer has a first end which is...
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5273803 |
Apparatus and method for fabricating a skeleton framework and finished product defining three-dimensional curved surface and volume
An apparatus and method for fabricating accurate, numerically defined curved surfaces and volumes comprising a skeleton framework having a plurality of bulkheads fixed in spaced relationship with...
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5155951 |
Building systems using saddle polygons and saddle zonohedra based on polyhedral stars
A building system composed of space-filling saddle zonohedra which fit together periodically and non-periodically into a variety of orderly and irregular looking space structures. The saddle...
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5069008 |
Building panel
A building panel for use in walls of roofs the panel being formed from a sheet of material the sheet being rectangular and made up of four portions the surfaces of each of which are in the form of...
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5020287 |
Structural building components incorporating integrated hyperbolic paraboloid elements
A family of structural building components formed from a plurality of integrated hyperbolic paraboloid elements which have a common midpoint, linear edges and allow for the prestressing of...
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4858397 |
Air-inflated hyperbolic paraboloidal roof
An air-inflated fabric roof of hyperbolic paraboloidal shape including a cable network therein and covering a building or other structure, or a part of a building such as an atrium. The building...
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4794742 |
Multi-conic shell and method of forming same
A multi-conic shell and a process of creating multi-conic shells from flat materials which are bent and thereby forced into the configuration of continuous regions from oppositely oriented,...
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4685257 |
Shelter roof structure
A roof structure is composed of a plurality of prefabricated formed metal saddle elements which have four sides and which are bent along a diagonal between nonadjacent corners to define two...
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4581860 |
Saddle-shaped cable dome system for large span lightweight roof structures
Disclosed is a shelter structure using a saddle-shaped cable dome system for a large-span, lightweight roof membrane. The structure uses the curvatures of a saddle surface, combined with two...
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4320603 |
Roof construction
A roof construction includes multiple hyperbolic paraboloid units joined together at adjacent peripheral edges to form a multi-unit roof span. These units include both horizontally extending edges...
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4137679 |
Inverted, doubly-curved umbrella, hyperbolic paraboloid shells with structurally integrated upper diaphragm
A building unit which comprises a column adapted to be fitted to a foundation and supporting a plurality of identical, doubly-curved umbrella, hyperbolic paraboloid shells inverted so that their...
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4115486 |
Method of developing an anticlastic concentrator
Devices for concentrating radiant energy and having reflective anticlastic surfaces, produced by processes involving shrinking an elastic reflective film onto a rigid frame representing one or a...
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3958375 |
Prefabricated hyperbolic paraboloid roof
A hyperbolic paraboloid roof shell section made in prefabricated portions each of which has a joining edge parallel to the joining edge of another prefabricated portion and is adapted to extend...
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3927496 |
Method for constructing a tensile-stress structure and resultant structures
A tensile-stress structure having a surface of double opposed curvature including a terminal support member defining the perimeter of the curved surface and a plurality of elongated screen members...
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3925941 |
Modular curved surface space structures
A plurality of mathematically interrelated modular structures are disclosed which are based on a series of minimal surfaces bounded by skewed polygons. Some six basic modules are described which...
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3798849 |
HYPERBOLIC PARABOLOID ROOF STRUCTURE
A roof structure for a hanger or the like in which first and second roof sections having the shapes of parts of respective first and second hyperbolic paraboloids, having common base lines are...
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3774358 |
STRUCTURAL MEMBRANE PANEL FORMED FROM SADDLE SHAPED SURFACE
A structural membrane panel is formed from an even number of contiguous saddle-shaped surfaces which are bounded by a plane or skew polygon which surrounds a central structural surface which may...
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3757478 |
LIGHTWEIGHT HYPERBOLIC PARABOLOID ROOF STRUCTURE
The roof structure comprises at least one hyperbolic paraboloid formed by structural tension members stretched between bending stress resistant structural boundary members. The boundary members...
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3727356 |
PREFABRICATED STRUCTURES
A prefabricated structure constituting at least the major portion of a body formed of 12 hyperbolic paraboloidal panels respectively secured together at their edges, each panel having four equal...
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3653166 |
LAMINATED ROOF CONSTRUCTION
A roof construction comprised of a shell having a hyperbolic paraboloid configuration defined by a pair of superimposed plywood layers, each layer being comprised of a plurality of substantially...
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3591991 |
CANTILEVERED ROOF SECTION
A prefabricatable structural element particularly suitable for use as a cantilevered roof structure capable of spanning large areas and including an elongated curved, preferably...
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D210769 |
Title is not available
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D229682 |
Title is not available
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