977 results about "Joist" patented technology

A decking system for placement on a subassembly having at least two spaced apart joists. A plurality of tubular elements for placement in lateral interlocking engagement with each other transversely of and spanning the distance between the joists. Each of the elements has a top portion, a bottom portion, and first and second side walls connecting said top and bottom portions. The top portion extends laterally beyond the first side wall and has formed thereon a downwardly extending longitudinal flange. The bottom portion extends laterally beyond the second side wall and has formed thereon an upwardly extending longitudinal wall defining an upwardly opening channel adjacent the second side wall adapted to receive therein in watertight relation the downwardly extending longitudinal flange. The bottom wall extends past the longitudinal flange, with the bottom portion having formed therein a plurality of apertures proximate the second side wall to receive fasteners engaging the joists.

A flooring system including horizontal metal framing members, for example, C-joists, U-joists, open web joists, HAMBRO or other metal frame systems that support a reinforced, lightweight, dimensionally stable SCP panel. The flooring system is non-combustible, water durable, mold and rot resistant, termite resistant and is capable of resisting shear loads equal to or exceeding shear loads provided by plywood or oriented strand board panels. The panels employ one or more layers of a continuous phase resulting from the curing of an aqueous mixture of inorganic binder, for example, calcium sulfate alpha hemihydrate, hydraulic cement, an active pozzolan and lime. The continuous phase is reinforced with glass fibers and contains lightweight filler particles, for example, ceramic microspheres.

A vertical shear wall system including vertical metal framing members, for example, C-joists, U-joists, open web joists, or other metal frame systems that support a reinforced, lightweight, dimensionally stable SCP panel. The shear wall system is non-combustible, water durable, mold and rot resistant, termite resistant and is capable of resisting shear loads equal to or exceeding shear loads provided by plywood or oriented strand board panels. The panels employ one or more layers of a continuous phase resulting from the curing of an aqueous mixture of inorganic binder, for example, calcium sulfate alpha hemihydrate, hydraulic cement, an active pozzolan and lime. The continuous phase is reinforced with glass fibers and contains lightweight filler particles, for example, ceramic microspheres.

A hanger assembly including an adjustable bar and a fixture box for rapidly installing and centering an electrical fixture over a hole in a ceiling. The adjustable bar includes an elongated tubular member, a threaded rod rotatably connected to the tubular member, joist engaging members on each end of the bar, and a fastening arrangement for securing the fixture box with respect to the adjustable bar. The adjustable bar can be adjusted to a shortened configuration to allow easy passage through a hole in a ceiling and the tubular member then rotated to force the joist engaging members into secure contact with the joists. The fastening arrangement permits loosening and readjustment of the hanger assembly to enable centering the fixture box above the hole.

A structure stabilizing system that includes a length of cabling and a number of joist and rafter reinforcing cable guides. Each of the joist and rafter reinforcing cable guides includes an L-shaped joist securing plate assembly, a rafter securing plate, and a cable guide tube assembly. The structure stabilizing method includes the steps of a) providing a number of joist and rafter reinforcing cable guides as described above; b) attaching one each of the joist and rafter reinforcing cable guides to a number of sets of ceiling joists and rafters along each side of the building; c) threading a length of cabling through each of the cable guide tubes of each of the attached joist and rafter reinforcing cable guides; and d) anchoring the ends of the cable to the foundation of the structure to be stabilized.

Disclosed are a method and device for a hanging device that is used to support ductwork, pipes, wiring, conduit and the like from support beams such as I-Joists. The disclosed embodiments take advantage of I-joist geometry and utilize the flanges of the joist to provide a quick and reliable means for securing ductwork and other elongated objects in construction projects.

Apparatus, systems and methods of using 70 CFM ventilation fans with heaters for bathrooms having depressibly engageable and depressibly releaseable light covers. The novel ventilation fans and heaters can be mounted to structure in ceilings and inside walls with telescoping suspension brackets that are affixed directly to separate sides of the housing to support the housing against joists and structural supports behind the ceiling. Adjustable louvers on the grill cover allow for outgoing heated air to travel in a different direction into a space from the incoming air travelling into the housing. Plastic type housings around blower wheels reduce undesirable noise effects. The light covers can be easily opened and closed by using depressible engageable fasteners, and depressible release fasteners.

A bar hanger assembly is provided for supporting a recessed electrical device in a ceiling support. The bar hanger includes first and second telescoping support arms that are slidably connected together for adjusting the length of the bar hanger. The support arms having an elongated body with first and second ends and a mounting plate coupled to the first end. The mounting plate is oriented substantially perpendicular to the plane of the body. An attachment member is coupled to a bottom edge of the mounting plate for attaching to the bottom edge of a ceiling joist. The attachment member includes a detent extending from one side thereof. The attachment member can be bent from a first position perpendicular to the mounting plate to a second position parallel to the mounting plate for attaching to a T-bar support.

A stud or joist sensor device and associated sensing method using a ratio of capacitance measurements from a plurality of capacitive sensing elements. The device locates a feature of an object or discontinuity behind a surface or wall, such as an edge and/or a center of a stud behind the surface, a joist under a floorboard, a gap behind sheetrock, a metal conductor behind a surface or the like. The device may be moved over a surface, thereby detecting changes in capacitance. The change in capacitance is due to the effective dielectric constant caused by the passage over an object such as a stud. When two capacitive sensing elements provide equivalent capacitance measures, the device is over a centerline of the stud. When a ratio of the capacitance measurements equals a transition ratio, the device is over an edge of the stud.

Apparatus, systems and methods of 50 CFM exhaust and ventilation fans for bathrooms with grill covers having removable light lens covers, and flaps/ears that allow the housings to mount directly to joists and/or other structural members inside of a ceiling or inside of a wall. The housing can include a mounting plate having a motor with attached impeller thereon, wherein the mounting plate with motor and attached impeller and electrical connectors can be removed as a single unit from the housing for accessing and inspecting interior wire connections during inspection and for ease in replacing parts such as burned out motors overtime.

A device for affixing a decking member to a joist includes a jig body positionable atop a pair of spaced-apart decking members positioned atop a joist. The jig body has an angled bore having a bottom end extending through a bottom face of the jig body, the bottom end of the angled bore in communication with the space between the decking members. The angled bore defines a centerline extending through the space to a position on the side of the first structural member. The angled bore is for receiving a fastener drivable therethrough into the first structural member's side face, through the first structural member's bottom face, and into the second structural member's top face.

A deck clip comprises a generally vertically extending leg; and a pair of arms extending from an upper edge of the leg. Each arm is configured for insertion into a slot of a deck board and presents an enlarged lobe. When the deck clip is screwed to a deck joist, the lobes grip the deck boards and hold them tight against the joist. The shape of the lobes increases the gripping force between the lobes and the deck boards as adjacent boards are hammered or otherwise pushed together. The lobes facilitate the gripping of the boards and help maintain the desired gap between adjacent boards for the life of the deck.

A building process that offers better qualities in terms of value, structural integrity, and comfort and energy conservation for industrial, commercial and residential building industries. The present invention starts with a single component which is the vertical composite insulated supporting steel members, then the plates, the beams, the composite insulated wall system, the floor joist system, the temperature regulated roof system and the multiple insulation patterns to create the active thermal force air cavities and inactive cavities. The entire concept of utilizing the invention is that the design of all of the components and parts, the objectives are focused on to facilitate the prefabrication process and conserve energy.

The invention discloses a dry-hanging curtain wall for thermal insulation and decoration and an installation technique thereof, which essentially comprises a 'duplex F' shape installation hanging part; the radial frameworks and the zonal frameworks of the 'duplex F' shape installation hanging part are vertically arranged; a first layer of the radial frameworks with two or more than two layers is level to the zonal frameworks and the radial framework at the last layer is at a certain distance from the tail end of the zonal framework; the width and thickness of the radial frameworks at every layer can be equal or not. Insulation boards can be fixed in a point-typed installation and location method by the installation hanging part, thus overcoming the defects of the prior art, providing an installation technique of the thermal insulation and decoration curtain wall without installing the horizontal and the vertical joist, simplifying the installation procedure, saving the installation raw materials and cost and overcoming the defect that the rain leakage is easy to happen in the splicing seam of the insulation board adopting the traditional method.

An attic deck system for an attic having a plurality of spaced-apart attic joists. The system includes a plurality of deck panels each having a first edge portion defining a first series of alternating projections and recesses, and a second edge portion defining a second series of alternating projections and recesses. The first series of alternating projections and recesses being complementary to the second series of alternating projections and recesses such that the first edge portion of one of the panels interlocks with the second edge portion of another one of the panels. Each of the panels defines a width extending between an outermost periphery of the first edge portion and an outermost periphery of the second edge portion. The width is approximately equal to a distance measured between the outer edges of adjacent attic joists, such that the first and second edge portions of one of the panels are positionable on the respective adjacent attic joists. Each panel includes a downwardly extending tab adapted to abut the inner edge of the joist.

A hanger bar for supporting a recessed light fixture is attachable to ceiling joists or a T--bar grid of a drop down ceiling. First and second bars of the hanger bar slide and telescope. First and second spring clips are detachably coupled to the brackets at the ends of the first and second bars, respectively. Each of the first and second clips has a pair of downwardly extending arms bent inwardly toward one another, a first leg extending from a first arm, a second leg extending from a second arm, and an outwardly-extending foot on the second leg. The spring clips snap on to the T-bar grid. Each bracket includes a nail that is angled away from the hanger bar and downward so that the nail head is below the level of the hanger bar. The angled nails enable easy hammer strikes to attach the hanger bar to ceiling joists without accidental hammer blows to the hanger bar. The bracket may be discrete from the hanger bar but attached via tox clinching or a tab pass-through attachment.

A joist hanger includes a thin, flat base whose back side defines a surface area sufficient to cover a rearwardly-tapered through-hole formed in an interior panel of a modular wall preform. The joist hanger includes at least one anchor member on the back side of the base. Each anchor member extends rearwardly from the base into the through-hole to a depth greater the nominal thickness of the first panel. Each anchor member defines an angled deflecting surface such that, with the joist hanger's base secured to the panel so as to cover the through-hole, and with the anchor members extending into and through the through-hole, wall material poured into the preform will be urged by the deflecting surfaces toward the back side of the joist hanger, into the through-hole and around the anchor members, whereby the presence of voids behind the joist hanger is greatly reduced.

A hidden deck fastener for joining adjacent deck boards and securing the boards to an underlying joist includes a biscuit core having an upper face and a lower face, two supporting leg members attached to the lower face, arranged on opposite sides of a central region of the biscuit core and extending downwardly, a screw well located in the central region, the screw well having a central cavity within the upper face and a controlled flash continuous with the lower face, the controlled flash defining the bottom of the well, a ridge defining a central beam extending through a least a lower portion of the screw well, the central beam extending between the leg members through the central region of the biscuit core, and foot members connected to the lower end of the legs, defined by a living hinge groove at the lower end of the legs.

A tool and parts carrier, capable of supporting a standard tool belt with tools displayed and easily accessible. The invention provides a metal framework consisting of two approximately rectangular sides, joined along the top by a hinge. The hinged sides spread open at the base to form an "A" shaped, self standing structure, utilizing the top of the rectangle as a carrying handle, and folding closed for easier carrying and storage. Each side is covered with a flat sheet spanning the carrier from front to back and from the bottom part way up the side. A horizontal, ridged prong extends along the width and above the flat sides of the carrier onto which a standard tool belt's tool bags may be threaded and hung on the prongs, supported by the sides. A detachable tray or trays attach to the carrier's framework to hold extra parts and tools. The carrier can be transported by hand or is self-standing, or attaches to a variety of objects such as ladders, railings, and joists etc.

A joist hanger used to attach a joist to a support member or header designed to minimize the noise caused by the rubbing of the members of the connection, during loading. The joist hanger includes a seat and a pair of side walls extending upwardly in spaced relationship therefrom to receive the end portion of an joist. The bottom of the joist rests on the seat, and the side faces of the joist extend upwardly therefrom in spaced relationship from the side walls of the hanger. Inwardly projecting guides formed in the side walls of the hanger, hold the joist at selected points, maintaining the spaced relationship between the sides walls of the hanger and the side faces of the joist. The inwardly projecting guides can be formed with embossed portions connected to the side walls of the joist. The joist hanger is also formed with back flanges and top flanges that are relatively narrow compared to the back flanges.

A modular prefabricated deck system which includes a plurality of rectangular flooring modules. Each module may include a plurality of laminations, such as a decorative upper element, and a lower support element for supporting the module upon the underlying joist structure of the deck. Additionally, each module may include interlocking structure for engaging adjacent modules upon installation.

A fire and heat protection wrapping system is described for wrapping structural steel such as steel columns, beams and open web joists used in steel construction of all types of edifices. The protection wrapping system includes a concentric composite laminate structure having a plurality of concentric layers for the protection of structural steel components which are exposed to high temperatures of up to five hours (5 hrs) in duration. The plurality of concentric layers includes an outer first layer, an inner second layer, an inner third layer and an inner core fourth layer for wrapping the structural steel component. The outer first layer is a fiberglass textile having an intumescent coating resistant to heat, water and impact. The inner second layer is a metal foil layer for reflecting heat and eliminates the convection transfer of heat. The inner core third layer is a low conductivity refractory blanket for reducing the transmission of heat. The inner core fourth layer is a metal foil layer for reflecting heat and eliminating the convection transfer of heat.

The present invention is a light steel framed metal joist including an adjustable connector fastened to the joist web that allows one to adjust the length and angle of the joist when attaching to floor and wall systems. The adjustment allows one to install end connectors onto the joists prior to installation while retaining flexibility of orientation during construction. The joist functions in both web bearing and bottom chord bearing configurations. A flat plate distributing member allows one to design a floor system without having to coordinate the positioning of the joist with wall studs. Angle or U shaped members can be fastened to the lower portion of the flat plate distribution member to support joists during construction. The invention further provides a seamless fire stopping system with consideration for acoustic dampening.

Apparatus, systems and methods of 70 (seventy) CFM (cubic feet per minute) ventilation fans for bathrooms with recessed cans for lights with the motor inside and beneath the blower. A housing for the bath fan can be attached to joists in the ceiling by a telescoping brackets. The motor and blower can be removed as a single unit to allow the motor to be easily replaced or repaired, and to allow for the inside to be inspected during and after installation. A decorative ring shaped pan about the light can have vents that receive the incoming air into the fan, which is exhausted by the blower. Sealing members can seal the can to the light, and to the decorative ring shaped pan.

A connection utilizing a joist hanger to hang a substantially horizontal joist or beam from a wood structural support member such as a top plate or header in cooperation with a first plurality of fasteners such as screws and one or more substantially vertical fire-resistant panels such as drywall.

A tubular valve body has an upstream end and a downstream end, and has a central longitudinal axis, and defines a lumen along the axis. Prosthetic leaflets are disposed within the lumen, and are configured to facilitate one-way movement of fluid through the lumen in an upstream-to-downstream direction. The valve body has a cellular structure defined by a plurality of joists connected at nodes, the joists and nodes delimiting cells of the cellular structure. The nodes include minor nodes at which 2-4 joists are connected, and major nodes at which 6-8 joists are connected. The cells of the cellular structure comprise a first circumferential row of first-row cells. Each of the first-row cells is connected to each of its circumferentially-adjacent first-row cells at a respective one of the major nodes, and is longitudinally delimited by two of the minor nodes. Other embodiments are described.

A tough building system and buildings and associated accessories which make such structures more versatile. Support accessories can include a fiber-reinforced polymeric composite support bracket, adapted to be mounted to a top of a foundation wall, and to support an edge of a slab of concrete adjacent the top of the foundation wall, or to support brick fascia, or to support ends of floor joists adjacent an inner surface of said foundation wall. Support accessories can also include a load-bearing, and load distributing support pad, adapted to be used as an interface support/footer between an underlying natural base and an overlying constructed structure. The support pad has a plurality of fiber-reinforced polymeric layers, optionally stacked one on top of the other. The pad has a load bearing capacity of at least 1000 pounds per square foot. The support pad may be a pultruded product.

Various floor and wall constructions are disclosed. One embodiment includes a second vertical wall supported over a first vertical wall. One or more joist rims may be attached to the first vertical wall and pluralities of joists may be attached to the joist rims. Decking material may be supported on the plurality of joists. The second vertical wall may be fabricated from spaced second studs that extend between a top track and a bottom track. The bottom track comprises a web and two upstanding legs. The ends of the second studs serve to define open areas within the bottom track between the respective stud ends. A cementitious material may be applied onto the decking material and into the open areas within the bottom track to form the floor surfaces and barriers within the open areas.

A joist comprised of at least one cold-formed steel elongated chord member; a cold-formed steel web having a plurality of web members and means for securing said web to said chord member. A plurality of joists are generally for use in a support system for a platform or a deck in the construction of floors and roofs. The support system is of particular use in a composite floor and roof systems.

The present disclosure provides a decking system including a receiver and deck plank, wherein the plank removeably connects to receiver for installation. For example, the receiver may provide a snap lock function that secures and automatically spaces the deck planks on the receiver, which is fastened to a deck joist. In addition, the system is designed to conceal fasteners used to attach the system to the deck joist.