Abstract: A storage assembly, such as a drawer assembly, for a storage system having an upright rail includes a frame having a first side edge disposed along a vertical axis. An accessory bracket is mounted to the first side edge at a first location, the accessory bracket including a mounting plate with plurality of hooks extending therefrom and arranged to engage the upright rail. A footer bracket is mounted to the first side edge at a second location spaced below the first location, the footer bracket including a base plate with a pin extending therefrom, the pin arranged to engage the upright rail to support the frame prior to engagement of the hooks with the upright rail during installation.

Abstract: A fast-assembling fixed door installation structure for a shower room includes one aluminum profile against a wall, a guide rail, a fixed door and a guide rail connecting assembly. The aluminum profile against the wall has a cavity, and is provided with a first notch along a height direction at an inner side thereof for mounting the fixed door. The guide rail connecting assembly includes a wall connector and a guide rail connector, which have an integral structure. The guide rail connector is provided on one side of the wall connector. The wall connector is installed within the cavity of the aluminum profile against the wall. The guide rail is provided with an installing groove matching with the profile of the guide rail connector.

Abstract: A frame assembly is disposed within an opening of a structure. The frame assembly includes first and second frame members each defining an interior and having a plurality of walls extending between a first end and a second end. The frame assembly includes a cornerlock extending into each of the first and second frame members. The cornerlock includes first and second body members each having hinge and distal ends and are rotatably coupled together at the hinge ends. The first body member has at least one arm deflectable to bias against and engage the first frame member. Each of the first and second frame members has a mitered end. The first and second frame members abut at the mitered ends in an angular configuration. The cornerlock rotates to correspond with the angular configuration and is entirely disposed within a combination of the interiors of the first and second frame members.

Abstract: A frame joint system including a first frame member and a second frame member. The frame members include laterally opening channels running axially thereof. The frame members are adapted to be rigidly secured together by quick release coupling. Embodiments of the frame joint system include mitered corner, end-to-face, face-to-face and end-to-end joints. The quick release coupling includes at least a first sleeve member and a gripping member. The gripping member is nested within the first sleeve member, and the first sleeve member is nested within the first frame member. The gripping member includes gripping elements that mate with a slot in a box rail element fixedly associated with the second frame member. Activating the gripping elements pulls the two frame members together into a rigid joint.

Abstract: A light-emitting display system has an alignment mechanism to align or angle light-emitting tiles of the display. A first tile connects to a second tile by joining a first clamp portion on the first tile with a second clamp portion on the second tile. In an implementation, the alignment mechanism includes a replaceable angle adjustment insert that is inserted into at least one of the clamp portions, such as the first clamp portion. When the first and second clamp portions are joined, a surface of the second clamp portion presses against the insert and a desired angle between the first and second tile is formed. The insert can have any angle so that any desired angle can be formed between the first and second tiles.

Abstract: A miter coupling and method for using the miter coupling to join a pair of square metal tubes at a desired angle using a welding process. The miter coupling, in a preferred embodiment, comprises a single piece of metal formed into a shape that is adapted to receive the ends of two square metal tubes at a desired angle. The miter coupling is shaped to form a pair of parallel elbow members, where the elbow members are formed into a desired angle, and the elbow members are interconnected by a cross support.

Abstract: A frame the joint connector comprises a first head, a second head and a neck interconnecting the first head and the second head. The first head forms a first shoulder adjacent the neck facing the second head. The second head forms a second shoulder adjacent the neck facing the first head.

Abstract: An assembly (1) between a side member (2) and a rear panel (3), for instance in a piece of furniture, a wardrobe or a kitchen element. The assembly consists of a flange part (3a) of the rear panel (3) inserted sidewards into a locking slot (6a) in the side member (2), the insertion of the flange part (3a) being effected via a longitudinal slot (8) at the access to the locking slot (6). The rear panel (3) is secured to the side member (2) by at least one part (10) of the side member (2) extending into at least one withdrawal slot (20) in the rear panel (3), or by at least a part (21) of the rear panel extending into at least one withdrawal slot (23) in the side member (2). Hereby an assembly is obtained which is not only light of weight, but which is also solid and robust and easy to set up.

Abstract: A frame assembly supports an article. The frame assembly comprises a frame member having a plurality of walls extending between a first end and a second end. The walls define an interior of the frame member. The frame assembly also comprises at least one foldable cornerlock. The foldable cornerlock has first and second body portions movable relative to each other. A method of manufacturing the frame assembly comprises the steps of forming at least one notch in the frame member spaced from the ends of the frame member, inserting the foldable cornerlock into the notch, and bending the frame member about the notch of the frame member.

Abstract: A foldable cornerlock is used in a frame assembly. The frame assembly includes first and second ends. The walls of the frame member define an interior of the frame member and also define at least one notch. The frame member is bendable at the notch to form a corner of the frame member. The foldable cornerlock is disposed in the notch and extends into the interior of the frame member. The foldable cornerlock comprises first and second body portions each configured to mate with the interior of the frame member. The body portions are movable relative to each other for inserting the foldable cornerlock into the notch of the frame member. The foldable cornerlock also comprises a hinge portion coupling the body portions together. The hinge portion defines an axis extending in a longitudinal direction through the hinge portion.

Abstract: Corner joints and methods of forming corner joints are described herein. The corner joints may provide the appearance of a mortise and tenon joint on both the exterior and interior surfaces of the corner joint, but include a mitered connection within the joint. Structures including at least one of the corner joints are also described.

Abstract: A light-emitting display system has an alignment mechanism to align or angle light-emitting tiles of the display. A first tile connects to a second tile by joining a first clamp portion on the first tile with a second clamp portion on the second tile. In an implementation, the alignment mechanism includes a replaceable angle adjustment insert that is inserted into at least one of the clamp portions, such as the first clamp portion. When the first and second clamp portions are joined, a surface of the second clamp portion presses against the insert and a desired angle between the first and second tile is formed. The insert can have any angle so that any desired angle can be formed between the first and second tiles.

Abstract: A pinch roller assembly useable in a document processing system is disclosed. The pinch roller assembly includes a pinch roller housing movable in a direction substantially perpendicular to a path of travel of documents. The pinch roller assembly also includes a pinch roller rotatably mounted to the pinch roller housing and located adjacent to the path of travel of documents, and a biasing member arranged to exert a biasing force on a deflection element. The deflection element directs the biasing force onto the pinch roller housing.

Abstract: Connection plates for constructing buildings are disclosed herein. In one embodiment, a connection plate includes a generally planar insert member and a support member. Insert member has a first side configured for receipt in a slot defined by a structural member and a second side configured for receipt in a slot defined by another structural member. First and second sides collectively define inner and outer edges. Support member is coupled to first and second sides is generally perpendicular to insert member in two directions. Either (1) a portion of inner edge corresponding to first side is angled relative to a portion of inner edge corresponding to second side and support member is coupled to inner edge; or (2) a portion of outer edge corresponding to first side is angled relative to a portion of outer edge corresponding to second side and support member is coupled to outer edge.

Abstract: A unitary molded corner piece, shaped as a right angle V, has a grooved base with slide openings on adjacent sides of the base for receiving and joining together a pair of orthogonally oriented J channel pieces in an assembly. Right angles of the unitary corner piece are spaced apart and defined by spaced vertical walls shaped as an inner and outer angle. Such angles are joined together at the top of the vertical walls by a closed loop. Two orthogonal oriented J channels slide into the corner base while a J channel vertical wall and a J channel top piece slide within the space defined between the vertical walls of the right angle V of the corner piece. A loose free end of the J channel fits within the adjoining loop of the corner piece. Reinforcing ribs in a J channel receiving pocket both frictionally hold a J channel inserted into said corner piece and guide water as a trough.

Abstract: A preferred embodiment of the invention makes it faster and easier to mount fillets into a mat board. In this embodiment, the fillets are pre-joined into a self supporting rectangular assembly before mounting them into the aperture of a mat board. One embodiment of the invention provides a fillet and corner combination that keeps abutted fillets in perfect alignment in all axes and yet allows for slidable movement of each corner leg relative to the length of the each fillet into which a leg is inserted. This creates a flexible expansion joint, thus overcoming the problems with fillets rigidly affixed where they abut. An alternate embodiment of the invention provides a fillet assembly that is injection molded in one piece and that is flexed into locking abutment within an aperture formed in the mat board.

Abstract: A corner for use in connecting flanges of duct sections includes two legs with a tab portion extending from each leg. The tab portion includes a portion that is co-planar with the surface of the corner allowing the corners to stack on each other without nesting. The corner is further configured so it can be utilized with both integral and non-integral flanges. Each leg of the corner has a stepped inner edge which at one portion is wide enough for use with an integral flange and at a distal end is narrow enough to be inserted into a non-integral flange.

Abstract: A corner bracket apparatus for a slidable frame includes a body having first and second arm portions depending therefrom, the first and second arm portions being oriented generally orthogonally relative to each other and adapted for insertion into respective first and second hollow framing members of said slidable frame, the first arm defining an outboard side edge and an inboard side edge generally opposite the outboard side edge and an internal pocket positioned therebewteen. The corner bracket apparatus further includes a lifter member pivotably coupled to the body and generally received in the pocket, the lifter member having a contact portion adapted to bear against a runner along which said slidable frame is adapted to slide, the lifter member being pivotable between an advanced position in which the contact portion is proud of the outboard side edge of the first arm, and a retracted position in which the contact portion is generally shy of the outboard side edge of the first arm.

Abstract: A frame member miter guide or brace has first and second legs configured for insertion and engagement with adjoining frame members at a mitered joint, the miter guide having a stop with stop edges which accurately position intersecting walls of the frame members for precise alignment of the mitered joint. Stop edges of the stop correspond with the correct positions of the frame members, so that the members are held in place for final attachment and installation. Positive engagement of edges of the frame member walls with the stop edges insures highly accurate orientation of the mitered joint. A fracture line for welded installation of the frame members, and a leg profile which minimizes damage in handling and installation is also described.

Abstract: A decorative piece for securing together the mitered edges of two frame sections, comprises a locking plate having two threaded apertures for receiving tightening screws, and a backing plate, whereby tightening of the screws forces the locking plate and backing plate apart to clamp the frame sections together. A cosmetic extension attached to one of the plates is adapted to fit between the mitered edges of the adjacent frame sections. The cosmetic extension includes a top portion and a transverse extension arm which provide an attractive junction for the adjacent frame sections which obscures the mitered joint.

Abstract: A terminal for use with a muntin bar or cross includes a muntin bar and a terminal plug. The muntin bar has an end and an outer surface. The end of the muntin bar includes a hollow space and an inner wall. The terminal plug is adapted to be inserted into the end of the muntin and includes a flange, a plug body and a longitudinal slot. When installed in the muntin, the flange engages the outer surface of the muntin. The plug body is designed to provide a press fit with the inner wall of the muntin by having at least part of the plug body being pressed against the inner wall of the muntin.

Abstract: The present invention relates to a mounting structure which is arranged at two abutting structural panels (1, 2) so that said structural panels are connected with each other, comprising two pairs of clamping plates, with one of said pairs of clamping plates being fixed to one structural panel (1), and the other pair of clamping plates being fixed to the other structural panel (2). The two pairs of clamping plates abut against each other with one of their clamping plates (3, 4), and the two abutting clamping plates (3, 4) are provided with mutually aligned, undercut longitudinal slots (5) which receive a connecting plate (6) connecting the abutting two clamping plates (3, 4) with each other and being fixed to the two clamping plates (3, 4) by means of fasteners (7) which extend through said connecting plate (6). Thus, a mounting structure is provided whose manufacture is relatively easy and cost-efficient.

Abstract: A cornerboard assembly comprises an interlocking, opposite direction joint between cornerboard millwork components. Dual male members extend from the end of one of the respective components, forming an opening between the members. The male members and opening formed between the members have planar outer surfaces. The second component comprises an end with a single male member which is configured to be inserted into the opening of the first component. The male member of the second component and the other surfaces at this end also have planar outer surfaces. The planar outer surfaces of the two cornerboards components are configured to be positioned adjacent to each other, in surface to surface contact. An exterior construction glue or similar adhesive is placed on the planar surfaces to fixedly and permanently secure the components.

Abstract: A furniture article of improved construction includes a furniture frame having a portion that is receptive of a bracket having a configuration that enables attaching a leg thereto in an adjustable way. Each of the legs that attaches to the furniture frame attaches to a single of the brackets. A plurality of the brackets can be attached to the frame. Each of the brackets has a slot that receives a connector (e.g. internally threaded nut), the connector traveling in the slot between inner and outer positions. A user can select the position of a leg relative to the furniture frame by attaching the leg to the nut using a threaded fastener for example, and sliding the nut and leg relative to the bracket and frame until a selected position is reached. Further tightening of the leg relative to the nut and bracket affixes the position of the leg relative to the article of furniture in the desired position.

Abstract: The present invention relates to a mounting structure which is arranged at two abutting structural panels (1, 2) so that said structural panels are connected with each other, comprising two pairs of clamping plates, with one of said pairs of clamping plates being fixed to one structural panel (1), and the other pair of clamping plates being fixed to the other structural panel (2). The two pairs of clamping plates abut against each other with one of their clamping plates (3, 4), and the two abutting clamping plates (3, 4) are provided with mutually aligned, undercut longitudinal slots (5) which receive a connecting plate (6) connecting the abutting two clamping plates (3, 4) with each other, and being fixed to the two clamping plates (3, 4) by means of fasteners (7) which extend through said connecting plate (6). Thus, a mounting structure is provided whose manufacture is relatively easy and cost-efficient.

Abstract: A fastening device includes two side boards attached to each other with an included angle therebetween and two securing members respectively and pivotally mounted to the side boards with a space formed between each securing member and the associated side board for accommodating a panel therebetween. A nut is rotatably fixed to the boards and linearly movable with respect to the boards whereby the nut is engageable with an edge protrusion of each securing member when subject to the linear movement. A bolt threadingly engages the nut. When the bolt is turned, the nut is linearly moved with respect to the side boards and forcibly drives the securing members to rotate with respect to the boards and thus securing the panels between the securing members and the side boards.

Abstract: The invention relates to window framing systems which use corner keys, and which seal against embossed surfaces, particularly for use in garage doors. The corner keys are insertable into hollow portions of extruded window frames and which preliminarily hold the window frame together prior to more permanent fastening within a garage door by a plurality of screws or even via a snap-fit arrangement. The angularity of at least two internal ribs of the corner key into which a fastener impinges thereupon, facilitates tightening engagement of each mitered window frame corner, leading to a superior appearance and preventing moisture from getting inside the window unit by the positioning of a sealing surface which seals on an edge of a door or panel.

Abstract: A mortise and tenon joint system for providing miter joints with increased strength and resistance to expansion. The mortise and tenon joint system includes a board member having a first end and a second end, a tenon extending from the first end of the board member, a plurality of channels extending traversely into an outer sidewall of the tenon, and a mortise extending into the second end of the board member having a form similar to the tenon. The tenon includes a base channel, a first channel, a second channel and an end channel. The channels are preferably parallel to one another and preferably completely surround the tenon in a connected manner. The distance between the base channel and the first channel is preferably greater than the distance between the first channel and the second channel.

Abstract: A unit structure part of scaffold steel pipes are disclosed, including an L-shaped unit structure part 21, a T-shaped unit structure part 31, a normal 3-direction unit structure part 32, a cross-shaped unit structure part 33, a normal 6-direction unit structure part 34, a T-shaped joint member 35, a cross-shaped joint member 42 and/or a normal 4-direction joint member 45, all of which are of a same outer diameter and of a same material with those of a scaffold steel pipe and may be optionally used in combination with scaffold steel pipes 22 and joint members 23 which may be available in the market, thereby to construct a structure of optional shape.

Abstract: A panel structure for a building panel system to cover an exterior wall of a building. The panel structure comprises identical frame members fixed to the back surface of the panel, one along at least two of its edges. The frame members have mounting portions projecting away from the panel, each two opposed hook. The mounting portions of frame members extending along opposed edges of the panel are in longitudinal mirror symmetry to each other, so the panel structure does not have a specific orientation.

Abstract: A corner element includes first and second sections that fit into legs of a framing channel, a first pair of parallel vertical panels on the first section interleave with a second pair of vertical parallel panels on the second section when the sections are rotated on an integral connecting hinge. A side of one of the panels of one section is recessed to receive one of the panels of the other section. One of the panels of one section is designed to receive a fastener that is guided by a through hole in a panel of the other section parallel to the height of panel of the other section.

Abstract: A picture frame comprises mitred metallic frame sections, each of which has a locking channel and a rearwardly facing opening, and a corner piece in each corner of the frame to lock adjacent frame sections together. Each corner piece comprises an L-shaped locking plate and an L-shaped backing plate, with the legs of each plate extending into the locking channels of adjacent frame section. In one embodiment, each locking plate has a single threaded aperture at the junction of the two legs which form the L and a screw extending through the aperture into engagement with the associated backing plate. The screw is accessible through the rearwardly facing opening of adjacent frame sections at their mitred junction. In a second embodiment, a cam positioned at the junction of the legs of the two plates is rotated to force the plates apart.

Abstract: A bow resistant connector for coupling frame components at right angles to each other includes a pair of legs extending from an apex, the legs being disposed at right angles to each other. The lateral side edges of the legs include fingers the outer surfaces of the fingers being formed with barbs for locking the leg to a respective frame member. The fingers are separated from the main body of the legs by slots. A boss is deflected from the body of the leg outwardly to provide a reinforcing rib, the boss being located between and in general alignment with the fingers. A secondary boss or rib member is formed adjacent the lead edge of the leg the secondary boss extending to the opposite side of the leg from the main rib or boss. The secondary boss engages a surface of the frame to provide additional stability to the connection between the connector leg and the frame component.

Abstract: A structure is formed by folding a panel along one or more V-grooves cut in the inside surface of the panel. The verticies formed by the V-groove on the folded panel includes film hinges which are formed by injecting a plastic material in a groove formed on the outside surface of the panel.

Abstract: A spacer frame is disclosed having a polygonal, preferably mainly square frame where the frame surrounds glass panes of a sealed glass window unit by forming an upper and a lower horizontal part, at least two side parts, all of which form at least one linear listing or frame. The frame additionally has corresponding asymmetric corner keys and symmetric corner keys, each having legs. The upper horizontal part of the spacer frame preferably has a design which facilitates installation of a mechanism for a blind or pleated sheet which can be fixed underneath the spacer frame thereby hanging between respective panes of the sealed glass unit. The asymmetric corner-keys are connected with one leg to spacer elements and the other leg to the upper horizontal spacer listing elements which has two profile elements. In connection with the spacer element permanent magnets are located in two identical sets positioned on each side of an inner glass pane of the sealed unit.

Abstract: A frame for a cabinetry door and a facing for a dresser drawer are disclosed which utilize a log construction of sorts, and thus are particularly desirable for use with log homes. Each of the cabinetry door frame and the drawer facing utilize an at least generally convexly-shaped front surface so as to appear to be formed from a log. Further contributing to the log construction appearance of the cabinetry door frame and drawer facing is the use of larger dimensions for the cabinetry door frame and drawer facing. In this regard, the cabinetry door frame and drawer facing each may utilize piece of wood with is continuously arcuate extending between a pair of longitudinally extending sides, which in turn are spaced by a distance of at least about 3 inches.

Abstract: A frame having the appearance of a Hicks frame or moulding is disclosed. The frame comprises four mitred frame elements with grooves cut into the mitred surfaces so that when the frame is assembled, a connector can be inserted into the grooves of adjacent frame elements to hold the frame together. Corner pieces which resemble conventional Hicks type corner pieces hide the junctions between adjacent frame elements. Each corner piece includes a connector which fits into the grooves of two adjacent frame elements to hold the frame together.

Abstract: In a combination of a construction member with a connecting element the construction member is provided with a groove having opposite, inwardly mutually divergent, planar side wall portions. The connecting element, as viewed longitudinally, is formed as a rail section and includes at least two elastic legs cooperating as a pair having a free outer end. The legs are bendable to one another into a compressed condition. In a relaxed, uninstalled state the outer sides of said legs are mutually divergent towards the free outer end, and in an installed state the legs of the pair are received in the groove in the compressed condition such that the outer sides of the legs are mutually divergent towards the free outer end, whereby the outer sides of the legs resiliently engage the planar side wall portions of the groove of the construction member for holding the connecting element in the groove by friction.

Abstract: A frame element for a picture frame includes two interconnectable supporting elements embracing the frame corners, wherein one supporting element includes upper and lower supporting members adapted to receive a frame member; the upper supporting member having a first coupling element thereon; and a decoration element having a second coupling element thereon, wherein the first and second coupling elements cooperate to removably secure the decoration element to the upper supporting element.

Abstract: A corner lock for a mitered corner of a hollow door or window frame includes a pair of braces positioned in the interior of the door or window frame at each corner. The braces are interlocked with one another and extend from an outward part to an inward part of each corner. The first brace is directly attached to interior walls of outward horizontal and vertical parts of a door or window frame. The second brace has an outward end attached to the first brace and an inward end that abuttingly engages the inward corner of the door or window frame. A central screw extends through the first brace and bears against the second brace when advanced. The first brace bends into a convexity and the second brace bends into a concavity when the central screw is advanced. A rigid leg that forms a part of the second brace includes a base that bears against an inward corner when the central screw is advanced so that the mitered corner is strenghthened and locked against movement.

Abstract: A panel used for display purposes comprises a frame having corner members that are molded in identical halves and snapped together. The corner members are provided with T-slots along the outer edges that will receive slidable members. A detent extends into the T-slot to engage the slidable members slid into the T-slot to hold them in position. The corner members include tangs for receiving extrusions for forming edge frames for the panel, with the corner members holding the frame in an assembly. The corner members have receptacles for receiving pins or shanks that can be latched in place with a latch member sliding in the T-slot on at least one of the legs of the respective corner member.

Abstract: A bolted connection for internally connecting two profiles having holes formed on the respective end surfaces and connecting holes formed perpendicular to and opening into the end surface holes to form a closed passage comprises a fastening rod extendable through the closed passage. The fastening rod is provided with a threaded part which is accessible through one of the connecting holes, a substantially cylindrical retaining part with at least one constriction which is accessible through another of the connecting holes, and a middle part separating the threaded and retaining parts. The bolted connection further comprises a clamping jaw having a slot and a stop fittable into the connecting hole for fitting onto the retaining part to prevent rotation of the fastening rod and a fastening nut fittable into the connecting hole for cooperating with the threaded part to secure the profiles together.

Abstract: A clip is provided for the channeling of water flow in assembled vinyl siding trim accessories, the clip having a first end segment which forms a detachable retention fastener, and a second end segment formed for the channeling of water.

Abstract: A coupling device for coupling two or more ducts together includes a number of frames each having four beams secured together for forming a square shape and for securing onto the ducts. The beams each includes a flange extended upward and each includes a panel formed on each of two ends and inclined relative to the beams. A number of fasteners may secure the panels together for allowing the beams to be secured to the duct. A number of blocks may be engaged between the panels for allowing the beams to be secured to the duct of greater size.

Abstract: A frame for pictures and the like is assembled from pieces that are routed to have divergent channels in mutual communication. The divergent paths produce increasing levels of force upon the parallel engagement portions of the fastening peg as it is inserted more deeply into the common recess, and thereby generate increasing levels of compressive force across the joint between the frame pieces.

Abstract: A finishing arrangement for a peripheral flange of a cabinet, the flange being formed by two coplanar flange portions (1), orthogonal to each other and separated by a space (2). A finishing element (3) has a midsection that is fitted in the space (2) and has top and bottom parts that are seated against marginal portions of the upper (7) and lower (8) faces of the flange portions (1). The marginal portions of the upper face (7) of the two orthogonal flange portions (1) are recessed by an amount which is substantially equal, but not greater than, the height of the top part (5) of the finishing element (3).

Abstract: A one-piece frame corner joining apparatus for joining two picture frame members at a predetermined angle to form a frame corner. The frame members are preferably standard aluminum frames having a longitudinal channel for receiving corner hardware. The joining apparatus includes first and second legs disposed at the predetermined angle relative to each other, each leg receivable in a corresponding frame member channel. Each leg includes a top side and a bottom side, a bore, a screw received in the bore, and a tab portion connected to the bottom side of the leg. The tab portion is formed of a strip of the leg that is bent back over the bore and spaced apart from the leg such that the screw, when tightened, deflects the tab downward to frictionally engage the leg with the corresponding frame member channel.

Abstract: A frame for pictures and the like is assembled from pieces that are routed to have divergent channels in mutual communication. The divergent paths produce increasing levels of force upon the parallel engagement portions of the fastening peg as it is inserted more deeply into the common recess, and thereby generate increasing levels of compressive force across the joint between the frame pieces.

Abstract: Quick-assembly picture frames constructed from mitered frame sections (2) have unsightly join lines (6) at their corners. The appearance of such frames is enhanced by fitting a decorative corner unit (8) onto the frame corners which conceals join line (6). The corner unit is secured to the frame e.g. by tightening a grub-screw threaded through a wall (12) of the unit (8) against the rear surface (5) of the frame.

Abstract: A frame assembly for doors, windows and the like includes a fastening element consisting of a longitudinal connecting portion and a transverse clamping portion, a first frame provided with a plurality of locking holes and a second frame provided with two fastening holes. The connecting portion has a side plate extending substantially perpendicular to either lateral side thereof and is provided with a plurality of threaded holes at an upper portion thereof for matching the locking holes. The clamping portion consists of a clamp plate punched and bent from a middle portion of the connecting portion and a grip plate in a relative clamping relationship with the clamp plate; the grip plate being provided with two projecting hook pieces for matching the fastening holes. The connecting portion may be inserted into the first frame so that they may be locked firmly and conveniently by screws.