1. Field of Invention
This invention relates generally to a mounting system for storage units, such as lockers, cabinets and similar structures, and more particularly to a mounting system for mounting a bank of storage units above a ground surface and in a level, side-by-side arrangement. In addition, this invention relates to the combination of a bank of storage units connected to a mounting system and also to a storage unit employing a locking plate for attachment to a support surface.
2. Background Art
Storage units, such as lockers or cabinets used for personal storage are required to sit on a supporting mounting plate. This may be the floor or other ground surface of a facility in which the storage units are contained. Frequently, the storage units are mounted on concrete slabs or abutments forming part of the floor structure or separately placed or formed on the floor structure.
Stand alone lockers typically are provided with a fixed pair of front legs and a pair of adjustable back legs to permit leveling of the individual lockers.
However, when storage units, such as lockers, are intended for permanent or “built in” applications they generally are provided without legs and are mounted or secured to a raised base, such as a concrete abutment. In these latter installations it is critical for the storage units to be level and plumb. When storage units are not level or plumb there may be gaps and other misalignments between the storage units in the bank. Moreover, when the storage units are not level door function is compromised in that, at the very least, adjustments need to be made to the locking mechanisms of the doors to get them to work properly.
Unfortunately, concrete bases poured using normal construction techniques and following commonly accepted standards typically fail to meet the ideal requirement for mounting storage units, such as lockers. In the best of cases, installers need to use shims to achieve a level and plumb condition among the lockers in the bank. This can be a very time consuming and costly process and, in fact, often is not done well or not done at all.
U.S. Pat. No. 4,289,363 (Andersson et al.) discloses a locker construction in multiple different arrangements. This patent discloses a locker support comprising stands 23 held together by square section pipes 24. The Andersson '363 patent does not disclose any arrangement for leveling a support and permanently affixing it to a floor or other ground surface. Moreover, the Andersson '363 patent does not disclose any mounting system employing cooperating members for connecting a bank of storage units to the upper wall of any mounting structure.
U.S. Pat. No. 4,317,416 (Baum et al.) discloses a connecting mechanism for a desk top employing teardrop-shaped openings for cooperating with the heads of bolts secured into a base member. There is no disclosure that this type of locking arrangement could possibly be adapted to interconnect storage units, such as lockers and cabinets, to any supporting surface.
U.S. Pat. No. 4,783,034 (Ostrander et al.) discloses a slide-lock mechanism associated with a shaped base plate assembly for permitting additional articles, such a transformer 16 to be removably attached thereto. Again, this patent does not remotely suggest that the slide-lock mechanism disclosed therein, or anything similar to that, could possibly be employed to connect a storage unit, such as a locker or cabinet, to any mounting structure.
U.S. Pat. No. 7,524,002 (Punzel et al.) discloses a plurality of lockers including self leveling features in the bases thereof (
U.S. Pat. No. 7,828,399 (Bass) discloses a locker system wherein individual lockers have adjustable legs (
A mounting system in accordance with this invention mounts a bank of storage units in a side-by-side relationship above a ground surface and each storage unit in the bank includes a mounting plate for attachment to the mounting system. The mounting system in accordance with this invention includes an elongate member including a top wall having an elongate dimension between opposed ends and a transverse dimension between opposed, elongate side edges. At least one leg section extends downwardly from a side edge and terminates in an elongate flange contiguous to the ground. The top wall is adapted to receive a bank of storage units in a side-by-side relationship on an upper surface of the top wall, and each of the elongate flanges includes an elongate dimension between opposed end edges thereof. The elongate top wall includes attachment members for cooperating with the mounting plate of each of the storage units for attaching the bank of storage units in a side-by-side relationship to the top wall. In addition, each of the elongate flanges includes a plurality of leveling adjuster passages for receiving leveling adjusters therethrough and a plurality of anchor passages for receiving anchoring members therethrough. The plurality of leveling adjuster passages and plurality of anchor passages are spaced along the elongate dimension of the elongate flanges. The plurality of leveling adjuster passages in each flange include leveling adjuster passages located adjacent each elongate end of the flanges for receiving leveling adjuster members therethrough for engaging the ground surface to assist in leveling of the top wall. The plurality of anchor passages is adapted to receive anchoring members that are insertable into the ground surface for securing the elongate member to the ground surface.
In a preferred embodiment of this invention a leg section extends downwardly from each side edge of the top wall of the elongate member; each leg section terminating in a flange including leveling adjuster passages located adjacent each elongate end thereof for receiving leveling adjuster members therethrough for engaging the ground surface to assist in leveling the top wall substantially from end-to-end and substantially from side edge-to-side edge.
In a preferred embodiment of this invention the elongate flanges extend inwardly, in underlying relationship to the top wall, and the top wall includes a plurality of leveling adjuster access passages and a plurality of anchor access passages aligned with a plurality of leveling adjuster passages and anchor passages in the underlying flanges, respectively. This permits actuation of the level adjuster members and the anchoring members through the top wall of the elongate member.
Preferably the mounting system is an elongate member that is a unitary, extruded metal member, preferably formed of aluminum. This provides a non-corrosive structure to minimize or actually eliminate corrosion of the lockers mounted thereon, due to undesirable ground conditions.
In the most preferred embodiment of this invention the storage units are lockers or cabinets having a rigid door jamb providing an opening into the unit and adapted to receive a moveable door for opening and closing the opening into the storage unit. In these preferred constructions the storage unit includes peripheral side walls, a peripheral back wall, a bottom wall and a top wall.
An additional aspect of this invention resides in the combination of a mounting system and a bank of storage units connected thereto. In this combination the mounting system mounts a bank of storage units in side-by-side relationship above a ground surface and the bank of storage units is attached to it. The mounting system includes an elongate member having a top wall that has an elongate dimension terminating at opposed ends and a transverse dimension terminating at opposed side edges. In addition, at least one leg section extends downwardly from at least one of the opposed elongate side edges, each of said at least one leg sections including a proximal end terminating at a respective side edge of said top wall and a distal end terminating in an elongate flange, said flange including a plurality of leveling adjuster passages and a plurality of anchor passages therethrough. In this combination leveling adjuster members extend through the leveling adjuster passages and engage the ground surface for assisting in substantially leveling the top wall. A plurality of anchoring members extends through the anchor passages and into the ground surface for securing the elongate member to the ground surface In this combination the storage units in the bank each include a mounting plate and the top wall of the elongate member includes attachment members that are also connected to the mounting plate of each of the storage units for attaching each of the storage units in the bank to the top wall of the mounting system in a side-by-side condition.
In the preferred combination a pair of leg sections extends downwardly from the elongate side edges of the top wall and each of said leg sections includes a flange adjacent the ground. Each of the flanges includes a plurality of leveling adjuster passages for receiving leveling adjuster members to assist in leveling the top wall from end-to-end and from-side to-side.
In the preferred combination the plate includes a mounting wall with peripheral edges that provide openings therein. The peripheral edges of each opening provide a narrow opening segment in communication with an enlarged opening segment. The attachment members connected to the top wall of the mounting system include shoulders spaced from an upper surface of the top wall and extending through openings in the mounting walls of the storage unit. In the connected position the shoulders overlay surfaces of the mounting wall adjacent narrow segments of the opening to thereby prevent the storage units from being lifted off the mounting system.
An additional aspect of this invention resides in a storage unit including peripheral side walls, a peripheral rear wall and a bottom wall. The bottom wall is spaced above lower edges of the storage unit to provide a lower, recessed region under the bottom wall. A mounting plate is connected to the storage unit in the recessed region thereof and includes a mounting surface. The mounting surface is adapted to be received on a support surface and includes attachment means for cooperating with attachment means on the support surface to join the storage unit to the support surface.
In a preferred storage unit construction the attachment means of the mounting surface includes a plurality of substantially tear-drop shaped passages therethrough. Each passage has a narrow segment and an enlarged segment communicating with the narrow segment. The mounting plate is adapted to be received on the support surface; said attachment means on the support surface include raised shoulders dimensioned to be passed through the enlarged segment of each passage in the mounting surface and to overlie the mounting surface when slid into the narrow segment of each passage.
Other objects and advantages of this invention will become apparent by referring to the description of the drawings which follows taken in conjunction with the detailed description of preferred embodiments of the invention.
Reference throughout this application to “unitary” in describing the elongate member of the mounting system means that the specified metal member is a continuous member free of welds, bolts and other similar fastening devices to attach sections together. Most commonly the “unitary member referred to herein is formed in an extrusion operation.
Reference to “storage units” means lockers, cabinets and similar structures employing an enclosed body for storing items and having an opening into the body and a door moveably attached to the body for opening and closing the opening into the body.
Reference to a “bank” of storage units means two or more of such units.
A bank of storage units 10 attached to a mounting system 12 in accordance with this invention is shown in
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As noted earlier the bank of storage units 10 in accordance with this invention includes at least two (2) units; the number of storage units in the bank being a matter of choice, depending upon the number of units needed in the facility, the space available for mounting the units, etc.
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In a preferred embodiment of this invention the unique mounting plate 24 can be included in a storage unit construction of the type shown in commonly-owned, pending U.S. application Ser. No. 13/187,999, filed on Jul. 21, 2011, the subject matter of which is herein incorporated by reference. However, it should be understood that any storage unit construction capable of including the unique mounting plate 24 can be employed in this invention, for purposes of permitting a bank of the storage units, e.g., 16A-16J, to be connected to the mounting system 12.
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It should be understood that in the preferred embodiment of this invention the elongate flanges 42, 44 extend inwardly toward each other to thereby underlie the top wall 32. This enhances the strength of the mounting system 12 and also reduces the transverse dimension of the mounting system, as compared to forming the mounting system with the flanges directed outwardly.
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To connect the storage unit 16A to the elongate member 30 the storage unit initially is placed on the top wall 32 of the storage unit with the mounting plate 24 in the position shown in
A representative manner of installing the mounting system 12 on a floor so as to provide a plumb, level surface for supporting a bank of storage units will now be described.
In an illustrative embodiment the mounting system 12 is positioned on a floor 14 in a desired location and leveling screws 74 at the far ends of the top wall 32 are adjusted, either up or down, until the top wall 32 is level front to back and from end to end. Once this is accomplished a concrete anchor, lag screw or other anchor device, e.g., 80, is installed adjacent the four corners of the elongate member 30, but preferably are not fully tightened. This will prevent distortion of the elongate member while at the same time immobilizing the member against undesired movement.
At this point in the operation the assembler can further adjust one or more of the remaining leveling screws so that they all engage the ground 14 with the top wall 32 remaining level and plumb. This engagement of the leveling screws with the ground provides additional stability for the mounting system; particularly because the screws extend through flanges extending inwardly toward each other and underlying the top wall 32.
In the event there are any significant gaps between sections of the mounting system 12 and the ground, they can be filled in with concrete or other sealing material, if desired.
Finally, after actuating the desired number of leveling screws to engage the ground, the anchor members 80 can be fully tightened to rigidly secure the mounting system 12 to the ground. It may be possible to achieve the desired mounting without employing anchoring members extending through all of the anchor passages 62. However, in the preferred embodiment of the invention, as described above, a mounting system 12 in accordance with the preferred embodiment of this invention is designed to receive three or more anchoring members along the elongate extent of the elongate member 30 adjacent each of the sidewalls 18, 20 thereof. In a like manner, the mounting system 12 is designed to receive five (5) leveling adjuster members 70 along the elongated extent of elongate member 30, adjacent each of the sidewalls 18, 20 thereof. This provides a great deal of flexibility in both leveling the elongate member and rigidly attaching that member to a ground surface. Of course, the number of anchoring members and leveling adjuster members employed in the mounting system of this invention will depend, in part, on the length of the mounting system and the number of storage units in the bank of such units that are to be supported on and attached to the mounting system. The number of anchoring members and leveling adjuster members that can be accommodated in the mounting system 12 does not constitute a limitation on the broadest aspects of the invention. However, it is very desirable to provide at least four leveling adjuster members located adjacent the corners of the top wall 32 to provide the desired leveling function; end-to-end and side-to-side.
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Also, it should be noted that top wall 32A of the elongate member 204 is provided with a plurality of sets of attachment member passages identical to the sets employed in the elongate member 30. The passages in each of the sets are identified in
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Of course, if a floor includes a concrete slab 202 that is spaced from the walls of a facility it is within the scope of the present invention to directly mount the elongate member 30 in a position overlaying the raised slab 202 to thereby provide a level surface for supporting the bank of storage units.
In accordance with the preferred embodiments of this invention the mounting systems provide an ideal mounting surface that is flat and level for supporting a bank of storage units, such as lockers, in a properly aligned arrangement. This permits the proper functioning of doors of the storage unit and latching mechanisms and proper mating of adjacent storage units.
In addition the mounting systems of this invention preferably are made of aluminum or other non-corrosive material and will thereby isolate the storage units from corrosion-causing moisture.
The mounting systems of this invention dramatically simplify the installation of storage units, such as lockers. As noted earlier, in accordance with current practice lockers to be mounted in a bank of lockers need to be individually shimmed to compensate for deficiencies in the concrete surface on which the lockers are mounted. Each locker must be leveled and shimmed individually to achieve proper function and fit of the lockers. This is avoided by employing the mounting systems of this invention.
In addition, in accordance with current practice the storage units need to be positioned and moved on a rough concrete surface to provide the desired alignment. This is difficult to accomplish and also can damage the paint or other finish on the bottom of the storage unit.
The mounting system of this invention makes it possible to level a plurality of storage units in a bank at one time instead of leveling each of the storage units separately.
In accordance with current practice wherein storage units are mounted directly on concrete surfaces, anchors or lag bolts are installed through the bottom shelf of each of the lockers to secure each of the lockers to the concrete. This often distorts or deforms the bottom shelf and also provides an unsightly mounting bolt surface exposed on the upper surface of the bottom shelf. In addition, the exposed bolt surface can limit use of the bottom shelf and also may present a safety hazard. In accordance with this invention, the unique mounting plate provides a blind mounting system for the locker which does not interfere in any way with the continuity of the bottom wall of the locker.
In addition, in accordance with the preferred embodiment of this invention the mounting system provides four (4) consistently spaced anchoring points located to mount the storage units adjacent the outer boundaries thereof. By placing the mounting points close to the outer boundaries of the storage units and by mounting the storage units through a relatively heavy gauge mounting plate that is welded to the frame of the storage unit the rigidity of the assembled system is improved relative to prior art systems in which fasteners generally are spaced closer to the center of the storage units to allow room for the installation tool to fit inside the locker. It should be noted that the mounting plate 24 preferably is of a heavier gauge than the bottom panel or wall of the locker.
The plurality of leveling devices or screws that are adjusted to engage or contact the floor provides additional support and strength in the vertical plane along the elongate extent of the elongate members, thereby increasing the strength of the mounting system, which preferably is formed as a unitary extruded aluminum member. Specifically, the use of leveling screws along the length of the elongate member of the mounting system provides vertical support to the top wall along its entire length and adapts the mating of the mounting system to the floor or other ground surface to thereby compensate for localized dips or sags in the floor or other mounting surface.
In accordance with this invention the actuation of the leveling screws is accomplished through the top surface of the mounting systems and provides for easy access and adjustment of the system. In addition, the mounting system 12 in accordance with this invention provides a mounting surface that fully supports the entire bank of storage units.
In addition, the mounting system of this invention is lightweight and installed with very simple tools. Thus, use of the invention is ideal for installing a bank of storage units in areas where it is difficult to transport concrete and/or the equipment to pour concrete.
In addition, the mounting system of this invention can be installed in a “clean” environment and will not have any impact on the surrounding area or access ways. Pouring concrete, on the other hand, can be very messy and require significant clean-up.
While the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope thereof.