The present invention relates generally to a container which rests upon a pedestal lid and, more particularly, to a container vessel having a cavity formed in the bottom portion thereof and a pedestal lid having a raised wall portion associated therewith, the raised wall portion being cooperatively received within the cavity of the container vessel, the container cavity having a non-skid mechanism associated therewith for increasing the stability of the container vessel when placed on the pedestal lid.
Containers which rest upon a pedestal lid are well known particularly in the candle industry. When a candle vessel or any other type of container is resting on a flat surface associated with a pedestal lid, the container or candle vessel is susceptible to sliding and rotating on the flat surface of the pedestal lid when any type of force is applied to the vessel. This is particularly true when the container or vessel is made of glass or some other smooth, slick material where the coefficient of friction between the container vessel and the pedestal lid is low thereby allowing the vessel to slide and rotate on the pedestal lid when a force is applied to the container. This is often times perceived by consumers as “instability”.
The present invention is therefore directed to increasing the coefficient of friction between the bottom of the container vessel and the top of the pedestal lid without destroying the aesthetically pleasing look of the container resting on top of the pedestal lid and while, at the same time, incorporating the solution to this problem into an automated production environment.
The present invention is directed to increasing the stability of a container vessel when placed upon a pedestal lid by increasing the coefficient of friction between the bottom surface of the container vessel and the top surface of the pedestal lid. In one embodiment of the present invention, the container vessel includes a cavity or recess associated with the bottom portion of the vessel and the pedestal lid includes a raised projection or raised wall portion specifically dimensioned and configured for being received by and fitting into the cavity or recess associated with the container vessel. The cooperatively engaging recess and projection can take on a wide variety of different shapes including a square shape, a circular shape, or any other shape which can be incorporated both into the bottom portion of the container vessel and the top portion of the pedestal lid.
Since the use of glass and a wide variety of metal materials for the container vessel and/or pedestal lid result in a low coefficient of friction between the bottom portion of the container vessel and the top portion of the pedestal lid, the present invention is specifically directed to applying a plurality of small bumpers or projections to the bottom portion of the container vessel and, more particularly, to the recess or cavity formed therewithin, these bumpers or projections being in direct contact with the raised wall portion associated with the pedestal lid when the pedestal lid is engaged with the bottom portion of the container vessel. These small bumpers or projections extend downwardly from the top wall portion of the container recess or cavity and directly engage the top portion of the raised wall portion associated with the pedestal lid.
The type of material used for creating the plurality of bumpers or projections within the container cavity will dictate the increase in stability and the increase in the coefficient of friction between the pedestal lid and the container vessel. In one embodiment, an acrylated urethane class of curable adhesive is used to form the plurality of bumpers or projections. This material, when cured, is pliable, rubbery and tack-free. Once cured, this adhesive acts as an anti-slip bumper which engages the pedestal lid and increases the coefficient of friction between the container vessel and the pedestal lid anywhere from about 0.3 (need units) to a value greater than 1 (need units). The non-skid bumpers are shaped into semi spherical dots and are strategically placed within the recess or cavity of the container vessel depending upon the specific UV cured adhesive used. The semi-spherical dots or bumpers are optically clear and appear integrated into the container vessel when the container vessel is formed of glass.
It is also recognized and anticipated that a wide variety of different types of UV cured adhesives can be used and it is recognized and anticipated that other patterns and dimensions of the cured adhesive bumpers can likewise be utilized depending upon the particular application.
Other aspects and advantages of the present invention will become apparent to those skilled in the art from the following detailed description of the various embodiments of the present invention along with the accompanying drawings.
For a better understanding of the present invention, reference may be made to the following accompanying drawings.
Referring to the drawings more particularly by reference numbers wherein like numerals refer to like parts, the number 10 in
The container assembly 10 illustrated in
The container vessel 12 likewise includes a second cavity or recessed portion 20 formed into the bottom wall portion of the vessel, the lower cavity 20 including a top wall portion 22 and a downwardly extending perimeter flange or side wall portion 24 as best illustrated in
The container assembly 10 also includes a pedestal lid 26 which includes a plurality of side walls 28 and a raised projection or raised top wall portion 30 as best illustrated in
The present invention is specifically directed to increasing the stability of the container vessel 12 when placed on top of the pedestal lid 26. This goal is achieved by specifically applying a plurality of small bumpers or projections 36 within the lower vessel cavity 20 and, more particularly, in a strategic position on the top wall portion 22 of the lower vessel cavity 20. These bumpers are positioned such that they will be in direct contact with the raised wall portion or projection 30 of the pedestal lid 26 when the pedestal lid 26 is inserted into the lower vessel cavity 20 of container 12. In the embodiment illustrated in
The type of material used for creating the plurality of bumpers 36 within the container cavity 20 will dictate the increase in stability and how much the coefficient of friction will increase between the pedestal lid 26 and the container vessel 12. In one embodiment, a specific amount of Dymax® 1165M UV cured adhesive was applied to the top wall portion 22 of vessel cavity 20 to create the small bumpers 36. The Dymax® 1165M UV cured adhesive was applied in each corner of the lower vessel cavity 20 as best illustrated in
The Dymax® 1165M UV cured adhesive is an acrylated urethane class adhesive. It is recognized and anticipated that any type of acrylated urethane class adhesive may be used to form the small bumpers 36. It is also recognized and anticipated that a wide variety of other adhesives including UV cured adhesives, or a wide variety of other materials can be used to increase the coefficient of friction between the lower vessel cavity 20 and the pedestal lid 26. In the particular embodiment illustrated in
In many industries, such as the candle industry where a glass vessel is wicked and filled with wax, it is important to integrate the application of the small bumpers or dots 36 into the container vessel 20 during the automated production process of producing a container with the candle wick and wax incorporated therewithin. The application of the Dymax® 1165M adhesive, or any other adhesive, or other higher coefficient of friction material is applied to the container vessel 12 before the container is filled with any appropriate material. For example, the vessel 12 can be loaded, bottom up, onto a single wide conveyor such that the container vessel lower cavity 20 is exposed. The vessel 12 then travels down the conveyor and is secured by a clamp or other mechanism on either side of the container 12. A plurality of nozzles with a specific pattern are lowered towards the vessel cavity 20 as the vessel moves on the conveyor and the nozzles dispense any plurality of spots of adhesive onto the top wall 22 of container cavity 20. The amount of adhesive dispensed from the nozzles is pneumatically controlled during the production process. A container 12 then moves by the conveyor into a UV curing tunnel so as to cure the adhesive if an acrylated urethane class of adhesive is being used. The vessel 12 is then flipped over and fed into the remainder of the production process, for example, a candle production process, so as to fill the container with a wick and wax or other material depending upon the production process. Once cured, the adhesive acts as an anti-slip bumper on the pedestal lid 26 when the pedestal lid is engaged with the container cavity 20.
It is important to recognize that the small bumpers 36 are shorter in height or depth than the height or depth of the perimeter wall 24 forming the lower container cavity 20. This allows the raised portion 30 of the pedestal lid to be received by the container cavity 20 and allows a sufficient portion of the raised portion 30 to seat within the cavity 20. This allows the perimeter wall 24 to also provide stability to the container vessel 12 when the vessel 12 is seated on the pedestal lid 26. The height or depth of the perimeter wall 24 can vary depending upon the size of the container 12.
In still another embodiment, the pedestal lid 26 may include a gasket member 38 as best illustrated in
It is also recognized and anticipated that the size and shape of the container vessels 12 and 54 illustrated herein can take on a wide variety of different shapes including rectangular, square, circular, hexagonal and other shapes and that the pedestal lid 26 can be sized and dimensioned so as to fit the shape of the container vessel 12 and 54. It is also recognized that the gasket member 38 can be shaped and dimensioned so as to fit the size and shape of the pedestal lid 26. Still further, it is recognized and anticipated that the plurality of small bumpers or dots 36 could be formed by other manufacturing processes including a roll configuration process and that the individual bumpers 36 could be applied using a specially designed applicator, or such bumpers 36 could be hand attached to the top wall portion 22 of the lower container vessel 20. Additionally, the patterns and dimensions of the bumpers 36 can vary and can take on a wide variety of different shapes and sizes and it is recognized that a single bumper 36 could be utilized in certain applications depending upon the size and shape of the container vessels 12 and 54, although a plurality of bumpers 36 are generally preferred. It is also recognized and anticipated that the bumpers 36 do not need to be positioned in the respective corners of the cavity 20 as illustrated in
Although the present container vessels 12 and 54 are typically used in the candle industry, it is recognized and anticipated that the use of the present bumpers 36 can be applied to any container that needs to rest on a pedestal lid such as pedestal lid 26 regardless of what is contained or positioned within the container vessel.
Thus, there has been shown and described several embodiments of as novel container assembly which is adaptable for use in a wide variety of different applications where the container vessel is placed on a pedestal lid. The present embodiments fulfill all of the objects and advantages sought therefore. Many changes, modifications, variations and other uses and applications of the present invention will, however, become apparent to those skilled in the art after considering the present specification and the accompanying drawings. All such drawings, modifications, variations and other uses and applications which do not depart from the spirit and scope of the present invention are deemed to be covered by the present invention which is limited only by the claims which follow.
Number | Name | Date | Kind |
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5586656 | Abrums | Dec 1996 | A |
6209725 | Chen | Apr 2001 | B1 |
20120312812 | Sosnovsky | Dec 2012 | A1 |
20150274362 | Christopher | Oct 2015 | A1 |
Number | Date | Country | |
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20200180831 A1 | Jun 2020 | US |