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| Number | Title | Issue Date |
| 5239945 | Apparatus to reduce or eliminate combustor perimeter wall erosion in fluidized bed boilers or reactors A fluidized bed boiler or reactor comprising a housing, a reaction (furnace) chamber within the housing, air distribution means within the reaction chamber, a plurality of perimeter walls approximately vertically disposed and arranged about the interior w... | 08/31/1993 |
| 5239946 | Fluidized bed reactor system and method having a heat exchanger A fluidized bed reactor in which a heat exchanger is located adjacent the reactor with each enclosing a fluidized bed and sharing a common wall including a plurality of water tubes. A mixture of flue gases and entrained particulate materials from the flui... | 08/31/1993 |
| 5239947 | Vent damper for gas water heater A vent damper for limiting the flow of ambient air in a hot water heater including a main burner, a pilot light burner and a central core for evacuation of exhaust gases from the main burner and pilot light burner. The vent damper comprises an inner shell... | 08/31/1993 |
| 5239948 | Heat exchange system utilizing cavitating fluid A unique heat exchange system is disclosed in which pulses pressurized fluid are directed into a vessel. The pulsed fluid preferably cavitates within the vessel, generating heat in the fluid. That heat is then directed to a downstream heat exchange struct... | 08/31/1993 |
| 5239949 | Cooling jacket and thermal insulation for an internal-combustion engine An internal combustion comprises a cooling circuit of the cylinder heat and cylinder in the region of the upper dead center of the piston and cooling solely by oil injection into the cylinder in the lower region of the cylinder. The cooling circuit consis... | 08/31/1993 |
| 5239950 | 2-cycle engine A number of embodiments of outboard motors embodying pressure scavenged 2-cycle internal combustion engines. In each embodiment, a plenum chamber serves the scavenge passages of the engine and the pressure relief for a scavenge pump is provided by a press... | 08/31/1993 |
| 5239951 | Valve lifter A valve lifter of the roller type formed of a lightweight metal preferably aluminum or magnesium alloy. A roller formed of a wear resistant ceramic material is rotatably secured to the valve lifter. The wear/bearing surfaces of the valve lifter are impreg... | 08/31/1993 |
| 5239952 | Valve actuating apparatus A valve actuating system comprises a rocker arm supported by a rocker shaft for contacting with a first or low speed profiled cam lobe and a valve stem, a lost motion mechanism, a free cam follower and a prop. The lost motion mechanism includes a stationa... | 08/31/1993 |
| 5239953 | Hydraulic tappet for an internal combustion engine A hydraulic tappet comprises a body which comprises an outer tube, an inner tube and an upper portion which connects the two tubes at the upper end. Within the inner tube, there are provided inner and outer plungers. The outer plunger abuts a valve stem o... | 08/31/1993 |
| 5239954 | Starter protection circuit A starter protection circuit for a starting device of an internal combustion engine of a vehicle has a thermoswitch assignable to a starter, a relay which is activated by the thermoswitch when the thermoswitch is operative and interrupts a starter operati... | 08/31/1993 |
| 5239955 | Low friction reciprocating piston assembly A low-friction piston construction for use in an oil-fed cylinder bore with the piston skirt relieved to define lands that are coated with SFL (graphite, MoS2, BN, and a special expoxy resin). A method of making such piston construction includi... | 08/31/1993 |
| 5239956 | Internal combustion engine cylinder heads and similar articles of manufacture and methods of manufacturing same A casting for conducting high temperature gases, such as an internal combustion engine cylinder head having to pass combustion exhaust gases therethrough, and a method of manufacturing the same wherein the casting includes a main body portion and a high s... | 08/31/1993 |
| 5239957 | Two cycle engine for small boat A number of embodiments of lubricating systems for small watercraft that might become inverted and wherein a lubricant reservoir supplies lubricant under gravity to a lubricant pump when the water pump is operating in a normal upright condition. An air re... | 08/31/1993 |
| 5239958 | Delay stroke piston and rod for engine A reciprocating piston internal combustion engine comprises a cylinder having opposed ends, a piston reciprocably mounted in the cylinder, a connecting rod having a crank journal end and a piston journal end, the connecting rod connected to the piston at ... | 08/31/1993 |
| 5239959 | Isolated combustion and diluted expansion (ICADE) piston engine The "Isolated Combustion and Dilution Expansion (ICADE) Engine", is a piston/cylinder arrangement used primarily for the compression of air and the expansion of diluted hot combustion products. Fuel injection and rapid combustion take place inside a separ... | 08/31/1993 |
| 5239960 | Engine induction system provided with a mechanical supercharger A mechanical supercharger is provided in an intake manifold, and two inlet ports in communication with a cylinder are provided. A swirl control valve disposed in one of the two inlet ports is opened in a low speed/medium load region, and closed in a low s... | 08/31/1993 |
| 5239961 | Rotary idle-speed actuator A rotary idle-speed actuator for controlling a throttle cross-section in a line carrying combustion air for an internal combustion engine has an actuating motor with a stator and a rotor. The rotor is mounted on a shaft of a throttle member which more or ... | 08/31/1993 |
| 5239962 | Engine control apparatus for a multi-cylinder engine An engine control apparatus for a multi-cylinder engine is provided which precisely controls a plurality of groups of cylinders on the basis of a plurality of reference position sensors, each of which senses a reference crank position of a corresponding g... | 08/31/1993 |
| 5239963 | Ignition timing control system for internal combustion engines An ignition timing control system controls ignition timing of spark plugs of an internal combustion engine associated with a plurality of changeover devices, changeover of an operative state of each of which has influence upon output torque of the engine.... | 08/31/1993 |
| 5239964 | Concentric fuel line system A connector structure is provided for securely connecting a concentric fuel line having a plurality of tubes to a manifold having corresponding fluid passages in communication with the plurality of tubes. The manifold includes coupling unions having axial... | 08/31/1993 |
| 5239965 | Fuel injection control apparatus for internal combustion engine A fuel injection control apparatus includes a detection part for detecting whether or not an internal combustion engine is operating in prescribed high load conditions, a fuel injection control part for increasing a fuel injection time during which an amo... | 08/31/1993 |
| 5239966 | Electronic control fuel injection apparatus for two-cycle engine An electronic control fuel injection apparatus for a crank chamber compression type 2-cycle engine which compensates a fuel injection amount predetermined by an opening degree of an engine intake air system and an engine speed in response to a fuel amount... | 08/31/1993 |
| 5239967 | Portable handheld work apparatus having an internal combustion engine and an injection pump The invention relates to a portable handheld work apparatus having an internal combustion engine and an injection pump. The work apparatus includes an injection-pump block which is mounted on the housing of the work apparatus. The injection-pump block inc... | 08/31/1993 |
| 5239968 | Electrically controlled fuel injection system The invention relates to an electrically controlled injection system for internal combustion engines, in which a magnet valve that is open when without current is used to control the fuel quantity of a high-pressure chamber in the injection pump. A pressu... | 08/31/1993 |
| 5239969 | Mechanical fuel injector for internal combustion engines Purely mechanical fuel injector for internal combustion engines utilizes a single plunger piston within a plunger barrel for fuel pumping, fuel/air mixing, and fuel injection functions. The plunger piston is reciprocated by a cam follower engaging a cam r... | 08/31/1993 |
| 5239970 | Fuel injection type engine A fuel/air injection system for an engine wherein fuel is purged from the injector when the engine is shut down by supplying air under pressure for a limited period of time in that event.... | 08/31/1993 |
| 5239971 | Trouble diagnosis device for exhaust gas recirculation system This invention relates to a trouble diagnosis device for an exhaust gas recirculation (EGR) of an internal combustion engine. In the condition that an EGR control valve is turned on and off according to whether or not the operating condition of the engine... | 08/31/1993 |
| 5239972 | Gas/liquid separation device A gas/liquid separator device includes a separator, such as a cyclone type separator, provided in a blowby gas passage for introducing a blowby gas from a blowby gas chamber of an internal combustion engine, an oil accumulator in the form of a container f... | 08/31/1993 |
| 5239973 | Ignition apparatus for an internal combustion engine An ignition apparatus for an internal combustion engine includes a reduced number of component parts which can be arranged or laid out without difficulty within a limited space such as a vehicle engine room. The apparatus can be manufactured at low costs ... | 08/31/1993 |
| 5239974 | Electronic system for controlling the fuel injection of an internal-combustion engine An electronic system for controlling the fuel injection of an internal-combustion engine based on the load, rotational speed, and temperature, as well as at least an oxygen probe reading in the exhaust pipe. The system determines basic injection-quantity ... | 08/31/1993 |
| 5239975 | Method and arrangement for shifting the lambda mean value The invention is directed to a method of shifting the lambda value to that value at which a control in time average is effected with a two-point lambda control for an internal combustion engine. The method includes the steps of: forming a control deviatio... | 08/31/1993 |
| 5239976 | Compound archery bow having a carrying adaptor mounted thereon An adaptor device for use in the carrying of a compound archery bow having a cable bar attached thereto, the adaptor device including a body portion through one end of which a bore extends for receiving the cable bar therein, the body portion being secure... | 08/31/1993 |
| 5239977 | Elbow for attaching accessories to an archery bow An improved elbow used to attach accessories such as stabilizers to archery bows is disclosed. The elbow comprises: an extended arm having a threaded-end capable of being attached to the bow (facilitated in the preferred embodiment by a nut) with the othe... | 08/31/1993 |
| 5239978 | Oscillatory abrasive cable power saw An angularly reciprocating pivotable yoke, driven by a motor or a power t, is attached to respective ends of an abrasive coated cable or wire blade to draw the blade back and forth over a workpiece and provide cutting thereof, particularly in close quart... | 08/31/1993 |
| 5239979 | Radiant heater An improved radiant heater for use in dusty environments and at low gas pressures. An open throat, single port burner, which is not subject to obstruction in dusty environments, directs combustion products vertically from a lower fuel input end to an uppe... | 08/31/1993 |
| 5239980 | Forced air furnace control system and method of operation A forced air furnace control system for preventing the buildup of dangerous concentrations of CO gas within a building airspace. A CO sensor is mounted in the air exit plenum of the furnace and connected in a circuit which produces an output signal when t... | 08/31/1993 |
| 5239981 | Film covering to protect a surgical instrument and an endoscope to be used with the film covering A film covering for protecting a surgical instrument such as an endoscope from contamination, includes a tubular film having an inlet opening and an outlet opening disposed opposite to the inlet opening. The outlet opening is formed by an elastic membrane... | 08/31/1993 |
| 5239982 | Catheter depth gauge and method of use A catheter meter is described for determining spacial parameters such as linear distance in a vessel or other body cavity. The catheter meter includes a catheter having a proximal end and a distal end and a handle for holding the catheter. The catheter fu... | 08/31/1993 |
| 5239983 | Connector apparatus for endoscope A connector apparatus for an endoscope comprising a light guide connector for connecting an incident end of a light guide fiber bundle to alight source apparatus. An electrical connector is removably attached to the light guide connector to provide electr... | 08/31/1993 |
| 5239984 | Hand-held opto-diagnostic instrument system There is provided a video monitoring, recording and transmission elements for use in combination with a hand-held medical opto-diagnostic office-use instrument such as an otoscope and an ophthalmoscope. The adaptor, beam splitter and video camera head por... | 08/31/1993 |
