Collapsible flotation device
DCFirst Claim
Patent Images
1. A device, comprising:
- a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining an interior area within at least a portion of the closed loop when the spring is in the uncoiled configuration;
a membrane disposed within the interior area; and
an inflatable bladder being coupled to and disposed circumferentially about at least a portion of the spring, the device being configured to support a body weight of a user.
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Abstract
A device comprises a spring and a sleeve. The spring is configured to form a closed loop. The spring is moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded. The spring defines a circumference while in the uncoiled configuration. The spring is disposed within the sleeve. The sleeve includes an inflatable portion disposed about at least a portion of the circumference.
124 Citations
37 Claims
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1. A device, comprising:
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a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining an interior area within at least a portion of the closed loop when the spring is in the uncoiled configuration;
a membrane disposed within the interior area; and
an inflatable bladder being coupled to and disposed circumferentially about at least a portion of the spring, the device being configured to support a body weight of a user. - View Dependent Claims (2, 3, 4, 5, 27)
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6. A device, comprising:
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a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining a circumference while in the uncoiled configuration; and
a sleeve within which the spring is disposed, the sleeve including an inflatable portion disposed about at least a portion of the circumference, the device being configured to support a body weight of a user. - View Dependent Claims (7, 8, 9, 10)
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11. A device, comprising:
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a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining a circumference when the spring is in the uncoiled configuration; and
a plurality of inflatable bladders being coupled to and disposed about at least a portion of the circumference, the device being configured to support a body weight of a user. - View Dependent Claims (12, 13, 14, 15)
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16. A device, comprising:
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a spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining a circumference while in the uncoiled configuration, the circumference including a first circumference portion and a second circumference portion different from the first circumference portion;
a first set of inflatable bladders disposed about the first circumference portion, the first set of inflatable bladders having at least one inflatable bladder; and
a second set of inflatable bladders disposed about the second circumference portion, the second set of inflatable bladders having at least one inflatable bladder, the device being configured to support a body weight of a user. - View Dependent Claims (17, 18, 19, 20)
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21. A collapsible device, comprising:
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a panel including an inner portion and an outer portion;
a spring disposed about the outer portion of the panel, the spring being movable between a coiled configuration and an uncoiled configuration;
a support member traversing the panel, the support member including a first end and a second end coupled respectively to a first location and a second location of the outer portion of the panel, the inner portion of the panel being disposed proximate to the support member; and
an inflatable bladder disposed about at least a part of the outer portion of the panel and coupled to the support member, the inflatable bladder being configured to buoyantly support a body weight of a user disposed on the panel. - View Dependent Claims (22, 23, 24, 25, 26)
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28. A device, comprising:
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a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining an interior area within at least a portion of the closed loop when the spring is in the uncoiled configuration;
a membrane disposed within the interior area;
a plurality of inflatable bladders being coupled to and disposed circumferentially about at least a portion of the spring; and
a sleeve, the plurality of inflatable bladders being disposed within the sleeve. - View Dependent Claims (29, 30, 31)
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32. A device, comprising:
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a spring configured to form a closed loop, the spring being moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded, the spring defining an interior area within at least a portion of the closed loop when the spring is in the uncoiled configuration;
a membrane disposed within the interior area, the membrane being configured to allow water to flow therethrough; and
an inflatable bladder being coupled to and disposed circumferentially about at least a portion of the spring, the device being configured such that a head of a user is buoyantly supported above a remaining portion of the user. - View Dependent Claims (33, 34, 35, 36, 37)
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Specification