Shelving apparatus

Information

  • Patent Grant
  • 6484893
  • Patent Number
    6,484,893
  • Date Filed
    Friday, June 29, 2001
    23 years ago
  • Date Issued
    Tuesday, November 26, 2002
    22 years ago
Abstract
A shelving apparatus for providing shelving which is retractable and easily reachable. The shelving apparatus includes a housing has a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall. A front side of the housing has an opening therein defined by a front edge of the top, bottom and lateral side walls. At least one railing is positioned in the housing and is attached to the top wall. The railing extends from the back wall to the front edge of the top wall. A shelving assembly is extendably positioned on the railing such that the shelving assembly may be selectively positioned between a point inside of the housing and a point outside of the housing.
Description




BACKGROUND OF THE INVENTION




1. Field of the Invention




The present invention relates to shelf devices and more particularly pertains to a new shelving apparatus for providing shelving which is retractable and easily reachable.




2. Description of the Prior Art




The use of shelf devices is known in the prior art. More specifically, shelf devices heretofore devised and utilized are known to consist basically of familiar, expected and obvious structural configurations, notwithstanding the myriad of designs encompassed by the crowded prior art which have been developed for the fulfillment of countless objectives and requirements.




Known prior art includes U.S. Pat. No. 5,127,721; U.S. Pat. No. 5,086,936; U.S. Pat. No. 5,586,816; U.S. Pat. No. 5,810,179; U.S. Pat. No. 5,209,555; and U.S. Des. Pat. No. 358,727.




While these devices fulfill their respective, particular objectives and requirements, the aforementioned patents do not disclose a new shelving apparatus. The inventive device includes a housing has a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall. A front side of the housing has an opening therein defined by a front edge of the top, bottom and lateral side walls. At least one railing is positioned in the housing and is attached to the top wall. The railing extends from the back wall to the front edge of the top wall. A shelving assembly is extendably positioned on the railing such that the shelving assembly may be selectively positioned between a point inside of the housing and a point outside of the housing.




In these respects, the shelving apparatus according to the present invention substantially departs from the conventional concepts and designs of the prior art, and in so doing provides an apparatus primarily developed for the purpose of providing shelving which is retractable and easily reachable.




SUMMARY OF THE INVENTION




In view of the foregoing disadvantages inherent in the known types of shelf devices now present in the prior art, the present invention provides a new shelving apparatus construction wherein the same can be utilized for providing shelving which is retractable and easily reachable.




The general purpose of the present invention, which will be described subsequently in greater detail, is to provide a new shelving apparatus apparatus and method which has many of the advantages of the shelf devices mentioned heretofore and many novel features that result in a new shelving apparatus which is not anticipated, rendered obvious, suggested, or even implied by any of the prior art shelf devices, either alone or in any combination thereof.




To attain this, the present invention generally comprises a housing has a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall. A front side of the housing has an opening therein defined by a front edge of the top, bottom and lateral side walls. At least one railing is positioned in the housing and is attached to the top wall. The railing extends from the back wall to the front edge of the top wall. A shelving assembly is extendably positioned on the railing such that the shelving assembly may be selectively positioned between a point inside of the housing and a point outside of the housing.




There has thus been outlined, rather broadly, the more important features of the invention in order that the detailed description thereof that follows may be better understood, and in order that the present contribution to the art may be better appreciated. There are additional features of the invention that will be described hereinafter and which will form the subject matter of the claims appended hereto.




In this respect, before explaining at least one embodiment of the invention in detail, it is to be understood that the invention is not limited in its application to the details of construction and to the arrangements of the components set forth in the following description or illustrated in the drawings. The invention is capable of other embodiments and of being practiced and carried out in various ways. Also, it is to be understood that the phraseology and terminology employed herein are for the purpose of description and should not be regarded as limiting.




As such, those skilled in the art will appreciate that the conception, upon which this disclosure is based, may readily be utilized as a basis for the designing of other structures, methods and systems for carrying out the several purposes of the present invention. It is important, therefore, that the claims be regarded as including such equivalent constructions insofar as they do not depart from the spirit and scope of the present invention.




Further, the purpose of the foregoing abstract is to enable the U.S. Patent and Trademark Office and the public generally, and especially the scientists, engineers and practitioners in the art who are not familiar with patent or legal terms or phraseology, to determine quickly from a cursory inspection the nature and essence of the technical disclosure of the application. The abstract is neither intended to define the invention of the application, which is measured by the claims, nor is it intended to be limiting as to the scope of the invention in any way.




It is therefore an object of the present invention to provide a new shelving apparatus apparatus and method which has many of the advantages of the shelf devices mentioned heretofore and many novel features that result in a new shelving apparatus which is not anticipated, rendered obvious, suggested, or even implied by any of the prior art shelf devices, either alone or in any combination thereof.




It is another object of the present invention to provide a new shelving apparatus which may be easily and efficiently manufactured and marketed.




It is a further object of the present invention to provide a new shelving apparatus which is of a durable and reliable construction.




An even further object of the present invention is to provide a new shelving apparatus which is susceptible of a low cost of manufacture with regard to both materials and labor, and which accordingly is then susceptible of low prices of sale to the consuming public, thereby making such shelving apparatus economically available to the buying public.




Still yet another object of the present invention is to provide a new shelving apparatus which provides in the apparatuses and methods of the prior art some of the advantages thereof, while simultaneously overcoming some of the disadvantages normally associated therewith.




Still another object of the present invention is to provide a new shelving apparatus for providing shelving which is retractable and easily reachable.




Yet another object of the present invention is to provide a new shelving apparatus which includes a housing has a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall. A front side of the housing has an opening therein defined by a front edge of the top, bottom and lateral side walls. At least one railing is positioned in the housing and is attached to the top wall. The railing extends from the back wall to the front edge of the top wall. A shelving assembly is extendably positioned on the railing such that the shelving assembly may be selectively positioned between a point inside of the housing and a point outside of the housing.




Still yet another object of the present invention is to provide a new shelving apparatus that has shelving which is movable outside of the cabinet housing and extends downward for reaching the top shelves.




These together with other objects of the invention, along with the various features of novelty which characterize the invention, are pointed out with particularity in the claims annexed to and forming a part of this disclosure. For a better understanding of the invention, its operating advantages and the specific objects attained by its uses, reference should be made to the accompanying drawings and descriptive matter in which there are illustrated preferred embodiments of the invention.











BRIEF DESCRIPTION OF THE DRAWINGS




The invention will be better understood and objects other than those set forth above will become apparent when consideration is given to the following detailed description thereof. Such description makes reference to the annexed drawings wherein:





FIG. 1

is a schematic perspective view of a new shelving apparatus according to the present invention.





FIG. 2

is a schematic side view of the present invention.





FIG. 3

is a schematic cross-sectional view taken along line


3





3


of the present invention.





FIG. 4

is a schematic cross-sectional view taken along line


4





4


of the present invention.











DESCRIPTION OF THE PREFERRED EMBODIMENT




With reference now to the drawings, and in particular to

FIGS. 1 through 4

thereof, a new shelving apparatus embodying the principles and concepts of the present invention and generally designated by the reference numeral


10


will be described.




As best illustrated in

FIGS. 1 through 4

, the shelving apparatus


10


generally comprises a housing


12


having a back wall


14


, a first lateral side wall


16


, a second lateral side wall


18


, a bottom wall


20


and a top wall


22


. A front side of the housing


12


has an opening therein defined by a front edge of the top


22


, bottom


20


and lateral side walls


16


,


18


.




Each of a pair of railings


23


each is positioned in the housing


12


and is attached to the top wall


22


. Each of the railings


23


extends from the back wall


14


to the front edge of the top wall


22


. The railings


23


are spaced from each other. Each of the railings includes an elongated member


24


having a first end


25


and a second end


26


. The elongated member


24


has a middle portion


27


and a pair of legs


28


such that a cross-section taken traverse to a longitudinal axis of the elongated member generally has an upside down U-shape. Each of the legs


28


has a free end having a flange


29


thereon. The flanges


29


extend toward each other such that a slot


30


is defined between the flanges


29


. Each of the flanges


29


has a plurality of wheels


31


rotatably attached thereto having a rotational axis orientated perpendicular to the longitudinal axis of the elongated member


24


. Each of the legs


28


has a plurality wheels


31


rotatably coupled thereto having a rotational axis orientated perpendicular to the longitudinal axis of the elongate member


24


.




Each of a pair of shelving assemblies


40


is extendably positioned on one of the railings


23


such that each of the shelving assemblies


40


may be selectively positioned between a point inside of the housing


12


and a point outside of the housing


12


. Each of the shelving assemblies


40


includes a plurality of baskets


41


. Each of the baskets


41


has a bottom wall


42


and a peripheral wall


44


extending upwardly from the bottom wall. The baskets


41


define shelves and may instead each comprise a panel. The baskets may have alternative shapes and compartments for items such as boxes, cans, plates or cups. The sizes may also be varied for different holding capacities.




A hanging assembly


46


comprises a top portion


47


and pair of supports


60


extending down from the top portion


47


. The supports


60


are spaced from each other. Each of the baskets


41


is positioned between and is attached to each of the supports


60


such that the baskets


41


are vertically positioned with relation to each other as shown in FIG.


1


.




The top portion


47


is extendably positioned on one of the railings


23


. The top portion


47


includes a bar


48


and a sleeve


49


. The sleeve


49


is positionable in the elongated member


24


and is movable along the wheels


31


. Ideally, stops


52


are positioned in the railing


23


and on the sleeve


49


to prevent the sleeve from exiting the railing


23


. The bar


48


is extendable in the sleeve


49


. The sleeve


49


has a pair of open ends and a bottom side having a channel


50


therein extending between ends of the sleeve


49


. The supports


60


are attached to the bar


48


and extend through the channel


50


. The bar


48


preferably rides upon bearings


65


positioned in the sleeves


49


. The bar may have stops


52


thereon as well as the inside of the sleeve


49


for preventing the bar from being removed from the sleeve


49


.




Each of the supports


60


includes a first portion


61


and a second portion


62


. Each of the first portions


61


is attached to the bar


48


and each defines a guide. Each of the first portions


61


have elongated depressions


63


therein extending between and through opposite ends of the first portions


61


. The depressions


63


face each other. Each of the second portions


62


is positioned in the depressions


63


and is extendable between an extended position and a retracted position. The baskets


41


are attached to the second portions


62


of the supports


60


.




A lifting means


70


lifts the second portion


62


toward the bar


48


and into the retracted position. The lifting means


70


includes a casing


71


having a chamber


72


therein. The casing


71


is attached to each of the second portions


62


. An axle


73


extends through the casing and through the chamber. The axle


73


is threaded and is threadably coupled to the casing


71


. A spool


74


is positioned in the casing. The axle


73


extends through the spool


74


such that the spool


74


is rotatable with respect to the axle. A cord


75


is attached to and is wound about the spool


74


when the second portion


62


is in the retracted position. The cord


75


has an end attached to the bar


48


. A biasing means


76


biases rotation of the spool


74


in a first direction. The biasing means


76


comprises a spring positioned between and attached to the spool


74


and the casing


71


. The spring


76


, or biasing means, is wound about the axle


73


. The axle


73


has an end having a handle


77


thereon and positioned outside of the casing


71


. The axle


73


has a panel


78


attached thereto and positioned in the chamber


72


. The panel


78


may be abutted against the spool


74


for selectively preventing rotation of the spool


74


. Also envisioned is a lifting means


70


which is motorized for lowering and lifting the baskets


41


. Also, a plurality of lifting means


70


may be used between the shelves for varying the space between each of the shelves.




In use, back wall


14


of the housing


12


is attached to a vertical wall of a dwelling. The baskets


41


are removable from the housing


12


and the supports


60


are lowered such that a user may reach all of the baskets


41


. This allows a person to effectively reach upper areas of a cabinet which are often not used. The lifting means


70


helps support the weight of baskets and any contents therein, and rewinds the cord


75


on the spool


74


. The handle


77


is used to place pressure on the spool


74


with the panel


78


to prevent the spool


74


from unwinding too easily and supporting more weight.




As to a further discussion of the manner of usage and operation of the present invention, the same should be apparent from the above description. Accordingly, no further discussion relating to the manner of usage and operation will be provided.




With respect to the above description then, it is to be realized that the optimum dimensional relationships for the parts of the invention, to include variations in size, materials, shape, form, function and manner of operation, assembly and use, are deemed readily apparent and obvious to one skilled in the art, and all equivalent relationships to those illustrated in the drawings and described in the specification are intended to be encompassed by the present invention.




Therefore, the foregoing is considered as illustrative only of the principles of the invention. Further, since numerous modifications and changes will readily occur to those skilled in the art, it is not desired to limit the invention to the exact construction and operation shown and described, and accordingly, all suitable modifications and equivalents may be resorted to, falling within the scope of the invention.



Claims
  • 1. A retractable shelving device comprising:a housing having a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall, a front side of said housing having an opening therein defined by a front edge of said top, bottom and lateral side walls; at least one railing being positioned in said housing and being attached to said top wall, said railing extending from said back wall to said front edge of said top wall; a shelving assembly being extendably positioned on said railing such that said shelving assembly may be selectively positioned between a point inside of said housing and a point outside of said housing; and wherein said railing includes an elongated member having a first end and a second end, said elongated member having a middle portion and a pair of legs such that a cross-section taken traverse to a longitudinal axis of said elongated member generally has an upside down U-shape, each of said legs having a free end having a flange thereon, said flanges extending toward each other such that a slot is defined between said flanges, each of said flanges having a plurality of wheels rotatably attached thereto and having a rotational axis orientated perpendicular to said longitudinal axis of said elongated member.
  • 2. A retractable shelving device comprising:a housing having a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall, a front side of said housing having an opening therein defined by a front edge of said top, bottom and lateral side walls; at least one railing being positioned in said housing and being attached to said top wall, said railing extending from said back wall to said front edge of said top wall; a shelving assembly being extendably positioned on said railing such that said shelving assembly may be selectively positioned between a point inside of said housing and a point outside of said housing; and wherein said shelving assembly includes a plurality of baskets, each of said baskets having a bottom wall and a peripheral wall extending upwardly from said bottom wall; and a hanging assembly comprising a top portion and pair of supports extending down from said top portion, said supports being spaced from each other, each of said baskets being positioned between and being attached to each of said supports such that said baskets are vertically positioned with relation to each other, said top portion being extendably positioned on said railings.
  • 3. The retractable shelving device as in claim 1, wherein said shelving assembly includes:a plurality of baskets, each of said baskets having a bottom wall and a peripheral wall extending upwardly from said bottom wall; a hanging assembly comprising a top portion and pair of supports extending down from said top portion, said supports being spaced from each other, each of said baskets being positioned between and being attached to each of said supports such that said baskets are vertically positioned with relation to each other, said top portion being extendably positioned on said railings.
  • 4. The retractable shelving device as in claim 3, wherein said top portion includes a bar and a sleeve, said sleeve being positionable in said elongated member and being movable along said wheels, said bar being extendable in said sleeve, said sleeve has a pair of open ends and a bottom side having a channel therein extending between ends of said sleeve, said supports being attached to said bar and extending through said channel.
  • 5. The retractable shelving device as in claim 4, wherein each of said supports includes a first portion and a second portion, each of said first portions being attached to said bar and defining walls, each of said first portions having elongated depressions therein extending between and through opposite ends of said first portions, said depressions facing each other, each of said second portions being positioned in said depressions and being extendable between an extended position and a retracted position, said baskets being attached to said second portions of said supports.
  • 6. The retractable shelving device as in claim 2, wherein said top portion includes a bar and a sleeve, said sleeve being positionable in said elongated member and being movable along said wheels, said bar being extendable in said sleeve, said sleeve has a pair of open ends and a bottom side having a channel therein extending between ends of said sleeve, said supports being attached to said bar and extending through said channel.
  • 7. The retractable shelving device as in claim 6, wherein each of said supports includes a first portion and a second portion, each of said first portions being attached to said bar and defining walls, each of said first portions having elongated depressions therein extending between and through opposite ends of said first portions, said depressions facing each other, each of said second portions being positioned in said depressions and being extendable between an extended position and a retracted position, said baskets being attached to said second portions of said supports.
  • 8. The retractable shelving device as in claim 7, further including a lifting means for lifting said second portion toward said bar and into said retracted position.
  • 9. The retractable shelving device as in claim 8, wherein said lifting mean includes a casing having a chamber therein, said casing being attached to each of said second portions, an axle extending through said casing and through said chamber, said axle being threaded and being threadably coupled to said casing, a spool being positioned in said casing, said axle extending through said spool such that said spool is rotatable with respect to said axle, a cord being attached to and being wound about said spool when said second portion is in said retracted position, said cord having an end attached to said bar, a biasing means biases rotation of said spool in a first direction.
  • 10. The retractable shelving device as in claim 5, further including a lifting means for lifting said second portion toward said bar and into said retracted position.
  • 11. The retractable shelving device as in claim 10, wherein said lifting mean includes a casing having a chamber therein, said casing being attached to each of said second portions, an axle extending through said casing and through said chamber, said axle being threaded and being threadably coupled to said casing, a spool being positioned in said casing, said axle extending through said spool such that said spool is rotatable with respect to said axle, a cord being attached to and being wound about said spool when said second portion is in said retracted position, said cord having an end attached to said bar, a biasing means biases rotation of said spool in a first direction.
  • 12. A retractable shelving device comprising:a housing having a back wall, a first lateral side wall, a second lateral side wall, a bottom wall and a top wall, a front side of said housing having an opening therein defined by a front edge of said top, bottom and lateral side walls; a pair of railings each being positioned in said housing and being attached to said top wall, each of said railings extending from said back wall to said front edge of said top wall, said railings being spaced from each other, each of said railing comprising; an elongated member having a first end and a second end, said elongated member having a middle portion and a pair of legs such that a cross-section taken traverse to a longitudinal axis of said elongated member generally has an upside down U-shape, each of said legs having a free end having a flange thereon, said flanges extending toward each other such that a slot is defined between said flanges, each of said flanges having a plurality of wheels rotatably attached thereto and having a rotational axis orientated perpendicular to said longitudinal axis of said elongated member, each of said legs having a plurality wheels rotatably coupled thereto and having a rotational axis orientated perpendicular to said longitudinal axis of said elongate member; a pair of shelving assemblies each being extendably positioned on one of said railings such that each of said shelving assemblies may be selectively positioned between a point inside of said housing and a point outside of said housing, each of said shelving assemblies comprising; a plurality of baskets, each of said baskets having a bottom wall and a peripheral wall extending upwardly from said bottom wall; a hanging assembly comprising a top portion and pair of supports extending down from said top portion, said supports being spaced from each other, each of said baskets being positioned between and being attached to each of said supports such that said baskets are vertically positioned with relation to each other, said top portion being extendably positioned on one of said railings, said top portion including a bar and a sleeve, said sleeve being positionable in said elongated member and being movable along said wheels, said bar being extendable in said sleeve, said sleeve has a pair of open ends and a bottom side having a channel therein extending between ends of said sleeve, said supports being attached to said bar and extending through said channel, each of said supports including a first portion and a second portion, each of said first portions being attached to said bar and defining walls, each of said first portions having elongated depressions therein extending between and through opposite ends of said first portions, said depressions facing each other, each of said second portions being positioned in said depressions and being extendable between an extended position and a retracted position, said baskets being attached to said second portions of said supports; and a lifting means for lifting said second portion toward said bar and into said retracted position, said lifting mean including a casing having a chamber therein, said casing being attached to each of said second portions, an axle extending through said casing and through said chamber, said axle being threaded and being threadably coupled to said casing, a spool being positioned in said casing, said axle extending through said spool such that said spool is rotatable with respect to said axle, a cord being attached to and being wound about said spool when said second portion is in said retracted position, said cord having an end attached to said bar, a biasing means biases rotation of said spool in a first direction, said biasing means comprises a spring positioned between and attached to said spool and said casing, said spring being wound about said axle, said axle having an end having a handle thereon and positioned outside of said casing, said axle having a panel attached thereto and positioned in said chamber, wherein said panel may be abutted against said spool for selectively preventing rotation of said spool.
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