Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7967344 | Portable balloon tying device, station and caddy A balloon tying device has a base adapted for attaching to a support structure. A cantilever, supported by the base and protruding away from the support structure, is attached to the base. The cantilever has a U-shaped cross section and two ears defining generally p... | 06/28/2011 |
| 7608824 | Doped carbon nanostructure field emitter arrays for infrared imaging An infrared imaging device and method for making infrared detector(s) having at least one anode, at least one cathode with a substrate electrically connected to a plurality of doped carbon nanostructures; and bias circuitry for applying an electric field between the... | 10/27/2009 |
| 7501077 | Binderless composite scintillator for neutron detection Composite scintillator material consisting of a binderless sintered mixture of a Lithium (Li) compound containing 6Li as the neutron converter and Y2SiO5:Ce as the scintillation phosphor, and the use of this material as a method for ... | 03/10/2009 |
| 7375293 | System and method for weighing and characterizing moving or stationary vehicles and cargo A weigh-in-motion device and method having at least one transducer pad, each transducer pad having at least one transducer group with transducers positioned essentially perpendicular to the direction of travel. At least one pad microcomputer is provided on each tran... | 05/20/2008 |
| 7305324 | System and method for identifying, validating, weighing and characterizing moving or stationary vehicles and cargo An asset identification and information infrastructure management (AI3M) device having an automated identification technology system (AIT), a Transportation Coordinators' Automated Information for Movements System II (TC-AIMS II), a weigh-in-motion system (WIM-II), ... | 12/04/2007 |
| 7277790 | Combustion diagnostic for active engine feedback control This invention detects the crank angle location where combustion switches from premixed to diffusion, referred to as the transition index, and uses that location to define integration limits that measure the portions of heat released during the combustion process th... | 10/02/2007 |
| 7270203 | Electric machine for hybrid motor vehicle A power system for a motor vehicle having an internal combustion engine and an electric machine is disclosed. The electric machine has a stator, a permanent magnet rotor, an uncluttered rotor spaced from the permanent magnet rotor, and at least one secondary core as... | 09/18/2007 |
| 7266969 | Refrigerant directly cooled capacitors The invention is a direct contact refrigerant cooling system using a refrigerant floating loop having a refrigerant and refrigeration devices. The cooling system has at least one hermetic container disposed in the refrigerant floating loop. The hermetic container ha... | 09/11/2007 |
| 7258076 | Circular animal toilet enclosure The circular animal toilet enclosure of this invention has a bottom section removably coupled to a rotatable flywheel floorboard, a cover cylinder removably coupled to the bottom section, a top section removably coupled to the cover cylinder, and a controller for th... | 08/21/2007 |
| 7253574 | Effective switching frequency multiplier inverter A switching frequency multiplier inverter for low inductance machines that uses parallel connection of switches and each switch is independently controlled according to a pulse width modulation scheme. The effective switching frequency is multiplied by the number of... | 08/07/2007 |
| 7244959 | Detection of electromagnetic radiation using micromechanical multiple quantum wells structures An apparatus and method for detecting electromagnetic radiation employs a deflectable micromechanical apparatus incorporating multiple quantum wells structures. When photons strike the quantum-well structure, physical stresses are created within the sensor, similar ... | 07/17/2007 |
| 7243548 | Surface wave chemical detector using optical radiation A surface wave chemical detector comprising at least one surface wave substrate, each of said substrates having a surface wave and at least one measurable surface wave parameter; means for exposing said surface wave substrate to an unknown sample of at least one che... | 07/17/2007 |
| 7232710 | Method of making cascaded die mountings with springs-loaded contact-bond options A cascaded die mounting device and method using spring contacts for die attachment, with or without metallic bonds between the contacts and the dies, is disclosed. One embodiment is for the direct refrigerant cooling of an inverter/converter carrying higher power le... | 06/19/2007 |
| 7231128 | Hybrid solar lighting systems and components A hybrid solar lighting system and components having at least one hybrid solar concentrator, at least one fiber receiver, at least one hybrid luminaire, and a light distribution system operably connected to each hybrid solar concentrator and each hybrid luminaire. A... | 06/12/2007 |
| 7207206 | Chemically-functionalized microcantilevers for detection of chemical, biological and explosive material A chemically functionalized cantilever system has a cantilever coated on one side thereof with a reagent or biological species which binds to an analyte. The system is of particular value when the analyte is a toxic chemical biological warfare agent or an explosive.... | 04/24/2007 |
| 7191605 | Floating loop method for cooling integrated motors and inverters using hot liquid refrigerant A method for cooling vehicle components using the vehicle air conditioning system comprising the steps of: tapping the hot liquid refrigerant of said air conditioning system, flooding a heat exchanger in the vehicle component with said hot liquid refrigerant, evapor... | 03/20/2007 |
| 7188899 | Safe hug child restraint device A child restraint device for use with a vehicle seat having a back portion with a forward side and rear side, the back portion further having at least one device selected from the group consisting of head padding, adjustable shoulder belts, adjustable lap belts, and... | 03/13/2007 |
| 7147214 | Humidifier for fuel cell using high conductivity carbon foam A method and apparatus of supplying humid air to a fuel cell is disclosed. The extremely high thermal conductivity of some graphite foams lends itself to enhance significantly the ability to humidify supply air for a fuel cell. By utilizing a high conductivity pitch... | 12/12/2006 |
| 7126833 | Auxiliary quasi-resonant dc tank electrical power converter An auxiliary quasi-resonant dc tank (AQRDCT) power converter with fast current charging, voltage balancing (or charging), and voltage clamping circuits is provided for achieving soft-switched power conversion. The present invention is an improvement of the invention... | 10/24/2006 |
| 7097662 | In-vivo orthopedic implant diagnostic device for sensing load, wear, and infection A device for providing in vivo diagnostics of loads, wear, and infection in orthopedic implants having at least one load sensor associated with the implant, at least one temperature sensor associated with the implant, at least one vibration sensor associated with th... | 08/29/2006 |
| 7071841 | Truck acoustic data analyzer system A passive vehicle acoustic data analyzer system having at least one microphone disposed in the acoustic field of a moving vehicle and a computer in electronic communication the microphone(s). The computer detects and measures the frequency shift in the acoustic sign... | 07/04/2006 |
| 6993924 | Floating loop system for cooling integrated motors and inverters using hot liquid refrigerant A floating loop vehicle component cooling and air-conditioning system having at least one compressor for compressing cool vapor refrigerant into hot vapor refrigerant; at least one condenser for condensing the hot vapor refrigerant into hot liquid refrigerant by exc... | 02/07/2006 |
| 6941785 | Electric fuel pump condition monitor system using electrical signature analysis A pump diagnostic system and method comprising current sensing probes clamped on electrical motor leads of a pump for sensing only current signals on incoming motor power, a signal processor having a means for buffering and anti-aliasing current signals into a pump ... | 09/13/2005 |
| 6930385 | Cascaded die mountings with spring-loaded contact-bond options A cascaded die mounting device and method using spring contacts for die attachment, with or without metallic bonds between the contacts and the dies, is disclosed. One embodiment is for the direct refrigerant cooling of an inverter/converter carrying higher power le... | 08/16/2005 |
| 6877210 | Electrofriction method of manufacturing squirrel cage rotors A method of making a squirrel cage rotor of copper material for use in AC or DC motors, includes forming a core with longitudinal slots, inserting bars of conductive material in the slots, with ends extending out of opposite ends of the core, and joining the end rin... | 04/12/2005 |
| 6857391 | Animal toilet enclosure The animal toilet enclosure has a bottom section removably coupled to a floorboard section, a cover section removably coupled to the floorboard section, and a controller for the enclosure. The bottom section has a bowl with an outlet in fluid communication with a gr... | 02/22/2005 |
| 6831747 | Spectrometry and filtering with high rejection of stray light A microoptoelectromechanical integrated spectrometer with a photonic element assembly having metal foil removably disposed on a first transparent substrate surface, the substrate having no foil on any other surface. A means is provided for directing source photons t... | 12/14/2004 |
| 6809304 | High efficiency, oxidation resistant radio frequency susceptor An article and method of producing an article for converting energy from one form to another having a pitch-derived graphitic foam carbon foam substrate and a single layer coating applied to all exposed surfaces wherein the coating is either silicon carbide or carbi... | 10/26/2004 |
| 6805839 | Response microcantilever thermal detector A “folded leg” thermal detector microcantilever constructed of a substrate with at least one leg interposed between a fixed end and a deflective end, each leg having at least three essentially parallel leg segments interconnected on alternate opposing ends and a... | 10/19/2004 |
| 6772603 | Methods and apparatus for thermal management of vehicle systems and components This disclosure provides an integrated thermal management system and methods for managing the cooling of electrical devices and components and the heating and cooling of the passengers' compartment in a hybrid or full electric vehicle to reduce the cost and volume o... | 08/10/2004 |
| 6767058 | Safe hug child seat and infant cradle restraint device The present structure is a flexible, lightweight foldable child restraint device designed for attachment to a vehicle seat such as an aircraft passenger seat without using vehicle seat belting and having restraint capacity for children of all ages. In an emergency s... | 07/27/2004 |
| 6763671 | Personal, closed-cycle cooling and protective apparatus and thermal battery therefor A closed-cycle apparatus for cooling a living body includes a heat pickup body or garment which permits evaporation of an evaporating fluid, transmission of the vapor to a condenser, and return of the condensate to the heat pickup body. A thermal battery cooling sou... | 07/20/2004 |
| 6749682 | Controlling the set of carbon-fiber embedded cement with electric current A method for promoting cement or concrete set on demand for concrete that has been chemically retarded by adding carbon fiber to the concrete, which enables it to become electrically conductive, sodium tartrate retardant, and copper sulfate which forms a copper tart... | 06/15/2004 |
| 6691903 | Multiple ribbon pro bow wrapping device A bow wrapping device having a base, a ribbon spool carriage removably coupled to the base and adapted to carry a plurality of ribbon spools, a guide retainer removably coupled to the base and adapted to retain ribbon fed from the ribbon spools, a rotatin... | 02/17/2004 |
| 6629485 | Method of making a non-lead hollow point bullet The method of making a non-lead hollow point bullet has the steps of a) compressing an unsintered powdered metal composite core into a jacket, b) punching a hollow cavity tip portion into the core, c) seating an insert, the insert having a hollow point ti... | 10/07/2003 |
| 6629412 | Electricity-producing heating apparatus utilizing a turbine generator in a semi-closed brayton cycle The present invention provides apparatus and methods for producing both heat and electrical energy by burning fuels in a stove or boiler using a novel arrangement of a surface heat exchanger and microturbine-powered generator and novel surface heat exchan... | 10/07/2003 |
| 6603069 | Adaptive, full-spectrum solar energy system An adaptive full spectrum solar energy system having at least one hybrid solar concentrator, at least one hybrid luminaire, at least one hybrid photobioreactor, and a light distribution system operably connected to each hybrid solar concentrator, each hyb... | 08/05/2003 |
| 6598458 | Automated soil gas monitoring chamber A chamber for trapping soil gases as they evolve from the soil without disturbance to the soil and to the natural microclimate within the chamber has been invented. The chamber opens between measurements and therefore does not alter the metabolic processe... | 07/29/2003 |
| 6546875 | Non-lead hollow point bullet The non-lead hollow point bullet of the instant invention comprises a mixed construction slug further comprising, a monolithic metal insert having a tapered (preferred conical) hollow point tip and a tapered (preferred conical) tail protrusion, and an uns... | 04/15/2003 |
| 6514721 | Air sampler for pathogens and psychrometrics An air sampler device and method for collecting airborne pathogens and psychrometric data for room or remote air samples wherein the sample volume is electronically controlled. Particulates in the air are caused to impact the surface of the growth/inhibit... | 02/04/2003 |
