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| Number | Title | Issue Date |
| 4371165 | Top dice roulette game A game of chance includes a game board with a plurality of sections thereon, wherein the sections are labeled with various indicia, or combinations thereof, and odds pertaining thereto. A chance indicator device for simultaneously selecting one such indic... | 02/01/1983 |
| 4350211 | Adjustable pattern cultivator An implement for general purpose broadcast or precision row crop cultivation comprising a central frame and two hingedly connected wings, or outer frames, all adapted for attachment of plow shanks at essentially any lateral position. The center frame incl... | 09/21/1982 |
| 4350051 | Interstitial gas probe A sample probe for obtaining relatively small subsurface gas samples for analysis during geo-chemical exploration. The probe is comprised of a long slender shaft capable of being driven into the soil and a hammer assembly which mounts to the shaft and is ... | 09/21/1982 |
| 4349980 | Rodent exterminating apparatus A rodent exterminating apparatus having a frame on which a pivotally mounted striking bar is operable to be moved from a retracted position to a striking position by a pneumatic actuator including a one way spring return rolling diaphragm operated plunger... | 09/21/1982 |
| 4349154 | Power assisted dump valve In a high pressure fluid system for providing fluid to a hand held nozzle, an improved power assisted dump valve which may be remotely located and controlled. The dump valve includes a stepped piston positioned in a stepped bore with one end of the piston... | 09/14/1982 |
| 4348962 | Railway hopper car bolster assembly A railway hopper car is disclosed which includes a car body defined by opposite arcuate side sheets having a side sill extending longitudinally along the lower margin of each side sheet and at least a first end slope sheet partially defining an end hopper... | 09/14/1982 |
| 4347666 | Apparatus for cutting vegetation An apparatus for cutting vegetation with a rotating head carrying a flexible, non-metallic cutting line extended radially into a cutting plane. An additional length of line is extended into the cutting plane automatically during rotation of the head as it... | 09/07/1982 |
| 4345480 | Rotary flow meter An impeller is rotatably mounted in a housing on the lower end of a sub which is lowered by means of a wire line into a bore hole. The fluid flow in either direction within the bore hole engages and rotates helical vanes of the impeller, which in turn rot... | 08/24/1982 |
| 4343067 | Meat cutlet tenderizing machine A meat cutlet tenderizing machine having first and second sets of coacting roller cutters between which a meat cutlet is fed is disclosed. The coacting roller cutters of each set are arranged in parallel pairs with rotary tenderizing knives mounted in axi... | 08/10/1982 |
| 4341227 | System for irradiating living tissue or simulations thereof Disclosed is a system for irradiating living bodies, or portions thereof, using electromagnetic radiation (EMR). A source or generator provides electromagnetic energy at a selected frequency, within an operational band width, via a coaxial cable to an app... | 07/27/1982 |
| 4340314 | Envelope feeding apparatus A compact substantially self contained envelope feeding apparatus includes a magazine for holding a plurality of stacked envelopes which are dispensed through a bottom outlet by a two stage dispensing mechanism comprising spaced apart sets of drive roller... | 07/20/1982 |
| 4339948 | Well formation test-treat-test apparatus and method Discloses apparatus and method for testing, then treating, then testing the same sealed off region of earth formation within a well bore. Employs a sealing pad arrangement carried by the well tool to seal the test region to permit flow of formation fluid ... | 07/20/1982 |
| 4339720 | Telluric noise cancellation in induced polarization prospecting Apparatus and method for generating a record of telluric noise which is substantially free of induced polarization signals and is suitable for removal of noise components from induced polarization signal records. The apparatus includes a single pair of te... | 07/13/1982 |
| 4337822 | Digital thermostat An energy conserving thermostatic control system having digitally implemented control functions for use with a heating and/or air conditioning system is disclosed. The digital thermostat includes an LCD data display for simultaneously displaying present t... | 07/06/1982 |
| 4333828 | Automatic dump valve A valve for automatically dumping a load of solids entrained within a fluid transport medium in response to flow interruption is disclosed. The automatic dump valve is particularly well-suited for use in combination with a nodule transport riser in deep o... | 06/08/1982 |
| 4333778 | Flower bud A method for manufacturing an artificial rose bud primarily from a rectangular fabric section. With the rectangular fabric section positioned with a short side on the right, the right edge is folded down to a position near the lower edge to form a bias fo... | 06/08/1982 |
| 4333287 | System of lattice tiles A system of tiles for constructing a decorative lattice is disclosed. A basic square section of tile is formed of crossed strips, framed by a border which is much thinner than the strips. The strips are arranged in such a way that when several of the squa... | 06/08/1982 |
| 4329371 | Method of processing grain Methods and apparatus for processing grain to provide meal, grit, flour and masa products suitable for human consumption and by-products suitable for use as animal feed and industrial products. The methods includes forming a slurry of the grain with water... | 05/11/1982 |
| 4328835 | Automatic dump valve A valve for automatically dumping a load of solids entrained within a fluid transport medium in response to flow interruption is disclosed. The automatic dump valve is particularly well-suited for use in combination with a nodule transport riser in deep o... | 05/11/1982 |
| 4328698 | Pressure calibration device A device for calibrating and/or testing a pressure-responsive transducer comprises a piston and cylinder assembly connectable by a transducer dome to a pressure-sensitive face of the transducer. The piston and cylinder assembly comprises a relatively smal... | 05/11/1982 |
| 4327788 | Panel door and method of construction A raised panel door for use on kitchen and vanity cabinets and the like which can be quickly and inexpensively constructed from a conventional laminated door having a core and a thin veneer facing. First, an outer molding is secured around the periphery o... | 05/04/1982 |
| 4327312 | Circular raster sweep generator A sweep generator for producing a circular raster of curved scanning lines on the target surface of a video camera is disclosed. Each curved trace follows a substantially circular path through a scanning angle of 360°. The circular raster is generated by... | 04/27/1982 |
| 4326775 | Method for operating a panoramic optical system A method for operating a panoramic optical system to produce a shadow or darkened zone on the apex of a curved lens in order to eliminate undesirable optical interference in the region between the curved reflector and the focal plane is disclosed. The cla... | 04/27/1982 |
| 4326344 | Laundry drying system and method A laundry drying system and method in which fresh air flows through a low temperature duct of a preheater, then through a primary heater before entering a laundry drying chamber is described. The air enters into contact with laundry in the chamber, then i... | 04/27/1982 |
| 4324505 | Subsea blowout containment method and apparatus Blowout containment apparatus for use in offshore areas comprising an inverted funnel adapted for positioning over a wellhead to receive fluids from the well and direct them into a conduit extending from the funnel to surface support and processing equipm... | 04/13/1982 |
| 4324194 | Stabilized hoist rig for deep ocean mining vessel A stabilized hoist rig for lowering, lifting, and supporting a pipe string from a vessel or floating platform in a deep ocean is disclosed. A resilient bearing member is disposed in load supporting relation intermediate the vessel and the hoist rig. A pow... | 04/13/1982 |
| 4324173 | Filter system for frying apparatus Frying apparatus including a fry pot and a filter system operable during a cleaning cycle for dislodging food particles which cling to the fry pot and for removing food particles suspended in the cooking oil is disclosed. The filter system includes a show... | 04/13/1982 |
| 4323076 | Electrode cap An improved biomedical electrode comprising two snap together portions which may be assembled with a layer of elastic fabric between the two portions. At least one of the portions carries a conductive electrode and a lead for making connection to a record... | 04/06/1982 |
| 4322854 | Data communications terminal A data communications terminal is provided for interfacing with a central data processing system to handle a variety of data acquisition and control functions including the minitoring and control of security devices and pay television receivers. The termi... | 03/30/1982 |
| 4322833 | Electronic timepiece having conductive face cover for implementing display function An electronic timepiece including timekeeping means, an electro-optical time display, and a circuit for setting the display is disposed within an electrically conductive case and an electrically conductive, optically transmissive face cover. A battery is ... | 03/30/1982 |
| 4322632 | Remote load selector Circuitry for applying electrical power to one or more load devices under control of a remotely located manually operable switch coupled to the circuitry by a single power transmission line. The circuitry responds to toggling of the remotely located switc... | 03/30/1982 |
| 4320919 | Aerodynamic visor A visor for automotive use including a plurality of air directing channels for reducing the aerodynamic drag of the visor. The visor is formed from a single sheet of material and the channels are formed by flat bottomed depressions beginning near the fron... | 03/23/1982 |
| 4320432 | High voltage transformer bushing fuse and arrester arrangement A high voltage transformer bushing having an inner conductor extending from a lower end to a point spaced from an upper end and having a side terminal at that point connected to a fuse link which is in turn connected to a high voltage line connector suppo... | 03/16/1982 |
| 4318237 | Light display unit Apparatus for illuminating color print photographs in which a light source is mounted along the axis of rotation of a display cabinet having transparent or translucent upstanding sides on which are mounted color photograph prints so that light from the li... | 03/09/1982 |
| 4318008 | Random power controller The frequency of a reference oscillator is controlled by a reference voltage which is altered at the beginning of an output cycle to equal the instantaneous value of the averaged outputs of a first oscillator and a second oscillator. In a preferred embodi... | 03/02/1982 |
| 4316702 | Oil well control circuit An improved oil well pump timer including means for detecting periods of power outage and providing a pumping period following the outage of sufficient length to maintain an essentially constant duty cycle. Clock controlled timers determine preselected on... | 02/23/1982 |
| 4314577 | Installation, hydrostatic testing, repair and modification of large diameter fluid transmission lines Method and apparatus for installing and testing new pipelines or for testing, repairing or modifying existing pipelines without purging products from the line are disclosed. The method is carried out by selectively sealing the pipeline to prevent the flow... | 02/09/1982 |
| 4311978 | U-Core pulse transformer A pulse transformer having primary and secondary windings on separate insulating bobbins which are carried on the arms of a pair of U-shaped ferrite cores which provide a continuous magnetic path for coupling relatively high energy pulses. The bobbin and ... | 01/19/1982 |
| 4308809 | Solid waste disposal system A method of operating a waste disposal system for the thermal conversion of municipal and industrial solid wastes into essentially pollution free products of combustion is disclosed. The waste disposal system includes a building enclosure having an interi... | 01/05/1982 |
| 4308598 | Simplified roll along switching A seismic prospecting roll along switch incorporating electronically controlled switches in an improved switch arrangement requiring far fewer switches than previous systems. In a simple form, one switch is provided for each geophone input with one contac... | 12/29/1981 |