The disclosure of U.S. Provisional Patent Application No. 62/176,795, which was filed on Feb. 27, 2015, is hereby incorporated by reference for all purposes as if presented herein in its entirety.
The present disclosure generally relates to cartons, trays, and/or other constructs for holding food products and/or other types of articles. More specifically, the present disclosure relates to constructs that may include interlocking features.
In general, one aspect of the disclosure is generally directed to a construct for holding at least one article. The construct comprises a plurality of panels extending at least partially around an interior of the construct. The plurality of panels can at least partially form a corner of the construct. The construct further comprises locking features for at least partially interlocking the construct with a separate construct. The locking features can comprise at least a locking tab and an engagement aperture, and the locking tab can be proximate the engagement aperture at the corner of the construct.
In another aspect, the disclosure is generally directed to a package for holding at least one article. The package can comprise a first construct forming a tray of the package. The tray can comprise a plurality of tray panels extending at least partially around an interior of the package, a tray locking tab, and a tray engagement aperture. The plurality of tray panels can at least partially form a tray corner, the tray locking tab can extend from a tray panel of the plurality of tray panels at the tray corner, and the tray engagement aperture can extend at the tray corner. A second construct can form a lid of the package. The lid can comprise a plurality of lid panels extending at least partially around an interior of the package, a lid locking tab, and a lid engagement aperture. The plurality of lid panels can at least partially form a lid corner, the lid locking tab can extend from a lid panel of the plurality of lid panels at the lid corner, and the lid engagement aperture can extend at the lid corner. The lid locking tab and the lid engagement aperture can be for selectively engaging the respective tray engagement aperture and tray locking tab to at least partially interlock the tray and the lid.
In another aspect, the disclosure is generally directed to a blank for forming a construct for holding at least one article. The blank can comprise a plurality of panels for being disposed at least partially around an interior of the construct formed from the blank to at least partially form a corner of the construct formed from the blank. The blank further can comprise locking features for at least partially interlocking the construct formed from the blank with a separate construct. The locking features can comprise at least a locking tab and an engagement aperture. The locking tab can be proximate the engagement aperture at the corner when the construct is formed from the blank.
In another aspect, the disclosure is generally directed to a method of forming a construct. The method can comprise obtaining a blank comprising a plurality of panels and locking features. The locking features can comprise at least a locking tab and an engagement aperture. The method further can comprise positioning the panels of the plurality of panels to extend at least partially around an interior of the construct. The positioning the panels can comprise forming a corner of the construct, wherein the locking tab is proximate the engagement aperture at the corner of the construct.
In another aspect, the disclosure is generally directed to a method of forming an assembly. The method can comprise obtaining a first construct and a second construct. The first construct can form a tray of the package. The tray can comprise a plurality of tray panels extending at least partially around an interior of the package, a tray locking tab, and a tray engagement aperture. The plurality of tray panels can at least partially form a tray corner, the tray locking tab can extend from a tray panel of the plurality of tray panels at the tray corner, and the tray engagement aperture can extend at the tray corner. The second construct can form a lid of the package. The lid can comprise a plurality of lid panels extending at least partially around an interior of the package, a lid locking tab, and a lid engagement aperture. The plurality of lid panels can at least partially form a lid corner, the lid locking tab can extend from a lid panel of the plurality of lid panels at the lid corner, and the lid engagement aperture can extend at the lid corner. The method further can comprise at least partially interlocking the first construct with the second construct by disposing at least one of the lid locking tab and the tray locking tab to be at least partially received in the respective tray engagement aperture and lid engagement aperture.
Those skilled in the art will appreciate the above stated advantages and other advantages and benefits of various additional embodiments reading the following detailed description of the embodiments with reference to the below-listed drawing figures.
According to common practice, the various features of the drawings discussed below are not necessarily drawn to scale. Dimensions of various features and elements in the drawings may be expanded or reduced to more clearly illustrate the embodiments of the disclosure.
Corresponding parts are designated by corresponding reference numbers throughout the drawings.
The package or assembly of the present disclosure can be useful in containing one or more products (e.g., a food product) or other articles such as any suitable type of product that can be stored, transported, cooled, frozen, heated, and/or cooked (e.g., in a microwave oven). Some suitable products could comprise a sandwich, hot dog, French fries, nachos, fruits, vegetables, popcorn, cuts of meat, or any other suitable food product or other article. Further, the package of the present disclosure can be used for heating, cooking, browning, crisping, etc. the food product by use of a heating or cooking device such as a microwave oven. It is understood that food products (or non-food products) other than the food products listed herein may be contained in the package. Further, products contained in this package may be generally rectangular, triangular, round, square, irregular, or any other shape. In this specification, the terms “inner,” “interior,” “outer,” “exterior,” “lower,” “bottom,” “upper,” and “top” indicate orientations determined in relation to fully erected and upright packages.
The blank 103 has a longitudinal axis L1 and a lateral axis L2. The blank 103 includes a central panel 110 foldably connected to a first side panel 112 at a first longitudinal fold line 114. A second side panel 116 is foldably connected to the central panel 110 along a second longitudinal fold line 118. In the illustrated embodiment, the longitudinal fold lines 114, 118 are slightly curved so that the middle of central panel 110 bulges outwardly somewhat. Alternatively, the longitudinal fold lines 114, 118 could be straight or could be alternatively curved without departing from the disclosure. A first end panel 120 is foldably connected to the central panel 110 along a first lateral fold line 122 at one longitudinal end of the central panel 110, and a second end panel 124 is foldably connected to the central panel 110 along a second lateral fold line 126 at another longitudinal end of the central panel 110.
In the illustrated embodiment, the blank 103 includes end flaps 130, 132 foldably connected at respective ends of the first side panel 112 along respective fold lines 134, 136. End flaps 138, 140 are respectively foldably connected at respective ends of the second side panel 116 along the respective fold lines 142, 144. In one embodiment, each of the end flaps 130, 138, 132, 140 is at least partially separable from the respective end panel 120, 124 along respective cut lines 146. The blank 103 could be otherwise shaped, arranged, positioned, and/or configured without departing from the disclosure. For example, the end flaps 130, 138, 132, 140 could be foldably connected to the respective end panels 120, 124. Alternatively, the end flaps 130, 132, 138, 140 could be omitted from the blank 103 without departing from the disclosure.
As shown in
As shown in
In the illustrated embodiment, as the end panels 120, 124 and the end flaps 130, 132, 138, 140 are folded relative to one another, the end panel 120 separates from the end laps 130, 138 at the cut lines 146 to form two corner edges 158 along each of the end panels 120, 124. Each of the corner edges 158 is disposed in the respective corners 109 of the construct 105 and defines a respective one of the engagement notches 156 (
Alternative assembling, loading, and closing steps may be used without departing from the scope of the disclosure. For example, the end flaps 130, 138, 132, 140 can be folded into face-to-face contact with the exterior surfaces of the respective end panels 120, 124. In addition, the construct 105 can be formed by press-forming a blank in a forming tool, or the construct 150 could be formed by other methods.
According to one embodiment,
As shown in
In the illustrated embodiment, as shown in at least
The assembly 180 of the tray 105b and the lid 105a is shown in
In an alternative embodiment, the lid side panels 112a, 116a can be generally outside the tray side panels 112b, 116b, and the tray locking tabs 148b can be received in the respective lid engagement apertures 150a without departing from the disclosure. In one embodiment, to disengage the lid 105a from the tray 105b in this alternative configuration, the tray side panels 112b, 116b can be pinched to move the tray locking tabs 148b towards the lid interior 170 away from the lid side panels 112a, 116a and to disengage the tray locking tabs 148b from the respective lid engagement apertures 150a. The tray 105b and/or the lid 105a could be alternatively configured, shaped, positioned, and/or arranged without departing from the disclosure.
In the illustrated embodiment, the terms “lid” and “tray” are generally interchangeable and are used in the description and claims only to differentiate between the constructs and their features for clarity since the constructs 105a, 105b are identical, substantially identical, or generally identical. Stated another way, the assembly 180 could be inverted so that the construct 105a forms the “tray” on the bottom of the assembly and the construct 105b forms the “lid” on top of the assembly. In addition, the lid locking tabs 148a engaging the tray engagement apertures 150b as shown and described in the illustrated embodiment is essentially equivalent to the “tray” locking tabs 148a engaging the “lid” engagement apertures 150b.
In the illustrated embodiment, the construct 105 is versatile, convenient, and efficient at least because the construct 105 has both a locking tab 148 and an engagement aperture 150 at each of its corners 109 (e.g., at each end of the side panels 112, 116). Each corner 109 of the construct 105 can act as female locking feature (e.g., receiving locking tabs from a separate construct in the respective engagement apertures 150 in the construct 105) or a male locking feature (e.g., the locking tabs 148 being received in respective engagement apertures in a separate construct). Accordingly, when serving food for takeout, for example, the food product can be placed in a first construct 105 (e.g., that was taken from a stack of nested constructs, not shown), and a second construct 105 (e.g., which can be taken from the same stack as the first construct) can be interlocked with the first construct to form the assembly 180 as described above. In one embodiment, only one stack of constructs 105 is needed for the supply of lids and trays. In alternative packages where the lid is different than the tray, the lids and trays would be arranged in separate stacks that can take up valuable space. In situations where a lid is not needed, such as for when a patron is dining in at a quick-service restaurant in one example, a single construct 105 can be used as a tray to serve a food product without a lid. In contrast, in a different style of container with a lid that is different than the tray or wherein the lid is attached to the tray (e.g., a clamshell container), the unneeded lid is wasted material and takes up additional space. Accordingly, in situations where a lid is needed for the tray in some occasions and a lid is not needed for the tray in other occasions, the construct 105, which can serve as either a tray or as a lid in cooperation with another construct 105, is more convenient and efficient.
The blank 103 and/or the construct 105 and/or the assembly 180 could be otherwise shaped, arranged, positioned, and/or configured without departing from the disclosure. The blank and construct described above are included by way of example. For example, the shapes of the overall construct and/or the locking features could be any suitable shape. The shapes described above and included in the figures are included by way of example, and the construct 105 could have any suitable number of corners 109 and/or locking features 107 without departing from the disclosure.
In general, the blank may be constructed from paperboard having a caliper so that it is heavier and more rigid than ordinary paper. The blank can also be constructed of other materials, such as cardboard, or any other material having properties suitable for enabling the carton to function at least generally as described above. The blank can be coated with, for example, a clay coating. The clay coating may then be printed over with product, advertising, and other information or images. The blank may then be coated with a varnish to protect information printed on the blanks. The blank may also be coated with, for example, a moisture barrier layer, on either or both sides of the blanks. The blank can also be laminated to or coated with one or more sheet-like materials at selected panels or panel sections.
In accordance with the exemplary embodiments, a fold line can be any substantially linear, although not necessarily straight, form of weakening that facilitates folding therealong. More specifically, but not for the purpose of narrowing the scope of the present disclosure, fold lines include: a score line, such as lines formed with a blunt scoring knife, or the like, which creates a crushed or depressed portion in the material along the desired line of weakness; a cut that extends partially into a material along the desired line of weakness, and/or a series of cuts that extend partially into and/or completely through the material along the desired line of weakness; and various combinations of these features. In situations where cutting is used to create a fold line, typically the cutting will not be overly extensive in a manner that might cause a reasonable user to incorrectly consider the fold line to be a tear line.
The above embodiments may be described as having one or more panels adhered together by glue during erection of the carton embodiments. The term “glue” is intended to encompass all manner of adhesives commonly used to secure carton panels in place.
The foregoing description of the disclosure illustrates and describes various exemplary embodiments. Various additions, modifications, changes, etc., could be made to the exemplary embodiments without departing from the spirit and scope of the disclosure. It is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense. Additionally, the disclosure shows and describes only selected embodiments of the disclosure, but the disclosure is capable of use in various other combinations, modifications, and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, commensurate with the above teachings, and/or within the skill or knowledge of the relevant art. Furthermore, certain features and characteristics of each embodiment may be selectively interchanged and applied to other illustrated and non-illustrated embodiments of the disclosure.
This application claims the benefit of U.S. Provisional Patent Application No. 62/176,795, filed on Feb. 27, 2015.
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