Class 441/23 - Tether

Subclass of Class 441 - Buoys, rafts, and aquatic devices
Definition: Buoy wherein a pliant fastening line is used to place the buoy
No. of patents: 77
Last issue date: 05/15/2012

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Number	Title	Issue Date
5188551	Marker body A marker device for fishermen including a body or flotation portion made from a transparent, plastic bottle. A sheet of brightly colored fluorescent or retroreflective paper lines the inside of the bottle, making the marker highly visible. A threaded cap ...	02/23/1993
5100353	Electromagnetic marker float release The present invention provides a marker float release that includes a houg; an electromagnet mounted to the housing having an electromagnetic core; and a buoyant element having a permanent magnet. The buoyant element is positioned against the housing so ...	03/31/1992
5069575	Roll forming notches in a thin-wall power transmission member An apparatus and method for forming a power transmission member from a thin-walled blank, the apparatus including a pair of dies (84) having opposed work surfaces, and a mandrel (50) positioned between the work surfaces of the dies (84) for receiving a bl...	12/03/1991
5065687	Mooring system A mooring system for locating a buoy 33 adjacent to a moored vessel 21, in which the buoy is connected to two horizontally spaced apart points on the vessel, and is also connected to the seabed such that it floats with its connections to the two spaced ap...	11/19/1991
4976641	Buoy with self-ejecting weight A surface buoy. The buoy includes top and bottom flotation members of hemispherical configuration and a reel member positioned between them. An elongate flexible cord is coiled about the reel member and has a first end secured thereto. A second end of the...	12/11/1990
4936804	Non-inflatable buoyancy aid A non-inflatable buoyancy aid is described comprising an annular structure of closed cell plastic foam which is held in position about a wearer's arms and legs through positive displacement and material friction. The buoyancy aid maintains the wearer in e...	06/26/1990
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
4828804	Swimming pool chemical dispenser with restraining tether A device for use in a swimming pool to prevent a floating chlorine feeder from spending an inordinate amount of time near a single location in a swimming pool due to water currents is disclosed which uses a tether to place the feeder in a central location...	05/09/1989
4775346	Apparatus for anchoring a flotation device An apparatus for anchoring a flotation device is comprised of a plurality of adjustable straps attached at respective first ends thereof to a lower major surface of a flotation device which is in contact with the water. A suction device is attached at a s...	10/04/1988
4755157	Icebreaking defense buoy An icebreaking buoy system includes an icebreaking buoy connected to clump weight means positioned on the sea floor by a mooring line having minimum extra length sufficient to permit the buoy to ride up over the largest expected wave. Several such buoy sy...	07/05/1988
4731036	Indicator means A device for indicating the presence in water of an object consisting of material capable of being affected by a magnet, the device containing a magnet. The device enables a reliable and effective indication to be given of metallic objects which are prese...	03/15/1988
4729746	Buoy having excellent resistance against external pressure Disclosed is a buoy which comprises a high density polyethylene foam as a buoyant member, and an outer skin covering the surface of the foam. The buoy has excellent resistance against external force and the loss of the buoyancy by the reduction of the vol...	03/08/1988
4722498	Inflatable air foil A non-rigid, gas inflatable airfoil having a bulbous inflatable forward body and three spaced-apart rearwardly extending inflatable tails. The tails are attached to the rearward portion of the body and form with the body a single inflatable chamber. The c...	02/02/1988
4717092	Torpedo recovery device A torpedo recovery unit positionable within a torpedo casing having an opening for receiving the unit. The unit includes a body with an interior cavity having an open end mountable within the torpedo casing with the open end at the torpedo casing opening....	01/05/1988
4713031	Submerged bobber release device for fishing rods and the like The device includes a tubular housing open at one end and closed at the other end by an adhesively attached cup-shaped cap. Within the closed end is a well having a bottom formed with a slot therein. Contained within the well is a water-soluble element, s...	12/15/1987
4673363	Marine measurement device A sonobuoy having a terminal weight and sensor for deployment beneath the surface of the water after the buoy has been launched from an aircraft and impacted the water. A circuit assembly and antenna for processing output from the sensor and for transmitt...	06/16/1987
4639227	Buoy A buoy having a mainly circular upper surface and on this surface an auxiliary circular float body located at the center of this surface, the dimensions of the this upper surface and the auxiliary float body being such, that the buoy in rough water restor...	01/27/1987
4597351	Accumulator An accumulator particularly adapted for mooring instruments in an ocean environment. The accumulator includes a solid rubber core surrounded by a nylon overbraid. The nylon overbraid is seized by means of high tensile strength tape to the rubber core at i...	07/01/1986
4580987	Mooring line lockup mechanism An Air Deployed Oceanographic Mooring when assembled for deployment has a ltitude of components suitable for separation by explosive bolts upon deployment of the system. A parachute system is connected to a surface buoy. The components that separate from ...	04/08/1986
4540370	Retriever for submerged objects A retriever for submerged objects is disclosed in which a cap is connected to a canister by a retrieval line, and the canister is in turn connected to an object by an anchoring line. When the object and attached canister are dropped into the water, the wa...	09/10/1985
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
4498877	Anchoring system for a buoy, specially a measuring buoy An anchoring system for buoys and specially measuring buoys in which an anchoring line is connected to an anchoring line connection member which is connected by at least two connection links to the buoy. The connection links have equal length and the conn...	02/12/1985
4397584	Trawl resistant sensor mount A trawl resistant sensor mount which is resistant to trawler damage and to psetting. A sensor is held by a strong net which anchors the sensor to an anchor. A float having a streamlined shape encases the sensor and maintains it upright. An electromechanica...	08/09/1983
4354446	Temporary mooring of tension leg platforms Methods and apparatus are provided for temporarily mooring a tension leg platform while the permanent vertical tethering elements thereof are connected between the platform and an anchor located upon the ocean floor....	10/19/1982
4262379	Automatically surfacing marker buoy for lobster or crab traps or the like A marker buoy attached to an object such as a lobster or crab trap by a latch and released by a trigger struck by a falling weight. A sealed buoy compartment contains a first permanent magnet holding the weight in upper position by a supportive pole relat...	04/21/1981
4249277	Lobster buoy spindle An improved lobster buoy spindle member comprising a buoy spindle having apparatus for the retention of a float member thereon and having at the base thereof a pivot member to allow the rotation of a rope line extending from a trap when affixed thereto....	02/10/1981
4215572	Apparatus and method for supporting oceanographic equipment at selected ocean depths An array of oceanographic instruments is supported on a tension line exteng horizontally at a selected ocean depth between a pair of vertical lines one of which is a ship-borne, end-weighted, winched cable and the other a float-supported and anchored gui...	08/05/1980
4193057	Automatic deployment of horizontal linear sensor array A linear sensor array is deployed horizontally on the ocean floor by first deploying a vertical array, between an anchor and a float from which the array is suspended, and then decreasing the buoyancy of the float gradually as the float is carried away fr...	03/11/1980
4189703	System for deploying a sensor array from transiting vessel A system for deploying a vertical linear sensor array from a transiting vessel comprising a tubular deployment case closed at the bottom by a descent weight that is connected to a plurality of sensors packed in the case and connected in sequence by a cabl...	02/19/1980
4177530	Buoy system for vertical ocean profiling A buoy system for obtaining oceanic data from a predetermined depth to the urface includes an instrument vehicle programmed to cycle between predetermined positive and negative buoyancy conditions. A flexible tether having a degree of stiffness and a posit...	12/11/1979
4176615	Mooring attachment for single point mooring terminals A mooring attachment for substantially permanently connecting a buoy and a storage-process vessel, wherein the mooring attachment is of smaller weight but as great a level of reliability as prior art attachments. The attachment includes a mooring arm havi...	12/04/1979
4170954	Semi-submersible vessel Semi-submersible vessels are described comprising a sealed chamber with curved surfaces, a partially immersable support structure secured to the chamber and a platform or deck carried by the support structure. Preferably the sealed chamber comprises a plu...	10/16/1979
4153962	Undersea tether/termination assembly A tethered termination assures that a float is held at and below the wateir interface to dissipate the dynamic energy of surface waves. The termination is secured to a ballast from which the tether reaches upwardly to the float. Splicing a wire rope or s...	05/15/1979
4138752	Marine buoy A small, wave-following, relatively stable marine buoy designed for floating at the surface of a body of water and for carrying data measuring equipment. The buoy comprises a buoyant hull member of substantially cylindrical configuration of relatively sma...	02/13/1979
4110630	Wave powered electric generator A wave powered electric generator using direct energy conversion is described which includes, within a water and airtight, buoyant envelope tethered to a fixed point relative to the sea bottom, one or more stators and one or more elements moveable by the ...	08/29/1978
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
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

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Class 441/23 - Tether