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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7371138 | Boat having a pedal drive The invention relates to a pedal boat drive comprising at least one pedal crank and a drive train for transferring drive energy produced by the pedal crank to a means of propulsion, e.g. a propeller. At least one flywheel, which is mounted on a free-running axle, is... | 05/13/2008 |
| 7275496 | Balloonsonde launcher An automated balloonsonde launcher and a method for an automated balloonsonde launch are disclosed. The automated balloonsonde launcher, for example, may comprise a collapsible protective cover forming an inner region for receiving a balloon, a gas inlet for receivi... | 10/02/2007 |
| 7004807 | Throwable emergency response automatic inflatable personal flotation device An automatic inflatable personal flotation device configured to be thrown to a person in a body of water to assist that person with staying afloat while waiting to be rescued. The flotation device is configured with a body member having a handle configured to be eas... | 02/28/2006 |
| 6332819 | Object retrieval device used in water A water retrieval device that is attached to a valuable item to prevent that item from sinking and being lost in muddy or deep water. The device may be in the shape of a latex fish, which contains chemicals that react with the surrounding water that is dr... | 12/25/2001 |
| 6135835 | Aquatic vehicle The invention is directed to a peddle powered aquatic vehicle with a propeller driven by pedal cranks, a flywheel, and water-cooled belt drive transmission, the vehicle hull including T-bar steering handles, a saddle seat and lateral outriggers to enable ... | 10/24/2000 |
| 5941752 | Inflatable enclosure having discrete chambers therein A self-inflating enclosure providing a fracturable first envelope; a first reactive component contained within the first envelope, the first reactive component being fluid; a second envelope having at least one self-sealing aperture therethrough, the firs... | 08/24/1999 |
| 5195844 | Floating barrier method and apparatus A boom for collecting material floating on the surface of a body of water comprises a first collapsible tube which can be stored either as flat layers of folded material or by rolling it on a roller. Transverse seals are provided along the length of the t... | 03/23/1993 |
| 5022785 | Floating barrier method and apparatus A boom for collecting material floating on the surface of a body of water comprises a first collapsible tube which can be stored either as flat layers of folded material or by rolling it on a roller. Transverse seals are provided along the length of the t... | 06/11/1991 |
| 4929214 | Inflatable enclosure and means to inflate same The invention provides novel inflatable enclosure means including an inflatable outer envelope surrounding novel means for generating a gas to inflate the outer envelope. The novel gas generating means includes a fracturable first envelope, which contains... | 05/29/1990 |
| 4876751 | Automatic toilet flush control system An automatic flush control system is shown for a toilet of the type employing a first water flow to create a waste slurry in the toilet and a second water flow to cause the waste slurry to be pumped out of the toilet to a sewer connection. An interruptibl... | 10/31/1989 |
| 4172048 | Mixture suitable for an aerostat A balloon filled with a gas mixture of ammonia and n-hexane will stay at a onstant altitude due to condensation at altitude of the n-hexane. Since both components are liquid below about 50 meters in the ocean and together with the load are buoyant, the aer... | 10/23/1979 |
| 4152392 | Chemical canister 1. A chemical canister for generating gas in a noisemaker beacon comprising canister case for holding a chemical for generating a buoyant gas, a canister cover adapted to be mounted on said case, a watertight seal between said cover and said case, means f... | 05/01/1979 |
| 4094028 | Automatic inflating lifesaving buoy An automatically inflating lifesaving buoy device having a gas generating device in which the gas generating composition is ignited by an electric ignition device powered by a water-activated electric cell or battery. The gas then generated is cooled as i... | 06/13/1978 |
| 3977031 | Inflation system An inflation system for sonobuoys and the like is disclosed in which lithium hydride in finely divided form is cast upon the surface of water ingested into a bag carried by the sonobuoy as the sonobuoy descends in the water. A spring loaded pumping system... | 08/31/1976 |
