Nestable storage and transport tray
AssigneeKeith A. Langenbeck
InventorsKeith A. Langenbeck, Jesse P. Kensinger
Life of this patent
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AssigneeKeith A. Langenbeck
InventorsKeith A. Langenbeck, Jesse P. Kensinger
Estimating the term…
A tray for storing articles, such as cylindrical beverage containers, in a substantially upright position includes a bottom member and four wall members interconnected to provide an enclosure for receiving the articles. Each of the wall members has a support member protruding into the enclosure from the corresponding wall member. Each support member has a support surface which is inclined upwardly from the corresponding wall member into the enclosure. A portion of the outer surface of the bottom member adjacent to each of the wall members is also inclined upwardly and is adapted to contact the corresponding support surfaces of another tray when two or more trays are nested. A plurality of external rib members are disposed on respective outer surfaces of the wall members for contacting respective inner surfaces of the wall members of another tray when two or more trays are nested. The engagement between the external rib members of the inner tray and the inner wall surfaces of the outer tray aligns the respective top rim members of the nested trays along respective vertical axes and provides sufficient spacing between the nested trays to prevent the trays from "locking" or sticking together.
A tray for storing articles in a substantially upright position, said tray having a bottom member and four wall members interconnected to provide an enclosure for receiving the articles, each of said wall members having a predetermined draft angle to allow said bottom member and substantial portions of said wall members of said tray to be received within the enclosure of another tray, whereby a plurality of trays are nestable, each of said wall members having a support member protruding into said enclosure from the corresponding wall member, each support member having an upwardly facing support surface intermediate a top portion of said tray and said bottom member for supporting a bottom member of another tray in an intermediate nested position between said top portion and said bottom member, each of said wall members further including a rib member protruding into said enclosure from the corresponding wall member, each of said rib members extending between said top portion and the corresponding support surface, each of said wall members further including a recess formed in an external surface of the corresponding wall member, each of said recesses extending from said bottom member at least partially upwardly along the corresponding wall member, each of said recesses being adapted to receive a corresponding one of said rib members when two trays are nested, to allow the bottom member of an inner tray in a nested configuration to contact the support surfaces of an outer tray in the nested configuration.
Dependencies are inferred from the claim text.
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From the US filing history. Foreign family members aren’t listed.
Packaging groups of articles, the groups being treated as single articles: in trays
Filling containers or receptacles progressively or in stages by introducing successive articles, or layers of articles: by gravity
Trays or like shallow containers: with moulded compartments or partitions
Receptacles: plastic bottle crates
Term ended 8 Mar 2011 (estimated)
USPTO file history isn’t available for this patent, so only indexed dates are shown.
The present invention relates generally to storage and transport trays and in particular to nestable trays for storing and transporting articles, such as beverage containers.
Beverages, such as soft drinks and beer, are distributed commercially in glass and plastic bottles and in aluminum cans. Single service beverage containers, which typically contain six to twenty-four ounces of the beverage, are grouped into individual cases, each of which contains twenty-four individual containers. These cases may be further subdivided into groups of six, eight or twelve individual beverage container packages. Typically, each case of individual containers or multiple container packages is loaded by an automated tray packing system into a separate tray for transport from the site of a bottling company to the point of sale, such as at a grocery store.
According to prior practice, trays used for transporting beverage containers are made of corrugated paper or wood. Corrugated paper trays are typically rectangular in shape, with upright walls around the perimeter of the tray. Thus, the beverage containers must be loaded vertically into the tray, which is a relatively slow and complex process. Alternatively, if the containers are loaded into the corrugated paper tray when the tray is disposed at an angle relative to the incoming containers, the volume of the tray must be substantially greater than the volume occupied by the containers when the containers are loaded into the tray, thereby resulting in excessive free play or "slop" among the containers in the tray after loading.
FIGS. 1-4 are perspective, side elevation, end elevation and top plan views, respectively, of a first embodiment of a tray for storing and transporting beverage containers and the like, according to the present invention;
FIGS. 5-7 are side elevation, end elevation and top plan views, respectively, of a second embodiment of a tray, according to the present invention;
FIGS. 8-10 are side elevation, end elevation and top plan views, respectively, of a third embodiment of a tray, according to the present invention;
In the description which follows, like parts are marked throughout the specification and drawings, respectively. The drawings are not necessarily to scale and in some instances proportions have been exaggerated in order to more clearly depict certain features of the invention.
Referring to FIGS. 1-4, a first embodiment of a storage and transport tray 11 according to the present invention is depicted. Tray 11 is comprised of a bottom member 13, a pair of oppositely positioned side walls 15 and 17 and a pair of oppositely positioned end walls 19 and 21, interconnected to form an enclosure for receiving articles therein. The respective intersections between adjacent ones of the tray walls and between each of the walls and bottom member 13 define respective curved surfaces to provide respective areas of transition therebetween, thereby enhancing the strength and rigidity of tray 11.
Disposed on respective inner surfaces of side walls 15 and 17 and on bottom member 13 are a first set of rib members 23. First rib members 23 are arranged in cooperating pairs to define respective recessed regions 25 therebetween. The spacings between adjacent ones of rib members 23 are dependent upon the thickness of rib members 23 (measured perpendicularly inward from the respective side walls 15 and 17) and the diameter of the container. The greater the thickness of rib members 23, the greater will be the spacings between adjacent ones of the rib members, so that cylindrically-shaped articles, such as beverage containers, stored in tray 11 are able to contact the respective side walls 15 and 17 within the respective recessed regions 25, as will be described in greater detail with reference to FIGS. 25-28.