Class 114/61.27 - Having specific forebody

Subclass of Class 114 - Ships
Definition: Subject matter wherein a particular structural aspect, e.g.,
No. of patents: 31
Last issue date: 11/01/2011

Number	Title	Issue Date
8047148	Ship A ship designed for use at high speed and heavy seas having a single long and slender hull with a narrow beam and a more or less vertical bow, whereby the front half of the hull has more or less vertical sides, minimal flare in the bow sections and towards the bow a...	11/01/2011
7658159	Foreship arrangement for a vessel of the displacement type A foreship arrangement for a vessel of the displacement type. The foreship consists of the part of the ship in front of the vessel's midship mark and the vessel has a transversely symmetrical hull form about its center line and a substantially conventional bow form ...	02/09/2010
7383782	Watercraft The invention relates to a watercraft, particularly a river boat, with a hull for receiving useful devices and with propulsion units for generating a driving force and which are located on the hull. The watercraft according to the invention is characterized in that ...	06/10/2008
7364484	Toy airboat A toy airboat (10) having a negative trim element (38) and an adjustable positive trim element (44) for selectively controlling the performance of the craft in varying environmental conditions such as wind speeds and wave heights. The negative t...	04/29/2008
7316193	Vessel for water travel A vessel for water travel that has the stability of a heavy weighted vessel when at rest in the water and the performance of a lightweight vessel when in a planed condition. The vessel comprises at least one hull structure for partially submerged flotation in a body...	01/08/2008
7210422	Fin stabilizer to reduce roll for boats in turns method and apparatus The invention relates to a fin stabilization system adapted to minimize roll about the longitudinal axis of the boat during sharp cornering at very high speeds. In one form, equipment such as a machine gun is mounted to the bow of the boat and targets are adapted to...	05/01/2007
7207286	Tri-point hydro sled A marine vessel that planes over the water in a straight ahead mode and has a V-shaped bow configuration, two lateral rails, a water jet intake aft of the bow, and a water jet discharge through the transom above the water line. The vessel's tri-point contact with th...	04/24/2007
7191725	Bow lifting body A watercraft having a hull, a fore and aft longitudinal axis and a bow includes a three dimensional low drag submerged lifting body secured to the bow below the design waterline of the hull. ...	03/20/2007
7188575	Watercraft with wave deflecting hull The invention is directed to a watercraft hull design that comprises a hull having a bow, stem, top, and bottom. A wedge-shaped wave spreading system is located at a forward portion of the craft. The wave-contacting surface planes of the wave spreading system are po...	03/13/2007
6994049	Power boat with improved hull A power boat having an improved hull including concave aft sections, and which hull is capable of operations at a wide range of speeds with low relative horsepower for vessel weight and improved fuel economy is disclosed. In one exemplary embodiment, the boat is a 3...	02/07/2006
6668743	Semi-displacement hull A hull form which operates in the speed ranges where both planing and wave making affect hull resistance is presented with a configuration which reduces wave drag and improves performance in very fast and ultra-faste speed ranges. The specific distributio...	12/30/2003
6158369	Transonic hydrofield and transonic hull A transonic hydrofield TH has been established which defines the shape of a displacement transonic hull (TH). The hydrofield is characterized in not having curvatures such as shoulders, midbody, or rear quarter, with a deep draft forward and shallow draft...	12/12/2000
6065415	Reduction of wave making by multi-hull surface vessel A multi hulled vessel in which its two outermost hulls are parallel and have a configuration such that one hull is a mirror image of the other and are double ended, each hull is characterized by its stern part; beneath the waterline in which there is a co...	05/23/2000
5787828	Swath cargo ship A small water plane area twin hull (SWATH) ship (10) has two demi-hulls (11), a strut (12) mounted to each hull which extends to a cross structure (14) spanning the struts. A buoyant foil (18) extends between the two hulls....	08/04/1998
5730391	Universal fluid-dynamic body for aircraft and watercraft A body configuration for improving the fluid-dynamic performance efficiency of aircraft and watercraft comprises a generally conical upper segment (54) and a generally conical lower segment (56) that are joined at a common base plane (53), achieved by inv...	03/24/1998
5713293	Unmanned sea surface vehicle having a personal watercraft hull form An unmanned marine surface vehicle (UMSV) featuring structural incorporation of the hull of a typical commercially distributed, recreationally enjoyed personal watercraft (PWC). The intrinsic qualities of the PWC hull, especially as pertains to superior s...	02/03/1998
5707261	Hydrocopter The present invention relates to a hydrocopter. A hydrocopter is a vehicle by which it is possible to move over water, particularly in an archipelago, under difficult conditions, e.g., during the thaw. The waterproof hull of the hydrocopter bears against ...	01/13/1998
5701835	Production vessel with sinusoidal waterline hull A ship comprising: approximately sinusoidal waterlines; and a surface extending from the transom stern at the design waterline plane to the base plane at about L/3 from the bow and defining an angle between the base plane and an oblique plane, the oblique...	12/30/1997
5694878	Semi-submerged catamaran In a semi-submerged catamaran comprising at least two submerged bodies, struts mounted in a standing position on respective submerged bodies and a hull part supported by the struts above the water surface, motion preventing fins are fixed in a submerged p...	12/09/1997
5575231	Flotation foam lined pontoon log A foam lined pontoon log in which polyurethane flotation foam is sprayed onto the interior surfaces of the pontoon log and adheres to the interior surfaces of the pontoon log. The flotation foam is built up to a desired thickness, but does not completely ...	11/19/1996
5566634	Ship's stem duct with airfoil section A stem duct of a ship used to achieve the reduction of the ship's propulsion wave height and the improvement in the laminarity of the flow around the ship's bow, so that the ship is able to move with an increased speed and/or with reduced fuel consumption...	10/22/1996
5488918	Optimized barge bow form and methods of use thereof A barge for the commercial shipping of cargo along an inland waterway having an economically optimized bow, a stern, elongated sidewalls extending between the bow and the stern, and a bottom interconnecting the bow, stern and sidewalls. The bow has a prof...	02/06/1996
5279239	Lightweight four man rowing shell Four man rowing shells in heavyweight and lightweight configurations have an elongated hull with a bow and stern and a smoothly tapered hull surface therebetween. The hull surfaces have particular cross-sections below the waterline at stations spaced alon...	01/18/1994
4875425	Hull forms A hull form for a vessel which hull form is deep-Vee based and is constructed and arranged for use in a displacement mode. The hull includes a bow section which incorporates a plurality of lateral grooves or, alternatively, a single lateral formation and ...	10/24/1989
4781136	Safety cockpit for powerboat A safety cockpit for a powerboat totally separable from the remainder of the boat. The cockpit has a single wall between the interior and the exterior formed of a sandwich material of an Airex rigid foam to which are epoxied, on either side, two layers of...	11/01/1988
4715305	Ship's hull A ship's hull has a general frame form defining a bottom surface and two side surfaces. The bottom section of the hull comprises a substantially vertical wedge-formed portion, which extends vertically downwards in the region of the lowest part of the bow ...	12/29/1987
4328601	Inflatable bow Structure is provided which provides a changeable bow configuration for a floating hull which requires a bow configuration which facilitates travel through water only part of the time. An amphibious vehicle is an example of such a requirement, wherein the...	05/11/1982
4079688	Displacement hull A low-drag hull for high-speed displacement type water-craft is constructed with a constant-section keel-less midbody having a length equal to or greater than one-third of the waterline length of the hull, and with a run of less than one-sixth of the hull...	03/21/1978
4003325	Cargo vessel low resistance bow A cargo vessel hull bow configuration comprising a horizontal forwardly projecting bow wave making bottom plate disposed substantially coplanar with the bottom surface of the hull proper, of a transverse maximum width approximately one-third the hull widt...	01/18/1977
3985091	Icebreaker vessel An icebreaker vessel formed of a pontoon-shaped forecastle, a wedge-shaped ship bottom with a center keel, at least one pair of additional marine propulsion and steering systems along the ship bottom on either side of the keel, trimming devices for liftin...	10/12/1976
3931780	Icebreaker vessel An icebreaker vessel having a forecastle of a pontoon-shaped configuration and of a greater width than the width of the ship's hull wherein an upper portion of the lower surface of the forecastle is substantially planar and inclined upwardly, and a lower ...	01/13/1976

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Class 114/61.27 - Having specific forebody