Abstract: A storage system includes a shell having a plurality of walls and a plurality of rails. The plurality of walls are coupled to one another to form a storage chamber therebetween and to define a plurality of intersection edges. Each of the plurality of intersection edges is formed at a corresponding boundary of two adjacent ones of the plurality of walls. The plurality of rails each extend outwardly from a corresponding one of the plurality of intersection edges with an angled orientation relative to each of the two adjacent ones of the plurality of walls. A cross-sectional thickness of each of the plurality of rails increases as each of the plurality of rails extends away from one of the plurality of intersection edges. Related storage and organization systems, pillows, accessories and methods are also disclosed and provide additional advantages.

Abstract: An inventory storage system may include a frame defining a plurality of storage levels and a first exterior sleeve supported by one of the storage levels. The first exterior sleeve may include a bottom wall, a first sidewall, a second sidewall, and a top wall. The inventory storage system may further include a first interior sleeve having an opening and disposed within the first exterior sleeve such that the first interior sleeve abuts at least one of the bottom wall, the first sidewall, the second sidewall, and the top wall. The inventory storage system may also include a second interior sleeve disposed within the first exterior sleeve, the first interior sleeve abutting the first interior sleeve and at least one of the bottom wall, the first sidewall, the second sidewall, and the top wall.

Abstract: A device provides for displaying and dispensing retail articles. The device includes a plurality of product support modules that are detachably coupled to one another. Each support module includes a bottom mating portion and a top mating portion, each of which may be operatively coupled to a top mating portion and a bottom mating portion of another support module, respectively. Each support module also include sidewalls that may be operatively coupled to sidewalls of another support module. All of the product support modules of the present invention have a substantially similar profile.

Abstract: A stackable modular personal computer structure comprises a lowermost frameworks, a plurality of intermediate frameworks, an uppermost framework and an upper cover; the frameworks and the upper cover stacked with each other in a sequence; all the frameworks have the first internal engaging structure inside the tops thereof respectively, the intermediate frameworks, the uppermost framework and the upper cover each have the second internal engaging structure inside the bottoms thereof respectively; the bottoms of each of the intermediate and the uppermost frameworks has a hole especially for electric wires to pass through to enable the modular personal computer so that a consistent outlook for the computer structure can be obtained.

Abstract: A cart suitable for supporting a grill, including a firebox. The cart has four panels each of which has all four of its edges bent to form a flange that provides structural rigidity and a connection feature for facilitating the assembly of the cart. Two opposing side panels are carried by and preferably welded to a respective side frame. The side frames are joined by upper crossbars, one at the front of the cart and a second at the rear of the cart. A bottom panel fits into and is carried by troughs formed by upturned lips on the lower edges of the side panels. The structural integrity and racking strength of the cart is enhanced by the attachment of a rear panels, which has a lower lip that locks into engagement with the rear edge of the bottom panel. The top edge of the rear panel is fastened to the rear upper crossbar to complete the basic structure of the cart. Hooks welded to the side frames allow easy and secure attachment of side and front attachments to the cart.

Abstract: A mobile computer security cart that includes a cabinet, a platform and an upright, The cabinet includes at least one shelf. The platform is coupled to the cabinet and has a top surface including an uncovered substantially planar surface. The upright is coupled to the platform and is configured to accommodate at least one display. The cart has an assembled configuration in which the platform rests on the top of the cabinet and the upright is coupled to the platform. The cart has a disassembled configuration wherein the upright is positioned adjacent to the front, rear or sides of the cabinet while the platform is positioned adjacent to the top or bottom of the cabinet.

Abstract: A multi-drawer file cabinet having an upper cabinet that may be stacked on top of a lower file cabinet is provided. The lower cabinet includes a top surface having a peripheral edge with a first perimeter. The upper cabinet includes a base with a sidewall. The sidewall has a peripheral edge with a second perimeter. The second perimeter is larger than the first perimeter so that the sidewall fits around the peripheral edge of the top surface of the first cabinet. The cabinets include an extendable drawer assembly having a pair of slide members slidably positioned between a pair of outer tracks formed in a casing and tracks formed in a drawer frame. Furthermore, a locking assembly is associated with a recess in the casing and a ledge of a drawer head to allow the drawer assembly to remain in a locked position even if the cabinet sustains fire damage.

Abstract: A stacked cabinet structure for vertical stacking of a lower cabinet with a top wall and an upper cabinet with a bottom wall in which a spacer member is provided intermediate the top wall of the lower cabinet and the bottom wall of the upper cabinet with the spacer member supported by the top wall of the lower cabinet and supporting the bottom wall of the upper cabinet forming a horizontally extending raceway vertically between the top wall of the lower cabinet and the bottom wall of the upper cabinet for passage of utility wiring. The raceway preferably is open at least at a front access opening preferably with uninterrupted access provided to the raceway inwardly from the front access opening through the entire width of each cabinet from a first side to a second side.

Abstract: A system for supporting a bond jig comprises a plurality of planar panels including at least one mounting hole for fasteners in each panel, wherein a first panel is arranged in a non-orthogonal position to a second panel. The system further comprises a coupling element for coupling panels, comprising a first and second planar portion, a hinge element connecting the first and second planar portion, wherein the first planar portion and the second planar portion rotate around the hinge element to form an angle, and at least one mounting hole for fasteners in the first and second planar portion. The system further comprises at least one fastener for fastening the first planar portion to the first panel via a mounting hole in the first planar portion and a mounting hole in the first panel and at least one fastener for fastening the second planar portion to the second panel via the mounting hole in the second planar portion and the mounting hole in the second panel.

Abstract: A sectional cabinet is assembled from a bottom, a top, a rear wall, a left, and a right wall. The bottom wall is provided on an upper side along rear, left, and right sides with a groove each for the lower sides of the rear, left, and right walls to insert therein, and the top wall is provided on a lower side along rear, left, and right sides with a groove each for the upper sides of the rear, left, and right walls to insert therein. Locating dowels are extended into dowel holes provided on the rear, left, and right sides of the bottom and top walls, as well as through holes provided on lower and upper sides of the rear, left, and right walls, so as to secure the rear, left, and right walls to the bottom and top walls. No tools are needed in assembling the sectional cabinet.

Abstract: An organizer having a top panel and a bottom panel with side panels and a rear panel attached between the top panel and the bottom panel. At least one partition panel attaches to the side panels and rear panel so that the side panels, rear panel, top panel, bottom panel, and at least one partition panel define compartments within the organizer. Each compartment corresponds with an opening, wherein the bottom panel serves as a bottom wall for one compartment and wherein the at least one partition panel serves as a bottom wall for another compartment. At least one access panel moveably attaches to a front edge of at least one compartment and bottom wall. The access panel corresponds to a compartment and the opening for that compartment, the opening being located above the bottom wall to which the access panel is attached. The access panel is sized and shaped to pivot in a downward direction to an open position in which the corresponding opening of the corresponding compartment is open.

Abstract: Attachments to affix panel covers, with snap together latches and/or catches to elements such as rods or panels and thereby attaching the rods and/or panels to each other to form structures.

Abstract: The present application is directed to a joint device for assembled furniture and a foldable cabinet using the joint device. The joint device for assembled furniture includes a sheath and a bolt. The sheath includes an outer flank adapted to be tightly fitted in a hole of a first furniture member. The bolt includes a first end adapted to be inserted into a cavity of the sheath and a second end adapted to be tightly fitted in a hole of a second furniture member. The sheath includes an elastic material. The first end of the bolt is snugly engaged with the cavity of the sheath when inserted into the cavity of the sheath.

Abstract: A storage container having dual access includes a storage frame, a container lid and a drawer. The storage frame includes a bottom frame, a pair of interconnected side frames and a rear frame defines a first opening in the top of the frame and a second opening in the front of the frame. The removable container lid closes and opens the top opening in the storage container to allow access to the storage container contents. The drawer slides in and out of the second opening to allow a second access point to the contents of the storage container.

Abstract: A modular system and method are disclosed. The system comprises a first unit, a second unit, and a connector for coupling the first unit and the second unit. The first unit has a first upper projection and a first lower projection, and the second unit has a second upper projection and a second lower projection. The connector comprises upper lower tracks. Both the upper and lower tracks have a slot and an engagement guide configured to receive and to guide the projections into a sliding engagement with the slots. The first unit is coupled to the second unit by positioning the first unit proximate the second unit so that the upper and lower projections are proximate each other; aligning the engagement guides and the slots with the projections; and moving the connector so that the engagement guides guide the projections into engagement with the tracks and slide into the slots.

Abstract: A collapsible cabinet includes a rectangular cabinet body made out of a soft fabric sheet material and having a top panel, a bottom panel, a left side panel, a right side panel, a back panel and a front opening, hook and loop pads fixedly provided on the outside of the cabinet body such that multiple collapsible cabinets can be fastened together to form a combination cabinet unit, a hard support plate hinged to one side edge of the back panel inside the cabinet body for supporting the cabinet body in shape, and a partition member detachably mounted in the cabinet body to divide the holding space of the cabinet body into multiple small storage spaces.

Abstract: In one embodiment of the present invention, a kit comprises interchangeable base panels, short side panels, tall side panels, at least one short back panel, at least one tall back panel, at least one horizontal divider, at least one short vertical divider, and at least one tall vertical divider. The base, side, and back panels, and the horizontal and vertical dividers, are selectively assemblable to form at least two disassemblable configurations, including a cubbie configuration and a locker configuration. In certain embodiments, the cubbie configuration includes the base panels, the short side panels, the short back panel, the horizontal divider, and the short vertical divider. Additionally, in certain embodiments, the locker configuration includes the base panels, the tall side panels, the tall back panel, the horizontal divider, and the tall vertical divider.

Abstract: A seat assembly (10) for use in a watercraft (12) having a deck (14). The seat assembly (10) comprises a first portion (16) and a second portion (18) spaced from the first portion (16). First (52) and second (54) connector panels that are separable from and independent of the first (16) and second (18) portions interconnect the first (16) and second (18) portions. A plurality of locking tabs (56) extend from each of the connector panels (52,54) and are inserted into a plurality of slots (58) defined in the portions (16,18) to connect the connector panels (52,54) to the first (16) and second (18) portions. A mounting bracket (84) is attached to a base (82) of each of the connector panels (52,54) and perpendicularly extends from the connector panels (52,54) to mount the connector panels (52,54) to the deck (14) thereby securing the first (16) and second (18) portions to the deck (14).

Abstract: Modular storage and/or display system including substantially rectangular modules each including opposed first and second sides, opposed third and fourth sides perpendicular to the first and second sides and coupled thereto. A male connecting member is provided on an outer surface of each of the first and third sides and a female connecting member is provided on an outer surface of each of the second and fourth sides. The female connecting member has a structure complementary to the male connecting member. An additional male or female connecting member is provided on each of the first and second sides. By providing the same male and female connecting members on all sides of the modules, each module is connectable to any other module by coupling a connecting member on that module to an opposite connecting member on the other module.

Abstract: A seat assembly (10) for use in a watercraft (12) having a deck (14) is provided. The seat assembly (10) comprises a first portion (16) and a second portion (18) spaced from the first portion (16). First (52) and second (54) connector panels that are separable from and independent of the first (16) and second (18) portions interconnect the first (16) and second (18) portions. A plurality of locking tabs (56) extend from each of the connector panels (52,54) and are inserted into a plurality of slots (58) defined in the portions (16,18) to connect the connector panels (52,54) to the first (16) and second (18) portions. A mounting bracket (84) is attached to a base (82) of each of the connector panels (52,54) and perpendicularly extends from the connector panels (52,54) to mount the connector panels (52,54) to the deck (14) thereby securing the first (16) and second (18) portions to the deck (14).

Abstract: A modular storage rack, display structural element or cube system formed by snap together panels with alignment guides, which may also support wheels, shelves, drawers and doors. The system is assemble-in-place and may shipped and displayed for sale in a flat pack.

Abstract: A drawer assembly includes a drawer having a bottom wall, first and second opposing end walls, and first and second opposing side walls. The end and side walls cooperate to define an open top for receiving and removing contents. First and second longitudinal top rails are formed with respective first and second side walls. A removable lid covers the open top of the drawer in a first assembly configuration. The lid has first and second opposing major surfaces, first and second opposing end edges, and first and second opposing side edges. The side edges of the lid include respective longitudinal channels adapted for receiving the longitudinal top rails of the drawer to slide the lid over the open top. An indent is formed with at least one of the first and second longitudinal top rails of the drawer. A detent is formed with at least one of the first and second longitudinal channels of the lid.

Abstract: A modular furniture assembly includes at least one first component and a second component. The second component includes a cavity. The at least one first component and the second component are adaptable to be stowed in a compact stowed position such that the modular furniture assembly forms a geometric shape when in the stowed position. A method for forming a furniture assembly is also disclosed. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.

Abstract: A system for modular construction comprising a plurality of structural members. Each of the plurality of structural members comprises a first lengthwise side and a second lengthwise side opposite the first lengthwise side. Each of the lengthwise sides are generally parallel to each other. Each of the plurality of structural members also comprises a first widthwise side and a second widthwise side opposite the first widthwise side. Each of the widthwise sides are generally parallel to each other. Each of the plurality of structural members also comprises at least two slots along one of said lengthwise sides. Each of the slots comprise a pair of generally parallel slot sides, an open end along one of the lengthwise sides, a slot axis parallel to and disposed equally between the slot sides.

Abstract: A modular laboratory cabinet assembly includes a pair of end units in inverted relation to one another, and at least one intermediate module interposed therebetween. A door is pivotably attached to the end units. Each end unit having a plurality of elongated supporting members and the intermediate module is formed with a plurality of columns. In the assembled condition, the supporting members and columns are aligned to form a continuous air-tight passage extending through the entire assembly.

Abstract: A modular case is designed to hold articles and is formed by fitting together various panels of the standardized size and design. The panels are held together by retaining slots and retaining projections. A plurality of shelves are slidably disposed in the V-shaped grooves of the panels. One or more doors are pivoted to the panel by a plurality of pivoting lugs, each having an inclined guide face enabling the doors to swivel automatically. Certain retaining projections and retaining slots are provided with arcuate side walls to enhance the retaining effect. The rear panels have two wavy longitudinal sides to minimize the swaying of two rear panels which are joined together side by side.

Abstract: A kind of board connecting structure composed of the connected board with baffle plate and side plate, square tube and square nut in the square tube, holes on the square tube surface in corresponding with those on the square nut; and connecting bolt with one threaded end and one recessed end. The connected board is drilled with deep vertical holes at the connecting part, with turn fastener embedded on each hole bottom. Insert the connecting bolt into each deep hole and the turn fastener, and secure the clasp to the recess to conveniently and quickly make the cabinet frame or shelf of any volume, shape and style.

Abstract: A mobile furniture and accessory system for an office environment includes storage components, table or desk components, screen or partition components, paper management components, marker board components, computer support furniture and the like, for use in facilitating flexibility in manufacturing such components to user specifications and in arranging such components according to user requirements.

Abstract: The present invention is to provide a network device having a parallelepiped housing comprising a plurality of slots on two opposite sides and two opposite edges at each of an underside and a top and a plurality of pads each fastened the slots. This forms a short distance between a supporting surface and the underside of the housing by the projected pad. Also, housings of the same type of network devices can be stacked or horizontally coupled together by fastening the pads in the slots.

Abstract: A storage unit includes a first and second horizontal shelf member, at least one vertical panel disposed between the first and second horizontal shelf members, and at least one tie member. A bottom of the at least one vertical panel is supported by the first shelf member and the second shelf member is supported on a top of the at least one vertical panel. The at least one tie member extends between and connects the first and second horizontal shelf members, with the at least one panel clamped therebetween. In another aspect of the invention, a method for assembling a storage unit is provided.

Abstract: A control system (10) is built with functional modules expandable system, usually containing electronic circuit boards (24). The packaging of the modules allow a variable number of modules to be vertically stacked together to form a variably sized control system. There is a module having a housing which engages the housing of an abutting module in a physically locked relationship, based upon four locking elements. There are modular units (16, 18, 20) which can be joined vertically by having two interlocking control units in the front of each module and two interlocking control units in the back of each module. Placed above the uppermost intermediate module is a top module (12) for the control unit. Placed below the lowermost intermediate module is a bottom module (14) for the control unit.

Abstract: An add-on storage device for flat objects, particularly CD and/or DVD cases, is made up of box-shaped housing elements which are open at the front and lie against one another with facing side walls. Clip-shaped connection elements are pushed onto adjoining side walls which form a common edge, in a predetermined fastening region from the open housing side and from the opposite bottom side, to engage over the side walls at the inner surface of the housing elements. In the fastening region, the open side at the inner surfaces of the adjoining side walls have a depression and/or elevation, and the connection element has an associated elevation and/or depression. The elevation and/or depression of the inner surface of the side wall forms a positive lock-in connection with the associated depression and/or elevation at the connection element.

Abstract: An apparatus and method for supporting and protecting flex circuits are provided. A flex circuit cabling wallet has a first cover, a second cover, and a fold line that is coupled to the first and second covers. The first cover includes a latching mechanism. The second cover includes at least one latch tab. The latch tab is configured to create a releasable bond with the latching mechanism. When the releasable bond is engaged, the first cover, fold line area, second cover, and latch tab enclose the base of a flex circuit. In at least one embodiment, a cable fastener is also provided. The cable fastener attaches to the first cover of the flex circuit cabling wallet, thereby segregating the flex circuit from cables.

Abstract: A distribution cabinet (1) for accommodating weak-current distribution installations, in particular for arranging outdoors, having a base box (2), an outer cabinet body (3) with at least one door (4), a cabinet cover (5), and an inner installation frame (6), the installation frame (6) being made up of profile sections (50), of which the cross-sectional shapes has two insertion pockets (51a,b), of which the insertion directions (52a,b) run at right angles to one another.

Abstract: A cabinet includes side panels, a back panel, and a top panel that frictionally-attach together with non-intrusive integrally-formed connectors. The illustrated base is screw-attached, and includes openings for routing wiring within the cabinet. Brackets are adapted to support shelves in the cabinet in either a flush or inset condition, and at different heights based on which cabinet slots they engage and based on their orientation in those slots. A light-transmitting top panel and top shelf can be used to provide improved light within the cabinet. Hinge brackets on the cabinet support either a thick door with internal storage space, a proud door or an inset door. Drawers supported in the cabinet include a lock within the drawer's header for operating a vertical cabinet lock rod.

Abstract: A system for construction including a first subassembly, a second subassembly, and a connecting member. The first subassembly comprises a plurality of first structural members, each of which includes a plurality of first member sides. At least one of the first member sides includes a first member slot having a first member slot axis. Further, at least one of the first structural members of the first subassembly has at least two first member slots. Each of the first structural members of the first subassembly is detachably connected slot-to-slot to at least one other first structural member to produce the first subassembly. The second subassembly comprises a plurality of second structural members, each of which includes a plurality of second member sides. At least one of the second member sides includes a second member slot having a second member slot axis. Further, at least one of the second structural members of the second subassembly has at least two second member slots.

Abstract: A shelving system for displaying audio visual components that may be configured into multiple positions is disclosed. The system includes a base that supports a center platform disposed between right and left platforms. The center platform and the right and left platforms all may assume multiple positions for displaying and demonstrating different audio visual components of varying sizes. In a first upright position, the right and left platforms provide an open three walled platform for holding a large speaker or other component in an inclined position. In second inverted positions, the right and left platforms are useful for supporting a component, such as a smaller speaker, in an elevated position above the base. In a first upright position, the center platform provides an elevated platform for a larger component, such as a monitor with or without other components such as a DVD player and a video cassette recorder.

Abstract: A rolling containers assembly including (a) a base cabinet including wheels and a pulling handle for locomoting the rolling containers assembly; and (b) at least one additional cabinet being removably connectable on top of the base cabinet.

Abstract: A modular furniture assembly includes at least one first component and a second component. The second component includes a cavity. The at least one first component and the second component are adaptable to be stowed in a compact stowed position such that the modular furniture assembly forms a geometric shape when in the stowed position. A method for forming a furniture assembly is also disclosed. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).

Abstract: This invention comprises a support base designed to elevate an appliance such as a washer, dryer, or refrigerator in order to provide more convenient access. The invention also optionally provides castors on the bottom of the support base so that the appliance may be easily moved, if the user desires such mobility.

Abstract: An modular storage rack, display or cube system formed by snap together panels with alignment guides, which may also support wheels, shelves, drawers and doors. The system is assemble-in-place and may shipped and displayed for sale in a flat pack.

Abstract: A stackable rack device for receiving an electronic product comprises a first clamping member, a second clamping member and a connection member, wherein each of the clamping members includes at least one positioning members and snapping members distal from a housing of the electronic product being stacked and the connection member is coupled to the corresponding ends of the clamping members to form a U-shaped trough for securing to one side of the housing and allowing it be stably stacked with other electronic products through the engagement of the positioning members and snapping members.

Abstract: The various aspects of the present invention are directed to moving carts and moving cart assemblies. One embodiment comprises a moving cart assembly with a plurality of interlocking, vertically stackable, storage modules. The modules of this embodiment comprise a frame, preferably having at least four sides, e.g., a top, a back, a right side and a left side. Each module also comprises something to enclose the interior space, such as a pair of doors or a drawer which is selectively slidable into the frame. The needs of a particular office can be readily accommodated by using greater or fewer numbers of drawer modules and/or cabinet-type modules.

Abstract: A detachable cabinet comprises a bottom plate including four slots each on a corner, two spaced wells on the rear side, and a projection on the corner at the front side. A pair of side plates each includes two bottom pegs, a front longitudinal groove, an abutment member clung onto the front longitudinal groove, a rear longitudinal groove, and two spaced studs on the top. A rear plate includes two spaced studs on the bottom and on the top. A top plate includes six apertures on the bottom side and a slot on a front corner at the bottom side. A front door includes a projection on the top at the side opposite to a handle and a slot on the bottom on the same side as the projection of the door. A number of configurations are possible. Further, the cabinet is easy to assemble and is sturdy.

Abstract: The frameless, stackable cabinet system for use with rack mounted electronic equipment comprises stackable wall members that mechanically interconnect without the need for tools to assemble the cabinet. A base unit and cover unit provide the interlocking top and bottom members of the cabinet. The stackable wall members come in various heights and can be interlocked together and to both the base unit and cover unit to configure a cabinet of desired height. Each stackable wall member therefore not only provides a mounting site for a rack mounted piece of electronic equipment, but also serves to provide the wiring channels through openings formed in the stackable wall members. The cabinet system can be transported in a disassembled form to reduce shipping costs and can be simply assembled on site via the interlocking interconnection of the stackable wall members. The resultant cabinet can be reconfigured without a significant effort and the certification of the resultant cabinet configuration can be simplified.

Abstract: A modular display unit that includes a center section having a vertically disposed frame for supporting a series of shelves and a display counter on either side thereof and having cabinets secured to the frame at either end of the end section which also contains a series of shelves and a display counter. The cabinets are secured to the frame by universal fasteners so that the end cabinets can be removed from the frame and mounted in a back-to-back configuration using the universal fasteners. A pair of end walls are also provided for closing both ends of the center section when the cabinets are removed, again employing the universal fasteners.

Abstract: A modular laboratory cabinet assembly includes a pair of end units in inverted relation to one another, and at least one intermediate module interposed therebetween. A door is pivotably attached to the end units. Each end unit having a plurality of elongated supporting members and the intermediate module is formed with a plurality of columns. In the assembled condition, the supporting members and columns are aligned to form a continuous air-tight passage extending through the entire assembly.

Abstract: A rolling containers assembly including (a) a base cabinet including wheels and a pulling handle for locomoting the rolling containers assembly; and (b) at least one additional cabinet being removably connectable on top of the base cabinet.

Abstract: A storage unit includes a first and second horizontal shelf member, at least one vertical panel disposed between the first and second horizontal shelf members, and at least one tie member. A bottom of the at least one vertical panel is supported by the first shelf member and the second shelf member is supported on a top of the at least one vertical panel. The at least one tie member extends between and connects the first and second horizontal shelf members, with the at least one panel clamped therebetween. In another aspect of the invention, a method for assembling a storage unit is provided.

Abstract: A modular cabinet system is disclosed whereby a number of modules can be combined to form a unique cabinet configuration. Each module may be an accessory, such as a lamp or cable duct, or a storage compartment. The storage compartment may be configured as a square or rectangular box with one open side and side walls made of a multiplex. Each side wall has at least one system hole and at least one system thread positioned so that the holes and threads of one module line up with the holes and threads of another module for assembly. The pre-existing system holes and threads allow the modules to be separated and combined repeatedly without damage.