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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 5122697 | Hybrid single-phase variable reluctance motor A hybrid single-phase variable reluctance motor includes a stator with four inwardly salient teeth evenly spaced around a central core. A phase winding is operatively associated with two diametrically opposed stator teeth. Energization of the phase windin... | 06/16/1992 |
| 5094743 | Fluid purifying apparatus and method of purifying fluids A liquid purification arrangement comprising a housing having an ambient inlet and lineally extending exhaust passage between the housing wall and a drain pan, the housing having a liquid inlet and outlet for a liquid system disposed within the housing wh... | 03/10/1992 |
| 5076913 | Fluid purifying apparatus and method of purifying fluids In a liquid purification system, a plenum defining walled housing including a blower and walled drain receptacle having protuberances to space the receptacle from the housing wall to define a lineally extending exhaust passage therebetween sized to provid... | 12/31/1991 |
| 5071548 | Fluid purifying apparatus and method of purifying fluids A fluid control mechanism for a fluid control system including a flexible fluid conduit with first and second gripping members to grip the conduit at preselected first and second locations, the gripping members being relatively movable to flex the conduit... | 12/10/1991 |
| 5069785 | Fluid purifying apparatus and method of purifying fluids A bag assembly for storing fluids including first and second placket members sized and shaped to provide a portion of enclosing walls of at least two bag members having at least one fluid inlet and outlet passage and a communicating passage therebetween w... | 12/03/1991 |
| 5065736 | Air heating apparatus and method of heating an air stream An improved air heating apparatus and method of heating an air stream wherein the heating arrangement includes a heater housing with a combustion drum having a burner at one end thereof, the drum being disposed in spaced relation in the housing to extend ... | 11/19/1991 |
| 5065791 | Fluid purifying apparatus and method of purifying fluids A check valve for a fluid conduit line including a spaced break in a fluid conducting line with a chamber defining sleeve connecting opposed ends of the broken fluid line, the chamber having a float fluid check valve disposed therein of a specific gravity... | 11/19/1991 |
| 5062586 | Missile tracking, guidance and control apparatus Apparatus (10) for acquiring and tracking a missile (M), and guiding it to a target (T). Beacons (18, 19) are carried on the missile to provide an indication of its location in a field of view. One beacon (18) is a xenon beacon which emits energy in a sho... | 11/05/1991 |
| 5057984 | Light weight lighting panel A prismatic lighting panel of very low weight (less than four ounces per square foot), high strength, and good optical characteristics includes a grid of depending thin ribs on one inch centers, and a web of microprisms between the ribs.... | 10/15/1991 |
| 5053143 | Fluid purifying apparatus and method of purifying fluids A fluid purification system including a filter membrane, a down stream storage receptacle and a down stream tap for the fluid, the system further including ultra violet microbial reduction treating circuits upstream the storage receptacle and a microbial ... | 10/01/1991 |
| 5050549 | Method of cleaning internal combustion engine cooling system and filter for use therein A method for cleaning and protecting a diesel cooling system from corrosion and the effects of the corrosive by-products wherein a filter is used to feed a dissolvable pellet comprising dissolvable cleaning agents and corrosion inhibiting agents into the ... | 09/24/1991 |
| 5039411 | Fluid purifying apparatus and method of purifying fluids In a fluid storage arrangement for a fluid storage system including a plenum defining housing having a collapsible - expansible fluid impervious storage bag and a planar switch responsive to preselected positions of the storage bag to control the volume o... | 08/13/1991 |
| 5006236 | Contaminant entrained flow separating apparatus Apparatus for separating contaminants from contaminant entrained flows including an inclined longitudinally extending filtering trough with a floating conveyor disposed therein, the trough having a lower inlet and upper outlet and being pivotally mounted ... | 04/09/1991 |
| 4996728 | Portable platform lift structure for swimming pool and spa tanks Portable lift structure for moving a support platform between a comparatively dry position above the surrounding deck of a liquid spa tank to a wetting position in the spa tank including two longitudinally extending structural members pivotally connected ... | 03/05/1991 |
| 4926543 | Method of making a sub-miniature fuse A sub-miniature fuse for electrical protection includes an assembly of an outer tube and an inner tube made of insulating material. The inner tube has electrodes and a fusible metal link sputtered onto its outer surface. The assembly of inner and outer tu... | 05/22/1990 |
| 4919825 | Filter apparatus and method for separating contaminants from liquids Filter apparatus and method for separating contaminants from a liquid stream through at least a partially submerged liquid pervious rotatable drum under negative pressure and having a flexible filtering web fed therearound with that portion of the drum no... | 04/24/1990 |
| 4919375 | Support structure for a fluid container Support structure for a tank wherein an outer peripheral skirt member and an inner peripheral skirt member disposed in the outer skirt member are joined together along their corresponding upper and lower edges to nestingly receive a conforming lower porti... | 04/24/1990 |
| 4919301 | Fluid reservoir structure for a fluid system Fluid reservoir structure for supplying treating fluid to be circulated through a fluid system having a fluid pump and quick disconnect fittings associated therewith including a fluid receptacle with quick disconnect fittings adapted to engage with the qu... | 04/24/1990 |
| 4879932 | Manually operable paper slitting device and method A manually operable paper slitting device has upper and lower platens normally biased apart from one another. The upper platen has diagonally extending and spaced parallel slitting blades extending downwardly therefrom for cooperation with spaced compleme... | 11/14/1989 |
| 4875851 | Steady state fuel burner assembly for a heat exchanger and method of operating same An improved steady state fuel burner assembly and method of operation for a space heater wherein fuel and combustion air are initially ignited within a burner assembly with the resulting higher pressure in the burner assembly causing throttling of combust... | 10/24/1989 |
| 4865576 | Tensioner for an endless belt driven wood lathe An endless belt driven wood lathe or the like is disclosed as having an endless belt tension adjustment device for a motor driven belt pulley and associated endless belt. The belt pulley is driven by a generally horizontal shaft extending from a motor tha... | 09/12/1989 |
| 4862637 | Bird repelling system with improved mounting fixture A vineyard has conductive trellis wires which extend between poles to provide support for the grape vines. At least some of the trellis wires are grounded. A number of identical bird repelling devices are widely spaced throughout the vineyard. Each has a ... | 09/05/1989 |
| 4860338 | Multiline telephone answering system and interface therefor A multiline telephone answering system includes a playback deck for supplying a prerecorded message and a plurality of interface units for interconnecting a plurality of telephone lines and the playback deck. Each interface unit is associated with a parti... | 08/22/1989 |
| 4854395 | Hydraulic kelly bar chuck In a rotary drill having a driven rotary table with an axially directed passage through its center of rotation defined by a hollow spindle, a kelly bar extending through the passage, and a chuck mounted on the spindle, plungers are mounted in cylinders in... | 08/08/1989 |
| 4852738 | Disposable dental tray A disposable dental tray includes a disposable tray body defining four utility compartments. Three of the utility compartments are disposed along a first side of the tray body, the fourth utility compartment being disposed along a second side of the tray ... | 08/01/1989 |
| 4844528 | Removable rear mounted storage trunk for vehicles A removable, rear mounted storage trunk for vehicles is adapted for mounting relative to a rear bumper of a vehicle. The trunk includes a structural undercarriage which supports the trunk from below and an overhanging portion which extends beyond the stru... | 07/04/1989 |
| 4810151 | Door transporting and mounting machine A door transporting and mounting machine is disclosed for transporting an mounting a door relative to a complementary door frame. The machine includes a wheeled supporting frame for portably transporting a door to a selected door frame site. A generally v... | 03/07/1989 |
| 4790311 | Radio frequency angioplasty catheter system Plaque removal system with a catheter having a long, generally flexible portion of a first material, an intermediate portion of a second thermally insulating material and a heatable tip portion of a third material. The tip is grounded and focuses radio fr... | 12/13/1988 |
| 4783227 | System and method for sealing a buried cable splice A two-component settable liquid is mixed in a tube to start the setting of the liquid. A pair of electrical cables are separately fed through a retaining cap and a splice is made between the cables. The splice is inserted into the mixed settable liquid an... | 11/08/1988 |
| 4765657 | Quick connect-disconnect coupling for fluid lines A quick connect-disconnect coupling for fluid lines has a tubular female member, a sleeve member which encircles and is moveable relative to that female member, a tubular plug which telescopes into one end of that female member, locking surfaces on that s... | 08/23/1988 |
| 4757806 | Portable massage unit The unit has a power source with a shaft connected to a cable extending to a massage applicator to rotate an eccentric therein, the cable having at both ends drive keys in sliding engagement with the motor and applicator shafts which shafts have accommoda... | 07/19/1988 |
| 4750258 | Apparatus for and method of simultaneously, axially inserting multiple pole, multiple phase windings Apparatus is disclosed for the simultaneous, axial insertion of multiple pole, multiple phase windings into the slots of a stator of an electric motor or other dynamoelectric machine. Coil groups are placed on a circular array of fingers of an axial coil ... | 06/14/1988 |
| 4746113 | Automatically adjustable exercise equipment, and control system and method therefor A weight changing system includes a body carrying a plurality of pins which body is fixedly aligned with respect to the top of a weight stack so that the pins carried by the body are aligned with corresponding openings in the weights. The pins are selecti... | 05/24/1988 |
| 4745248 | Method of heating and storing liquids A method of heating and maintaining the temperature of heated liquids which involves storing liquid receptacles in an insulated container, then heating the liquid in the receptacles to a desired temperature. The insulated container may include a wrapper m... | 05/17/1988 |
| 4735607 | Nasogastric tube antireflux valve A valve to prevent gastric reflux or leakage through the vent lumen of a double-lumened nasogastric tube. The valve allows the passage of air into the vent lumen when atmospheric pressure exceeds stomach pressure. When stomach pressure exceeds atmospheric... | 04/05/1988 |
| 4735620 | Non-whip catheter The angiographic catheter includes a long generally flexible portion of a first material, an intermediate portion of the first material and a second material that is more flexible than the first material and a tip portion of the second material. The long ... | 04/05/1988 |
| 4729916 | Thermal protective system An envelope system for protecting a substrate from fire or other thermal extreme. The system includes a screen, which surrounds the entire substrate and which is set off from the substrate by ridges folded into the screen, and a thermal protective coating... | 03/08/1988 |
| 4709307 | Clothing with illuminated display An article of clothing includes a shell forming an outer layer of the article, a liner disposed generally inside the shell and forming an inner layer of the article, and a set of light-emitting diodes or the like forming a predetermined pattern on the ext... | 11/24/1987 |
| 4706938 | Offset wheel bracket assembly A vehicle wheel offset wheel bracket assembly includes a platform with a jack receiving surface, and wheel rim engaging arms, connected to and extending upwardly and outwardly from the platform toward a wheel to be raised, for engaging an under surface of... | 11/17/1987 |
| 4691710 | Medical apparatus and system A medical apparatus includes a light source for casting a light pattern upon a patient. The light source is fixed vertically with respect to a reference such as the position of a transducer. The light source is movable about a horizontal axis once its ver... | 09/08/1987 |
