Abstract: A seismic duty support system for a suspended ceiling at a wall intersection comprising a roll formed sheet metal wall molding, the wall molding having a vertical element and a horizontal element unitary with the vertical element at an upper edge of the vertical element, a plurality of supports regularly spaced along a length of the wall molding, the supports being attached to and extending perpendicularly from the vertical element, each of said supports lying in a vertical plane, each support having a hole distal from the vertical element for cooperating with a tension element connected to the end of an underlying grid runner.

Abstract: In a ceiling grid framework, at least one of a main beam and front and rear cross beams is configured to have a beam module which includes a lighting element therein. Thus, the ceiling grid framework can be used for supporting ceiling panels and for illumination.

Abstract: A clip is provided for connecting either main runners end-to-end, or for connecting cross tees to a main runner. The clip comprises a first vertical portion configured to lie along the vertical web of a T-shaped runner or cross tee that has a central discontinuity to define first and second segments, the discontinuity permitting the clip to fit over a two-way intersection of cross tees with a main runner. Each of the first and second portions includes an elongated slot configured to slidably receive a fastener and an aperture configured to receive a fastener. The clip further comprises a second inverted generally J-shaped portion extending upwardly from the first vertical portion configured to receive the strengthening bulb of a T-shaped member, the second portion including a central discontinuity to permit the clip to fit over a two-way intersection of cross tees with a main runner.

Abstract: According to one aspect of the present disclosure, a load bearing structural assembly includes an outer loop member; an inner loop member spaced apart from and sized smaller than the outer loop member; and a web assembly coupled to and extending between the outer loop member and the inner loop member, the web assembly comprising a plurality of arcuately formed web members.

Abstract: The present invention is directed to accessories which are attached to the support grid members of a grid framework system. The accessories insulate electrified conductors attached to the support grid members from other conductive items located proximate thereto, a management device for cables and wires, and a retention device for fixedly attaching a component to the grid framework system.

Abstract: A single piece sheet metal clip including a trim engaging part and a mounting part extending or extendable from the trim engaging part at a right angle, the trim engaging part having a limited height when the clip is tilted from a vertical portion and a height greater than the limited height when upright whereby the trim engaging part may be inserted between opposed channels on a rear side of a trim strip and upper and lower edges are trapped in a respective channel when rotated from the tilted position to an upright position, the trim engaging part having an integral element resiliently deflected in a channel when the clip is turned upright, said resilient element releasably locking the clip against a reversal of said movement and thereby maintaining the trim engaging part trapped in said channels.

Abstract: Boat cabin construction, which can be built in significantly short time, is low cost and suitable for decorative modifications.

Abstract: A multilayered netlock girder system is disclosed. The system includes a plurality of brace members positioned in a predefined multilayered network pattern, whereby positioning the plurality of brace members in the predefined multilayered network pattern enable the formation of a rigid network between at least two chord members comprising a plurality of insertion provisions for enabling a secured insertion of the plurality of brace members into the at least two chord members, a plurality of structural interlocks formed as a result of predefined multilayered network pattern configured for a secured interlocking of the plurality of brace members together at the plurality of interlockable junctions.

Abstract: A seismic bracket for supporting ends of suspended ceiling grid runners from a wall comprising a stamped sheet metal body, the body having a horizontally extending portion and a vertically extending portion, the vertically extending portion, in its installed position, rising above the top of a standard grid runner a distance at least 1½ times the height of such standard grid runner, the vertically extending portion having two sections generally coextensive in the vertical direction, a first section being integral with the horizontally extending portion and a second section arranged to be in a vertical plane that intersects a vertical plane occupied by the horizontally extending portion, the horizontally extending portion being arranged to support a grid runner to move longitudinally a limited distance, the second section of the vertically extending portion having an aperture for securing the bracket to the wall at a location substantially above the grid tee.

Abstract: A splice plate for joining and aligning extruded trim strips used in suspended ceiling islands and fascias of the type having a pair of opposed flanged channels on its rear face, the splice plate having upper and lower flanges proportioned to slide into the pair of channels and a pair of clamping elements, each of the clamping elements being disposed in a rearwardly horizontally spaced relation to a respective one of said splice plate flanges, a machine screw associated with each clamping element and arranged when turned to draw the respective clamping element forcibly towards an associated plate flange to thereby clamp an intervening portion of a trim channel flange, said plate being sufficiently long to span between a pair of end abutted trim strips.

Abstract: A clip having a first leg for attaching to a trim strip and a second leg for attaching to a grid runner, the first leg having a backer plate attached with a screw through a slot, a head of the screw on a side of the first leg facing the second leg, the backer plate on the other side of the first leg, an upper edge of the first leg in a downwardly facing groove on a backside of the trim strip, the backer plate fitting between a depending free edge of the upper groove and an upstanding edge of a lower upwardly facing groove when the screw is up in the slot, and being received in the lower groove when the screw is down in the slot and clamping between the upstanding edge and a rear face of the trim strip when the screw is tightened.

Abstract: A beam-column connection structure is formed, after installing a continued beam member to a predetermined position, by connecting and fixing lateral beam members, to side faces of an end portion of the continued beam member using a drift pin while connection grooves are fitted to side face connection metal fittings which are attached to the end portion, connecting an extension beam member to the end portion of the continued beam member using a drift pin while a connection groove formed at an end face of the extension beam member is fitted to the end face connection metal fitting, and connecting and fixing column members, to the upper face and lower face of the end portion of the continued beam member using a drift pin while fitting holes, formed at end faces of the column members, are fitted to the top end side portions of column connection pole-like fittings.

Abstract: A clip for a suspended ceiling grid to join a pair of grid runners intersecting a third grid runner from opposite sides of the third grid runner, the clip being bendable sheet metal symmetrical about a vertical plane, having a saddle portion with a seat and generally planar flaps depending from opposite sides of the seat, including a pair of generally planar wings each cantilevered from a respective one of the flaps; the seat width corresponding to a hollow reinforcing bulb of a grid runner, the flaps extend over the sides of the reinforcing bulb and web of the third grid runner, a flap and wing joined at a vertical bend line, weaker than each adjacent area of the flap and wing whereby the wing can be manually bent to a desired angle relative to the flap.

Abstract: Mounting systems for mounting solar panels to a surface are disclosed and can include panel clamp assemblies and rail clamp assemblies. Panel clamp assemblies can comprise a panel clamp having a base and arms extending from edges of the base, the base having an aperture, a rail clamp having a central portion with an aperture and two flexible tabs extending from the central portion on opposing sides of the aperture and a fastener threaded through the apertures such that that flexible tabs contact a head of the fastener and the arms extend in an opposite direction from the flexible tabs. Rail clamp assemblies can comprise a base member having a bottom and two side walls, the bottom having at least one aperture and each side wall having an elongated aperture, two clamping members and a fastener, wherein the side walls of the base member are positioned such that the opening is of sufficient size to receive the rail.

Abstract: Suspended ceiling grid runners include a flange extending laterally to both sides, the flange forming a three dimensional face including sides visible from below a plane of the grid, opposed cross runners intersecting through runners with their ends joined by mutually interlocking end connectors extending through a slot in the through runner, the cross runner ends including end edges configured to abut a respective side of the flange of the through runner, a connector when connected to an opposite connector causes the associated end edges to resiliently locally deflect the abutted flange side to substantially eliminate any gap therebetween.

Abstract: A joint arrangement for composite-material structural members in components including a skin and a plurality of structural members, applicable to pairs of first and second intersecting structural members, such as a beam and a frame in an aircraft fuselage, both members having a configuration which includes webs, inner flanges and outer flanges, in which, in the zone of intersection between said members, the laminations of one or both flanges of the first member include transverse flaps which are joined to one or both flanges of the ends of the segments of the second member which are separated at the intersection, acting as means for transmission of loads between them.

Abstract: A fastening device for curtain wall units includes a first clamping plate, a second clamping plate fixed to the first clamping plate and spaced apart from the first clamping plate, a first support plate positioned between the first clamping plate and the second clamping plate, and a second support plate hinged to the first support plate and configured to support the curtain wall units.

Abstract: A multilayered netlock girder system is disclosed. The system includes a plurality of brace members positioned in a predefined multilayered network pattern, whereby positioning the plurality of brace members in the predefined multilayered network pattern enable to form a rigid network between at least two chord members comprising a plurality of insertion provisions for enabling a secured insertion of the plurality of brace members into the at least two chord members, a plurality of structural interlocks formed as a result of predefined multilayered network pattern configured for a secured interlocking of the plurality of brace members together at the plurality of interlockable junctions.

Abstract: A connecting device for curtain wall units is disclosed. The connecting device comprises: a claw arm having a horizontal arm for carrying the curtain wall units; a plurality of clamping plates, each two clamping plates fixed on the horizontal arm to clamp the curtain wall units; and a claw base connected to the claw arm and a supporting structure of the curtain wall units. The weight of curtain wall is supported by the claw arm of the connecting device, and point-supported type clamping of the curtain wall is realized by the clamping plates on the end of the claw arm, which enables the stability and security of the structure of curtain wall. The claw arm is hidden in the space between the curtain walls, and thus the whole appearance of curtain wall is beautified. Furthermore, it is unnecessary to provide through holes on the glass wall units.

Abstract: A suspended ceiling assembly preferably formed of wood or wood-like material for aesthetic purposes. A ceiling panel grid is formed of ceiling panel support members that include runners and cross members arranged in intersecting relationship forming cells that support ceiling tiles. A plurality of parallel runners are installed between opposed room walls. Cross members are installed in perpendicular relationship to the runners and are intersected by the runners. The runners extend from wall to wall. The cross members extend between one runner and the next. The support members have a cross-sectional shape of an inverted “T” to provide a seat for a ceiling tile. A unique unibody connector at the intersection of the cross members and runners secures the cross members to the runners.

Abstract: Method and apparatus for making a contoured muntin bar assembly or grid. A tubular muntin bar grid has a first muntin bar formed from an elongated tube having ends that engage a window spacer frame and include side walls that have relatively narrow top and bottom planar walls and relatively wider side planar walls. The top and bottom planar walls defining one or more slots that define intersecting muntin bar positions. One or more intersecting muntin bars formed from elongated tubes have ends that engages the first elongated muntin bar in a region of a slot. The grid includes one or more joiner clips for positioning the one or more intersecting muntin bars in relation to said first muntin bar.

Abstract: A seismic clip for suspended ceiling grid tees that offers high strength, rigidity, versatility and ease of assembly while improving the ability of a clip to self-align with a grid tee. The clip includes a lanced tab that serves to establish and maintain alignment of the clip body and the tee to which it is assembled whereby a tendency of a clip to be tilted upwardly relative to the tee is eliminated or greatly reduced. The alignment tab serves to initially align the clip and tee either when it is assembled by snapping it over the tee or by sliding the tee endwise into the clip. The tab is configured so that it does not unduly add to the assembly force level when the clip is snapped over the tee or when the tee and clip are slipped endwise together.

Abstract: A prefabricated building component, e.g. for incorporation in a wall, a floor, a roof or another building component, comprises a frame formed by lengths of lumber with heat insulating foam material provided in spaces between the lumber so as to form a heating insulating barrier. To reinforce the frame against racking forces, a reinforcement sheet of fiber reinforced composite material is provided on the barrier and the lumber at least one side of the frame.

Abstract: A clip for attaching the end of a grid tee to a wall angle. The clip, in various forms, is arranged to frictionally lock between the hem of the horizontal leg of the wall angle and the vertical leg. The clip, typically, has a pair of opposed open hems forming channels in which the flange of the tee end is received to join the tee to the clip. The clip can be elongated horizontally to accommodate movement of the grid during seismic activity. The clip can be used to trim the edges of a ceiling island and can be made to accommodate angular intersections of the grid with a wall or island edge.

Abstract: A splice plate for stringers designed to connect two adjacent stringers at least three independent pieces, a connection rod being designed to be fixed by two opposite extremities to two adjacent stringers, and at least two connecting plates, each connecting plate being designed to be fixedly joined to a first extremity of one of the two stringers, and by a second extremity of a cross bar disposed between the two stringers. The disclosed embodiment also relate to a device for orbital fixation including at least one stringer splice plate splice bar.

Abstract: A device 60 for fixing together first and second side-by-side beams of a kind having first and second spaced apart flanges connected by a web. The device 60 comprises a member 62 having first and second opposing ends 64, 66 and is configured to extend from a first flange to a second flange of the beams. The device further comprises at least one portion 68, 70 extending laterally of each of said first and second opposing ends with the at least one portion at the first opposing end being configured to be fixed to an outer surface of the first flange of the first beam and the at least one portion at the second opposing end being configured to be fixed to an outer surface of the second flange of the second beam.

Abstract: In a suspended ceiling for earthquake prone locations, a line of seismic main beam connections of the invention between main beams separates the ceiling into segments that move independently of each other during a quake, to limit a build-up in ceiling momentum. A slotted fishplate in the connection is set to keep the beam ends stable about a gap before a quake, and slidably connected about the gap during a quake.

Abstract: A support peg for a reinforcing bar is formed from sheet metal bent to define two plates each extending from a bend line outwardly to a side edge of the body. The plates combine to form a peg portion along the bend line which can be hammered into the ground with a bottom point and a coterminous top hammering edge. One or both of the plates has a side portion standing outwardly from a side edge of the plate portion thereof and defining a bottom shoulder of the side portion facing downwardly for engaging the ground and acting as a depth gauge when the peg is driven into the ground. One or both of the side portions has a receptacle at the top or side edge for receiving a reinforcing bar and for supporting the reinforcing bar on the side portion at a position spaced from the ground.

Abstract: A clip for attaching the end of a grid tee to a wall angle. The clip, in various forms, is arranged to frictionally lock between the hem of the horizontal leg of the wall angle and the vertical leg. The clip, typically, has a pair of opposed open hems forming channels in which the flange of the tee end is received to join the tee to the clip. The clip can be elongated horizontally to accommodate movement of the grid during seismic activity. The clip can be used to trim the edges of a ceiling island and can be made to accommodate angular intersections of the grid with a wall or island edge.

Abstract: A ceiling system having a primary grid network which includes a plurality of grid members that are in generally perpendicular relation and form points of intersection. The ceiling system includes one or more joint clips, each of which is attached to the grid network at a point of intersection. Each joint clip partitions the primary grid network into smaller networks, which move independently of one another. At the same time, the appearance of an overall primary grid network is preserved.

Abstract: A straight rollformed beam made for use in a suspended horizontal drywall ceiling is modified so that it can be used in a drywall ceiling underhang known as a drywall ceiling soffit. The beam is made with repetitive configurations along the length of the beam that are selectively cut, in the field, so that the beam can be bent to, and then fixed at, a desired angle. Drywall panels are secured to a plurality of such beams that form a framework for the soffit.

Abstract: Joint clips of the invention are used in grids for suspended ceilings, at selected intersections, to create separate areas of ceiling that move independently of one another during an earthquake, to prevent a buildup of momentum in the entire ceiling. In one embodiment disclosed herein, the clips extend laterally of a selected main beam, and are formed of a pair of loosely connected identical segments that are slidably secured to a selected main beam by a cut-out in the segments. The clip extends laterally across a selected main beam and slidably receives the end of a cross beam in a pocket of the clip that extends laterally on each side of the selected main beam.

Abstract: A stud spacer for use in a wall structure. The stud spacer includes a pair of opposed projections. The respective projections of the stud spacer interconnect with similar projections from adjacent stud spacers to form an interconnected series of stud spacers that extend through the studs that comprise the wall structure. When connected, each projection extends through an opening in an adjacent projection and a locking surface or locking tab associated with one projection seats in or against a stop or seat formed in the other projection.

Abstract: A horizontally extending suspended ceiling segment that appears to float in space. Support hangers in an upper tier connect to a grid that forms a lower tier, and cantilever the outward ends of the beams in the lower tier. A perimeter trim strip surrounds the suspended ceiling segment, on the outward ends of the beams in the grid. The support hangers, and hanger wires that support the suspended ceiling segment, are hidden behind the line of sight of a viewer positioned below the segment.

Abstract: A perimeter clip is made of a single piece of sheet metal and includes first and second legs that are bent at approximately 90 degrees with respect to each other. The first leg is for engaging the vertical leg of a wall angle. The second leg is adapted to receive the head or bulb of the runner. The first leg includes an upper portion and a lower portion. The upper portion of the first leg forms a back plate that is displaced from the plane of the lower portion, with a generally horizontal ledge connecting the upper portion to the lower portion. The first leg has a tongue or tab that is displaced from the plane of the remainder of the lower portion so that, when in place, the vertical leg of the wall angle is held between the tongue and the remainder of the lower portion. The upper portion of the second leg comprises an inverted, generally U-shaped member, the open end of which forms a trough that supports the lower surface of the bulb of the runner.

Abstract: In an array of parallel cross bars, each cross bar has a crenellated edge with alternating recesses and projections. A first locking opening extends through the length of the each cross bar, at least partly within the projections. A number of bearing bars each include second locking openings spaced along the length of the bearing bar. The bearing bars are assembled with the cross bars with the bearing bars nested in the recesses in the cross bars. The first and second locking openings are in alignment. A locking member is received in the aligned locking openings to interlock the bearing bars and cross bars in a rigid, strong, durable and attractive grille structure.

Abstract: A suspended ceiling grid system has parallel main runners and perpendicular cross members which are formed of pultruded fiber-reinforced plastic. The main runners have vertical webs with regularly spaced vertical slots. The cross members are connected to each other and to the main runners by resilient extruded PVC cross connectors which pass through the main runner web slots and resiliently engage the ends of the cross members. The cross connectors have a horizontal element which is received within horizontal slots in the ends of the cross members, and two vertical elements which engage the cross member webs therebetween. The main runners are supported by overhead hanger wires. Ceiling tiles are received on horizontal flanges of the connected main runners and cross members. The connectors may be attached without tools for convenient assembly of the system.

Abstract: It is composed of a framework made up entirely of pieces of recycled plastic that basically comprises bearers (1-2), distributed in several sectors along the whole length of the greenhouse and made up of sections (3-4) that are fitted to one another by means of linear connectors (5) which engage on lugs (12-16) and which are in turn joined by means of cross connectors (8) that engage on lugs (17) provided on horizontal sections (6) making up horizontal cross members (7) which brace the framework forming the roof, side walls, front wall and rear wall of the greenhouse. It includes inner spacer clips (23) and intermediate spacer clips (30) that engage on rods (27-27?-27?) securing inner plastic laminar layers (28-28?-28?), between which air chambers are formed that act as thermal insulation for the greenhouse.

Abstract: The present invention discloses a connector for easily connecting tubular muntin bars. This connector can be slipped into an opening of one muntin bar so that both ends will be anchored in the interior of that muntin bar. Then, by moving in one direction, the lever can be slipped into the interior of another muntin bar, and, by moving in an opposite direction the protrusion can be slipped into the interior of the other muntin bar. With the connector such placed, slight pressure on the muntin bars will lock the lever, so that the connector firmly connects the muntin bars.

Abstract: A perimeter clip attached to a wall molding that supports a beam in a suspended ceiling intended to survive seismic disturbances. The clip is capable, during an earthquake, of permitting an end of a beam at one end of a connected line of beams, in a grid, to slide while being supported in the clip, or, in the alternative, to secure an end of a beam to the wall molding.

Abstract: A support frame for a suspended ceiling assembly comprises a grid pattern having a plurality of main beams with opposing sides and an upper face and a plurality of cross beams with an upper face and opposed ends joined to an opposing side of the main beam; at least one of the upper faces of the main and cross beams having a guiding member; and at least one anchoring member mounted to the guiding member and displaceable therealong, the at least one anchoring member being adapted to mount the grid pattern to a ceiling.

Abstract: A method for making knots (4) of retaining nets (1), such as rock and avalanche fences, wherein a knot (4) consists of a first and a second rope (2,3) crossing over each other and a junction binding said ropes (6), comprises the steps of placing a first and a second U element (7,8) astride said first rope (2) and adjacent to said second rope (3) on opposite sides thereof, linking the ends (7d,7e) of the first U element (7) to the ends (8d,8e) of the second U element (8) by means of bridge elements (9d,9e) overlying said second rope (3), and clamping said second bridge elements (9d, 9e) on said second rope (3). With such a method a very strong and simple knot (4) can be speedily obtained.

Abstract: A structural brace apparatus and method provides support between a primary building component and a secondary building component, the primary building component having X and Y axis deflections relative to the secondary building component. The brace includes a first support arm having a longitudinal axis, the first arm extending from and adapted to be secured to the primary building component, the first arm longitudinal axis being positioned at an intermediate angle between the primary building component X and Y axis deflections. The brace also includes a second support arm extending from and adapted to be secured to the secondary building component, the second arm has a slidable engagement with the first arm for reciprocative movement substantially parallel to the first arm longitudinal axis, wherein the brace is operative to reduce transmission of the X and Y axis deflections from the primary building component to the secondary building component.

Abstract: A connector for holding an internal muntin assembly away from a perimeter spacer of an insulating glass assembly until the assembler is ready to affix the muntin bar to the perimeter bar using an attachment device. The connector includes a positioning tab for holding the muntin bar away from the perimeter spacer to allow positioning of the muntin bar assembly until the positioning tab is moved relative to a baseplate so that the attachment device, such as thick double stick tape, is pressed to the perimeter spacer.

Abstract: A solid shear panel for supporting a structure having an upper edge, a lower edge and two side edges. The upper edge is secured to a horizontal double plate mounted beneath a beam underneath a floor surface of a structure, while the lower edge rests on a sill plate above ground level. The shear panel contains a plurality of vertically extending support posts having the same length. Sawn lumber, laminated wood, engineered wood, a metal such as steel or another suitable construction material can be utilized to form the support posts. Two steel plates press against the side edges of the shear panel and thereby compact the support posts together into a solid grouping of posts. A plurality of horizontally extending connecting bolts hold the posts together near the upper and lower edges of the shear panel.

Abstract: A muntin bar assembly for a window or door including a peripheral frame; a continuous surface contained within the frame; at least one continuous muntin bar and at least two discontinuous muntin bars on at least one side of the surface. The continuous muntin bar and discontinuous muntin bars both contain a continuous recessed portion on their underside and are connected together using an intersection clip having a spring-type arrangement which forms an intersection of the bars. The intersection clip has a raised central section that fits within the recessed portion of the continuous muntin bar; and further has two extensions positioned at opposite sides from the central portion which permit engagement of the discontinuous muntin bars to form the muntin assembly. An end clip is also included for attachment and alignment of the inner and outer assembly muntin bar ends and has a U-shape that fits over the edges of the surface for aligning and attaching the inner and outer assembly muntin bars.

Abstract: A wall structure adapted to be fabricated in sections or modules and comprises an upper member, a lower member, a plurality of studs interconnected between the upper and lower members with respective studs including openings therein, and at least one diagonal brace member or strap extending diagonally across the wall structure. In one embodiment the strap is extended to opposed corner areas where opposed end portions of the strap are fastened to a portion of the upper or lower member and to a portion of an adjacent column or stud.

Abstract: A frame connection structure for use in connecting tubular or open channel elements one to another includes two or more inserts configured for respective insertion within the elements to be interconnected. Each of the inserts defines one or more channels therein, each channel being configured to be aligned with a respective aperture defined within the tubular/open channel element in which it is to be retained. A connection member is positioned within each aperture and its aligned respective insert channel. A portion of the tubular/open channel member proximate the aperture is displaced into the channel of the insert member whereby the that portion of the tubular/open channel member is disposed intermediate the sidewall of the channel and the connection member. The two inserts are configured to be connectable one to another.

Abstract: A cage spacer for spacing reinforcing rods or welded fabric a specified distance from mold walls for poring concrete during construction projects. The cage spacer comprises two intersection bodies oriented perpendicular to each other and preferable with one body having a base higher than the other. A pair of pads on opposite ends of a first body base for stabilizing the body on the rebar. A pair of rebar engaging clips on opposite ends of the second body base for snapping onto and gripping a perpendicularly intersecting rebar such that the rebar is held securely in the clips. The cage spacer attaches over the intersection of a pair of rebars. At least one apex of the bodies engages a mold wall to keep the mold wall a specified distance from the rebars while concrete is being poured in the mold.

Abstract: A safety unit (11) in the form of a network or mesh for location across an opening to receive and restrain an object falling into the opening. The network or mesh is a trellis (12) comprising: a first array (13) of parallel rigid members (13A); a second array (14) of parallel rigid members (14A); and pivoting mechanism whereby each member (13A) of the first array (13) is pivotably attached to at least some of the members (14A) of the second array (14) so that the first and second array can be pivoted relative to one another between a first housed, configuration wherein the difference between the width (W′) of the trellis (12) and the length (L′) of the trellis (12) tends to a maximum; and a second, opened, configuration wherein the difference between the width (W) of the trellis (12) and the length (L) of the trellis (12) tends to a minimum.