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Patents Published on 10/14/1997


See All Patents Issued In 1997


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NumberTitleIssue Date
5676080Watercraft
Each keel panel for a punt-like boat is formed from aluminum sheet having a relatively low temper/high degree of extensibility and the bow portion is stretched formed over a die in a metal stretching machine. The hull construction of the boat has a keel, ...
10/14/1997
5676081Tilting helm for marine vessel
A marine helm pump assembly comprises a helm pump unit and a helm pump mounting cooperating with the helm pump unit. The helm pump unit is connectable with hydraulic conduits to a steering assembly and cooperates with a rotatable helm to be gripped by an ...
10/14/1997
5676082Hatch assembly for a marine vessel
A hatch assembly includes a first frame member having a generally J-shaped cross-section with a longitudinal extending or upright position and a generally parallel lip portion which is separated from the longitudinal portion by a horizontal section or ris...
10/14/1997
5676083Offshore mooring device and method of using same
A mooring system preferably for oil transport, production, and drilling vessels in the ocean, and a method of using the system. The mooring system combines a submerged buoyant element anchored to the seabed with a retrieval system aboard the vessel and a ...
10/14/1997
5676084Retrievable mooring device
A retrievable boat mooring device for reversible attachment to an off-shore oil platform. The mooring device includes a modified U-shaped hook, one end of which is attached to a cable. A tubular Nylon rope is attached to the other end of the hook, and the...
10/14/1997
5676085Vacuum operated boat mooring device
A vacuum operated mooring device consisting of a telescopic and lockable connecting arm, to connect and hold apart at a distance, one boat from another or a boat from a dock. At both extremities of the connecting arm are single and multiple axes connected...
10/14/1997
5676086Rear storage assembly for watercraft
A small watercraft having a hull with a bow portion and stern portion. A raised pedestal is provided on the hull and supports an elevated seating assembly that includes a seat for accommodating at least one rider. A buoyant storage assembly extends transv...
10/14/1997
5676087Watercraft hull
A dynamic mode shallow draft ski-toon boat featuring a multi-hulled bottom with water skis mounted thereto is disclosed and described, the ski-toon boat being capable of planing at lower velocities and utilizing substantially less engine power in comparis...
10/14/1997
5676088Molded boat hull with integrally contained areas of localized reinforcement
An integrally moulded plastic boat hull structure is provided with a plurality of threaded inserts for securing associated boat components. Each of the threaded inserts is moulded into the boat hull structure with a force dissipating planar member which d...
10/14/1997
5676089Squirrel proof bird feeder
A squirrel proof bird feeder comprises a frame 102, a feed chute 112 inside and fixed to frame 102, and a rotatable feed chute cover 114 disposed between frame 102 and feed chute 112. The feed chute has two feed trays 116, 117, and the feed chute cover ha...
10/14/1997
5676090Scatter-resistant litter box
There is disclosed herein a scatter-resistant litter and waste collection system which includes a base and a tap support skeleton defining an interior space configured to receive refuse and to collect the excess litter from the animal's paws. The scatter-...
10/14/1997
5676091Cuttle bone holder
In order to safely support a cuttle bone in a bird cage in a manner to prevent fragments of the bone breaking off and falling to the bottom of the cage or the bone becoming contaminated with bird defecation, a housing is formed of two halves or portions w...
10/14/1997
5676092Scrubbing glove for the cleansing of pet animals
A scrubbing glove for the washing and shampooing of pet animals includes a palm portion and separate finger portions, the glove and finger portions having one or more contact areas. The contact areas are covered with closely spaced resilient nubs comprisi...
10/14/1997
5676093Controllable dog harness and leash assembly
A leash-controllable dog harness and leash assembly adapted to inhibit a dog from straining against a leash held by an individual walking the dog. The harness includes a shoulder junction having a pair of slide openings therein overlying the dog's shoulde...
10/14/1997
5676094Protective leg wrap for animals
A protective wrap for the legs of animals to prevent insects or sticker type plants from contacting such wrapped legs. The wrap is made up of a mesh-type material which keeps the insects off while allowing free air circulation. The mesh material is border...
10/14/1997
5676095Protective paw coverings for animals
A protective paw covering which prevents damage caused by animal claws is disclosed. The paw covering includes first and second boots which are designed to fit over the front paws of the animal. The boots are secured on the animal by a harness which inclu...
10/14/1997
5676096Engine cylinder liner
A lightweight high-performance internal combustion engine embodying screwed-in cylinder liners that are screwed into the cylinder head for forming the combustion chambers. The cylinder liners are formed from a lightweight alloy having a hardened cylinder ...
10/14/1997
5676097High-efficiency explosion engine provided with a double-acting piston cooperating with auxiliary feed inlet units
The present invention refers to a double-acting, single-cylinder, explosion engine whose peculiarity is to be provided with auxiliary components which permit to optimize the inlet stroke because such auxiliary components are arranged in a way that the gas...
10/14/1997
5676098Mechanical direct-acting tappet with roller follower
A mechanical direct-acting bucket-type tappet which includes a sheet metal body, a plastic block within the body and having a cam-contacting roller received therein, a metal disc received within a seat formed in the block and operable to contact an engine...
10/14/1997
5676099Multicylinder internal combustion engine and method of operating same
An internal combustion engine at least two intake valves and one exhaust valve per cylinder. The valves are actuated by an intake camshaft and an exhaust camshaft operating with variable timings. The internal combustion engine is also provided with an int...
10/14/1997
5676100Glow plug assembly
A glow plug assembly having a shield integrally connected to a housing is disposed in and retained in a bore in a cylinder head by a clamp connected to the cylinder head. A stop surface connected to said housing is engageable with the cylinder head and es...
10/14/1997
5676101Controllers for a combustion engine able to lower the intake air pressure to a vacuum during an engine cranking operation
The object of the present invention is to provide a controller, for a combustion engine, having a simple structure and which can reduce the exhaust emissions at the engine start-up time. The controller comprises a means for decreasing the pressure in an i...
10/14/1997
5676102Engine
An engine, having an intake passage, a throttle valve arranged in the intake passage, and a fuel injector arranged in the intake passage for injecting fuel into the intake passage, comprises an air-flow control valve arranged in the intake passage between...
10/14/1997
5676103Recoil starter
A recoil starter is provided which prevents malfunction, such as disengagement of a claw, after the engine is started repeatedly even if the starter is not made of a material of high intensity. A spring can be wound substantially precisely circularly. It ...
10/14/1997
5676104Stepped piston for a motor, pump or compressor
The piston is composed of three independent elements including a lower element 3 which bears in a housing 4 a gasket segment 5, an intermediate element 2 secured to the lower element 3 so as to retain the segment 5, and a piston head 1 secured to the lowe...
10/14/1997
5676105Internal combustion engine with reinforced engine block
A piston engine which includes an engine block composed of a base material. The engine which block has a cylinder block with at least one cylinder formed therein, a piston located in the cylinder, and a crankshaft connected to the piston and being mounted...
10/14/1997
5676106Injector system for an oil renewal system
An injector system adaptable for outputting a predetermined volume of lubricating oil from a diesel engine into an engine fuel system includes a piston slidably disposed in a body and cooperates with the body to define a first and second chamber in the bo...
10/14/1997
5676107Direct injection diesel engine
A direct injection diesel engine includes a cylinder head which is formed, for each cylinder, with a plurality of intake ports. At least one of the intake ports has an approximately straight throat extending tangentially to the cylinder and opening into a...
10/14/1997
5676108Combustion control system for four cycle direct injection engine and the method thereof
A combustion control system and method of a four cycle direct injection engine includes an igniter for igniting simultaneously in two cylinders, a firing cylinder and an off-firing cylinder. In the combustion control system, it is judged whether or not th...
10/14/1997
5676109Hydraulic system, in particular an engine brake for an internal combustion engine
The invention is based on a hydraulic system, in particular of an engine brake for an internal combustion engine, having at least one hydraulic actuating element, a positive displacement pump by which pressurized fluid can be pumped from a low-pressure re...
10/14/1997
5676110Exhaust brake with offset butterfly and method of reducing back pressure therein
An exhaust brake for an internal combustion engine has a valve body with an exhaust gas conduit therethrough. The conduit has a center, an upstream portion and a downstream portion. The upstream portion is smaller in cross-section than the downstream port...
10/14/1997
5676111Method and arrangement for controlling the torque of an internal combustion engine
The invention is directed to a method and an arrangement for controlling the torque of an internal combustion engine. A desired value is determined while considering the engine speed starting from a desired torque value to increase the engine torque durin...
10/14/1997
5676112Method and arrangement for controlling an internal combustion engine
The invention is directed to a method and an arrangement for controlling an internal combustion engine wherein a torque reducing control of the opening times of the inlet and outlet valves of the engine and/or a torque reducing control of the geometry of ...
10/14/1997
5676113Method for ignition timing control in combustion engines
An improved method applied in combustion engines which use the ionization current in the combustion chamber in order to extract a parameter representative of the pressure in the cylinder, which parameter is used for controlling the ignition timing within ...
10/14/1997
5676114Needle controlled fuel system with cyclic pressure generation
The improved needle controlled common rail fuel system of the present invention includes split common rails serving respective sets of injectors and a respective high pressure pump associated with each rail. The high pressure pumps reciprocate to cyclical...
10/14/1997
5676115Work apparatus having an internal combustion engine
The invention relates to a cutoff machine having an internal combustion engine arranged for driving a work tool. The engine is held in a housing including a supporting component. Located in the housing is a fuel tank, from which the internal combustion en...
10/14/1997
5676116Vapor pressure control system
The present invention relates to a vapor pressure control system which include a canister containing activated carbon therein, a tank pressure sensor connected to a fuel tank to sense internal vapor pressure of the fuel tank, a control valve mounted in a ...
10/14/1997
5676117Lawn mower powered by alternative fuels
A lawn mower which is powered by an engine that uses gaseous fuels, such as liquified petroleum gas (LPG), compressed natural gas (CNG) or liquified natural gas (LNG). It may be either built originally to use gaseous fuels, or it may be converted from usi...
10/14/1997
5676118Fuel vapor purge control system of automobile engine
A fuel vapor purge control system of an automobile engine comprises fuel vapor concentration calculating means for calculating a concentration of fuel vapor in the purge flow based on a feedback correction coefficient, target purge rate calculating means ...
10/14/1997
5676119Air-fuel ratio control system for internal combustion engines
An air-fuel ratio control system for an internal combustion engine has an exhaust gas component concentration sensor having a sensor element and arranged in the exhaust system of the engine, for detecting concentration of a predetermined component present...
10/14/1997
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