Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 4403888 | Oil containment booms The invention concerns the design of an oil containment boom suitable particularly for stowage on a reel. The boom in its inflated condition, is of "T" section having double buoyancy chambers and a central skirt member. The boom utilizes a tension wire in... | 09/13/1983 |
| 4380440 | Droppable airborne buoy An airborne buoy droppable from an aircraft into water, comprising, as a float, a balloon which inflates during its fall. Before being dropped the balloon is protected by a hood locked by a bent blade bearing on a wedge. During the fall, the scoop-shaped ... | 04/19/1983 |
| 4379534 | Cargo lift system A system for transferring cargo at sea by helicopter includes an automatily activated self inflatable apparatus for reducing the velocity of the cargo if jettisoned or inadvertently dropped into the sea and for keeping the cargo afloat until retrieval ma... | 04/12/1983 |
| 4340626 | Diffusion pumping apparatus self-inflating device An elastomeric enclosure is initially inflated to a desired pressure by a gas having large molecules incapable of diffusing outwardly from the enclosure, except at a relatively slow rate. When the enclosure is surrounded by ambient air at atmospheric pres... | 07/20/1982 |
| 4325653 | Oil containment booms A design of an oil containment boom suitable particularly for stowage on a reel. The boom, in its inflated condition, is of "T" section having double buoyancy chambers and a central skirt member. The boom utilizes a tension wire in its lower skirt region ... | 04/20/1982 |
| 4312484 | Inflatable flow control A flow control is provided between an inflatable and a smaller inflatable log which positions the inflatable with respect to the craft to which it is affixed. The flow control permits the inflation of the positioning log through the inflatable but restric... | 01/26/1982 |
| 4309786 | Buoy flotation system A buoy flotation system, wherein a container of a compressed fluid is utilized for expansion of a float, includes a cutter for severing and removal of a portion of the container for releasing the compressed fluid. The cutter includes a piston having a rec... | 01/12/1982 |
| 4295438 | Rescue locator signal package A device for producing a rescue signal for use by a person who is lost or has had an accident. The device is in the form of a compact package including a casing containing a deflated and collapsed balloon, and a cartridge of compressed gas, such as helium... | 10/20/1981 |
| 4281427 | Warning and signalling device, especially for maritime purposes The present warning and/or signalling device is intended to provide radar signal reflections for locating a ship or an aircraft wreck or reflected warning signals when sensing the approach of a vessel, such as a submarine. For this purpose a radar reflect... | 08/04/1981 |
| 4271552 | Torpedo floatation device A torpedo recovery system including an expandable sleeve surrounding a portion of the torpedo. Upon activation of the recovery system gas is introduced into the sleeve, causing it to expand. The sleeve is clamped firmly at two distinct longitudinal positi... | 06/09/1981 |
| 4240371 | Signal bladder A signalling device for underwater divers, in the form of an inflatable bladder held within a container and attached to a reel. The device can be attached to a diver, being strapped to his arm or to his air tank, for example. The device can be actuated by... | 12/23/1980 |
| 4232417 | Marine mammal retrieval apparatus An acquatic retrieval apparatus is provided which includes a flotation bag, gas pressure bottle which is associated with the flotation bag for inflating the bag, a puncturing device connected to the pressure bottle for puncturing the bottle to let the pre... | 11/11/1980 |
| 4102296 | Marine safety signal device A marine safety signal device includes an elongated line member, wherein one end of the line member is secured to a boat. A radar detectable element and a balloon element are secured to the other end of the line member. A mechanism is included for inflati... | 07/25/1978 |
| 4099281 | Navigational buoy A navigational buoy is provided having a buoy and an inflatable anchor. The buoy and anchor are connected by a hollow stem that is itself flexible or is rigid and is connected to the anchor by a flexible elastomeric bearing. The stem is adapted to provide... | 07/11/1978 |
| 4092756 | Diver's buoyant caddy Diver's Caddy Vessel, adapted primarily to move beneath a seaway surface, made buoyant by the diver's exhalant into a skirt of the vessel, whereby to offset suspension weight of diver's gear, game and the like, characterized by a collapsible, bladder-like... | 06/06/1978 |
| 4048942 | Helicopter towline recovery buoy system A helicopter carried, towline recovery buoy system including a package coining a retrieval line, inflatable buoys, and buoy inflating devices. A support and release mechanism releases the package response to dropping of the towline. The buoys and retriev... | 09/20/1977 |
| 3992736 | Expandable element check valve A check valve is secured to the base of an air deployable ram-air inflata bag attached in the crown of a parachute or decelerator. Upon descent, air is forced through an orifice in the valve thereby opening a flapper and inflating the bag while decelerat... | 11/23/1976 |
| 3945338 | Location indicator for lost aircraft A location indicator for lost aircraft comprises a deflated balloon stored within an aircraft is connected to an inflator which is capable of generating a large quantity of lighter-than-air gas in less than one second in response to an omnidirectional cra... | 03/23/1976 |
| 3940814 | Portable salvage lift A portable salvage lift apparatus for use in an underwater environment coising a buoyancy system having a variable lift capability and a tethering system employing a brake comprising a pump. This pump has a rotor coupled to a reel in the tethering system... | 03/02/1976 |
| 3939509 | Light-weight buoy A life buoy or similar article of manufacture (for example, one capable of being used as a construction element), including a doughnut-shaped hollow element, which optionally may be of flexible plastic and contain pressurized gas (optionally helium); but ... | 02/24/1976 |
