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| Number | Title | Issue Date |
| 4211173 | End construction for a railway car A pair of collision posts are connected at the end of a railway car between the roof structure and buffer sill. Each of the posts includes a tubular structure formed by welding two elongated "S" shaped strips to an elongated flat strip. Each of the tubula... | 07/08/1980 |
| 4211174 | Wet oxidation of coal for generation of heat energy A process for oxidizing coal by wet oxidation to produce recoverable heat energy without generating gaseous sulfur-containing by-products. A slurry containing 0.5 or more weight percent coal particles and a stream of oxygen-containing gas are charged to a... | 07/08/1980 |
| 4211175 | Agricultural implements An agricultural implement has an elongated frame extending transverse to the direction of travel with soil penetrating tools and liquid spraying booms mounted on the frame. A pair of liquid tanks are carried by respective supports in front of the frame, o... | 07/08/1980 |
| 4211176 | Knife block for tufting machines A knife block for mounting four knives in staggered needle fine gauge tufting machines having a pair of dovetail shaped inserts slidably received within a pair of dovetail shaped cavities formed on opposite sides of a central web in a block body member. T... | 07/08/1980 |
| 4211177 | Automatic slow speed for skip stitch mode An automatic control means for overriding the manually operable fast/slow control switch of a sewing machine to assure slow speed operation while the machine is operating in skip stitch mode, such as while basting to facilitate positive latching and unlat... | 07/08/1980 |
| 4211178 | Sewing machine mount A mount system for mounting sewing machines provided with hinge pin sockets adjacent an edge of the work supporting surface, comprising a pair of elongated equal height mounting brackets having pins adapted to be inserted into and locked within the hinge ... | 07/08/1980 |
| 4211179 | Columnar structure A hollow columnar structure fabricated from at least two, part-oval, extruded aluminium sections and intended for use as a sailing vessel mast or boom, a lamp standard or as piping. The sections each have a longitudinally extending groove along each of th... | 07/08/1980 |
| 4211180 | Compensating trolling fin A drift compensating trolling fin adapted to be secured to the transom of a boat. The transom comprises a generally J-shaped frame of channel construction, a preferably two piece, pivoted linkage arm coupled to the frame and snugly receivable within the f... | 07/08/1980 |
| 4211181 | Apparatus for applying adhesive to opposed surfaces of shaped members An apparatus is disclosed which simultaneously coats opposed lateral faces of shaped parts with an adhesive material. Such apparatus comprises conveying means for advancing the shaped part in an upright position along a predetermined path. First means are... | 07/08/1980 |
| 4211182 | Diffusion apparatus A diffusion apparatus, particularly useful for diffusing aluminum into semiconductor wafers, comprises a quartz evaporation tube in combination with a restrictor plate which is inserted in an open end thereof. The restrictor plate preferably has substanti... | 07/08/1980 |
| 4211183 | Fish raising Raising food fish utilizing apparatus including a fish tank having a biological filter submerged in it, by recirculating water through the biological filter to remove ammonia, the water in the fish tank being intermittently recirculated and returned to th... | 07/08/1980 |
| 4211184 | Milking A teat cup is provided with a sensing diaphragm in the mouth piece and is connected by a linkage to a valve operating on the air line inlet to the pulsator chamber. Variation of the vacuum level within the ring chamber causes the valve in the air line to ... | 07/08/1980 |
| 4211185 | Floor mat for stalls or cribs The invention relates to a non-skid foor mat for stalls or cribs, which is provided on its underside with depressions separated from each other so that a coherent mat bottom is formed between the depressions. The side walls of the depressions are preferab... | 07/08/1980 |
| 4211186 | Fluidized bed combusters The invention provides a fluidized bed combustion apparatus comprising in a common structure a plurality of modules, each module comprising: a diffuser bed support arranged to support and fluidize a bed of granular material by means of air diffusion into ... | 07/08/1980 |
| 4211187 | Energy conservation system for hot water heaters and storage tanks A heat exchanger coil disposed in a furnace chamber or duct to absorb heat from the furnace to increase the temperature of water passing through said coil from a cold water source to a hot water heater or storage tank is disclosed. An additional feature i... | 07/08/1980 |
| 4211188 | Methods and apparatus for feeding liquid into apparatus having high pressure resistance Mechanical methods for reducing drastically the energy consumption of high pressure liquid pumping and for eliminating the use of expensive multi-tube heat exchangers. The basic method is to utilize high pressure vapor at the suction side of the pump to r... | 07/08/1980 |
| 4211189 | Internal combustion engine with dual induction system and more particularly to combustion chamber design thereof A spark ignition reciprocatory internal combustion engine with dual induction system is provided in which at low and intermediate loads when only a primary throttle valve within a primary induction system opens, a primary intake port passage within a cyli... | 07/08/1980 |
| 4211190 | Groove guided piston linkage for an internal combustion engine A conventional internal combustion engine cylinder is provided with an integral downwardly extending housing formed by spaced wall portions tapering outwardly to an annular bottom end. A piston is reciprocable in the cylinder and the cylinder is provided ... | 07/08/1980 |
| 4211191 | Fuel supplying device for internal combustion engine The invention relates to a fuel supplying device for an internal combustion engine. A fuel supplying device for an internal combustion engine includes a fuel injector for injecting fuel into a collector or riser section of an intake manifold from which a ... | 07/08/1980 |
| 4211192 | Camshaft for an internal combustion engine The camshaft is constructed in portions each of which has an integral flange at one end and a releaseably secured discoid member at the other end. The flange of one shaft portion is secured to the discoid member of an adjacent shaft portion by means of sc... | 07/08/1980 |
| 4211193 | Speed regulating systems A system for limiting the engine-driven speed of a vehicle (e.g. a truck) includes an override circuit to enable engine power to be produced when the vehicle exceeds the pre-set speed, provided that the vehicle is decelerating rapidly, such as occurs when... | 07/08/1980 |
| 4211194 | Ignition system for internal combustion engines An ignition system for an internal combustion engine comprises knock detecting means for detecting knocking of the engine, and ignition timing control means for controlling the ignition timing of the engine in response to the presence or absence of the kn... | 07/08/1980 |
| 4211195 | Overspeed ignition system The overspeed ignition system includes trigger means operative in timed relation to the speed of an internal combustion engine. A controlled switching means operates under the control of the trigger means to pass pulses of energy to a spark ignition unit.... | 07/08/1980 |
| 4211196 | Carburetor A fluid jet type of carburetor, namely one in which a jet of fuel passes across the combustion air path and has some of the fuel entrained by the passing combustion air and the rest of the fuel recycled, includes means for concentrating the flow of combus... | 07/08/1980 |
| 4211197 | Compressive pressure augmentation device A compressive pressure augmentation device, operable when the combustion chamber in a vehicle engine is directly air-cooled and the vehicle is running at a constant speed, in which an air supply pipe and air cleaners are connected together by means of an ... | 07/08/1980 |
| 4211198 | Air/fuel mixing arrangement for an internal combustion engine An impeller is secured to one end of a hollow shaft and is positioned within a chamber to which air is supplied. An output line from the chamber is joined with the intake manifold of an engine. The opposite end of the hollow shaft is immersed in fuel. Whe... | 07/08/1980 |
| 4211199 | Computer controlled sonic fuel system The computer controlled sonic fuel system employs a fuel computer to convert engine manifold pressure, temperature and RPM into variable fuel pulses which are directed onto the active surface of a sonic fuel dispersion unit. This sonic dispersion unit con... | 07/08/1980 |
| 4211200 | Vacuum force amplifier for internal combustion engine The air intake of an internal-combustion engine passes through a throttle whose upstream and downstream sides are shunted by an idle-speed circuit. A vacuum-actuated auxiliary device has a vacuum line connected to the downstream side of the throttle. An i... | 07/08/1980 |
| 4211201 | Fuel supply apparatus for internal combustion engines A fuel supply apparatus for an internal combustion engines comprises a throttle valve disposed in an intake conduit leading to the internal combustion engine, an air valve disposed in the intake conduit upstream of the throttle valve so as to define an ai... | 07/08/1980 |
| 4211202 | Pump nozzle for air-compressing injection internal combustion engine A pump nozzle for an air-compressing injection internal combustion engine with a mechanically actuated pump piston and with an inlet bore connected with the pump working space, through which fuel is fed to a nozzle needle, as well as with a return bore fo... | 07/08/1980 |
| 4211203 | Fuel injection pump A distributor type fuel injection pump which includes a relief passage having one end thereof opening in the pump working chamber and the other end communicating with a zone under a lower pressure. Said relief passage is so arranged as to be permanently k... | 07/08/1980 |
| 4211204 | Glow plug arrangement To heat the glow plug for an internal combustion engine, a spiral band or ribbon is wound in an essentially co-planar spiral about a central bolt secured to the bottom of the glow plug, the outer terminal of the spiral being connected to a lead-in with hi... | 07/08/1980 |
| 4211205 | Laminated spacer plate for engines and method for making the same A laminated spacer plate (10) for engines, pumps and the like comprises a plurality of metallic sheets (11-14), each having openings (15, 16, 17, 24, 40) preformed therethrough and secured together. The preforming of the openings through the individual sh... | 07/08/1980 |
| 4211206 | Portable cooking grill A cooking grill using newspaper, charcoal, wood or other dry fuel has four sides hinged to a base plate to fold in upon the base. The wire grid holds and locks the folded stack together and provides a handle for the pack. Provision is made for the optiona... | 07/08/1980 |
| 4211207 | Heating and cooling systems A combined heating and cooling system includes a solar collector and evaporator for absorbing heat from solar radiation and/or the ambient air and for using the absorbed heat to evaporate a binary-phase, liquid-vapor working fluid. In the heating mode, wh... | 07/08/1980 |
| 4211208 | Container for a heat storage medium A container is disclosed for storing a heat storage medium which changes ween solid and fluid states to store and release heat, characterized in that the container includes flexible walls which are displaced to vary the volume of the container in accorda... | 07/08/1980 |
| 4211209 | Method and apparatus for collecting and domestic use of solar heat A solar heating system utilizing planar solar collector panels having a low specific heat fluid passing therethrough transfers the heat from the low specific heat fluid to water in a thermal storage unit using a finned heat exchanger embedded in a layer o... | 07/08/1980 |
| 4211210 | High temperature solar absorber coating and method of applying same Improved coatings for high temperature solar collectors comprise thermally stable inorganic oxides selected from ferrites, metal oxides and mixtures thereof having solar absorptances greater than 0.9 at wavelengths ranging from about 0.35 to 3.0 microns. ... | 07/08/1980 |
| 4211211 | Solar energy collector and transfer apparatus For use with or without multi-axis orientation means, a solar energy collector and transfer apparatus features tandemly arranged solar energy concentrators intervened by energy absorber and transfer units in a generally planar unitized array with back ref... | 07/08/1980 |
| 4211212 | Solar refrigeration system A solar reflector defining a concave parabola of revolution having flared ends and a central saddle region collects solar energy which is reflected onto an arcuate reflector which in turn reflects the received energy to a solar energy absorbing device whi... | 07/08/1980 |
