Abstract: A process carrier is capable of supporting printed circuit boards during manufacturing and testing. The process carrier includes a base plate, a first top plate and a second top plate. The base plate has an upper surface including a recessed area sized to receive a panelized group of printed circuit board substrates and a lower surface. The first top plate is coupleable to the upper surface of the base plate during a first manufacturing process. The first top plate includes a plurality of connected rails configured to secure the panelized group of printed circuit board substrates. The second top plate is coupleable to the upper surface of the base plate during a second manufacturing process. The second top plate is configured to cover the panelized group of printed circuit board substrates.

Abstract: Implementations of the present invention include methods, devices, and systems that provide effective packaging items with at least one gummy surface. In particular, implementations of the present invention provide a package for items with a gummy surface that does not require a separate liner to be placed on the gummy surface. In example implementations, the package includes inadhesive polymers such that the item can be removeably adhered to a portion of the package. Moreover, example embodiments of the present invention provide packaging devices, systems, and methods that allow an item with a gummy surface to be packaged without any part of the package interfacing with the gummy surface.

Abstract: The pipette tip rack for detachably housing a plurality of pipette tips used in a liquid dispensing apparatus for dispensing liquid comprises a rack body comprising a pipette tip supporting portion for detachably supporting the pipette tips, and a pipette tip housing portion disposed below the pipette tip supporting portion having a plurality of pipette tip inserting holes, and a lid member detachably attached to the rack body for covering a root portion of the pipette tip inserted into the hole. The rack body includes a grasping portion grasped by a user when the pipette tip rack is set to the liquid dispensing apparatus in a state in which the lid member is attached to the rack body.

Abstract: A container for use in processing a biopsy sample. Biopsy sample and materials are received within a sample processing area of the container. A semi-permeable barrier is positioned at a downstream portion of the sample processing area and prevents the prevent passage of the biopsy sample. A cap is positioned at the downstream side of the barrier, and holds fluids within the container.

Abstract: A product container (10) includes a tray. The tray (20) includes a bottom surface (22) and at least one side wall (24) extending from the bottom surface. A plurality of bumps (26) is disposed along the bottom surface.

Abstract: A catheter anchoring system is provided to securely anchor to a patient's skin a catheter and fluid supply tube interconnection. The anchoring system comprises a retainer configured to receive a catheter adaptor in a variety of positions. The adaptor interconnects the catheter and the fluid supply tube. In one embodiment the adaptor has a radial recess that circumscribes the adaptor. The anchoring system additionally includes a flexible, adhesive anchor pad which can supports a tube clip, as well as the retainer. The retainer includes a channel that is configured to receive the adaptor in a snap-fit manner. The retainer also includes a plurality of laterally arranged projections that extend from a channel wall and into a channel. Each radial recess is sized to receive and to capture at least a portion of the projection of the retainer so as to inhibit the adaptor from moving within the channel.

Abstract: An allergy testing tray assembly has an outer tray and an inner tray fitted in the outer tray. Each one piece tray is molded to have three longitudinal areas separated by two rows of spaced posts. A plurality of allergy testing needles are removably held between the adjacent posts. These syringes each have needle protective housing and a sheath that covers the needle prior to use color coded to reflect the gauge of the needle of the syringe. The plunger end of each of the syringes is capped so that each syringe is isolated from the environment. The trays are sealed by a cover sheet that may also have markings in the same color as the color of the housing and the sheath, so that a clinician can readily tell the gauge of the needle of the syringes stored in the trays, without having to remove the cover sheet.

Abstract: A portable caddy, comprising: a base portion; a handle portion removably secured to an upper surface of the base portion, the handle portion having a pair of support members and an elongated member extending therebetween, the handle portion being configured to rotatably support a roll of paper towels above the upper surface of the base portion; a plurality of recessed areas disposed in the upper surface; and an opening in a side wall of the base portion, the opening providing access to a receiving area disposed between the upper surface and a bottom surface of the base portion, wherein the receiving area is configured to store a plurality of plates therein and wherein the opening allows removal of the plates from the receiving area.

Abstract: A thermoformed dispensing container comprises a plastic tray with a dispensing cavity having side walls that include a circular radial side wall portion with a gap, and a disc-shaped thermoformed plastic lid positioned for rotation within the circular radial side wall portion of the tray, the lid having side walls that include a door. The dispensing container can be placed in an open condition by rotating the lid to align the door of the lid with the gap of the tray, or in a closed position by moving the door of the lid away from the gap of the tray.

Abstract: A disposable single use ink cup holder and hand tray for stabilizing and organizing ink cups. A hand tray adjacent the ink cup holder allows a Tattoo Artist access to all the openings for the ink cups while resting his or her hand on the hand tray so any inks or body fluids on the hand stay on the single use ink cup holder and hand tray.

Abstract: An apparatus and method of roughening the sole side surface of a tread band is provided wherein the sole side surface of a tread band is roughened with at least one abrasive roller. The bottom of at least one groove in a tread side of the tread band is supported while the abrasive roller is roughening the sole side surface opposite the supported groove.

Abstract: A packaging arrangement comprises a folding box (13) and a packaging insert (1) arranged therein for fixing elongate articles (30) in position, the packaging insert comprising a sheet-like blank (20). The packaging insert (1) has at least one crosspiece (2) which has in each case two side walls (3, 3?) which are erected from a base plane, are connected to one another at a preferably acute angle and form a top crosspiece edge (4). In order for an article (30) to be deposited, the crosspiece (2) has cutouts (5) which are open in the direction of the top crosspiece edge, a resiliently deformable securing nose (6) being provided on one side of the cutout (5). The securing nose can prevent the article from falling out.

Abstract: A tray configured to contain a food product is described. The bottom surface of the tray includes a flow restricting element which restricts the flow of the food product in the tray. The flow restricting element may include one or more elongated ridges that protrude from the bottom surface of the tray. The flow restricting element may also include a raised pattern on the bottom surface of the tray. By restricting the flow of the food product in the tray, the flow restricting element may reduce or eliminate slippage or slumping of the food product when the tray is placed in a non-horizontal position. Also described is a packaged food product including a tray which contains a dough. The packaged food product is capable of being displayed in a non-horizontal configuration with little or no slumping of the food product.

Abstract: A gaming chip holder and cup holder in one integrally molded device. A generally cylindrical center cup holder section surrounded by semi cylindrical poker style chip holders placed about the circumference of the cup holder area. An area without the chip holders is replaced with an integrally molded handle to facilitate the transportation of the beverage and poker chips from table to table and about the casino in a controlled and organized manner. This handle is formed in such a way as to allow the chip and cup holder device to be slid under the typical poker table bumper pad as to further insure against spillage and to conserve space on the poker table. The chip and cup holder device is also stackable unto itself.

Abstract: A food serving tray assembly includes a serving platter and a receptacle platter. The serving platter includes a disposal opening and serving wells for receiving food items. The receptacle platter and serving platter releasable couple to one another in a serving configuration and a transport configuration. An improvement includes the serving platter having an outer peripheral wall having a first height and dividing walls defining and separating the serving wells, each of the dividing walls being approximately equal to the first height. The peripheral wall of the receptacle platter has a third height and a bottom of the receptacle platter defines a plurality of dividers having a fourth height substantially less than the third height. When the serving platter is received within the receptacle platter, each of the dividers aligns with and engages a respective dividing wall such that two wells are isolated and seated off from one another.

Abstract: A tissue collection tray is described for use with a biopsy device. The tissue collection tray includes a well portion, a body portion and a divider. The well portion is defined by first and second ends, a bottom and at least two walls. The body portion includes a recess formed therein. The divider includes a groove formed therein. The divider is positioned between the recess and the well portion.

Abstract: Trays for securing an article of manufacture within a container include a recess for receiving at least a portion of the article of manufacture therein. The trays also may include one or more sidewalls extending from an edge of the tray towards a container-bearing surface of the tray. At least a portion of the sidewalls may comprise a plurality of generally curved regions defining a plurality of steps leading from the edge of the tray towards the container-bearing surface of the tray. Methods of packaging an article of manufacture include providing such a tray into a container, causing a surface of the tray to abut against a corner or edge of the container, and inserting the article of manufacture into the recess in the tray. Packages for shipping and/or storing such articles of manufacture may include one or more of such trays disposed within a container.

Abstract: The present invention is a horizontal base for stabilizing vertically extending walls comprising a tray surface elevated from said base, the tray surface defining at least one moulded canal of a pre-defined shape, the at least one moulded canal being defined to receive at least one of said vertically extending walls. The base is preferably used in arts and crafts endeavours and in particular, for improved efficiency in the construction of gingerbread-based structures such as gingerbread houses.

Abstract: A spindle packaging tray for holding a plurality of discs, the tray including: a depression designed to hold the plurality of discs, the depression including an inner wall that is at least partially ridged to provide stability for the plurality of discs to stay snug inside the depression; a spindle formed inside the depression, the spindle designed to help keep the plurality of discs in place; and a plurality of holes designed to allow consumers to easily insert or remove the plurality of discs to and from the depression. Keywords include spindle, ridged inner wall, and tray.

Abstract: A pills counting device provided with cleaning means and comprising in combination, a tray comprising: a base member having an upper surface for receiving a bulk quantity of pills; a trough member alongside the base member and provided with a depression having opposite ends and at least one surface for receiving a load of a counted quantity of pills from said bulk quantity, one of said opposite ends further defining a spout for the unloading said counted quantity of pills in a pills container, a lid member having a lower surface, said lid member being mounted on the base member and being movable between two extreme positions, that is: a first position where the lower surface of the lid member is away from the upper surface of the base member and the surface of the depression of the trough member; a second position where the lower surface of the lid member is close and above the upper surface of the base member and the surface of the depression of the trough member to thereby creates a cavity; at least one por

Abstract: A cup carrier for holding beverage cups within a range of shapes and sizes is provided. The carrier has a cup-holding socket that has stabilizing shoulders and stabilizing walls extending inwardly and downwardly therefrom. The stabilizing walls include an upper portion having a relatively shallow angle and lower portions having a steeper angle. This extends the stabilizing wall further into an upper region of the socket, thereby enabling the stabilizing wall to contact smaller diameter cups at a higher point in order to increase stability. The upper portion contacts larger cups inserted into the socket. Because the upper portion initially has a relatively shallow angle, it exerts a desirable gripping force on the cups when it is deflected outwardly by the cup's sidewall. The carrier also includes a stepped center cavity for increased strength and rigidity.

Abstract: A packaging tray including an outer tray (1), having a base (4) and side walls (2) defining a packaging space and false bottom (10) of the tray defining a discrete exudate-collection compartment immediately above the base and reducing the packaging space by the size of the discrete compartment. The false bottom is peripherally connected to the walls and provided with an array of perforations (36) in a discrete minor central region (20) to allow exudate to pass through itself into the exudate-collection compartment. In addition, the tray includes means (28, 30) for gas transfer between the exudate-collection compartment and the packaging space, in addition to and separate from the perforations in the false bottom, and including means inhibiting flow exudate back into the packaging space.

Abstract: The embodiments of the present invention provide a blank foldable material that may be configured to form a container. When formed, the container is self-locking and includes air cell structure that allows for a container with a constant outside volume to have a variable inside volume. The air cell structure container functions to prevent telescoping of vertically stacked container and for strength and stability. The container may be partially assembled for shipping and hand set into final assembly as needed.

Abstract: A catheter anchoring system is provided to securely anchor to a patient's skin a catheter and fluid supply tube interconnection. The anchoring system comprises a retainer configured to receive a catheter adaptor in a variety of positions. The adaptor interconnects the catheter and the fluid supply tube. In one embodiment the adaptor has a radial recess that circumscribes the adaptor. The anchoring system additionally includes a flexible, adhesive anchor pad which can supports a tube clip, as well as the retainer. The retainer includes a channel that is configured to receive the adaptor in a snap-fit manner. The retainer also includes a plurality of laterally arranged projections that extend from a channel wall and into a channel. Each radial recess is sized to receive and to capture at least a portion of the projection of the retainer so as to inhibit the adaptor from moving within the channel.

Abstract: A food serving tray assembly includes a serving platter and a receptacle platter. The serving platter includes a disposal opening and serving wells for receiving food items. The receptacle platter and serving platter releasably couple to one another in a serving configuration and a transport configuration. An improvement includes the serving platter having an outer peripheral wall and a plurality of dividing walls defining and separating adjacent serving wells; and the serving platter being generally received within the outer peripheral wall of the receptacle platter with the bottom of the receptacle platter and the dividing walls of the serving platter collectively isolating the wells from one another when the food serving tray assembly is in the transport configuration.

Abstract: A tray for loading substrates includes a base, an outer frame, plural lateral supporters and plural corner bumps. The base has an upper surface with one or more grooves. The outer frame is located around four edges of the upper surface to thereby form a first space, and has two oppositely arranged first cavities. The lateral supporters are arranged on the base at four edges defining the first space against the outer frame, have second cavities arranged on internal surfaces of the lateral supporters and corresponding to the grooves. The corner bumps are arranged at corners of the outer frame, and are adjacent to the lateral supporters, the base and the outer frame. The corner bumps each have buffer openings to prevent a loaded substrate from damage by collision with the corner bumps. A package box is also disclosed, which can save cost and space in carrying the trays.

Abstract: A device for blind retrieval of food is provided, the device having a single semi-rigid band with an opening, elastically conformable for attachment to a human thigh. A mount is disposed on the band, perpendicular to the opening. A food container having a ridge on the upper surface and a recessed surface on the lower surface, the recessed surface corresponding and conforming with said ridge of the upper surface. A connector is disposed in the recessed surface of the food container where the connector is slidably attachable to the mount of the band. The relative width between mount and the connector varies, providing a wedging or cinching effect upon sliding-attachment of the connector to the mount.

Abstract: The objective of this invention is to eliminate the stacking of the trays into nests and removing the trays from the nest. Another objective is to eliminate the need for an increase size of the indentations and achieve a more snug fit. These objectives are accomplished by forming the tray insitu with the articles. This insures a snug fit and at the same time allows the articles to be removed from the tray as a unit.

Abstract: A combination food or beverage tray and catching mitt for stadium concessions is provided. When present in an unfolded position, the combination is in the form of a food or beverage tray which is suitable for supporting various food and beverage items. When present in a folded position, the combination is in the form of a catching mitt which is suitable for catching a projectile object such as a baseball or the like. In the inventive method, a user grips the combination via a gripping arrangement, and folds the combination along a fold line to convert it from a tray into a catching mitt. The combination may then be used to catch a ball by retaining it between opposing panels of the structure. The inventive combinations are lightweight and economical, and may additionally be imprinted with team logos or messages to serve as marketing materials or souvenirs.

Abstract: A packaging system for protecting a wheel hub containing inboard and outboard bearings separated by a spacer. The packaging system comprises a shipping retainer having inboard and outboard elements that are reversibly locked together within the axial bore of the wheel hub to seal the ends of the axial bore and maintain the alignment of the bearings and spacer. The packaging system further includes a stackable shipping tray having first and second sides, the first side adapted to receive the inboard end of a wheel hub with the shipping retainer installed and the second side adapted to receive the outboard end of a wheel hub. The shipping tray cooperates with the shipping retainer to facilitate assembly and disassembly of the shipping retainer.

Abstract: Cup retaining apparatus and methods are described herein. Retaining a cup or glass within or along a plate assembly allows for the user to hold both the plate and cup or glass with a single hand. Generally, a cup or glass retaining plate assembly may comprise a platform defining an opening which is sized to support a cup or glass extending at least partially through the platform. A retaining clip or arm may be pivotably attached to the platform and movable between a retaining position and a releasing position, wherein the opening opens along a portion of a periphery of the platform such that the cup or glass is secured within the opening when the retaining clip or arm is in the retaining position and wherein the cup or glass is removable when the retaining clip or arm is in the releasing position.

Abstract: A slide holder comprising a rectangular frame having two side walls facing each other, a first end wall facing a second end wall, the second end wall having a latch pivotally attached thereto, the latch capable of being pivoted in such a manner as to enable locking and unlocking of the slide holder in a slide holder carrier. The slide holder carrier has a first end wall, a first side wall, a second end wall, a second side wall, and a shaft running from the first end wall of the slide holder carrier to the second end wall of the slide holder carrier. At least one slide holder is rotatably mounted on the shaft.

Abstract: A can tray (10) includes a floor (12) and a plurality of support members (24) extending upwardly from a periphery of the floor. A plurality of upstanding projections (18,20) extend upwardly from the floor and define can-receiving (14) areas therebetween. Each of the projections includes concave surfaces (19,21) facing the can-receiving areas. The support members are hollow, such that support members of one can tray can be nested within the support members of an identical can tray stacked thereon. The plurality of projections includes a plurality of center projections (18) along at least one of two centerlines of the tray and a plurality of non-center projections (20) not on either of the two centerlines of the tray. The center projections extend higher than the non-center projections.

Abstract: An apparatus comprising a base defining a recess shaped to accommodate a bottom of a tank, a pair of side walls extending upwardly from the base, and a pair of end walls extending upwardly from the base. Each side wall defines an indentation on the inner surface thereof shaped to conform to an outer surface of the tank when the bottom of the tank in the recess. One of the end walls defines a notch shaped to accommodate a neck of a bottle lying on a side thereof between the side walls. The apparatus may be used to transport one of the tank and the bottle at a time.

Abstract: A spindle packaging tray for holding a plurality of discs, the tray including: a depression designed to hold the plurality of discs, the depression including an inner wall that is at least partially ridged to provide stability for the plurality of discs to stay snug inside the depression; a spindle formed inside the depression, the spindle designed to help keep the plurality of discs in place; and a plurality of holes designed to allow consumers to easily insert or remove the plurality of discs to and from the depression. Keywords include spindle, ridged inner wall, and tray.

Abstract: The invention provides a tray organizer apparatus for safely organizing routine expendable medical supplies for in hospital patients disclosing a plurality of variants in the form of a non power embodiment of a surface tray with shaped recesses for retaining medical supplies and power embodiments with 110 ac volt supply with a multiplicity of 110 volt outlet and a plurality of USB ports, Firewire port, and other devices such tiltable LED illuminated mirrors. The tray organizer is formed of injection molded plastic, folded sheet metal or other equal structures and incorporates a peripheral upstanding rim connected to a lower planar surface from which a number of recessed openings are formed with enclosed bottom surfaces to retain expendable supplies in a variety of shapes. All of the organizer tray embodiments can be attached to a portable COTS type intravenous (IV) pole assembly, attached to bed heads or foot boards, hospital bed side rails, and as free-standing non supported trays.

Abstract: A slip sheet is thermoformed as a single-piece plastic sheet body to include a lower surface with a first set of features and an upper surface with a second set of features. The slip sheet is to be positioned between adjacent layers of stacked containers such that the first set of features interfaces directly with container tops and the second set of features supports the container bottoms. The slip sheet includes a hinge that allows one portion of the sheet body to be pivoted relative to another portion of the sheet body to provide access to a lower layer of containers.

Abstract: A flowerpot 1 made of plastic, in particular in a deep-drawn embodiment having a bottom 7 that is provided with holes and hollow layer regions of the bottom 7 on the bottom side for connecting the holes to the environment on the bottom side is designed so that the holes 12, 13 are arranged at least partially in the bottom areas 8, 9, 10, 11 which sit without any spacers for distancing on a supporting surface and have channels 14, 15 in the form of a bottom channeling crisscrossing through the lower area in at least two directions and leading out to the edges. These channels ensure drainage of the flowerpot at the bottom and optionally watering of the pot without providing feet or edge webs on the bottom that would be susceptible entanglement when being shifted on working surfaces or in conveyance with the help of conveyor belts and which can lead to deformation and resilient recoil movements when work is done by machine, in particular when the pots are being placed on a substrate.

Abstract: A packaging body for a honeycomb structure including two trays formed with a pocket having a shape complementary to an end face portion of a honeycomb structure and a shallow box-like tray pack surrounding from the outside and containing the one on the side of a lower end face portion of the honeycomb structure of the two trays, the packaging body for a honeycomb structure enables a lateral access from a side (side face) so that a robot arm and hand can easily put in or take out the honeycomb structure.

Abstract: A multi-purpose multifunction electron microscope specimen box has a box body, a sliding transparent lid fitting over the box body, and an array of piece holes formed on the top surface of the box body. At least one piece hole has a tweezer trough connected to the at least one piece hole. A material recording card is mounted in sliding connection underneath the box body. The grid hole is diamond shaped and the tweezer trough is rectangular to make a spade shaped hole. The grid hole has a pitch, wherein a trough side is higher than a lower side. The box body top surface has a transparent plastic cover piece that has at least two holes in offset orientation. The grid hole is diamond shaped and the tweezer trough is elliptical to make a spade shaped hole. The multifunction electron microscope specimen box also optionally has a specimen block store cavity and a specimen block store cavity having a symmetrical bulge for storing semi-thin sections.

Abstract: A case for consumer products is provided that provides a plurality of products in a single package to facilitate carrying and ready use and at the same time helping the user in choosing the desired kind of product to be used. In one embodiment, the case comprises a cover and a base. The base of the case comprises a frame having at least one section wherein said section holds a tray, wherein said tray has recesses on at least one of its side to accommodate the product on the tray wherein said recess in the tray has at least one compartment to receive the product and there is provided an actuating means that triggers the rotation of the trays so as to reveal the products stored on either side of the tray.

Abstract: A tray for organizing various objects, e.g., medications, their receptacles and medical implements, that are needed in a typical nursing task is provided. The tray is advantageously constructed to balance all the objects during transport and during use such that its contents are prevented from toppling over in motion or in station.

Abstract: A medicine apparatus for storing medicine pill vials; indicator for indicating day, segment of day and time; seven days with four segments per day medicine dispensers; area for sorting medicines; and weekly communications sheets which will be stored as medical records. All the above mentioned elements are embodied within one housing so as to be available in one convenient location. The apparatus has been designated for medical patients who may be experiencing dementia as well as patients who may be losing dexterity in their hands. The apparatus is molded from inert materials such as plastics thus allowing for the said apparatus to be lightweight yet durable and inexpensive.

Abstract: Carrier for cups, said carrier being, more in particular, produced from moulded fibre material. The carrier is arranged to displace as such two or more cups and for displacing a double number of cups through connection with a further carrier. To that end, each carrier is provided with a connection section, in which complementary locking means are provided. According to the invention the locking means are both effective at an outer limit as at an inner limit of the connection section. Because of that a very stable locking is obtained. Further stabilisation can be obtained in that at placing two carriers in each other a lip of the upper one of the two carriers extends in the bottom portion of the accommodation of an other carrier. By providing the cup to be displaced additional stability is provided.

Abstract: A food container insert for holding tacos upright in a food container includes a plurality of pockets, oriented at a minor slope, to facilitate drainage of grease and juices from the taco filling away from the taco shell. Slits along the bottom of the pockets also facilitate the drainage of grease and juices from the taco filling away from the taco shell. The insert is suitable for both take-out food containers and chafing pans.

Abstract: A cassette device for accepting substrates includes a frame, a plurality of slots protruding from opposing sides of the frame, and at least two supporting bars connected to at least two of the slots.

Abstract: A tray intended for the packaging of at least one article. The tray includes two parts connected together by an articulation zone enabling the tray parts to pivot relative to each other about an axis X. A first tray part forms at least one open compartment. One of the two parts includes at least two fastening means capable of engaging with two counterpart fastening means formed on the other of the two parts so as to hold both parts in a first position in which the compartment formed by the first part delimits together with the second part a closed recess capable of receiving an article. One of the two parts is also provided with at least two indentations configured to receive, in a second position of the two parts, the fastening means of a second identical tray positioned against the first.

Abstract: A personal electronics device of the type such as, but not limited to, cell phones, personal digital assistants, digital camera, and digital electronic games, includes a case having a first compartment and a second compartment. A series of integrated electronic components perform a desired personal electronic function wherein at least a portion of the components are housed in the first compartment. The second compartment defines a selectively accessible storage volume. A cosmetic tray is housed in the accessible storage volume and has at least one form of cosmetic selected from the group of nail polish, mascara, eyeliner, lipstick, lip liner, and lip gloss.

Abstract: A carrier tray having a plurality of compartments separated by a plurality of dividers. Each carrier tray has a plurality of stacking pins on a top portion and a plurality of pin holes on a bottom portion. Each stacking pin is located in an area approximately adjacent to each pin hole such that, for a given set of a stacking pin and a pin hole, the stacking pin is slightly offset relative to the pin hole. When stacking the carrier trays to form a stacked configuration of carrier trays, each carrier tray is rotated 180° relative to a carrier tray immediately below and a carrier tray immediately above the carrier tray.

Abstract: A tray system, comprising one or more retaining portions for a food container, the one or more retaining portions receiving and securely holding fitted non-slip inserts. The tray system includes one or more feet which are of a depth at least equal to deepest recessed retaining portion of the tray. The feet may allow the tray to sit stably on a flat surface. The tray may have a non-slip removable insert inserted into the retaining portion which may be fitted to the bottom of the retaining portion and may maintain grip on serving tray and food container.