The present invention generally relates to the field of automatic floatation devices, such as inflatable balloons, bobbers, floats. More specifically, the invention pertains to such flotation devices that are very small, that can be easily applied to small personal items without being in the way, that automatically activates when dropped into water, and that floats the device it is attached to the surface for easy retrieval.
There have been many disclosures and attempts by others to make a device that can be attached to various valuables like fishing rods, guns, keys, cell phones, but they have all fallen short because there is nothing commercially available that is practical to use and cost effective to purchase. Most attempts have been by using a compressed gas cartridge with some sort of water sensitive trigger to release said gas from cartridge. See for example, U.S. Pat. No. 7,540,796 by Spears et al, U.S. Pat. No. 6,036,359 by Arnold et al, U.S. Pat. No. 8,430,704 by Jeffrey, U.S. Pat. No. 10,343,751 Hollen et al. These inventions are not practical to apply to smaller, everyday use items like glasses, keys, hats, cell phones due the size of the gas cartridge required and, also due to the fact they require water sensitive triggers that make everyday use not practical due to rain, humidity and moisture. Other attempts have been made by using a compound that produces gas when mixed with water combined with a mechanical one-way valve assembly to let water in as the device sinks. See for example, U.S. Pat. No. 8,961,250 by Meyer, U.S. Pat. No. 10,236,930 by Ferraro. These inventions are not practical to apply to smaller use items like glasses, keys, and hats, because the one-way valves are comprised of springs and balls. Furthermore, some do not provide for a way for air to escape the apparatus as it sinks. Air must escape in order to let water into the apparatus, or it becomes air locked, and no water can enter. This air lock phenomena of the past inventions also limits the utility of invention to the orientation of the device in the water, in other words it will only work in certain orientations, not all orientations. There are other inventions disclosed that use electronic circuitry to work. See for example, U.S. Pat. No. 5,210,525 by Lennon et al, U.S. Pat. No. 7,261,606 by Mickelson et al. The use of electronic circuitry requires a battery which limits the size and reliability of the invention. The battery must be changed regularly, or the reliability becomes low which yields a higher probability that the valuable to which the device is attached cannot be recovered.
A unique aspect of the present invention is that it uses an orifice plate combined with air relief and water inlet channels to simultaneously let water in and air out and does not require one-way valves like previous intentions to operate. This concept alone allows the design to be greatly simplified and miniaturized. Another unique aspect of the present invention is that it works regardless of the orientation in the water into which it is dropped, a fundamental shortcoming of previous inventions that made them unreliable.
It would be desirable to have a small, compact floatation device that can be attached to personal valuables like glasses, cell phones, keys, hats, basically anything that would sink if dropped into water, that would automatically activate and float the item to which it is attached to the surface if accidently dropped into a body of water like a lake, river, pond, or stream. It is also desirable for this new valuables floatation device to be designed such that it does not require the user to use the valuable to which it is attached in a different manner than the valuable without the device, in other words it is not a hinderance. It is also desirable for this new valuable floatation device be totally passive, not requiring any batteries, electronics, springs, balls, gas cartridges, rods, triggers, or water dissolvable components.
Every year countless cell phones, sunglasses, hats, watches, keys, and other personal items are accidently dropped into lakes all over the world to never be recovered due to depth and visibility of the water. Every dock, every boat on every lake has had at least one cell phone casualty by the accidental dropping of someone's cell phone into the water never to be recovered; and expensive sunglasses are even more numerous in casualties. There are many devices on the market today like bulky floating cell phone bags that require the user to place their phone into a zip lock bag type device or bulky floating cases, but these are rarely used because it requires the user to plan ahead and adapt their lifestyle and use cases to that of the case because their phone must be placed inside the case or bag before each use. People are just too lazy and forgetful to do this all the time. Their needs to be a device that simply attaches to the cell phone or other valuable personal items and remains there all the time and does not require the user to change their lifestyle or use case or even have to think about it being there. If the cell phone or personal article is accidently dropped into the water, it floats to the surface in just a short period of time. No more lost personal valuables due to water. No more hassle of bags or cases to put your cell phone in. The solution is the valuables floatation device (VFD).
Generally, the embodiments of the present disclosure pertain to small, practical automatic floatation devices that can be semi-permanently attached to a personal valuable such as glasses, cell phones, keys, hats, watches, etc. The disclosure is directed toward anyone that goes swimming, boating, canoeing, or any other activity around a large body of water that has personal valuables that they do not want to lose if accidently dropped into the lake, river, stream, pond or ocean.
In accordance with an embodiment of the present disclosure, an automatic floatation device is described comprising a housing into which a compressed bladder and reactant is stored, a water inlet orifice, an air relief orifice, such that as the device sinks into a body of water, the water enters the water inlet orifice as the air inside the housing escapes the air relief orifice. Once the water enters the housing it reacts with the reactant producing gas that is forced into the bladder, inflating the bladder having enough buoyancy to float the article or valuable to which it is attached to the surface of the body of water for easy retrieval.
In another embodiment a method is provided for forcing the gas produced by the reactant into the bladder instead of allowing it to escape out of the air escape orifice.
The disclosure can be better understood with reference to the following drawings. The elements of the drawings are not necessarily to scale relative to each other, emphasis instead being placed upon clearly illustrating the principles of the invention. Furthermore, like reference numerals designate corresponding parts throughout the several views.
Generally, the embodiments of the present disclosure pertain to small, practical automatic floatation devices that can be semi-permanently attached to a personal valuable such as glasses, cell phones, keys, hats, watches, etc. The disclosure is directed toward anyone that goes swimming, boating, canoeing, or any other activity around a large body of water that has personal valuables that they do not want to lose if accidently dropped into the lake, river, stream, pond, or ocean.
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It should be further emphasized that the above-described embodiments of the present invention are merely possible examples of implementations and set forth for a clear understanding of the principles of the invention. Many variations, modifications, and combinations may be made to the above-described embodiments of the invention without departing substantially from the spirit and principles of the invention. All such modifications, combinations, and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.
This application is related to and claims priority to U.S. Provisional Patent Application No. 63/475,603, entitled “Valuables Flotation Device (VFD)” filed on Nov. 25, 2022, which is incorporated by reference herein.