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| Number | Title | Issue Date |
| 4800832 | Recreational boat A knock-down boat assembly comprises bow, mid and stern water-tight transverse hull sections, each having fore and aft ends, concave side walls and a transverse bulkhead at the aft end of the bow section, at the fore and aft ends of the mid section and at... | 01/31/1989 |
| 4800833 | Tubular door lock with a bell A sort of tubular door lock whose inside knob or outside knob can be forced to rotate by each other's rotation and force a rotating unit to turn pushing and overpassing a projection of a knocking spring to get the knocking points at its both ends to knock... | 01/31/1989 |
| 4800834 | Telescopic rod means with rolling display sheet A telescopic rod includes a hollow-pipe handle having a longitudinal slit, an alignment coupler slidably moving along the longitudinal slit of the handle and operatively retained on the top of the handle adapted for aligning a display sheet with the slit,... | 01/31/1989 |
| 4800835 | Locator device A device for providing location data for use by a lost child or adult or an individual in need of assistance. The device is in the form of a small compact unit including a container having a top case and a bottom case containing a deflated airfoil and a g... | 01/31/1989 |
| 4800836 | Resist coating apparatus A liquid state resist is dropped to form a coating on a semiconductor substrate mounted on a rotary chuck disposed in a resist coating vessel in which a sealed solvent vapor atmosphere is created. An adjusting plate is provided in the coating vessel above... | 01/31/1989 |
| 4800837 | Machine for depositing product on a plane and horizontal surface, especially machine for depositing frit on cathode tube cones To make a deposit of frit on a cone, the invention proposes to keep the cone fixed during the application with only the applicator moving. To ensure the evenness of the deposit, the cone is centered with respect to a reference axis, and it is brought to a... | 01/31/1989 |
| 4800838 | Frame fixture for camouflage painting A frame fixture for use with a source of spray paint for camouflage painting of vehicles. A frame is formed in a shape corresponding generally to the shape of a portion of a vehicle to be painted. A plurality of strips connected to the frame divides an ar... | 01/31/1989 |
| 4800839 | Developing device for electrophotographic color copier A device applicable to an electrophotographic color copier or a color ink jet printer for selectively supplying visualizing liquids of different colors, e.g. black, red, green and blue or a mixture thereof to a photoconductive drum, paper or like recordin... | 01/31/1989 |
| 4800840 | Method and apparatus for vapor stream discrimination Disclosed are a method and a matrix panel masking apparatus for forming very closely spaced, parallel, elongated, narrow, and electrically separate conductors on a dielectric surface. The matrix panel masking apparatus comprises a plurality of elongated t... | 01/31/1989 |
| 4800841 | Cardboard container with litter pad The combination of a disposable self supporting structure, sorbent pad laminate and litter for the collection of animal urine. The self supporting structure has a base and wall. The sorbent pad laminate includes a moisture impermeable bottom sheet layer i... | 01/31/1989 |
| 4800842 | Disposable pet sanitary station having a fixed lower compartment and an expandable upper compartment A disposable pet sanitary station having a fixed lower compartment and an expandable upper compartment. The lower compartment has a bottom and four sides and can be packaged with absorbable materials. The upper compartment has a top and three foldable ext... | 01/31/1989 |
| 4800843 | Animal tether A tethering device having plural ground-penetrating legs which are laterally spaced along the major portion of their lengths and are joined at their aboveground ends for supporting a ball bearing swivel assembly. Segments of the plural legs penetrate a ce... | 01/31/1989 |
| 4800844 | Dispensing device for feed or water A dispensing device (10) for dispensing food or water for animals or fowl includes a dispensing unit (12) having a reservoir (18) and a neck (20), and a base unit (14) having a pan (24) and a neck-receiving collar (30). When liquid is dispensed, the outle... | 01/31/1989 |
| 4800845 | Disposable pet food dish A disposable pet dish having a liner which may be attached to and then detached from a holder. The liner is provided with at least two depressions and the pet dish holder is provided with a raised portion which inserts into the depression to lock the line... | 01/31/1989 |
| 4800846 | Method of controlling a fluidized bed boiler A fluidized bed boiler is controlled such that, when the fuel supply quantity thereof is changed from F0 to F1, the fuel supply quantity is changed to a level greater than the difference between F1 and F0, the f... | 01/31/1989 |
| 4800847 | Anaerobic operation of an internal combustion engine A process for running an internal combustion engine is disclosed. The process comprises running the engine in communication with ambient air and with a fuel that is, at the compression ratio of the engine, capable of undergoing combustion in air containin... | 01/31/1989 |
| 4800848 | Water injection apparatus for internal combustion engines A fluid injection system for injecting atomized fluids into the intake manifold of an internal combustion engine comprising: a fluid reservoir to hold a supply of fluid, means to transport the fluid to a mixer having (i) a mixing junction, (ii) a flow adj... | 01/31/1989 |
| 4800849 | Two cycle engine with injected fuel at intake passage A two-cycle internal combustion engine with a transfer pressure plate affixed to the intake passage, the transfer port pressure plate has a central aperture with a plurality of jets directed into that central aperture area, the jets being fed by a conduit... | 01/31/1989 |
| 4800850 | Hydraulic circuit for a valve operating mechanism for an internal combustion engine A hydraulic circuit for a valve operating mechanism for an internal combustion engine which has a plurality of intake or exhaust valves normally urged in a valve closing direction, a plurality of adjacent rocker arms associated respectively with the intak... | 01/31/1989 |
| 4800851 | Hydraulic play compensating element A hydraulic play compensating element (1) for a valve control mechanism in internal combustion engines comprising an outer piston (4) closed on one end and insertable for displacement in the longitudinal direction in a bore (2) of a structural element (3)... | 01/31/1989 |
| 4800852 | Inline counterbalance weight system for a single cylinder engine A single cylinder internal combustion engine has an inline counterbalance weight system which includes a counterbalance shaft rotatably mounted ot a crankcase and extending generally parallel to a crankshaft of the engine and transverse to and aligned wit... | 01/31/1989 |
| 4800853 | Adiabatic internal combustion engine In an adiabatic internal combustion engine with a piston movably disposed in a cylinder to which air and fuel are admitted for combustion therein and from which the gases generated during combustion are discharged after extraction of energy therefrom, the... | 01/31/1989 |
| 4800854 | Cowl assembly for an outboard motor An outboard marine motor housed by a cowl assembly having an upper cowl section and a lower cowl section includes various features for improving the structural integrity of the cowl assembly and for providing water-resistant seal at the joint between the ... | 01/31/1989 |
| 4800855 | Spontaneous-combustion engine A diesel engine wherein the crown of the piston has a flat end face provided with a centrally located circular combustion chamber and with an annular recess which surrounds and communicates with the combustion chamber and receives the tip of the fuel inje... | 01/31/1989 |
| 4800856 | Abrasion resistant roller apparatus for internal combustion engines An engine apparatus comprising an internal combustion engine including a timer plate including thereon a throttle controlling cam, a carburetor mounted on the engine and including a throttle valve, and an actuating lever operably connected to the throttle... | 01/31/1989 |
| 4800857 | Apparatus for learn-controlling air-fuel ratio for internal combustion engine An apparatus for learn-controlling the air-fuel ratio for an internal combustion engine is disclosed. Every time area-wise learning correction coefficients for a predetermined number of different engine running condition areas are corrected, it is judged ... | 01/31/1989 |
| 4800858 | Collapsible wall engine This invention relates to an internal combustion engine comprising: a combustion chamber having at least one rigidly fixed inner wall surface and at least two movable inner wall surfaces reciprocally mounted and adapted to reciprocate from a first positio... | 01/31/1989 |
| 4800859 | Fuel pump control apparatus A vehicle fuel pump control apparatus controls the operating speed of a fuel pump to adjust the quantity of fuel forced to at least one fuel injector. When the required fuel quantity of the engine which is based on its operating condition is determined to... | 01/31/1989 |
| 4800860 | Fuel injection control system for internal combustion engine with precisely engine load dependent fuel injection amount adjustment feature A fuel injection control system performs fuel injection for each engine cylinder at mutually different timings in each engine revolution cycle. First and former fuel injection is take place at a timing well advanced in view of a timing of opening of an in... | 01/31/1989 |
| 4800861 | Fuel injection system electromagnetic-valve controlled type In a fuel injection system for an engine, a first controller calculates circuit rotational angle of a crankshaft on the basis of reference pulses and scale pulses from a detector for detecting rotation of the crankshaft. The first controller outputs a dri... | 01/31/1989 |
| 4800862 | Control of fuelling rate for internal combustion engines A method of injecting fuel to an internal combustion engine (9) comprising introducing a metered quantity of fuel into a scheduling chamber (32) from where it is injected by pressurized gas into the combustion chamber or induction system of the engine (9)... | 01/31/1989 |
| 4800863 | System for controlling intake pressure in a supercharged internal combustion engine An internal combustion engine is provided with a mechanically operated supercharger in kinematic connection with a crankshaft the engine. The engine is provided with a system for controlling the effect of supercharger, such as a by-pass control valve. A t... | 01/31/1989 |
| 4800864 | Repeating rubber band projecting gun A toy gun for shooting rubber bands in rapid succession includes a rotating cylinder onto which the rubber bands initially are loaded one-by-one. Rotation of the cylinder to effectuate initial loading of the rubber bands stretches an elastic cord which la... | 01/31/1989 |
| 4800865 | Portable cooking device The cooking assembly directs initial hot gases from a heat source against a heat semiconductive base. It then guides the gases to flues behind partitions that define sides of a cooking chamber. The gases flow over the partitions, down past food to be cook... | 01/31/1989 |
| 4800866 | Low NOX radiant tube burner and method The radiant tube burner assembly comprises a radiant tube having a burner leg and an exhaust leg. A plenum for mixing combustion air and products of combustion from the exhaust leg is positioned to direct the resultant mixture into the burner leg. A jet p... | 01/31/1989 |
| 4800867 | Foot comforter A foot comforter apparatus is adapted to ventilate, and/or may cool or heat the foot. The comforter may have a heat exchanger and has a hollow foot supporting chamber provided with an upper wall and a lower wall. The foot supporting chamber is at least pa... | 01/31/1989 |
| 4800868 | Tilted panel linear echelon solar collector A solar concentrator with wide effective aperture is disclosed, which comprises at least one linear echelon reflector element which is inclined with respect to the direction of incident solar radiation to direct incident solar radiation to a line focus.... | 01/31/1989 |
| 4800869 | Endoscope An endoscope comprising an elongated insertion section inserted into the cavity of a human body, an operating section connection to an end of the inserted section and controlling the inserted section from outside the human body, and a universal code exten... | 01/31/1989 |
| 4800870 | Method and apparatus for bile duct exploration A method and apparatus for exploration of the bile duct is provided wherein an endoscope having a probe of sufficiently small diameter to be inserted into the cystic duct is utilized. The probe has channels therein including conventional illuminating, vie... | 01/31/1989 |
| 4800871 | Muscle relaxing device Device for water therapy and exercise that allows the human body to float in an essentially vertical position suspended along a line of the chin, jaw and lower rear cranium just above the nape of the neck without constricting wearer's throat. The device i... | 01/31/1989 |
