Abstract: A collapsible enclosure includes a body formed by a plurality of walls including a front, a back, a first side, a second side, a top, and a bottom wall coupled to one another to form an interior. Each wall includes at least one of a plurality of deformable frame members. A window is defined in one of the front, back, first side and second side wall, and is selectively engageable with the respective wall such that the window is disposable between an open and closed position. A door is defined in one of the front, back, first side, and second side wall, and is further selectively engageable with the respective wall such that the door is disposable between an open and closed position. The front wall defines a first plane and the back wall defines a second plane, the first plane and second plane are substantially parallel to one another.

Abstract: A gazebo with a two-dimensional cover and a rod assembly, which is connected to the cover and holds the cover in a three-dimensional shape. The rod assembly is formed of a main rod assembly and a secondary rod assembly, wherein the main rod assembly has one or more resilient rods, which connect end portions of two opposing gussets of the cover. The secondary rod assembly has one or more resilient rods to connect in each case center regions of the edge between two adjacent gussets of the cover with each other. At least one tensioning element to increase at least the spacing between the ends of a rod of the rod assembly to hold the gazebo in its three-dimensional shape. The gazebo has no center rod which supports the gazebo from the ground and which in particular provides no variation in spacing.

Abstract: A collapsible enclosure and an insert, where the collapsible enclosure includes a body formed by a plurality of walls including a front, a back, a first side, a second side, a top, and a bottom wall coupled to one another to form an interior. Each wall includes at least one of a plurality of deformable frame members. A door is defined in one of the front, back, first side, and second side wall, and is further selectively engageable with the respective wall such that the door is disposable between an open and closed position. The insert includes a body formed by a plurality of walls including a front, a back, a first side, and a second side coupled to one another to form an interior. Each wall includes at least one of a plurality of deformable frame members. A door is defined in one of the front, back, first side, and second side wall, and is further selectively engageable with the respective wall such that the door is disposable between an open and closed position.

Abstract: A modular tent construction with one or more tent pods including a pod roof, a frame system, and brackets and/or tensioners.

Abstract: A device with a mounting band implement, wherein said mounting band implement is configured to support an upright structure on a vertical support. A tensioning device adjusts the tension of the mounting band implement. A vertical support bracket engages a portion of the mounting band implement, a fixed or adjustable rib section and angled support segment. A rib mounted angled support bracket engages angled support segment at the rib. An angled support segment is configured to maintain an angle for said rib section relative to the upright structure, in which the angled support segment includes a fixed or adjustable length segment that is operable for raising or lowering an angle of the rib section.

Abstract: A tent system including a first tent section having a first transition border. The first transition border is configured to receive a first support member at a first transition height. The first transition border has a first transition width. A first transition section is defined by the first transition border and a second transition border. The second transition border is configured to receive a second support member at a second transition height. The second transition border has a second transition width that is less than the first transition width. A flexible roof is configured to cover the first tent section and the first transition section. The flexible roof is configured to be supported by at least the first support member and second support member. The flexible roof is configured to cover the tent system.

Abstract: The inflatable tent with air mattress is an inflatable shelter. The inflatable tent with air mattress comprises a quadric shelter and a base sheeting. The quadric shelter attaches to the base sheeting to form an enclosed interior space that serves as the shelter. The base sheeting is a fluid impermeable sheeting that forms a barrier between the ground and the enclosed interior space formed by the inflatable tent with air mattress. The quadric shelter is an inflatable structure. When inflated, the quadric shelter expands away from the base sheeting to form the enclosed interior spaces of the inflatable tent with air mattress The quadric shelter forms a liquid impermeable barrier that forms the superior surface of the inflatable tent with air mattress.

Abstract: A portable inflatable golf studio including an arcuate shaped roof panel, first and second side panels, a floor panel, a front panel, a back panel, a projector screen, a projector, and a tracking system. The first and second side panels are positioned parallel from one another and are attached to the arcuate shaped roof panel, wherein one of the first and second side panels defines a cavity configured to receive a television monitor. The floor panel configured to connect the first and second side panels to one another. The front panel removable attached to the arcuate shaped roof panel and the first and second side panels. The back panel positioned parallel to the front panel and attached to the arcuate shaped roof panel and the first and second side panels. Each panel includes one or more of inflatable sections.

Abstract: A removable storage device adaptable for use in exercise, fishing, paddling, floating, anchoring and other operations pertaining to, but not limited to, recreational operation of watercraft. This storage device has a population of receptacles or storage areas in which a user may rapidly and securely store a variety of objects such as, for example only, paddles, snorkeling gear, valuable items, waterproof pouches and/or containers, lights, personal flotation devices, dog leashes, fishing poles, anchors, food and/or beverage containers, rope, flares and other desired items. This removable storage device may be constructed to allow secure fastening of the storage device to a wide variety of external surfaces such as, for example only paddle craft, docks, boats and other objects and surfaces desired by the operator. The storage device may be an inflatable device, a solid or semi-solid device, and/or a combination inflatable and solid or semi-solid device.

Abstract: A portable inflatable golf studio including an arcuate shaped roof panel, first and second side panels, a floor panel, a front panel, a back panel, a projector screen, a projector, and a tracking system. The first and second side panels are positioned parallel from one another and are attached to the arcuate shaped roof panel, wherein one of the first and second side panels defines a cavity configured to receive a television monitor. The floor panel configured to connect the first and second side panels to one another. The front panel removable attached to the arcuate shaped roof panel and the first and second side panels. The back panel positioned parallel to the front panel and attached to the arcuate shaped roof panel and the first and second side panels. Each panel includes one or more of inflatable sections.

Abstract: A temporary shelter for an aircraft maintenance worker includes a base pad having a central opening for surrounding and exposing a repair site on an aircraft. A frame anchored within pockets on the base pad supports a canopy to create a protective enclosure for the worker. A junction box securable to the pad includes a plurality of electrical receptacles and quick-connect, compressed-air fittings on an upper surface for powering various work tools. When the pad is anchored to the aircraft with a pair of retaining straps, the erected canopy provides a temporary shelter that protects a worker from sunlight and inclement weather while providing convenient, uninhibited access to a maintenance site.

Abstract: An aircraft shelter comprises a rear shelter section for covering a rear section of an aircraft in a protective manner. A front shelter section extends from the forward edge of the rear shelter section and is movable between a closed position for covering all or at least a substantial portion of the front aircraft section in a protective manner and an open position for enabling entry and exit of the aircraft. The front section cover is made of a flexible fabric material and is supported in the closed position by a front support beam and a front support post. The aircraft shelter will protect various types of aircraft from the elements, occupies a small footprint, and is easily manufactured and installed without the need for significant site preparation work or foundation. The aircraft shelter could optionally be locked in its closed position to reduce risk of theft.

Abstract: The quickly erectable dome shelter includes an extendible perimeter truss assembly with link members connected between adjacent legs, a central truss assembly of link members, and a roof framework, including pairs of curved upper and lower peak truss members, that is movable between a lowered, collapsed configuration and a raised, upwardly arching position. The shelter also includes telescoping peak pole members coupled to the central truss assembly of link members and the roof framework, and may also include telescoping peak truss brace members connected between a peak truss member and a link member of the perimeter assembly of link members.

Abstract: An adjustable enclosure and method related to the same, with the adjustable enclosure including: a frame, one or more cables extending from one frame location to at least one other frame location, and material extending from the one or more cables, with the material covering at least a portion of one enclosure side.

Abstract: A tent structure with an improved ventilation system includes a pole assembly, a lower section defined by a plurality of walls and a floor, and an upper section having an inner layer and an outer layer. The inner layer includes a first set of openings covered by an air permeable material. A perimeter of the inner layer is fixedly attached to a top portion of the lower section to form an enclosure. The outer layer is disposed above the inner layer and a second set of openings is formed between a perimeter of the outer layer and the top portion of the lower section. A first set of connecting members connects the inner and outer layers, and forms a space therebetween. A second set of connecting members connects the outer layer and the pole assembly.

Abstract: A cord assembly including an elongate cord extending between a first end in the form of at least one loop and an opposite free second end and a cleat fixedly attached to the looped end of the elongate cord. The cleat includes at least two recesses for receiving and securing the second end of the elongate cord during use, for example, as a tourniquet or to secure some other item. In use, the free end is passed through the loop so that the cord extends around the limb or other item to which it is being applied, and then the free end of the cord is locked into the cleat using the recesses.

Abstract: A portable shelter is configured to be quickly and easily deployed and configured for use as a temporary shelter, such as during disaster situations. In one embodiment, the shelter includes an elongate body having a first and second body portions, the first and second body portions are configured to be folded according to different first and second folding pattern. The elongate body is collapsible and expandable between a first, expanded configuration and a second, collapsed configuration. The elongate body has a longitudinal length extending from the elongate body's first end to its second, opposite end. In the first, expanded configuration the second body is substantially flat along the longitudinal length and the first body defines a substantially c-shaped cavity that extends along the longitudinal length. In the second, collapsed configuration the second body is folded and compressed along the longitudinal length such that the second body extends into the c-shaped cavity.

Abstract: Method of deployment of portable shelters is described. The shelters or housing units may be deployed in emergency housing situations and may be grouped into systems of shelters.

Abstract: A modified A-frame tent or tarp shelter in which the fly or outer canopy is supported by two upright poles spaced apart on either side of a rectangular footprint. The poles are oppositely offset from the midpoint of the footprint on their respective sides, such that the canopy ridgeline between the poles crosses the footprint diagonally. Two corners of the canopy corresponding to corners of the footprint farthest from their respective (same-side) poles are raised and tensioned by short struts that, in cooperation with the offset poles, create a sidewall effect across the ends of the canopy over the head and foot ends of the footprint. The canopy may further include vestibule portions extending to the sides of the footprint, and the struts may also engage the vestibule portions at their respective corners.

Abstract: (FIG. 11) (ART-8) This sketched drawing show the Weather Dome in one form of its intended use. This drawing shows one three sided dome. Wind tunnel attached, vents closed, and tether ropes fastened on the wind side. Curtains and screens attached with screens closed, vents on the downwind side are open and tether rope fastened. The Weather Dome and a tent secured under the dome are assembled upon a raised ground cover. The windsock is provided to indicate wind direction. (FIG. 9, 10A, 10B) The (ART-7, 8) these drawings present the embodiment of possible usage an achievable assembled form.

Abstract: A shelter system including a base assembly and a flexible support assembly where the base assembly has two legs that are held together by at least two tension straps and the where the flexible support assembly has flexible support members and spanning poles and where the flexible support members of the flexible support assembly are securely attached to the base assembly at each end of the base system legs and where the entire flexible support assembly is then erected and covered, creating a self standing shelter system.

Abstract: A portable shelter made from two corrugated plastic sheets. Each sheet has score lines that define a floor panel, two wall panels, and two roof panels. The two sheets are overlapped, and the panels are bent along the score lines to form the walls and roof. Each panel is secured to the adjacent panel with tabs and seam members to form standing seams that are secured by fasteners. An opening in the roof provides ventilation, while a cap over the opening blocks precipitation from entering. The entire structure is secured in place with stakes that are inserted through the floor into the ground. Solar panels can be affixed to the shelter to provide electrical power.

Abstract: Portable shelters, shelter systems, and methods of deployment of such shelters are described. The shelters or housing units may be deployed in emergency housing situations and may be grouped into systems of shelters. One particular embodiment comprises a rigid top frame structure, a rigid bottom frame structure, and one or more collapsible support arms connecting the top frame structure to the bottom frame structure. The frame structures and the collapsible support arm(s) are sized and configured to form a shelter frame when the collapsible support arm(s) are in a fully extended position, and the top frame structure is brought into proximity with the bottom frame structure when the collapsible support arm(s) are in a collapsed position. Methods of rapid deployment of the shelters and systems of shelters are also described.

Abstract: Low-cost, semi-permanent rigid-wall modular Yurt-type, peaked-roof structures, polygonally “round” (in plan view), made of modular, light-weight, water-proof cellular extruded plastic sheet panels that are easily portable, quickly erectable and dismountable, having a wide variety of uses. The modular panels are easily die-cut from any water-resistant, non-metallic, rigid material, preferably an extruded plastic, such as a polyolefin polymer. Few panel configurations are needed to form all the structural elements. In addition, multiple similar modular structures may be grouped to form larger compound structures with individual ones of the Yurts being assigned to individual persons or dedicated work space usages: disaster shelters, sleeping, gathering, storage, hygiene, medical treatment, schooling, entertainment, goods manufacture, cooking, eating, herding, etc.

Abstract: Low-cost, semi-permanent rigid-wall modular longhouse-type, peaked-roof structures, stadium-shaped (in plan view), made of light-weight, water-proof cellular extruded plastic sheet material die cut into blanks that are easily portable, quickly field erectable and dismountable by unskilled workers for a wide variety of uses. Two semi-circular end portions are spaced apart and joined by multiple segments of straight wall and roof modules, the length depending only on the number of intermediate segments. Blanks are easily folded on site into double-walled, bolt-together, modular wall and roof panels. Only four basic panel configurations are needed to form all structural elements. Multiple modular structures may be grouped to form larger compound structures with individual ones assigned to individual persons or dedicated work space usages: disaster shelters, sleeping, gathering, storage, hygiene, medical treatment, schooling, entertainment, goods manufacture, cooking, eating, herding, etc.

Abstract: A systematic decontamination and containment method for decontaminating personnel is disclosed. This method includes providing a plurality of components positionable on a selected location for establishment of a multi-station decontamination and containment facility to decontaminate personnel and to contain contaminants collected during the decontamination process. The components can include a plurality of collapsible frame and roof assemblies, wall and roof covers, a weapons clearing assembly, a weapons storage locker, a hanging bar, a signage assembly, collapsible containment hamper assemblies, a covered dispensing assembly, a shuffle box, a multi-wipe dispensing assembly, and a transportable containment enclosure. The enclosure is shaped and sized to removably retain the system's components for transportation or the like.

Abstract: Boat slip cover systems are provided for affixing to piers having a plurality of slips with closed and open ends, and first and second sides. Each boat slip cover includes a flexible canopy. Fixed supports for a first end of the canopy are disposed about the closed end of the slip, at least one extending upward from and perpendicular to the pier surface, and at least one extending upward from and angular to the pier surface. Rotating supports are disposed along each side of the slip and extend upward from the pier. Telescoping joints are disposed along each rotating support for their extension or retraction. A winch device is further provided for manual positioning. A convertible pier cover includes various retractable boat slip covers, valley portions extending between adjacent boat slip covers and forming an attachment on each side to an adjacent boat canopy, and a central aisle canopy.

Abstract: A batting or ball practice cage has one or more frame members with a net attached over the frame. Frame members may be assembled having springs or elbows at the corner. A pitching machine may be aligned with the cage at one end.

Abstract: Portable shelters, shelter systems, and methods of deployment of such shelters are described. The shelters or housing units may be deployed in emergency housing situations and may be grouped into systems of shelters. One particular embodiment comprises a rigid top frame structure, a rigid bottom frame structure, and one or more collapsible support arms connecting the top frame structure to the bottom frame structure. The frame structures and the collapsible support arm(s) are sized and configured to form a shelter frame when the collapsible support arm(s) are in a fully extended position, and the top frame structure is brought into proximity with the bottom frame structure when the collapsible support arm(s) are in a collapsed position. Methods of rapid deployment of the shelters and systems of shelters are also described.

Abstract: Portable shelters, shelter systems, and methods of deployment of such shelters are described. The shelters or housing units may be deployed in emergency housing situations and may be grouped into systems of shelters. One particular embodiment comprises a rigid top frame structure, a rigid bottom frame structure, and one or more collapsible support arms connecting the top frame structure to the bottom frame structure. The frame structures and the collapsible support arm(s) are sized and configured to form a shelter frame when the collapsible support arm(s) are in a fully extended position, and the top frame structure is brought into proximity with the bottom frame structure when the collapsible support arm(s) are in a collapsed position. Methods of rapid deployment of the shelters and systems of shelters are also described.

Abstract: A tensile pole tent having improved wind performance, having a polygonal projection in plan view, perimeter catenaries, a flexible canopy continuously attached to the catenaries, corner posts to support the catenaries, a membrane interface or field joint between adjacent membrane modules consisting of, for example, a novel water-shedding keder rail, or a zipper or daisy chain grommets and loops. The membrane interface can be sealed against precipitation by cover flaps that extend upwards from the membrane and come into contact above the interface.

Abstract: An extendible shelter connectable to a building has an extendible frame and a plurality of covers, connected to an outermost frame end, for covering the frame. Adjacent covers are connected to one another at outermost edge ends of their adjacent edges, which are threaded through a fastener. As the frame is extended outwardly away from the building, the adjacent edges are drawn through the fastener, which fastens the edges together to automatically fasten the adjacent covers. When the frame is retracted, the fastener unfastens the edges and covers. Anchor for locking wheels for the frame in fixed position on a ground surface over which the shelter extends are also disclosed.

Abstract: A hunting blind is comprised of a frame and a fabric shell supported by and releasably attached to the frame. The frame is comprised of a pair of A-frame structures of similar configuration and each includes telescopic members forming legs and a cross-member that spans between the legs. Coupling assemblies pivotally attach the legs to the cross-member so that the legs can be selectively folded against or extended from the cross-member.

Abstract: The invention relates generally to a covering system for athletic courses. A movable framework straddles the athletic course and serves as a support for a cover. Inside, lighting and climate may be controlled. Also, possibly as a training aid or to facilitate competitive events, a timing system and/or PA system may be incorporated. Among the possible athletic courses suitable for covering are running courses, in-line skating courses, cycling courses, etc. The invention also includes a method of operating an outdoor exercise course.

Abstract: An observation shelter includes a plurality of generally upright walls including a first wall having a first window opening positioned therein and a second wall having a second wall positioned therein. First and second shutters are movable between respective raised and closed positions. The first and second shutters have respective shapes configured such that the shutters when in their respective raised positions meet at a joint extending from said corner to provide substantially continuous shelter from the sun for the first window opening and second window opening, and wherein with the first and second shutters in their respective closed positions, an extension portion of the first shutter is received in a pocket portion of the second shutter.

Abstract: A exhaust system repair apparatus provides a basic u-bolt member and saddle clamp design which can be positioned behind an existing damaged flange, one which cannot be tightened against an opposing flange in order to create an exhaust seal. The apparatus features ears which are attached to and positioned proximal to the u-bolt base. Each ear further comprises a slot to align with an opposing, existing flanges'holes. Slots are available which are exactly positioned for a given application, or the elongated slots are provided in other embodiments which provide a more universal fit. The apparatus thereby provides for tightening the damaged flange against an undamaged opposing flange, without having to replace a damaged flange.

Abstract: A portable shelter has a canopy assembly that includes a main portion and an awning. The shelter also includes a frame assembly with a main frame and an awning support member. The main frame defines a main area and supports the main portion of the canopy assembly such that the main portion covers the main area. The awning support member includes a first portion operably coupled to the main frame and a second portion that extends away from the main area. The awning support member is resiliently flexible, and the awning support member supports the awning such that the awning covers an adjacent area that is adjacent the main area.

Abstract: An expandable and collapsible structure and an expandable and collapsible scissor assembly and module therefor are provided. The scissor assembly includes a first strut having a first end and a second end. The scissor assembly also includes a second strut upper portion having a first end and a second end, the first end of the second strut upper portion being pivotably connected to the first strut at an upper strut connection point, and a second strut lower portion having a first end and a second end, the second end of the second strut lower portion being pivotably connected to the first strut at a lower strut connection point.

Abstract: An intelligence outdoor shading arrangement includes an outdoor shading system, an environmental sensor device and a functional controller. The outdoor shading system includes at least an outdoor shading device including a supporting frame, a power source, an awning frame suspendedly and movably supported by the supporting frame, and a shelter mounted to the awning frame to define a shading area under the shelter. The environmental sensor device is electrically linked to the power source and is installed to the outdoor shading system for detecting an environmental change of the shading system in responsive to the shading area thereof.

Abstract: A housing has an expansion tent connectable thereto. A bag-shaped cover is present, and has an opening permanently connected to the housing. The cover forms the interior surface of the erected expansion tent, and is suitable for hermetically sealing off the interior of the housing and the expansion tent with respect to the environment. Sealing can be provided during all operating conditions, while erecting the tent, and while dismantling the tent.

Abstract: Collapsible structures include at least first and second panels, each panel having a foldable frame member that has a folded and an unfolded orientation, and a material covering portions of the frame member when the frame member is in the unfolded orientation. The first panel has a first retaining mechanism that defines an adjustment space, and the second panel has a second retaining mechanism that is movably received inside the adjustment space of the first retaining mechanism to couple the second panel to the first panel. The second retaining mechanism is movable within the adjustment space to allow the relative positions of the first and second panels to be adjusted. Other collapsible structures include at least first and second panels, each panel having a foldable frame member that has a folded and an unfolded orientation, and a material covering portions of the frame member when the frame member is in the unfolded orientation.

Abstract: A portable decontamination system includes a preassembled shelter, convertible between a stowed configuration and a deployed configuration, and a fluid delivery system integral with the shelter. In the stowed configuration the shelter encloses a negligible volume. In the deployed configuration the shelter comprises a plurality of side walls, a plurality of end walls, and a roof. The walls and the roof define a central space. The fluid delivery system is configured to convey decontamination fluid into the shelter and to distribute decontamination fluid throughout at least a portion of the central space.

Abstract: A ballistic protection shelter includes a soft-walled shelter structure wherein soft wall and soft roof portions are supported on at least one rigid support member, and an internal shelter structure for disposition within the soft-walled shelter structure. The internal shelter structure includes at least rigid side wall panels connectable to each other to form an enclosure. The panels are of a ballistic protective material adapted to provide protection to shelter occupants against explosive detonations and shrapnel.

Abstract: In a tent roof having arched support elements (2, 3), over which a diaphragm (1) is stretched, at least three intersecting arched support elements (2, 3) are provided, whereby at least two support element ends (4) at a time are able to be fixed adjacent to one another on the foundation in an arch terminus area (12), at least three arch terminus areas (12) are provided, and traction elements (7) running approximately in an arched shape, which engage on the diaphragm (1), in particular on the diaphragm edge, are stretched toward the arch terminus areas (12).

Abstract: A ventilated cage and rack system for assembly by a user using simple tools and a method for assembly is provided. A plurality of frames and vertical plenums can be connected to a base, and a retaining assembly can be used to connect a plurality of vertical beams and horizontal support beams. A plurality of canopies is preferably used to connect the plenums and the support beams to shroud cages beneath the canopies. The canopies preferably include removable side walls to adapt to the width of the cage being shrouded. A plenum clean out system preferably provides a relatively simple method of draining a cleaning fluid from a plenum by moving a lever between an open and closed position. A pressure based plenum system is also provided wherein a constant air pressure is maintained in the ventilated rack system and air is provided into a cage at a constant air pressure.

Abstract: A shelter construction shelters users and vehicular or vehicular-sized gear. The shelter construction comprises a central canopy assembly and one or more laterally-situated collapsible/expandable enclosures. The central canopy assembly comprises a canopy and canopy-elevating structure. The canopy comprises an outer canopy surface, an inner canopy surface, longitudinally-opposed gates, and at least one set of laterally opposed portholes. The gates and portholes let users and gear therethrough. The enclosure(s) are attached to the outer canopy surface adjacent the portholes for enclosing users and gear as let through the portholes. The enclosures each comprise a roof section, a floor section, a wall section, and enclosure-elevating structure. The floor and wall sections are sized and shaped to as to enable a novel method of erecting the shelter construction and for maintaining the enclosures in a neat, compact assemblage when in a collapsed state.

Abstract: A plant protector includes a flexible cover having an apex, a base, plural sides and plural vertices defining intersections between adjacent sides, together with plural elongated frame members each respectively attached to the cover at one of the vertices. The frame members each have a first end proximate to the cover apex and a second end proximate to the cover base. The frame member first ends are mutually interconnected for pivoting at or below the cover apex. The pivotal interconnection may be provided by hinge connector hardware, but is more preferably provided by the cover itself functioning as a living hinge. The frame members are pivotable from an open position wherein the frame members are angled relative to each other to a collapsed position wherein the frame members are substantially parallel to each other.

Abstract: A walkway cover system for covering a walkway to prevent snow and ice from accumulating thereon. The walkway cover system includes a collapsible walkway cover unit comprising a frame including a series of relatively rigid frame members, a series of flexible battens operatively connecting the frame members, and a cover member of a flexible sheet material. Each of the frame members forms a continuous loop including an elongated, straight base portion provided to extend substantially transverse the walkway and a slanted top portion disposed opposite the base portion. The cover member is attached to the frame so as to cover the slanted top portions of the frame members and form an enclosed passage through the frame. The collapsible walkway cover unit is convertible between an expanded operative state provided to be placed over the walkway and a collapsible state provided for storing when not in use.

Abstract: A foldable shelter can have several wall sections joined to form a cylindrical lattice, and a roof section coupled to the wall sections. The wall sections each have a first member pivotally joined to a second member at near their respective midpoints. The shelter is foldable from an expanded state by inverting the roof segment into the interior of the shelter and pivoting the first and second members of the wall sections towards a parallel orientation. The shelter can have fixed length or extendable vertical and horizontal supports to enhance overall rigidity. The shelter can withstand wind loads without external bracing or cable support.

Abstract: 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 roof perimeter and supporting the perimeter; and at least four legs, each leg structurally corresponding with one of the at least four geodesic structures for upholding the free-standing structure.