Abstract: An outer covering of a building includes anchor bolts configured to extend outwardly from an exterior side of floor support structures of the building, a plurality of anchor plates that adjustably mount to the plurality of anchor bolts, and a plurality of spandrel units that mount to an exterior side of the plurality of anchor plates. Each of the plurality of spandrel units includes a first mounting structure that receives a first outer covering section from above and supports a dead weight and lateral load of the first outer covering section via a corresponding one of the plurality of anchor plates and associated anchor bolts, and a second mounting structure configured to rotationally receive a second outer covering section after dead weight of the second outer covering section is loaded on an adjacent spandrel unit located below that one of the plurality of spandrel units.

Abstract: A building facade system includes framework having shelf members secured to the floor slabs. The top terminal ends of vertical mullions are fastened to the shelf members, thereby hanging the mullions therefrom. Horizontal support members fastened to the mullions support infill panels and are coupled to shelf members which are on the below floor slab. Intermediate support members fastened to the mullions support slab edge cover panels. Posts are fastened to the shelf members and are secured to the floor slabs within troughs formed with embedded channels. The posts are horizontally and vertically adjustably fastenable to the shelf members. The shelf members are thereby also horizontally and vertically adjustable relative to the floor slabs. Terminal edges of the floor slabs can project into mullion cutouts.

Abstract: A method of creating a sculpted decorative ceiling with lighting fixtures in a suspended ceiling grid utilizing ceiling components constructed with structural side elements and a floor, forming a cavity that extends downward three to five inches. Each individual component has a perimeter installation flange enabling it to be installed into a new or existing ceiling grid system cell. The said components esthetic contours and functional structural side elements, as well as the size of the perimeter installation flange create space(s) between installed components, throughout an entire ceiling arrangement of said components or in specific areas of arrangements of said components, for luminesce channel(s) in which may be positioned one or more lighting fixtures, or combinations of lighting fixtures, attached to the room facing surfaces of the cross tee or main runner flanges that comprise the ceiling grid structural assembly.

Abstract: A wall support for a ceiling support grid with grid members is disclosed. Each grid member can have a top with a bulb, a web extending downward from the bulb, and a bottom with a flange extending from the web opposite the bulb. Examples of the wall support may include a bracket having a C-shaped channel with a back, a lower flange at a lower end of the back, and an upper flange at an upper end of the back. In addition, the bracket may include only one tab in the lower flange for each grid member. The only one tab may be configured to engage and retain the flange of a respective grid member. The grid member may rest on the lower flange. The lower flange may have no other features for positive engagement with and retention of the flange of the respective grid member.

Abstract: A composite material for passive radiative cooling including a base layer, and at least one emissive layer located adjacent to a surface of the base layer, wherein the at least one emissive layer is affixed to the surface of the base layer via a binding agent.

Abstract: A shear connector for use with insulated concrete panels. The shear connector comprises an elongated core member that includes a first end and a second end, and a flanged end-piece removably secured to one of the first end or the second end of the core member. At least a portion of the flanged end-piece includes a maximum diameter that is larger than a maximum diameter of the core member. The shear connector is configured to transfer shear forces.

Abstract: A truss structure is suitable for supporting lighting fixtures or other loads both in use and in transport. The truss has at least four elongated chords defining between said chords a first volume generally rectangular in cross-section. In transport, the truss is supported substantially above a surface by castered carriages bearing upon that surface, the carriages connected to said truss and in a first position producing an additional volume between said first volume and said surface. The carriages are attached to the truss so as to permit their rotation between said first position and at least a second position suitable for use while remaining connected to said truss.

Abstract: This disclosure refers to a metallic support for rigging used in building industry systems, comprising a steel bar provided with “C”-shaped metallic supports welded to it, in order to deliver increased mechanical resistance, leading to easier use and decreasing losses causes by damage during use or transportation.

Abstract: A render layer for a building comprises a honeycomb core of nonwoven polypropylene web, and a cementitious material fully filling the cells of the core, wherein (i) the nonwoven web has a porosity of from 5 microns to 600 microns, (ii) the core has a cell size of from 5 mm to 200 mm, (iii) the expansion and contraction across the plane of the core is greater than the expansion and contraction of the cementitious material filling the cells of the core, and (iv) the cementitious material is partly impregnated into the cell walls of the core.

Abstract: Segmental duct coupler devices, systems, and methods are provided herein. A duct coupler device can include a single, discrete body of material for welding to a duct segment. A system, including a duct segment having a duct coupler device welded thereto, is provided. The connection or points of connection between the duct coupler device and the duct segment in the system are devoid of internal and/or external seals. The duct coupler device and system can be cast in concrete. Multiple concrete segments can be assembled together to form a bridge, a roadway, a building, a slab, or any other structure.

Abstract: A roof ventilation system is provided that is configured to be mounted on a profiled paneled roof for venting air from a vent opening in the roof. The roof ventilation system can include a vent part having a plurality of vent passages, a plurality of plies configured to be mounted substantially horizontal to the profiled roof panels and a plurality of cross members extending between each ply, wherein the plies and cross members define the vent passages; and a filter member attached to outer surfaces of the vent part. The filter member can be made from a resilient material, and the filter member may include extensions extending beyond a length of the vent part.

Abstract: A standing seam roof clip system has a clip base with a horizontal portion and a vertical portion extending upwardly therefrom, and a clip tab comprising a return bend having a “U” configuration extending from a lower end of a vertical back surface, and a top portion comprising a hook for engaging with a roof panel. An interlocking element is formed in the vertical portion of the clip base, and has at least one seat with a substantially a “J” configuration which extends upwardly and outwardly from the vertical portion of the clip base and a respective shoulder extending from a top edge of the vertical portion of the clip base in a reverse “U” configuration. A roof panel is joined to the roof clip via the clip tab to form a seam; and the clip tab return bend engages with the clip base shoulder and seat.

Abstract: A gutter bracket assembly comprises a gutter bracket comprising a back portion, an intermediate portion extending frontwardly from the back portion, a first flange extending outwardly from the intermediate portion, and a second flange extending outwardly from the intermediate portion. The gutter bracket assembly further comprises a gutter having a back coupled with the back portion of the gutter bracket, a bottom extending frontwardly from the back, and a front extending upwardly from the bottom, wherein the front comprises a first protrusion and a second protrusion, which form a first and second cavity. The first flange of the gutter bracket engages the second cavity of the gutter and the second flange of the gutter bracket engages the first cavity of the gutter.

Abstract: A customizable waterway to transport storm-water over non-permeable substrate. Affixed to the substrate, it is low-profile and weight-bearing to allow wheelchairs to pass over without interference and without disturbing the apparatus.

Abstract: A splash block of the type that sits on the ground below a gutter downspout and diverts water away from the foundation of the building. The splash block includes, in some embodiments, adjustable legs to ensure the correct pitch for the splash block that will effectively direct water away from the building foundation, along with stakes and a strap to help maintain that pitch throughout the operating life of the block. In some embodiments, the splash block uses a flow control gate for controlling and slowing water flow in order to limit the impact of water on the landscaping as it exits the splash block.

Abstract: A roof ridge and hip ridge vent system for contoured roofs which include a vent slot located through the roof structure. A contoured roofing material forms the roof surface. Vent strips are provided on the roof surface that extend on each side of the vent slot. The vent strip is comprised of synthetic fibers that are randomly aligned into an open web by an air flow and then joined by a phenolic or latex binder to form an air permeable mesh material having a generally uniform thickness, a density of about 0.08 to 0.1 grams per cubic centimeter (1.3 to 1.6 grams per cubic inch), and a crush recovery of at least 80%. A first longitudinally extending groove extends from the bottom surface about 40% to 60% of a height of the vent strip and is located a distance of at least about 1 inch from a downslope side.

Abstract: The present invention relates to a large-sized external awning system which includes a winch provided at an upper story, a rooftop or the ground of a high-rise building, two guide wires spaced apart at a predetermined distance to be provided in parallel, a plurality of raising and lowering rods provided with wire-passing holes through which the guide wires pass such that the raising and lowering rods are raised and lowered along the guide wires, and an awning coupled to the raising and lowering rods and unfolded so as to block the sunlight when the raising and lowering rods are spaced apart from each other.

Abstract: A folding staircase for use in a door opening having a threshold. The folding staircase has a pair of stringers that have an upper end and a lower end that is adapted for contacting a ground surface. The stringers are spanned by at least one tread. A hinge is connected to a floor near the door opening and a threshold plate pivotally connected thereto is movable between a use position and a stowed position. The staircase may be provided with a lifting mechanism that biases the staircase and threshold plate toward their stowed positions. The lifting device provides a variable force that provides more rotational force when the staircase would require a user to bear more of its weight and less force when less of the weight of the staircase would be borne by a user.

Abstract: The present invention relates to a method for applying a wallpaper material onto a surface comprising the steps of providing a liquid suspension comprising cellulosic fibers wherein at least part of said cellulosic fibers comprises microfibrillated cellulose and wherein said liquid suspension has a dry content of at least 10% by weight, applying at least one layer of said liquid suspension onto the surface, drying said liquid suspension layer after it has been applied onto the surface, and thereby forming a dry fiber web layer, wherein said fiber web layer forms said wallpaper material.

Abstract: A wireless electrical power transmission system includes a panel having a recessed area for receiving a wireless power transmitter, such as an electric field resonant transmitter. The panel has a first outer surface and a second outer surface opposite the first outer surface, with a thickness defined between the first and second outer surfaces. The recessed area is formed in the first outer surface, and the recessed area has a depth that is less than the thickness of the panel. Electrical wiring is coupled to the wireless power transmitter and passes through an opening formed in the panel, which opening is accessible from the recessed area, and the electrical wiring is in communication with an electrical power source.

Abstract: A cladding element, for use in a building envelope, comprising a first face, a second face and a plurality of edges. One or more of the plurality of edges includes a mating feature configured to resist moisture passage between cladding elements when the cladding elements are installed on a wall or other structure. The cladding element can include one or more joint features to improve mating between the cladding elements, reduce labor costs, and facilitate moisture drainage from the cladding elements.

Abstract: A cladding element, for use in a building envelope, comprising a first face, a second face and a plurality of edges. One or more of the plurality of edges includes a mating feature configured to resist moisture passage between cladding elements when the cladding elements are installed on a wall or other structure. The cladding element can include one or more joint features to improve mating between the cladding elements, reduce labor costs, and facilitate moisture drainage from the cladding elements.

Abstract: A set of mutually lockable panels comprises a first panel having an edge including a male part and a second panel having an edge including a female part for receiving the male part of the first panel in unlocked condition of the panels. The male part has an outer side which, in locked condition of the panels, is directed to the second panel in a direction substantially parallel to the front face of the first panel, and an opposite inner side which is provided with a locking surface. The female part comprises a locking member, which is pivotable about a pivot axis that extends substantially parallel to the edge of the second panel and an actuator for rotating the locking member from its unlocked condition to a locked condition of the panels.

Abstract: A set of essentially identical floorboards each including a front face and a rear face extending in the horizontal plane, a core, and a surface layer, a mechanical locking system is arranged at least at two opposite edges for connecting a floorboard with an adjacent floorboard in a horizontal and a vertical direction, said mechanical locking system being configured for connecting the floorboard with the adjacent floorboard by vertical folding, wherein one of said opposite edges is provided with a horizontally extending protrusion at an upper edge, and wherein said protrusion is configured to overlap a surface groove at an upper edge of the other of said opposite edges, such that two connected and adjacent floorboards have upper overlapping edges.

Abstract: A method of fabricating a plate for a support pedestal used to support a building surface component above a fixed surface includes forming one or more ribs into a sheet of material adjacent a periphery of the sheet so that the rib extends substantially continuously about a central axis of the sheet that is perpendicular to first and second opposite surfaces of the sheet and creating a series of spacer tabs out of the sheet between the central axis and the rib that are configured to space adjacent building surface components placed over the sheet.

Abstract: Provided is a flooring comprising a multilayer structure comprising successively at least one wear layer, a decorative layer and a sublayer, wherein the decorative layer is in the form of a non-woven textile sheet impregnated with a binder and one of the faces of said non-woven textile sheet comprises a decoration printed with ink. The invention also provides a method for obtaining such flooring.

Abstract: A device for stabilizing a sheet material to a stud member includes two side members that sandwich the stud member and a back member joining the two side members together. One or more protrusions may extend inward from one or both of the side members so that the device is frictionally fit and secured to the stud member. A shelf extends away and outward from the back member so that the sheet material can be placed on the shelf before the sheet member is fastened to the stud member. The device can include an angled portion at the bottom of the back member so that a hammer can apply a force to the angled portion to cause the device to move away from the stud member for removal.

Abstract: An assembly for installation, repair, or maintenance of balcony-mounted displays. The assembly may include a straddling component or frame, an anchoring assembly for selectively fixing one end of the straddling component in a desired location along the balcony, and a person-holding structure suspended from the balcony by another end of the straddling component. The straddling component may include forward vertical supports extending from the person-holding structure, horizontal supports attached to the forward vertical supports, and aftward vertical supports attached to the horizontal supports. Transport wheels may be rotatably attached to the aftward vertical supports, for rollable relocation of the platform relative to the balcony. The anchoring assembly may include both forward and aftward extension pieces attached to the aftward vertical supports and selectively adjusted to cooperatively fix the aftward vertical supports between a balcony wall and a heel-kick surface below the balcony seating.

Abstract: Methods, systems and apparatuses for providing high electrical resistance for an upper control assembly (including control handles) of an aerial lift are provided through an isolation member that is integral to the upper control assembly and interposed between fluid lines in the control assembly and a set of fluid conduits that extend from the control assembly towards other portions of the aerial lift. The isolation member is a dielectric element that comprises a manifold that is made of material that is substantially electrically non-conductive, and that has a plurality of through-holes or hoses configured to allow hydraulic fluid to flow through the isolation member into and out of the fluid lines and conduits. These methods, systems and apparatuses are preferably used in upper control assemblies of aerial platforms that can carry one or more operators in order to prevent such operators from electrocution when controlling the lift.

Abstract: The present invention is a masonry veneer holding form liner, primarily in pattern shapes of mortar joints surrounding an assembly of placed masonry veneers, usually attach by screws or bolts, to the exterior face of a concrete/cementitious grid flow-through forming panel. Masonry veneers are placed into the masonry veneer holding form liner spaces. When concrete/cementitious material is poured into a vertical or horizontal oriented forming cavity the concrete/cementitious material flows through the grid openings of the grid forming panel's grid openings up to the interior face of the masonry veneer and up to the interior side of the masonry veneer holding form liner. After the concrete/cementitious material hardens the mortar joint pattern holding form liner is released from the exterior of the grid form, exposing the face of the masonry veneer and the concrete/cementitious poured material now representing the mortar joint between the masonry veneers.

Abstract: A magnetic fastener and wall covering system include at least one wall panel having a front facing surface, a metallic rear facing surface and a side surface forming any number of different shapes. A plurality of wall fasteners and wall anchors are provided to penetrate and engage a wall. A plurality of magnetic washers are provided having a central aperture for receiving one of the plurality of wall fasteners, and for attracting to the metallic rear surface of the wall panel. The system also includes one or more wall strips having a magnetic top surface and an adhesive back surface.

Abstract: The invention is directed to an integrated, multi-level airport terminal system with a plurality of cells disposed in an adjoining relation to one another. Each of the plurality of cells have a plurality of levels. At least one ramp member is disposed through each of the plurality of cells. The ramp member is disposed through an internal environment of each of the plurality of cells for transiting at least one aircraft through at least one cell of the plurality of cells in a sequential arrangement. Each of the plurality of cells are disposed in the adjoining relation to one another to define at least one row. At least one row is further disposed in a corresponding relation to at least another row. The invention is also related to a method of transiting at least one aircraft arriving in and departing out of the integrated, multi-level airport terminal system.

Abstract: The present invention relates to apparatuses for improving pool skimmers. In some embodiments, the apparatus is a pool skimmer basket system that includes a skimmer basket, a first tube that is attached to the skimmer basket, and a second tube that is adjacent to and rotatable relative to the first tube. The first tube includes a longitudinal slot that feeds water into the skimmer basket. Without being bound by any particular theory, it is believed that the slot increases the velocity of water flowing into the basket and that the system increases the debris-holding capacity and allows one to avoid having to reach through dirty water to remove the skimmer basket.

Abstract: The invention relates to a modular plant (1), in particular a modular industrial plant, comprising a plurality of cuboid-shaped plant modules (20, 40, 40a, 40c), which are arranged in two or more layers stacked one above the other. The modules have a support structure having fastening points (24, 24?, 44, 44?), wherein the fastening points are provided for connecting a module to corresponding fastening points of the adjacent modules of a layer located above and/or below thereof. In the horizontal plane, the modules of a layer are connected to the adjacent modules of the layer located above and/or below thereof in a form-fit manner by means of a connection element (64) having the shape of a double cone or of a double conical frustum.

Abstract: A sliding platform system for moving a vehicle parked on a platform, the sliding platform system including at least one rail and at least one vehicle platform slidably movable upon the at least one rail, a chain drive assembly comprising a chain, motor and sprockets, a chain guide channel positioned adjacent the at least one rail, and at least one latching mechanism mounted to the platform and slidably engaged in the chain guide channel, wherein the chain drive assembly is operably coupled to the latching mechanism and wherein a portion of the chain is positioned in the chain guide channel, wherein the chain guide channel includes at least one detent operable to engage the latching mechanism when the latching mechanism is positioned in alignment with the detent and to disengage the chain from a chain engagement element in the latching mechanism. The chain drive assembly is operable to move one or more platforms along the rail to pre-selected positions.

Abstract: A new seismic isolation bearing assembly is disclosed. The assembly includes a first isolation bearing plate, a second isolation bearing plate, and a moveable bearing element disposed between the first and second isolation bearing plates, each of the first and second isolation plates comprises a solid material and a surface facing the other isolation plate comprising a polymeric material different from the solid material. The polymeric material is effective to enhance the operability of the assembly.

Abstract: A side saddle slingshot drilling rig includes a left and right substructure including a left and right lower box. The side saddle slingshot drilling rig includes a drill rig floor mechanically and pivotably coupled to the left and right lower boxes such that it is pivotably movable from a lowered position to a raised position. The drill rig floor includes a V-door. The V-door is positioned on the V-door side of the drill rig floor. The V-door side of the drill rig floor is oriented to face the right substructure. A mast coupled to the drill rig floor may include an open side, defining a mast V-door side. The mast V-door side may be oriented to face the right substructure. The mast may pivot into its raised position or may be a bootstrap mast.

Abstract: A belt adjustment and fixation hook (1), comprising a body (10), a hook portion (11), a limiting convex portion (12) and a belt installation frame portion (13); the body (10) has a first main surface (101) and a second main surface (102) opposite thereto; the body (10) is provided with a first through hole (103); the limiting convex portion (12) is located in the first through hole (103) and extrudes beyond the first main surface (101) to limit a support rod (2); and the belt installation frame portion (13) is connected to the body (10) to further connect to a belt (3). The belt adjustment and fixation hook (1) fits the support rods (2) having different diameters; in addition, the belt adjustment and fixation hook (1) is convenient to detach and replace the belt (3), thus improving user experiences and reducing costs.

Abstract: A tent mattress assembly for inhibiting water from entering a tent includes a plurality of panels. Each of the panels may be positioned on a support surface. Each of the panels removably engages one another such that the plurality of panels forms a mattress. Thus, the mattress may support a floor of a tent thereby facilitating a user to sleep on the mattress. A bag is provided and each of the panels is selectively stored in the bag.

Abstract: In a cantilevered watercraft canopy, a plurality of vertical supports provides support to a plurality of horizontal supports. First and second main struts are supported by the horizontal supports. First and second pluralities of arch members are affixed at a central attachment point to the first main strut and second main strut, respectively. The outer ends of the first and second pluralities of arch members support outer struts. In the first exemplary embodiment, the inner ends of the first and second pluralities of arch members are affixed to one another, and the main struts are affixed rigidly to the horizontal supports. In the second exemplary embodiment, first and second inner struts are affixed to the inner ends of the first and second pluralities of arch members, and the main struts are affixed rotatably to the horizontal supports. A canopy cover is affixed over the arch members and struts.

Abstract: A system of fence components includes fence posts, fence rails having cavities formed in their ends, and fence rail inserts sized to be positioned within the fence rail cavities. The fence rail inserts and the fence rail cavities include corresponding mating features to allow the fence rail inserts to be positioned and locked within the fence rail cavities. The fence rail inserts also include fastener guides that allow a fastener to pass through to couple the fence rail inserts to the fence posts.

Abstract: A fence system for receiving fence infill therein, wherein fence posts are arranged at selected locations along the fence as a first post and a second post.

Abstract: A fence post for an animal enclosure is disclosed. The fence post comprises; a first member, a second member, a collar; and a fastener. The first member and second member are substantially the same length. The second member has a cross-bore at a proximal end thereof, the collar defines an aperture, and the first member is fixedly attachable to the collar. The second member is configured to be partially received within the collar for alignment of the cross-bore and the aperture, and the second member is fixable relative to the collar by means of the fastener arranged to at least partially pass through said cross-bore and said aperture.

Abstract: A door knob having a handle shaped as a hockey puck. An illumination device, carried in a face of the handle is selectively illuminated by a control circuit carried within the handle. The control circuit may include a motion sensor to detect a movement of the handle or a motion in front of the device and activate the illumination device. A timer may be connected with the control circuit to deactivate the illumination device after passage of a predetermined time. The door knob may also include a sound emitter coupled to the control circuit to make a sound when the illumination device is activated or in the case without illumination to activate when a movement of the handle is detected. The sounds may be selected to correspond to a sports event, holidays, phrases, sayings or slogans.

Abstract: A handle (100), having: an escutcheon (106) having a recessed area (300); a lever (104) pivotally mounted toward the top end of the escutcheon and at least a portion of the lever is disposed within the recessed area when in a lever closed position (102); a first gear (310) operatively connected to a top side (312) of the lever and a portion of the first gear including gear teeth (320) extending through an opening (360) in the escutcheon; a second gear (324) mounted on a back (130) of the escutcheon and having cam teeth (322) that mesh with the gear teeth of the first gear; a cam latch (140) operatively connected to the second gear to rotate when the second gear rotates; and, a lock assembly (146) mounted to a bottom end (202) of the lever.

Abstract: A high security locking system comprising a deviated key and a lock housing. The lock housing may further comprise a face plate with a keyhole for receiving the deviated key and first pin slots disposed within the lock housing. The high security locking system may comprise a lock cylinder disposed within the lock housing and include second pin slots disposed within the lock cylinder. An idler block may be disposed within the lock cylinder and may be rotatable, which may allow the deviated key to align with one or more of the second pin slots in the lock cylinder. Additionally, a stationary block may be disposed within the lock cylinder and the deviated key may rotate around the lock without interfering with the stationary block.

Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.

Abstract: In an interlock system, locking of a second locking mechanism is enabled only when a first key holding part holds a first key and a control device is in a state in which a residual voltage of the control device is not discharged. Application of a power supply voltage to the control device is enabled by switching of a ground switch only when a second key holding part holds a second key. Removal of the second key from the second key holding part is enabled only when the ground switch is in the grounded position and the control device is in a grounded state. Removal of the first key from the first key holding part is enabled only when the control device is in a state in which residual voltage is discharged.

Abstract: A gate assembly including a pivoting gate element secured to a doorway and/or passageway and employing a dual actuator latching mechanism having a simple yet unique locking lever and pawl mechanism for remote and manual latch release freeing the gate to swing to an open position, and automatic re-locking of the latching mechanism. The gate assembly includes a frame element for supporting the pivoting gate element and securing the gate to a doorway and/or passageway as well as latching the gate to a closed position at the frame element.

Abstract: A magnetic lock which requires only a single magnet for operation, yet which is biased into a locking position. A latch is slideably mounted in a slide way defined by a housing with a latch opening at one end. The latch comprises a magnet at its base, and a latch positioner of ferromagnetic material is positioned within the housing alongside the latch. The positioner is longer than the magnet, such that the magnetic field biases the magnet to locate at the center of the length of the latch positioner. The latch itself is sufficiently long that it projects beyond the latch opening of the housing when the magnet is allowed to center. The slide way is open below the magnet a sufficient distance that when a “key” of a ferromagnetic, or optionally magnetic, material, is located near the base of the housing, the magnet and its associated latch are drawn further into the housing a sufficient distance that the latch is drawn out of the way of an associated catch.