Toy hoop

Information

  • Patent Grant
  • 6450854
  • Patent Number
    6,450,854
  • Date Filed
    Monday, April 16, 2001
    23 years ago
  • Date Issued
    Tuesday, September 17, 2002
    22 years ago
Abstract
The present invention is a toy hoop for use by a person. In one embodiment of the present invention, the toy hoop comprises a hoop member having first and second end portions and a first channel adapted to receive flow of a first medium such as water. The toy hoop further comprises an interconnect member having first and second end portions adapted to connect the first and second end portions of the hoop member. The interconnect member comprises a first channel in communication with the first channel of the hoop member to allow the first medium to flow there thru. Each of the first and second end portions have an outside surface and an inside surface. The inside surfaces are downwardly tapered to provide laminar flow of the first medium thru the first channel of the hoop member. The toy hoop further comprises a first inlet port in communication with the first channel to allow the person to adjust the volume of the first medium and therefore the mass of the hoop member and the centrifugal force. The toy hoop further comprises a first plug member adapted to engage with the first inlet port member to seal the first channel. In use, the person may fill the first channel of the hoop member with a desired volume of medium to obtain a desired mass and centrifugal force.
Description




FIELD OF THE INVENTION




The present invention relates to the field of toy hoops.




BACKGROUND OF THE INVENTION




U.S. Pat. No. 2,946,152 entitled “Musical Hoop” and having a filing date of Sep. 15, 1998, and an issue date of Jul. 26, 1960, discloses a toy that many people generically call a “hula hoop.” This patent discloses a toy hoop having a medium contained and flowing within the toy hoop to create sound as the hula hoop is used by a person. This patent discloses that “the means for creating sound comprises granules . . . such granules may include a wide variety of waters, such as buckshot, rice, wheat, and other grains, gravel, etc. . . ”.




U.S. Pat. No. 5,022,646 entitled “Fluid Filled Jumping Stick” and having an issue date of Jul. 11, 1991, discloses an exercise toy in the form of a jump rope made of flexible tubing, a handle portion to which the ends of the flexible jump rope are connected thereto, and water contained and flowing within the flexible jump rope and handle portion to create a centrifugal force.




U.S. Pat. No. 5,022,646 entitled “Decoration of Children's Playthings Including An Exercise and Entertainment Hoop” and having an issue date of Jul. 23, 1996, discloses a toy hoop having a decorative pattern adhesively applied to the outside surface of the toy hoop.




SUMMARY OF THE PRESENT INVENTION




One object of the present invention was to develop a toy hoop that could be adjustably filled with a medium such as water, to allow the user to adjustably control the centrifugal force generated by the person's use of the toy hoop.




Another object of the present was to develop a toy hoop that could be adjustably filled with a medium such as water and/or bells, to allow the user to adjustably control the sound generated by the person's use of the toy hoop.




Another object of the present was to develop a toy hoop that could be adjustably filled with at least two separate mediums such as, water and/or bells, to allow the user to adjustably control the centrifugal force and sound generated by the person's use of the toy hoop.




The present invention is a toy hoop for use by a person. In one embodiment of the present invention, the toy hoop comprises a hoop member having first and second end portions and a first channel adapted to receive flow of a first medium such as water. The toy hoop further comprises an interconnect member having first and second end portions adapted to connect the first and second end portions of the hoop member. The interconnect member comprises a first channel in communication with the first channel of the hoop member to allow the first medium to flow there through. Each of the first and second end portions have an outside surface and an inside surface. The inside surfaces are downwardly tapered to provide laminar flow of the medium thru the first channel of the hoop member. The toy hoop further comprising a first inlet port in communication with the first channel to allow the person to adjust the volume of the first medium and therefore the mass and the centrifugal force when the toy hoop is used by the person. The toy hoop further comprises a first plug member adapted to engage with the first inlet port member to seal the first channel. In use, the person may fill the first channel of the hoop member with a desired volume of medium to obtain a desired mass, and centrifugal force and sound when used by the person.




In another embodiment of the present invention, the hoop member further comprises a second channel adapted to receive flow of a second medium, such as water. The interconnect member comprises a second channel of similar design to the first channel and in communication with the second channel of the hoop member to allow the second medium to flow there thru. The toy hoop further comprises a second inlet port in communication with the second channel to allow the person to adjust the volume of the second medium. The toy hoop further comprising a second plug member adapted to engage with the second inlet port member to seal the second channel. The hoop member and the first and second channels of the hoop member may be cylindrically shaped. The first channel is disposed closer to the outside surface of the hoop member than the second channel. In use, the person may fill the first and/or second channels of the hoop member with a desired volume of medium, such, as water, to obtain a desired mass and centrifugal force.




In another embodiment of the present invention, the hoop member may further comprise third and fourth channels adapted to receive flow of third and fourth mediums. The toy hoop may further comprise third and fourth inlet ports in communication with the third and fourth channels of the hoop member, respectively, to allow the person to adjust the volume of the third and fourth mediums. The interconnect member may comprise a third and fourth channel in communication with the third and fourth channels of the hoop member. The toy hoop may further comprise third and fourth inlet ports in communication with the third and fourth channels of the hoop member to allow the person to adjust the volume of third and fourth mediums, such, as water, to obtain a desired mass and centrifugal force when used by the person.











BRIEF DESCRIPTION OF THE DRAWINGS




The following detailed description of the invention will be better understood with reference to the drawings wherein:





FIG. 1

is a perspective view of a first embodiment of the toy hoop of the present invention showing an interconnect member and a single inlet port;





FIG. 2

is a cross-section view taken along line


2





2


of

FIG. 1

, showing the interconnect member and a single water channel;





FIG. 3

is a cross-section view taken along line


3





3


of

FIG. 1

, showing the interconnect member;





FIG. 4

is a cross-section view taken along line


4





4


of

FIG. 1

showing a single inlet port of the present invention;





FIG. 5

is a perspective view of the plug member of the present invention;





FIG. 6

is a cross section of a second embodiment of the present invention, showing the hoop member having two channels and two inlet ports;





FIG. 7

is a cross-section view showing the hoop member having four channels and two inlet ports; and





FIG. 8

is a cross section view showing an interconnect member have two channels.











DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS




Referring to

FIGS. 1-5

, where a first embodiment of a toy hoop


10


of the present invention is shown for use by a person


12


. In this embodiment, the toy hoop


10


comprises a hoop member


14


having an annular wall


13


, an outside surface


15


, an inside surface


17


, first and second end portions


16


and


18


and a first channel


20


adapted to receive flow of a first medium


22


such as water. In the embodiment shown, the hoop member


14


is elongated. The toy hoop


10


further comprises an interconnect member


24


having first and second end portions


26


and


28


adapted to connect the first and second end portions


16


and


18


of the hoop member


14


. The interconnect member


24


comprises a first channel


30


in communication with the first channel


20


of the hoop member


14


to allow the first medium


22


to flow there thru. Each of the first and second end portions


26


and


28


of the interconnect member


24


have an outside surface


32


and an inside surface


34


. The inside surfaces


34


are downwardly or inwardly tapered from a point inward of the first channel


30


to the first and second end portions


26


and


28


to provide laminar flow of the first medium


22


thru the first channel


20


of the hoop member


14


. The outside surface


32


may be curved or otherwise shaped to the contour of the inside surface of the first and second end portions


16


and


18


of the hoop member


14


to further reduce friction and head loss. The toy hoop


10


further comprises a first inlet port


36


in communication the first channel


20


to allow the person


12


to adjust the volume of the first medium


22


and therefore the mass of the hoop member


14


and the generated centrifugal force. The first inlet port


36


has an opening


35


formed in the annular wall


13


and extending from the outside surface


15


to the inside surface


17


. The first inlet portion


36


further comprises a recessed seat


37


. The first inlet port


36


is disposed below the outside surface


15


of the hoop member


14


so that no portion of the first inlet port


36


protrudes outward from the outside surface


15


. The toy hoop


10


further comprises a first plug member


38


adapted to engage with the first inlet port


36


to seal the first channel


20


. The first plug member


38


generally comprises a one-piece unitary rubber body having a top portion


39


and a bottom or seal portion


41


that engages with the recessed seat


37


to seal the first channel


20


. The first plug member


38


made by a wide variety of materials, designs and may be made by a wide variety of processes, including molding. To avoid injury and enhance operation, it is important that no portion of the first inlet port


36


and the first plug member


38


extend outward from the outside surface


15


of the hoop member


14


. The first plug member


38


may comprise one or more threads


43


to engage with a thread portion


45


of the first inlet port


36


. In use, the person


12


may fill the first channel


20


of the hoop member


14


with a desired volume of first medium


22


to obtain a desired mass, and centrifugal force and sound when used by the person. The first medium


22


may be any type of medium that increases the mass of the hoop member


14


and/or creates a sound when used by the person


12


. By way of example only, such medium may include, alone or in combination, water, sand, bells, other objects and incompressible fluids and/or gases. By way of further example only, the first medium may be a combination of water and neon particles which upon use of the transparent hoop member


14


would result in the creation of a centrifugal force and emitted light when used by the person


12


.




Referring to

FIGS. 6 and 8

, wherein another embodiment of the present invention, the hoop member


14


further comprises a second channel


40


formed by a wall


47


and adapted to receive flow of a second medium


42


, such as water. The interconnect member


24


comprises a second channel


44


of similar design to the first channel


30


and in communication with the second channel


40


of the hoop member


14


to allow the second medium


42


to flow there thru. The toy hoop


10


further comprises a second inlet port


46


in communication the second channel


40


to allow the person


12


to adjust the volume of the second medium


42


. The toy hoop


10


further comprises a second plug member


48


adapted to engage with the second inlet port member


46


to seal the second channel


40


. The hoop member


14


and the first and second channels


20


and


40


of the hoop member


14


may be cylindrical shaped. The first channel


20


may be spaced closer to the outside surface


15


of the hoop member


14


then the second channel


40


. In use, the person


12


may fill the first and/or second channels


20


and


40


of the hoop member


14


with a desired volume of first and second medium


22


and


42


, respectively, to obtain a desired mass and centrifugal force when used by the person


12


. The first and second mediums


22


and


42


may be any type of medium that increases the mass of the hoop member


14


and/or which creates one or more sounds when used by the person


12


. By way of example only, the first and second mediums


22


and


42


may include, alone or in combination, water, sand, bells, other objects and incompressible fluids and/or gases. By way of example only, the first medium


22


could be water and the second medium


42


could be bells. By way of further example only, the first medium


22


could be bells having a certain tone or sound and the second medium could be bells having a different tone or sound.




Referring to

FIG. 7

, wherein another embodiment of the present invention, the hoop member


14


may comprise third and fourth channels


50


and


52


formed by walls


51


and


53


and adapted to receive flow of third and fourth mediums


54


and


56


. The toy hoop


10


may further comprise third and fourth inlet ports


58


and


60


in communication with the third and fourth channels


50


and


52


of the hoop member


14


to allow the person to adjust the volume of the third and fourth mediums


54


and


56


. The interconnect member


24


may comprise third and fourth channels


62


and


64


in communication the third and fourth channels


50


and


52


of the hoop member


14


. The first and second mediums


22


and


42


and the third and fourth mediums


54


and


56


may be any type of medium that increases the mass of the hoop member


14


and/or which creates one or more sounds when used by the person


12


. By way of example only, the first and second mediums


22


and


42


may include, alone or in combination, water, sand, bells, other objects and incompressible fluids and/or gases. By way of example only, the first medium


22


could be water, the second medium


42


could be bells having a certain tone or sound, the third medium could be bells having a different tone or sound than the second medium, and the fourth medium could be bells having a different tone or sound then the second or third mediums. The hoop member


14


may include one or more drain ports (not shown) to drain the mediums.




The hoop member


14


and the interconnect member


24


are each preferably made from extruded polyethylene (PE) and cut to form a pre-defined shape and size. The pre-defined shape of the hoop member


14


is inserted into a lower mold cavity along with the interconnect member


24


connected to the first and second end portions of the hoop member


14


. Upon closing of an upper mold with the lower mold, the interconnect member


24


is heat bonded with the first and second end portions of the hoop member


14


.




The foregoing description is intended primarily for purposes of illustration. This invention may be embodied in other forms or carried out in other ways without departing from the spirit or scope of the invention. Modifications and variations still falling within the spirit or the scope of the invention will be readily apparent to those of skill in the art.



Claims
  • 1. A toy hoop for use by a person comprising:(a) a hoop member having an outside surface, first and second end portions and a first channel adapted to receive a first medium; and (b) an interconnect member having a first channel and first and second end portions; each of said first and second end portions having an outside surface and an inside surface, said inside surface of said first and second end portions being inwardly tapered from a point within said first channel of said interconnect member to said first and second end portions, respectively.
  • 2. The toy hoop of claim 1, wherein said hoop member further comprises a first inlet portion in communication with said first channel of said hoop member to allow the person to adjust a volume of said first medium, said first inlet portion being disposed below said outside surface of said hoop member.
  • 3. The toy hoop of claim 2, wherein said hoop member further comprises a plug member adapted to engage with said first inlet portion of said hoop member and to seal said first channel of said hoop member and said first channel of said interconnect member, said plug member being disposed below said outside surface of said hoop member.
  • 4. The toy hoop of claim 3, wherein said first inlet portion comprises an opening formed in an annular wall of said hoop member.
  • 5. The toy hoop of claim 4, wherein said opening of said first inlet portion extends from said outside surface of said hoop member to an inside surface of said hoop member.
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