None.
1. The Field of the Invention
This invention relates generally to trampolines and trampoline frames. More specifically, this invention relates to “waterfall”-shaped trampolines and trampoline frames configured to support a rebounding mat that extends from a horizontal plane into a vertical plane that is below the horizontal plane.
2. The Relevant Technology
Trampolines have become popular in both competitive and recreational settings involving jumping and/or bouncing into the air. Children and adults alike use trampolines for activities ranging from athletic training and physical therapy to birthday parties and simple leisure. Trampolines can be found in residential yards, athletic and fitness facilities, and commercial businesses that provide trampolines for private and public use.
A traditional trampoline includes a frame that suspends a rebounding mat in a horizontal position above the ground with springs that provide a bouncing effect. The frame is typically made of steel or other metal strong enough to suspend the rebounding mat off the ground while a user jumps on the rebounding mat. A recent trend in trampoline jumping involves the use of a landing area (like a foam or ball pit) close to the trampoline, into or onto which a jumper can land following a jump or bounce on the trampoline.
One disadvantage to using traditional trampolines is the potential for bodily injury caused by coming into contact with the springs and/or surface of the metal trampoline frame when dismounting or jumping into the foam pit, even if the springs and/or frame are covered by a pad. For instance, trampoline users who approach the edge of the rebounding mat in preparation for jumping into the pit may land on the springs and/or frame instead. Jumpers may also fail to completely clear the edge of the trampoline frame and be injured while entering the pit.
Accordingly, there are a number of disadvantages to the use of traditional horizontal trampolines, especially when used in combination with landing areas such as foam or ball pits, into or onto which a user can dismount or land following a fall, jump, or bounce.
Implementations of the present invention overcome or solve one or more of the foregoing or other problems in the art with unique trampolines and trampoline frames. In accordance with some forms of the present invention, the trampolines and trampoline frames are configured to support a rebounding mat that extends from a horizontal plane to a vertical plane that is below the horizontal plane. Specifically, one or more implementations of the present invention include a trampoline frame with a vertical support structure for supporting a horizontal frame that is configured to hold a portion of a rebounding mat in a substantially horizontal plane above a floor. The frame also includes a vertical frame that is configured to hold another portion of the rebounding mat in a substantially vertical plane that extends downward from the horizontal plane.
Another implementation of the present invention includes a trampoline with a rebounding mat connected to a frame. The frame includes a horizontal frame that connects to a first portion of the rebounding mat to hold the mat in a substantially horizontal plane and a vertical frame that connects to a second portion of the rebounding mat to hold the mat in a substantially vertical plane that extends downward from the horizontal plane.
These and other objects and features of the present invention will become more fully apparent from the following description and appended claims, or may be learned by the practice of the invention as set forth hereinafter.
To further clarify the above and other advantages and features of the present invention, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It is appreciated that these drawings depict only illustrated embodiments of the invention and are therefore not to be considered limiting of its scope. The invention will be described and explained with additional specificity and detail through the use of the accompanying drawings in which:
The present invention extends to trampolines and trampoline frames configured to support a rebounding mat that extends from a horizontal plane into a vertical plane that is below the horizontal plane. As used herein, the term “trampoline” refers to any rebounding device, whether intended for recreational or competitive use, which provides or is configured to provide a surface on which an individual (or individuals) can jump, bounce, and/or perform other similar motions.
As used herein, the term “rebounding mat” and the like refers to any surface of a trampoline on which an individual (or individuals) can jump, bounce, and perform other similar motions by exerting or creating a force or momentum that is opposed by the surface. Such a surface can comprise any material(s) configured for or capable of receiving or resisting a downward or other directional force or momentum and returning or redirecting the applied force or momentum. A rebounding mat may be made of canvas, webbing, netting, animal hide and/or any other suitable material. The rebounding mat can comprise elastic, flexible, springy and/or stretchy material, but can also comprise inelastic material.
As used herein, the term “plane” refers to any substantially level, even, or flat surface, elevation, or field of dimension regardless of thickness, width, breadth, or other directional measurement. Such a plane may, therefore, encompass a single object or even multiple objects that do not all fall in their entirety on a straight-line. For instance, as used here, a rebounding mat, or portion thereof, may exist in a single plane even though certain forces, including gravity, may cause the rebounding mat or portion thereof to sag, bow, bend, and/or curve. Likewise, a rebounding mat, or portion thereof, may exist in the same plane as a frame, or portion thereof, to which the rebounding mat or portion thereof is connected, even though certain forces, including gravity, may cause the rebounding mat, or portion thereof, as well as the frame, or portion thereof, to sag, bow, bend, and/or curve.
As used herein, the terms “floor” and “floor level” and the like refer to a surface located beneath a rebounding mat, from which a trampoline user is substantially prevented from contacting while standing, sitting, jumping, bouncing, and/or performing other similar motions on the rebounding mat. Such a surface can comprise any solid or liquid material(s) without limitation. Such a floor can be located at a ground level or be located in a recessed position below a ground level.
As used herein, the term “vertical support structure” refers to any suitable object, device, or element configured to support at least a portion of a trampoline frame in a position above a floor. Such a vertical support structure can comprise any suitable material(s). For example, such materials include, but are not limited to, concrete, stone, metal, wood, natural, organic, and/or synthetic material(s), and other suitable material(s). For instance, a vertical support member according to the present invention may comprise steel, iron, or another metal or metal blend or alloy. In certain instances, a vertical support structure may comprise concrete, cement, earth, dirt, stone, soil, and/or other natural and/or manufactured material(s). For example, in cases where a recess provides a floor above or over which a trampoline and/or rebounding mat is placed, a portion of the ground, foundation, slab, earth, and/or other similar area(s) can serve as a vertical support structure.
As used herein, the term “waterfall” refers to a rebounding mat, or a portion of a rebounding mat, that extends from a substantially horizontal plane downward to a substantially vertical plane.
Specifically, with reference to the provided figures and/or drawings, certain implementations of the present invention comprise a frame for a trampoline. A trampoline frame according to the present invention is configured to be connected to a rebounding mat.
As illustrated in
In accordance with certain embodiments, trampoline frame 100 can also comprise an optional second horizontal frame element 112 positioned below the horizontal frame 104 and/or the first substantially horizontal plane 106.
As illustrated in
Certain embodiments of the present invention can also comprise a corner support member 116 configured to extend between two opposing sides of the trampoline or between the first and second vertical frames 102d and 102e at or near the top thereof. The corner support member 116 of trampoline frame 100 can support the rebounding mat (not shown) near the corner of the rebounding mat formed at the area where the rebounding mat extends from the first substantially horizontal plane 106 to the first substantially vertical plane 111 when the rebounding mat is connected to the first horizontal frame 104 and to the first and second vertical frames 102d and 102e. Such a corner support member can comprise any material(s) capable of supporting said rebounding mat near said corner, but are sufficiently soft or flexible so as to not present a substantial risk of injury to a jumper should the jumper land on the corner support. Non-limiting examples of suitable material(s) include metal cables, plastic and wood, particularly if such materials are configured to be relative flexible as compared to a frame, and/or include padding thereon. Additional materials may include fabrics, ropes, webbing and/or the like. Such a corner support member can also comprise any configuration capable of supporting said rebounding mat near said corner in manner that does not pose a substantial risk of injury to a jumper landing on the corner support. Non-limiting examples of suitable configurations include a cable, cord, rod, chain, bar, pole, or any other suitable object, device, or element. In a preferred embodiment, the corner support member comprises a flexible and/or elastic material that both supports said rebounding mat near said corner while still allowing the supported rebounding mat to deform or give way under the weight of a jumper landing thereon.
In addition,
In addition to springs, the present invention contemplates a variety of different connectors, connecting elements, and/or means for connecting the trampoline frame 100 to the rebounding mat 140, including one or more tension springs, torsion springs, coil springs, drawbar springs, torsion bars, ropes, elastic chords, webbing, ties, straps, strings, rods, bars, clips, clamps, hooks, rings, pins, and/or any other suitable object(s) that is known or may become known in the art. In one alternative embodiment, the connecting means may comprise the rebounding mat sewn to form a sleeve around a portion of the trampoline frame.
In certain implementations, the portion of the rebounding mat 140 that extends from the first substantially horizontal plane 106 to or into the first substantially vertical plane 111 is reinforced. This reinforcement can comprise an additional layer of rebounding mat material and/or stitching, webbing, patching, and/or other additions configured to reinforce rebounding mat 140 against damage or deformation, including (but not limited to) ripping, tearing, sagging, and any other potential damage or wear that are common to rebounding mats. In addition, reinforcing the rebounding mat 140 can provide additional elasticity, spring, bounce, and/or other functional attributes of rebounding mat 140 and/or trampoline 101.
While trampoline 101 as illustrated in
In addition, while foam pit 150 is displayed illustratively as a three-sided and open-top container filled with foam blocks 152, landing areas (including those equivalent to foam pit 150) can comprise any suitable structure, whether above or below the first substantially horizontal plane 106. Therefore, foam pit 150 can comprise a structure, a container, a recess, a hole, a pile, a pad, and/or any other suitable object, device, or element into or onto which an individual 160 can jump, bounce, fall, and/or land after dismounting from trampoline 101. In certain implementations, foam pit 150 can be a multi-sided structure that utilizes at least part of the second portion 144 of rebounding mat 140 to create and/or complete and enclosure into which suitable landing material can be placed, as shown in
Accordingly, the present invention provides a rebounding mat 140, or portion thereof, to round a corner of the trampoline 101 and extend from the first substantially horizontal plane 106 into the first substantially vertical plane 111, which is below the first substantially horizontal plane 106, thereby eliminating the need for the portion of a conventional trampoline frame that would be located between the rebounding mat and the foam pit. In this way, a jumper and/or trampoline user 160 can dismount trampoline 101 into foam pit 150 without the risk of coming into contact with an intervening portion of the trampoline frame.
In certain implementations, the portion of the rebounding mat 140 that extends from the first substantially horizontal plane 106 to or into the first substantially vertical plane 111 is reinforced. This reinforcement may be accomplished by attaching webbing, a second rebounding mat (or portion thereof) and/or some other material to the portion of the rebounding mat to be reinforced.
Persons of skill in the art will appreciate that other conventional methods for varying the tension applied to rebounding mat may be employed, including the use of springs having different spring constants, varying the method of attaching the springs, and/or varying the density of the springs. Persons of skill in the art will appreciate that similar principles may be employed to vary the tension applied to different portions of the rebounding mat using torsion springs, coil springs, drawbar springs, torsion bars, ropes, elastic chords, webbing, ties, straps, strings, rods, bars, clips, clamps, hooks, rings, pins, or any other suitable attachment.
In another embodiment, the trampoline 101 does not include the second horizontal frame 112, and the bottom edge of the second portion 144 of rebounding mat 140 is free-hanging (not shown). In this embodiment the second portion 144 of rebounding mat 140 is attached to the first and second vertical frames, 102d and 102e respectively, such that the force exerted on the second portion 144 of the rebounding mat 140 includes a substantial downward component. For example, rather than attaching the springs 131 substantially perpendicular to the first and second vertical frames 102d and 102e and rebounding mat 140 as shown in
In another embodiment of the present invention, the second horizontal frame 112 of
In another embodiment, the trampoline may include a “waterfall” on more than one side of the trampoline. For example, referring to
The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. The described embodiments are to be considered in all respects only as illustrative and not restrictive. The scope of the invention is, therefore, indicated by the appended claims rather than by the foregoing description. All changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
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Spaceball trampoline game Source: http://web.archive.org/web/20080915045441/http://www.1800-trampoline.com/spaceballtrampolinegame.aspx Archive.org Publication Date: Sep. 15, 2008. |
A double mini trampoline Source: http://commons.wikimedia.org/wiki/File:A—double—mini—trampoline.jpg Publication Date: Nov. 20, 2006. |
Number | Date | Country | |
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20140135178 A1 | May 2014 | US |