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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7410269 | Decorative light system A decorative light system includes a base and a portable light device capable of communicating with each other to generate a light show. The system includes a base defining a receptacle and including a microcontroller, a transceiver operably coupled to the microcont... | 08/12/2008 |
| 7401935 | Beverage accessory devices Various embodiments relate to beverage accessory devices for use within beverage receptacles. In one exemplary embodiment, a beverage accessory device generally includes a housing having sidewalls defining a cavity therein. A substantially fluid-tight container is w... | 07/22/2008 |
| 7320631 | Nautical light emitting diode (“LED”) safety channel marker A nautical light emitting diode (“LED”) safety channel marker that is cylindrical in shape, capable of displaying lighted oceanic regulation symbols on either side, and that at night illuminates the panels that display a red triangle and a green square through t... | 01/22/2008 |
| 7304399 | Wave power assembly A wave power assembly having a hull and a linear electric generator. The rotor is connected to the hull by connection means so that lifting force is transferred from the hull to the rotor. Spring means exert a force on the rotor that is counter-directed the lifting ... | 12/04/2007 |
| 7304398 | Spring activated energy transducer generating A/C electricity from natural forces-frictionless magnetic plate A spring activated energy transducer is provided. The energy transducer of the current invention generates alternating current (A/C) electricity from abundant external natural forces. The energy transducer is comprised of an upper part and a lower part. The upper pa... | 12/04/2007 |
| 7230540 | Liquid level alarm A liquid level alarm is placed in a tank having a bottom and has a weight, a floating box, an alarm circuit and a cord. The weight is placed on the bottom of the tank. The floating box has a top recess, a passage, a slide and a top cover. The passage communicates wi... | 06/12/2007 |
| 7230347 | Corrosion protection for wind turbine units in a marine environment A corrosion protected wind turbine unit includes a wind turbine unit support structure or foundation implanted in water and an impressed current anode electrochemically coupled to the wind turbine unit support structure or foundation through the water. Also included... | 06/12/2007 |
| 7207701 | Self-powered illumination device A self-powered illumination device includes an illumination source protruding from its lower surface for projecting light into a body of water to provide light that is emitted preferentially outwardly to illuminate the sides of a pool. Light emitted with an upward a... | 04/24/2007 |
| 7201624 | Mooring system A mooring system (10) is described for mooring a vessel to a floor portion of a body of water. The system (10) comprises a substantially rigid, elongate support member (12) having a connecting point (14) adjacent an upper end to which a v... | 04/10/2007 |
| 7083484 | Inflatable dive marker and collection bag An inflatable diver marker and collection bag is disclosed which can be utilized by a diver for collecting lobster, conch, etc., as well as providing for a diver location marker to boats and other water vehicles traveling in the vicinity of the diver. The dive marke... | 08/01/2006 |
| 6971761 | Protective flashlight case A protective flashlight case includes left and right pieces with front and rear ends. The rear ends of the two case pieces are formed in a closed loop shape so as to enclose a key ring clip of a flashlight. A hollow space defined by the walls of the loop permits the... | 12/06/2005 |
| 6860773 | Inflatable dive marker and collection bag An inflatable diver marker and collection bag is disclosed which can be utilized by a diver for collecting lobster, conch, etc., as well as providing for a diver location marker to boats and other water vehicles traveling in the vicinity of the diver. The dive marke... | 03/01/2005 |
| 6791205 | Reciprocating generator wave power buoy A Reciprocating Generator Wave Power Buoy consists of a reciprocating generator rigidly attached to the underside of an ocean buoy and creates electric power from the surface ocean swells. The generator coil maintains a stable position beneath the ocean surface whil... | 09/14/2004 |
| 6776502 | Fishing lamp A newly constructed fishing lamp is disclosed. It is capable of reducing the production cost and simplifying fabrication process by fabricating several essential parts integrally in one piece so as to save use of extra separated components. Several O-rings are emplo... | 08/17/2004 |
| 6394862 | Structure of electric buoy A structure improvement of electric buoy is a buoy composed of a lower body and an upper body. The primary design improvement is an adjustable button equipped in the lower body of the buoy, near the hook surroundings and several magnetic rings. Some screw... | 05/28/2002 |
| 6247827 | Floatable lighting assembly An improved floatable lighting assembly includes a base with a central concave wall that can face a liquid surface and a peripheral portion extending around the concave wall. A shell is constructed so as to extend from the peripheral portion to form a cha... | 06/19/2001 |
| 6030264 | Flotatable lighting assembly A Rotatable lighting assembly includes a base with a central concave wall that can face a liquid surface and a peripheral portion extending around the concave wall. A shell is constructed so as to extend from the peripheral portion to form a chamber aroun... | 02/29/2000 |
| 5766049 | Anchor monitor and retrieval buoy This nautical buoy is used to monitor the surface projection of a deployed anchor by floating above the anchor. This is accomplished by a connecting tether-line (16) from the buoy to the trip-eye of an anchor (48) attached using a shackle (18). As the anc... | 06/16/1998 |
| 5362267 | Solar powered buoy A solar powered lantern device is visible even without a beacon under reflected light and can be easily color coded to conform to the marking requirements of a new location. The lantern device includes a housing, a lighting element supported by a luminesc... | 11/08/1994 |
| 5295882 | Marine signal device A battery powered signaling device for the rescue of overboard swimmers is arranged in an elongated container in which reciprocal sliding batteries are used as ballast for the erection of the signaling elements above the water line; and further, upon depl... | 03/22/1994 |
| 5231781 | Illuminated float An illuminated float comprises a plurality of solar generators, a storage battery for storing therein the electrical energy generated by the solar generator, a light-emitting element which emits the light by the energy supplied from the storage battery, a... | 08/03/1993 |
| 5176552 | Luminous float A luminous float includes a float body, a resistance plate and a light-emitting device, and causes the light-emitting device to emit light by electricity generated by a dynamo through the relative motions of the float body and the resistance plate, which ... | 01/05/1993 |
| 5066256 | Buoy and releasing system for ships in distress An improved water flotation release device for locating the submerged position of ships that have sunk. The device comprises an improved release buoy that is self contained and communicating and a releasing system that leads to non-violent and reliable re... | 11/19/1991 |
| 5066338 | Solar powered navigation buoy generator A solar electric generating system is provided which directly generates D.C. current from ambient light to charge a rechargeable battery through a blocking diode, and a wiring harness adaptable to connect to the existing internal circuitry of conventional... | 11/19/1991 |
| 5033984 | Illuminated marker buoy A spherical buoy of translucent plastic material has a circular cutout leading to the open interior of the buoy. A cylindrical insert having a closed inner end portion and an open unobstructed interior is inserted into the cutout. The outer end portion of... | 07/23/1991 |
| 4981453 | Emergency transmitter buoy and bracket assembly An emergency position indicating radio beacon is controlled by an annular switch ring which rotates to ON, OFF, SET, and TEST positions. In the SET position, the buoy transmitter automatically turns on in response to removal of the buoy from a mounting br... | 01/01/1991 |
| 4932910 | Emergency location marker system The emergency location marker system carried by a vessel for marking a location on the water and signaling, especially for locating and rescuing an individual in the water, comprises a flotation and support structure with an advantageously collapsible sel... | 06/12/1990 |
| 4896620 | Marine buoy A buoy (10) carries a light (16) at the upper end of a mast (14). The lower end of the mast (14) is connected to a buoyant body (12) which is weighted to present a maximum diameter zone (20) slightly below the water level when the buoy (10) is at rest in ... | 01/30/1990 |
| 4781636 | Portable marker buoy The portable marine marker buoy having a transparent signal support housing which is carried by a float and is stabilized in the water by a depending weight assembly and which is restrained from drifting by an anchor which is deployed by an automatically ... | 11/01/1988 |
| 4763126 | Mooring location system A buoy for marine vessels that is responsive to a transmitted RF signal of a set frequency consisting of an RF receiver disposed within the buoy and tuned to a set frequency of the transmitted RF signal and an antenna coupled to the input of the RF receiv... | 08/09/1988 |
| 4759735 | Solar cell powered beacon A solar-powered beacon comprises a water-tight caisson housing a battery for storing electricity produced by solar cells atop the beacon. An electronic circuit within the caisson controls operation of the beacon. The caisson material acts as a heat sink f... | 07/26/1988 |
| 4736205 | Buoy lantern assembly employing hinged gimbal Marine buoy lantern employs a heavily damped two-axis gimbal including an outer gimbal frame supported to the lantern housing by a pair of hinges and an inner gimbal member mounted to the outer gimbal frame by another pair of hinges. The hinges are made o... | 04/05/1988 |
| 4669990 | Signal device The battery operated signal device employs a gravity operated switching system with a time delay. The time delay is effected in one embodiment by having a weighted element move through a tortuous path when the signal device is thrown into the water before... | 06/02/1987 |
| 4626852 | Buoy lantern system Lantern employs clear lens protective cover around the drum lens and a clear dome over the solar panel mounted above the lens. A heavily damped gimbal supported by the lantern housing mounts the lens, lampchanger, and flasher above a bank of batteries sus... | 12/02/1986 |
| 4601126 | Buoyant marking device for fishermen A buoyant marking light for fishermen is disclosed comprising a pair of buoyant body members interconnected by an elongated sleeve. A light element extends radially outwardly from the center axis of each body member. A weight element is secured within eac... | 07/22/1986 |
| 4579536 | Floating search and rescue inflatable pyramid A pyramid constructed of upstanding inflatable beam members extending from an inflatable base upwardly to an apex. The inflatable base carries an integral sea anchor depending therefrom, comprising an inflatable cross tube carrying a centrally depending i... | 04/01/1986 |
| 4573933 | Floating search and rescue inflatable pyramid A pyramid constructed of upstanding inflatable beam members extending from an inflatable base upwardly to an apex. The inflatable base carries an integral sea anchor depending therefrom, comprising an inflatable cross tube carrying a depending inflatable ... | 03/04/1986 |
| 4544364 | Illuminated buoy marker The present invention is a self-setting, illuminated buoy marker for anglers, made of a translucent material which is elongated in shape and has a bifurcated body of two end members connected to a narrow waist stem member. The marker has a lighting device... | 10/01/1985 |
| 4535430 | Subsea acoustic relocation system A subsea acoustic relocation system provides an apparatus that includes in one embodiment an anchor, and in another embodiment a weighted frame having in part a casing which has an inner bore with an open top portion. A line canister connected to the anch... | 08/13/1985 |
| 4503563 | Electrical device in a buoyant, watertight housing An electrical device in a buoyant, watertight housing, with electrical circuitry, including a battery, to illuminate an incandescent lamp to project either dispersed light or a beam through the translucent bottom of the housing, and to power a radio, as w... | 03/05/1985 |
