Abstract: A support assembly for attaching a sign to a pallet rack which contains a bracket and a support body slidably connected to the bracket. The bracket may be fixed in place upon a pallet rack, and the support body may be raised with respect to the fixed bracket, lowered with respect to the fixed bracket, or tiltably locked in place with respect to the fixed bracket.

Abstract: The present invention is a rack system for a backpack which is secured to the interior of a standard backpack, and is accessible by means of a zippered flap in the backpack. The rack system has rigid side walls with slots or brackets for receiving a plurality of shelves either slidably or by snap fit connections. The shelves are angled for appropriate distribution of the weight of materials that the wearer is carrying. Optionally, at least one shelf may be equipped with a hinged lid and divided into compartments for storage of small items such as pens, rulers, etc. The shelves allow for improved organization of the backpack which subsequently prevents materials from being damaged.

Abstract: A task light shelf system provide a task light having an elongated housing with a planar top wall structure that acts as a shelf surface. The housing of the task light has sufficient structural strength to carry loads on the shelf surface and is supported over a task area by means of angle brackets that attach to attachment slots formed in the top wall of the task light. Extended shelf surfaces can be provided by means of insert elements and angle brackets having extended attachment arms, which attach to the extended arms of the angle brackets. The insert elements can be optionally closed channel members to provide wire or cable channels behind the task light.

Abstract: A stackable modular display rack that is easily assembled and disassembled and which is intended for the display of small or delicate articles. The rack described herein is readily disassembled without any tools and can be so disassembled and packed conveniently for shipment.

Abstract: A rail system and transfer vehicle for a storage retrieval system. The rails are fabricated to include a vehicle support surface that supports a transfer vehicle, a load support surface that supports the skid, tote, vessel, or pallet to be stored, a spacing surface that defines the distance between the load support surface and the vehicle support surface. Attached to the load support surface is an alignment surface that extends upwardly at an angle between 40 and 80 from the horizontal. When a misaligned pallet is lowered, it first contacts the alignment surface and as it continues to be lowered, interaction between the alignment surface and the misaligned pallet causes the pallet to move into alignment with the rail system before coming to rest on the load support surface. The rail system can be used in conjunction with a high weight capacity transfer vehicle. Load lift is provided by a plurality of interconnected screw jacks.

Abstract: A rack for office machines comprised of a bottom plate, an intermediate plate, a plurality of feet, seals and rods, wherein, the bottom plate and the intermediate plate are provided thereon with a plurality of holes. Each foot is provided on one end thereof with an internal thread. Each seal has a flanged top and an opposite end with an external thread. Each rod is provided on one end thereof with an internal thread and on the other end thereof with an external thread. Each end with an internal thread of the foot is inserted into one hole on the bottom plate, while the end with an internal thread of the foot is threadedly engaged with the end of the rod with an external thread. The other end of the rod with an internal thread is inserted into a hole on the intermediate plate. The end with an external thread of a seal is threadedly inserted into the end with an internal thread of the first mentioned rod.

Abstract: Storage furniture comprising a rigid, largely external structural framework and a compatibly shaped storage system, suspended within, comprising a plurality of panels that are flexible, tensilely strong, substantially inelastic and adjustably, tensilely stressed in at least two largely perpendicular directions to achieve "near-rigid" storage surfaces. Storage system further being flexibly reinforced, intrapanelly and extrapanelly, to maximize panel rigidity and load-bearing capacity.

Abstract: The rack includes left and right upright frames having front and rear spaced apart posts, a lower connector disposed between the left frame and the right frame, the lower connector engaging at least one of the front and rear posts, and an upper connector disposed between the left frame and the right frame. The upper connector may be free of engagement with at least one of the front and rear posts.

Abstract: An integrally formed hanger fixture includes a substantially vertically oriented wall having a top end and a bottom end. A substantially horizontally oriented wall is connected to the top end of the vertical wall. A retainer element is disposed on the vertically oriented wall. A wing overlies the horizontally oriented wall. A hinge connects the wing to the horizontally oriented wall. The hinge enables the wing to pivot in relation to the horizontally oriented wall until the wing is disposed beneath the horizontally oriented wall. The retainer element can be a wall, a layer of adhesive, a channel or an aperture. A rear retainer wall is preferably connected to the bottom end of the vertically oriented wall and extends upwardly therefrom in a substantially parallel manner. The hanger fixture can be used in a number of different ways to fasten display racks to a variety of different types of store shelving.

Abstract: A battery rack for containing batteries and methods of operation and manufacture thereof. In one embodiment, the battery rack includes: (1) a plurality of shelf support members, (2) first and second shelves, coupled to the shelf support members to receive support therefrom, the first and second shelves having corresponding first and second pluralities of divider apertures therethrough, the first plurality of divider apertures substantially vertically-aligned with the second plurality of divider apertures and (3) a plurality of divider rods passing through corresponding vertically-aligned ones of the first and second pluralities of divider apertures to form dividers to divide the battery rack into battery compartments, the plurality of divider rods having a diameter less than that of the first and second pluralities of divider apertures to allow the plurality of divider rods to rotate and thereby present a low frictional resistance to movement of batteries within the battery compartments.

Abstract: A merchandise display shelving arrangement incorporates a first, gondola-type shelving unit with shelves intended to be loaded from the rear. The shelves may be inclined to promote gravity feeding of merchandise toward the front of the shelves. A second shelving unit is readily movable between a position in which it backs up to the first shelving unit and obstructs access to the rear of the shelves and another position in which it is spaced from the first shelving unit to create an aisle affording access to the rear of the shelves to facilitate loading of merchandise onto the shelves.

Abstract: A modular shelving system includes active and fixed storage levels. The storage levels are removably supported from support posts and are disposed at intermediate positions between a top shelf assembly and a base shelf assembly. Each active storage level is secured to a pair of slide assemblies allowing such to be displaced from the shelving system to provide convenient access to items stored thereon. The support posts may be in the form of cylinders having an array of vertical slots for receiving mounting hardware for supporting shelves. Alternatively, support posts having longitudinal slots formed therein in combination with slotted-post inserts may be used to support the shelves. An anti-tip leg assembly can optionally be employed to provide increased stability.

Abstract: The present invention provides a rotatable tower for holding and displaying books, video cassettes, and like articles on a plurality of square shelves which extend in horizontal planes and are supported in vertically spaced relation to one another by a plurality of vertically extending rods, groups of which are interconnected into L-shaped configurations by L-shaped, horizontally extending rods. The shelves include an elongated slot formed from the midpoint of each edge inwardly towards the shelves' geometric center, and two laterally spaced notches formed in each edge to one side of the slot. Each edge of the shelves includes a downwardly extending flange along their entire lengths and an upwardly extending flange along a portion of the length to the opposite side of the slot in which the notches are formed. Each L-shaped group of vertically extending rods is comprised of four rods, two rods forming each leg of the L.

Abstract: The display rack has at least two substantially horizontal display shelves, each having at least three support openings. Uprights equal to the number of support openings are joined at an apex and extend down through the support openings to be secured on the bottom display shelf. Spacers surround the uprights between display shelves to hold the display shelves in position.

Abstract: A free standing adjustable storage system includes a pair of support feet in spaced parallel alignment with a pair of vertical support members mounted onto the support feet with a horizontally extending wire shelf being sandwiched therebetween. The support feet are provided with grooves and slots therein to receive vertically spaced front edge wires of the wire shelf and a cavity is provided to receive a downwardly extending leg of the vertically extending support members.

Abstract: A folding article of furniture, such as a bookcase or other storage unit, has in its conventional aspects a vertically extending back piece, at least one vertically extending side piece secured to the back piece, and a vertically spaced plurality of shelves secured to the back piece. Each side piece is pivotable over a 90.degree. angle relative to the back piece between a parallel or collapsed orientation and a perpendicular or use orientation, and each shelf is pivotable over a 90.degree. angle relative to the back piece between a parallel or collapsed vertical orientation and a perpendicular or use horizontal orientation. In its novel aspects, the side piece and the back piece are secured together without a hinge.

Abstract: A modular shelving system includes at least two shelving units interconnected by support posts. Side and back panels can be attached to the support posts to define an enclosed compartment accessible from the front of the unit. An angled panel can be attached to the front to prevent any objects placed therein from easily falling out. Caster wheels can be attached to the bottom of the unit. Binding clips can be used to connect multiple base units together.

Abstract: An integrally formed hanger fixture includes a substantially vertically oriented wall having a top end and a bottom end. A substantially horizontally oriented wall is connected to the top end of the vertical wall. A front retainer wall is connected to the bottom end of the vertically oriented wall and extends upwardly therefrom in a spaced substantially parallel manner. A wing overlies the horizontally oriented wall. A hinge connects the wing to the horizontally oriented wall. The hinge enables the wing to pivot in relation to the horizontally oriented wall until the wing is disposed beneath the horizontally oriented wall. A rear retainer wall is preferably connected to the bottom end of the vertically oriented wall and extends upwardly therefrom in a substantially parallel manner. The hanger fixture is used to hold a display rack to a store shelf.

Abstract: A joint for modular shelves which allows assembly or disassembly of shelves more simply in a short period of time, and a modular shelf system using the same. The joint includes a flattered columnar body, one end surface of which forms a front surface and the other end surface of which forms a rear surface. A circumferential side surface of the flattened columnar body is provided with left and right rear frame-fitting slits extending in parallel with the front surface, side frame-fitting slits extending in right angles to the rear frame-fitting slits, and L-shaped shelf-fitting slits which have first side parts extending along the rear frame-fitting slits and second side parts extending along the side frame-fitting slits and which are provided on the left and right sides of the side frame-fitting slits. These slits include both upwardly opened slits and downwardly opened slits.

Abstract: A construction including at least two thin panels (1,2) of lightweight material which are engaged to one another by at least one connector (10) manufactured from a tough material such as polycarbonate. The connector has a socket (11) rigidly secured to the panel (2), and a resilient clip (13) disengagedly connected to the second panel (1) through an orifice (19) in the second panel (1). The construction can be configured in many different ways to provide display units, merchandising units and multi-sided units. For example, for merchandising or display purposes, the construction may be in the forms of a cube structure (221) or a cruciform-type quad structure (241), and for display or barrier purposes, the construction may be configured as a wall (291).

Abstract: A modular shelving system which can be easily assembled and disassembled is disclosed. The system comprises: (1) vertical posts; (2) horizontal beams; (3) side horizontal braces; (4) connectors capable of being mounted on the vertical posts and having 1-4 identical ears protruding from the sides of the connector capable of being coupled to the horizontal beams and braces; and (5) shelf pieces which are positioned on the horizontal beams. The width of the side horizontal braces is substantially similar to the width of the connectors, thus forming one continuous surface.

Abstract: A modular unit including at least one connector for a plurality of rods. The connector is made of an outer tension band; a compression member fitting within the outer tension band; and from one to three structural rods at the end of each leg of the compression member within the outer tension band. Each compression member contains an offset incline surface between opposing sections, and a hole through the sections for a tightening fastener to be inserted. When force is applied to the fastener to bring the compression member sections together, the incline surface transmits the force at right angles and the compression member expands until the structural rods are tight against the inner wall of the outer tension band. The connector may have 2-4 legs and a cluster of 1-3 structural rods at the end of each leg. A modular framing unit is formed with one or more connectors holding together selected rectangular, U-shaped and other rod portions.

Abstract: The invention includes a molded gondola assembly for display of supplies or retail stock, the gondola assembly including one or more typically at least two gondola units: where the gondola units are abutted side by side; and where one side of one gondola unit abuts one side of the abutted gondola unit, where each gondola unit includes: an inner polymeric panel surface; an outer polymeric panel surface; where the inner and outer panel surfaces are integrally joined and formed by molding; where the inner and outer panel surfaces form a plurality of integrally joined panels; and where the panels include: a substantially vertical panel having a top and bottom portion, having a front and back portion, the front portion configured to receive shelves or hooks for displaying or storing supplies or retail goods; a substantially horizontal panel having a front and back portion, having a top and bottom portion, the bottom portion for contacting the floor; where the bottom portion of the vertical panel is integrally join

Abstract: An improved storage rack for holding and storing cooking container lids and like-shaped objects is provided. The rack has a support frame which holds a number of container lids at an optimum storage angle when the rack is in a vertical or a horizontal orientation. The optimum storage angle is achieved by an assembly of bracket members, side rails and crosspieces which may be infinitely adjustably attached to the bracket members or side rails to form the rests and stops required to hold a number of different sizes of lids at the optimum storage angle. A single size, longitudinally adjustable crosspiece is provided to form the horizontal rests and stops required to support the lids at the optimum storage angle. The storage rack may be formed of a combination of materials and in sizes suitable for use in a home or commercial kitchen environment.

Abstract: A storage rack to support pallets and the like includes an upright frame structure having at least one pair of generally parallel, laterally spaced support beams across which a pallet or the like is to be supported. At least one transverse support member spans the support beams. Retainers act between the support beams and opposed ends of the support member and are in the form of complimentary formations on the support beams and the support member.

Abstract: A modular display rack is formed by interconnected modular display units. Each such unit consists of a base member, a back member connected to and rising above the base member at the rear thereof, and a front member connected to and depending beneath the base member at the front thereof. The front member has flanges forming a transverse channel therein and the back member has projections thereon which slidably fit within the transverse channel to interconnect two units together, with the back member of one unit releasably coupled to the front member of another unit. Projections on the undersides of the base members can receive leg members to support the units and brackets to assemble multi-tier displays. Openings along the sides of the units receive side rails which prevent products displayed on the base members from being laterally dislodged.

Abstract: A display apparatus comprises vertically spaced apart shelves for displaying a plurality of cartons containing various types and sizes of items, such as home building products. Interchangeable display cartons permit customizing individual displays. A pair of display signs made from tough, lightweight polymeric material, are movable between a closed position, in which the signs obscure from view items stored on the uppermost shelf of the display apparatus, and an open position, in which the uppermost shelf is accessible from the front of the display apparatus.

Abstract: The modular shelf system disclosed allows for shelf construction of varying heights and/or configurations. The modular shelf system includes a first set of shelf members spaced vertically from each other and a second set of shelf members spaced vertically from each other. A plurality of interlocking leg members is coupled to the shelf members for supporting and spacing the shelf members vertically from each other. A shelf connecting clip is provided for connecting at least one shelf member of the first set to a horizontally adjacent shelf member of the second set. A slidable drawer may be supported by one of the shelf members.

Abstract: A seedling house for the germination and growing of seedling vegetables and flowers for the hobbyist gardener which is decorative and attractive, portable and disassemblable. In assembled relation, the seedling house includes shelves arranged in an ascending, step-wise fashion adapted with openings to receive plant pots containing the seeds or seedlings to be grown. The seedling house may be adapted with a covering and lighting to enhance the temperature/soil moisture growing conditions for the particular seeds/seedlings being grown.

Abstract: An illuminated, kiosk type, display stand designed for use in holding and attractively displaying various articles of merchandise or other items or materials. The stand is formed of a pair of hollow, molded plastic, front and rear units that are secured to each other and mounted on a separate base unit.

Abstract: Any number of generally identical shelves can be formed from any pair of generally identical semicircular shelf halves by removably attaching the shelf halves along the straight edge which subtends the semicircle. Each shelf half has an aperture in the straight edge concentric with the semicircle so that the shelf halves can be removably attached while encircling an umbrella table pole. A higher shelf is supported above a lower shelf by a triplet of generally identical struts removably attached to the top side of a lower shelf and removably attached to the bottom side of a higher shelf in tripod formation. A triplet of generally identical arm struts can be removably attached to the top side of the highest shelf in tripod formation so that accessories such as lights or flowers can be hung from the arm strut horizontal arm which projects away from the pole.

Abstract: A stackable partitioned shipping container has a plurality of partitions and shelves defining compartments. The partitions are aligned parallel from one side of the shipping container to the other. The shelving is arranged in columns between the partitions. Rods are strung through the partitions to support the shelves. The frames have hollow tubular columns at each corner thereof. At the top of the columns are inserts which are insertable into the hollow columns of another shipping container stacked upon the first shipping container. Wheels that support the shipping container are supported above the top of a bottom container when the container is stacked upon the bottom container.

Abstract: A modular produce display rack having a rectangular base track removeable, sidewall panels and a hinged, multisection, perforated product support track which mounts to the sidewalls. The support track sections detachably mate at hinge joints and couple to sidewall rails at mating slots. Lateral and longitudinal dividers selectively mount to the support track to segment the display surface. The base track, sidewalls and ones of the support track sections may include extension pieces. The peripheral edge of the sidewalls may be stepped or may be formed to a variety of angular alignments. A variety of rack arrangements are achievable to accommodate displays of any desired height and depth.

Abstract: A portable display which comprises a front panel, a back panel, opposed side panels extending between the front and back panels, a bottom panel assembly consisting of four bottom flaps each connected to one of the front, back and opposed side panels, and, top, bottom and intermediate shelves vertically spaced along the back and side panels. The bottom flaps of the base assembly are foldable into a closed position to form a seat which mounts a wheel assembly including a mounting block or axle carrying wheels at either end. The back panel is provided with a handle for moving the display from one location to another, and such handle is formed with slots to receive a header containing advertising for the products being sold.

Abstract: A housing for self-contained, isolated or free-standing automats having a ratio of the floor area dimensions to the height which is relatively small, comprises individual wall elements, which correspond to the height of the housing and which are fabricated from extruded aluminum. Intermediate bases or bottoms are provided which are disposed in planes located transversely to the wall elements to which the wall elements are bolted so as to mutually or respectively overlap.

Abstract: A storage rack assembly system is made up of a plurality of vertical members and a plurality of cross-members supported by the vertical members. The vertical members can be stacked one on top of another and locked together by means of suitable connectors, which connectors are also used to support the cross-members. In a first embodiment of the invention, the connectors are rods on the ends of the cross-members engaging aligned holes extending laterally through connecting portions of the vertical members. In another embodiment, the vertical members are vertically locked to each other by suitable bolts, the bolts providing stepped portions for engaging recesses in shelves extending between the vertical members. The connectors further enable the system to be expanded horizontally as well as vertically.

Abstract: A modular unit for a shelving system includes a pair of tube connectors each made up of half-sections together having an outer transverse dimension slightly less than the inner transverse dimension of a tube to be connected thereto, a threaded fastener threaded through an opening in one half-section and abutting the other half-section to force apart the two half-sections and thereby to firmly clamp them to a tube, and a tie rod joining a half-section of one of the tube connectors to a half-section of the other tube connector.

Abstract: A multi-configurational display rack is disclosed which includes (a) a display rack body having two steps and (b) an angle rack attachable to the display rack body which transforms the display rack body from a two-step configuration to a sloped configuration. The angle rack may be horizontally hingeable into two portions so that, when hinged to an angle of less than 180.degree., the angle rack forms a step, thereby transforming the display rack body into a one-step configuration.Also disclosed is a display rack having two height-adjustable steps.

Abstract: A beverage aisle unit is designed to link together end-to-end with commonly shared uprights supporting adjacent shelves and back panels. Each upright includes a series of vertical slots in a recess opening outward from the uprights to receive shelf brackets with hook portions projecting inwardly for attaching the shelves in the slots at selected elevations. The hook portions are completely inserted to provide an unobstructed juncture between adjacent back panels. Slotted adapters slidable onto each upright enable mounting of back panels and shelves on the opposite side. The slots are of sufficient width to permit adjacent bracket hook portions to share the same slot in an end-to-end unit arrangement. The base of the uprights may extend from one or both sides of the upright. An alternate embodiment includes symmetrical flanges and recessed slots on both sides of the upright for mounting like shelves and panels on either side of a unit.

Abstract: An activities module is positioned on a support surface, such as the floor of a room, to provide activity stations with horizontal work surfaces. The module includes an upright post member that has at least two vertical grooves. A flat panel has an opening sized to receive the post member when the flat panel is oriented horizontally, and upright partition panels are provided corresponding to the vertical grooves in the post member. Each partition panel has an inner edge fitted into the groove, an outer edge and a bottom edge that rests on the support surface. The partition panels each have a slot to receive the flat, horizontal panel, and fasteners secure the module together. A second flat, horizontal panel may similarly be mounted below the first flat panel, and a third flat, horizontal panel may provide a shelf or bench.

Abstract: A modular shelf system has normally upright tubular post parts each extending along a post axis and having an upper end and a lower end with one end of each post part formed with an axially projecting tapered pin and the other end of each post part formed with an axially open complementarily tapered seat. Main longitudinal beams have ends each having an upper side and a lower side with one side of each longitudinal-beam end formed with a vertically projecting tapered pin generally identical to the post-part pins and the other side of each longitudinal-beam end formed with an vertically oppositely open complementarily tapered seat generally identical to the post-part seats.

Abstract: A shelving unit for placement at the bottom of a storage locker is formed of wire rods welded together. It includes a pair of planar side members adapted to be supported in abutment with the opposed side walls of the locker and a pair of shelf members with U-shaped hook members on opposed sides adapted to engage pairs of closely vertically spaced horizontal rods extending between forward and rear vertical legs of each side member. The U-shaped hooks formed on opposed shelf edges extend upwardly, normal to the shelf surfaces and then downwardly so that the open ends of the U's extend over a pair of horizontal rods. Because the shelves space the end sections by the width of the locker, they force the side members into abutment with the opposed side walls of the locker to provide stability to an otherwise unstable structure.

Abstract: A modular display unit employing a pair of spaced apart feet having prongs that engage a transverse beam or shelf unit. The display unit is composed of a series of shelves, beams, side portions and feet, which can be combined to provide units of varying widths and heights. The shelves are centrally supported in their depth dimension from a pair of laterally disposed side portions.

Abstract: A collapsible shelf for bathrooms having a pair of hollow E-shaped frames, two deposit plates for putting things thereon and hanging rod unit for hanging towels or the like, the E-shaped frames respectively having a vertical portion and three horizontal portions extending from the vertical portion to assemble the two deposit plates and the rod unit between them by lateral side opposite grooves in the plates and the rod unit and a slot in each horizontal portion, and two lateral side rods in the plates and the rod unit fitting in hollow interiors of the vertical portions.

Abstract: A method for constructing shelving includes the step of providing first and second shelf brackets. Each of the shelf brackets comprises a rectangular vertically extending main surface having a plurality of equally spaced first legs extending vertically from a first end of the main surface, the first legs have a rectangular shape and a length approximately equal to a standard board thickness, and a first horizontally extending arm is located between adjacent first legs.A plurality of equally spaced second arms extend horizontally from a second end of the main surface in the same direction as the first arms; the second arms are adapted to support one of two opposing end edges of a standard board thereon. A second vertically extending leg is located between adjacent second arms, the second leg extending in a direction opposite from that of the first legs; the second leg has a shape and length similar to that of the first leg.

Abstract: A multi-tiered collapsible storage and transporter rack for banker boxes, or other products, which is formed of two or more rectangular horizontal shelves, each shelf having four vertical tubular sockets at the respective corners thereof; and which includes vertical frames at the respective ends thereof formed of vertical elongated tubular members and horizontal tie members welded thereto. The tubular members of the vertical frames are removably received in the vertical sockets attached to the shelves. Casters may be removably mounted in the lower end of the tubular sockets of the lower shelf. Diagonal braces at one or both sides may also be provided.

Abstract: The invention is a multi-configurational display rack for displaying produce or other merchandise in a display counter having a front area and a back wall. The display rack includes a mounting support having an attachment means for mounting the support to the back wall of a display counter. The display rack also includes a base frame unit having first and second telescoping members for depth adjustment of the rack. The rack has a top step rack component which fits over the base frame unit in the location nearest the back wall. The middle step rack component fits in front of and below the top step rack component. A rectangular flat rack component fits in front of and below the middle step rack. The display rack also includes an adjustable angle rack component which may be used with or without the middle step rack component in place on the base frame. The adjustable angle rack has four interconnected rectangular shelves.

Abstract: A product merchandiser mount of the present invention is located at an end of an upright wall and is used to support a hanger arm suspended to one side of the wall. The mount comprises a front portion with a forwardly opening hanger arm receiving channel and a side portion angled relative to and extending rearwardly from the front portion to provide a fitting shaped to the end of the wall.

Abstract: A set of shelves or equivalent, comprising at least two vertical elements (1.sup.1,1.sup.2) having substantially rectangular shape and each comprising vertical edge posts (2) and therebetween horizontal carrier bars (3) which connect the edge posts rigidly with each other; at least one horizontal element (4) which has been arranged to be joined to the vertical elements, and said horizontal element comprising a first side bar (5.sup.1) and a second side bar (5.sup.2), these being disposed at an angle (.alpha.), advantageously e.g. a right angle, relative to each other, and the vertical elements being disposed relative to each other at the same angle (.alpha.), advantageously e.g. at right angles, so that the angle between the carrier bars (2.sup.1,2.sup.2) on the same level of two adjacent vertical elements (1.sup.1) and 1.sup.2) equals the angle (.alpha.

Abstract: A two-component shelf-like or tray assembly of two end-joined interlocking panels each fabricated of molded plastics compositions. Abutting, inter-joinable end walls of the panels are of reciprocal structural configurations, making it possible to use a single mold in fabricating the panels themselves. The panels are pivotally interengageable and manually manipulable to lock and to assume a continuous, lineally extended, expanse constituting a stable, composite, unitary structure having a generally flat or planar support surface. Integrally formed auxiliary structures permit arrangement of a plurality of panel assemblies as a tiered, vertical array. Panels either of the same or of dissimilar longitudinal dimensions may be combined to provide shelves of selectable overall length.