Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7147162 | Housing for an optical reader A body portion of an optical reader has an elastomeric skirt surrounding the lateral edges thereof. The laterally spaced front edges of the skirt, which are on either side of a window through which the light is emitted and received along an optical axis, are angled ... | 12/12/2006 |
| 6992492 | Capacitive sensor A capacitive sensor is disclosed that includes a variable capacitor transducer that varies its capacitance with changes in an environmental parameter. The present invention is adapted to measure any linear parameter such as pressure, force, or distance. The sensor o... | 01/31/2006 |
| D499940 | Spoon | 12/21/2004 |
| 6794957 | CATV filter assembly with improved electrical grounding A filter assembly for use in the CATV industry includes a circuit formed by components mounted upon at least one circuit board with a plurality of paths or traces on the board connecting each section of the circuit to a member at ground potential. The grounding memb... | 09/21/2004 |
| 6784760 | Step attenuator using frequency dependent components and method of effecting signal attenuation A filter circuit directed primarily to use in the CATV industry includes at least one frequency dependent component, such as an RF choke, capacitor or inductor, for attenuating signals over at least a portion of the frequency range of signals which pass through the ... | 08/31/2004 |
| D491770 | Spoon | 06/22/2004 |
| 6749373 | Installation for feeding a plurality of loads/cells of aluminum melting furnaces with bulk material such as aluminum oxide The present invention is directed to an Installation for feeding a plurality of loads, e.g. cells of aluminum melting furnaces, with a bulk material such as pulverized aluminum oxide. The installation includes a silo for the bulk material. The silo includes a pressu... | 06/15/2004 |
| D491421 | Spoon | 06/15/2004 |
| 6683251 | Pressure plate for switch or receptacle A pressure plate for an electrical device includes at least one internal standoff, at least one outboard standoff, and an anti-rotation leg. The internal and outboard standoffs prevent overtightening of the terminal screw. The anti-rotation leg preserves ... | 01/27/2004 |
| 6616606 | Patient monitoring system A wireless medical telemetry system includes at least one wireless patient monitor configured to monitor a patient by collecting vital signs data from the patient, and a first central station associated with one or more wireless transceivers, and adapted ... | 09/09/2003 |
| 6588864 | Temperature control for an air conditioning unit Apparatus for preventing the unwanted changing of the temperature range setting of an air conditioner unit. The shaft of a unit's thermostat is passed through a first panel and a control knob is mounted upon the distal end of the shaft. A raised second pa... | 07/08/2003 |
| 6584829 | Method for operating a film leak detector and film leak detector suitable for carrying out this method A method for operating a film leak detector (1) which includes two films (5, 6) each stretched in a frame (3, 4), which, with a test sample (79) emplaced, delimit a test chamber (80). The detector is equipped with two vacuum pumps (13, 30), in which first... | 07/01/2003 |
| 6527390 | Eye viewing device for large field viewing The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illu... | 03/04/2003 |
| 6504692 | AFCI device which detects upstream and downstream series and parallel ARC faults Downstream series and parallel arcing in AC power lines is determined by using a detector and microprocessor to detect characteristic di/dt behavior received from a current sensor through which the power lines pass. When downstream parallel arcing is dete... | 01/07/2003 |
| 6497167 | Wiping material dispensing drum in dispensing apparatus with format and length adjustment of the dispensed material A drum includes a hub defining in its central part a ring acting as a point for fixing and adjusting the cylindrical portion of the drum along variable positions by defining a variation in the material length strip format. The cylindrical portion of the d... | 12/24/2002 |
| 6481291 | Pressure measuring device A blood pressure measuring apparatus includes a sleeve having an inflatable interior, and gage housing having a movement mechanism disposed within said housing. The sleeve includes a socket which is sized to receive an engagement portion of the gage housi... | 11/19/2002 |
| 6457326 | Purge system for absorption unit An absorption refrigeration unit having a purge system that will sense when the discharge pressure of the solution pump becomes subatmospheric and will automatically increase the speed of the pump to bring the discharge pressure up to a desired level abov... | 10/01/2002 |
| 6453491 | Safety bed having releasable guard rail assembly A safety bed includes a wooden bed frame which supports a mattress, a footboard attached to one lateral side of said support structure, a headboard disposed at an opposing end of said support structure, and a pair of lateral side rails interconnecting the... | 09/24/2002 |
| 6437242 | Opening mechanism for electrical outlet box A weather-resistant outlet box is hinged at one corner and includes a cover which latches to a back body at an opposite corner. A flexible latch member, which contains a hook member, is molded as an integral part of the cover. A catch piece on the back bo... | 08/20/2002 |
| 6378178 | Seat belt design and buckle A locking buckle for a seat belt which includes a latch assembly having a funnel shaped receiving portion which includes a plurality of spring actuated locking members at the bottom of the receiving portion which is adapted to be moved between an open and... | 04/30/2002 |
| 6334321 | Method and system for defrost control on reversible heat pumps A control algorithm controls a coil defrosting cycle on a reversible heat pump by storing values representing performance of a clean coil, i.e., one with no frost build-up, and monitoring those values as they evolve over time. The values are used to creat... | 01/01/2002 |
| 6324794 | Device using compressible fluid as switchable fluid spring for shock and vibration isolation and mitigation Apparatus is disclosed for protecting a structural object from the potentially harmful effects of a cyclic event such as an earthquake or high wind loads. A fluid spring is employed to stiffen the structural object and absorb kinetic energy stored by the ... | 12/04/2001 |
| 6321543 | Method for protecting compressors used in chillers and/or heat pumps A controller monitors the saturated suction temperature and the saturated discharge temperature of a system that includes a compressor operating as part of a chiller and/or heat pump. When the compressor operates outside its compressor map, the controller... | 11/27/2001 |
| 6322675 | Copper removal system for absorption cooling unit An on line copper removal system for use in an absorption cooling unit which includes an evaporator, an absorber, a generator and a condenser which are interconnected to provide an absorption cycle in which a lithium bromide solution which contains a dele... | 11/27/2001 |
| 6321744 | Modulating furnace having a low stage with an improved fuel utilization efficiency An improved, induced-draft, gas-fired furnace which is adapted to operate at any of a high, medium and low firing rate. A pressure sensing assembly generates differential pressure signals that vary in accordance with the pressure across a heat exchanger a... | 11/27/2001 |
| 6318506 | Single rope elevator governor An elevator system that includes a cab unit is connected by a hoisting system to a counterweight unit so that both units move at the same speed over vertical rails. A single governor rope is trained in an endless loop between an upper drive sheave and a l... | 11/20/2001 |
| 6318109 | Low profile evaporator cabinet A low profile evaporator unit suitable for mounting on the ceiling of a small bus. The unit includes a cabinet containing an evaporator coil and a return air intake opening in the floor of the cabinet. A blower is mounted in the cabinet directly over the ... | 11/20/2001 |
| 6318095 | Method and system for demand defrost control on reversible heat pumps A control processor controls an outdoor coil defrost cycle on a reversible heat pump by continuously monitoring the difference between the outdoor coil temperature and the outdoor air temperature. When specified preconditions are met and this difference e... | 11/20/2001 |
| 6318101 | Method for controlling an electronic expansion valve based on cooler pinch and discharge superheat An electronic expansion valve (EXV) used in a refrigeration cycle for a heat pump or chiller is controlled to maintain minimum pinch for ensuring proper flooded cooler exchange performance by monitoring the delta temperature between the cooler fluid and t... | 11/20/2001 |
| 6315317 | Board for gliding A board for gliding has an upper face which includes a zone for fitting the binding. The fitting zone is centered with respect to the point for fitting the mid-point of the boot, and receives the toe stop of a binding in its front portion and the heel bin... | 11/13/2001 |
| 6305369 | Safeguard for furnace draft system A draft safeguard apparatus for use in a multi-poised furnace having an inducer housing for receiving flue gases from a heat exchanger. The furnace flue pipe is attached to the inducer housing by an elbow having a first linear inlet section that is rotata... | 10/23/2001 |
| 6305182 | Absorption heating and cooling system having an improved refrigerant control apparatus A refrigerant control apparatus for use in an absorption heating and cooling system of the type which uses a refrigerant and an absorbent, and which includes a generator, a condenser, an absorber and an evaporator having an evaporator sump. The control ap... | 10/23/2001 |
| 6302780 | Ceiling grille for rooftop air conditioner unit A ceiling grille for directing conditioned air from an air conditioning unit mounted upon the roof of a motor vehicle wherein comfort air is delivered into a plenum located inside the vehicle. The plenum has front and rear deflector vanes rotatably mounte... | 10/16/2001 |
| 6300567 | Junction box for low voltage data, video or communications connections An open ended junction box for low voltage electrical circuits includes fittings on one open end of the box for attaching a wall plate to the box, and a cable retainer on the other open end of the box for retaining a low voltage electrical wire.... | 10/09/2001 |
| 6298680 | Evaporator coil with integral heater An evaporator coil for a refrigeration system which includes a plurality of contiguous metal fins which include means for providing conductive heat to the fins on demand or under a predetermined conditions. The heating means care in the form of a pluralit... | 10/09/2001 |
| 6299793 | Deicing solution A de-icing and anti-icing composition in the form of an aqueous solution which includes a low molecular weight carbohydrate, a inorganic freezing point depressant in the form of a chloride salt, and a thickener. The molecular weight of the carbohydrate is... | 10/09/2001 |
| 6298175 | Object sensor system comprising controlled light source This relates to a system for sensing the presence of an object in the field of view of an imaging assembly of a stationary position optical reader. The system includes a light source disposed in a field of view of the imaging assembly, which is configured... | 10/02/2001 |
| 6296121 | Separation unit for shipping carton A packaging box, and in particular a unitary package for a plurality of electrical wiring devices which also provides integral but detachable instruction cards. The detachable cards are at least as numerous as the devices, and each card is only removed al... | 10/02/2001 |
| 6290217 | Asymmetric wire rope isolator A wire rope isolator having a pair of opposed mounting blocks, each having parallel holes formed therein so that the holes in one block are perpendicular to holes in the second block. One block contains two parallel holes passing through the block while t... | 09/18/2001 |
| 6286272 | Process for installing a covering consisting of planks, laths or the like Process for installing against a support (S), the ground in particular, a covering consisting of planks, laths, wooden panels (1) which consists in leveling the surface to be overlaid, then in fixing against the said surface (S), side-by-side planks (1), ... | 09/11/2001 |
