Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 8130113 | Bearing monitoring method A method for monitoring a bearing is disclosed. The method involves positioning a non-contacting bearing isolator adjacent a bearing on a piece of rotating equipment so that at least one operating parameter of said bearing is communicated to said bearing isolator; a... | 03/06/2012 |
| 7839294 | Bearing monitoring method A method for monitoring a bearing is disclosed. The method involves positioning a non-contacting bearing isolator adjacent a bearing on a piece of rotating equipment so that at least one operating parameter of said bearing is communicated to said bearing isolator; a... | 11/23/2010 |
| 7705743 | Self-assembling wireless network, vehicle communications system, railroad wheel and bearing monitoring system and methods therefor A low power self-organizing network is made up of a plurality of wireless communication nodes communicating wirelessly with each other. The nodes each have a sensor providing a respective sensor data value indicative of a physical parameter in the environment of tha... | 04/27/2010 |
| 7688218 | Railroad train monitoring system Railcar monitoring utilizes instrumented, flexible pads supported within the truck pedestal jaws on the bearing adapters. The pads contain sensors for monitoring temperature pressure, shifting loads, truck hunting and the like and have circuitry for processing infor... | 03/30/2010 |
| 7652587 | Monitoring the bearing temperature of an electrical machine According to the method a temperature module is defined, simulating the thermal behavior in the electric motor (1), based on a multi-mass model. The rotational speed (n) and the current (i) for the electric motor (1) are continuously recorded as input ... | 01/26/2010 |
| 7432821 | Fiber optic measurement of bearing surface wear A propeller shaft is supported on the stern end of a ship hull by a bearing within which optic fiber cables are embedded in close spaced relation to the outer cylindrical surface of a bearing supported portion of the propeller shaft for a monitoring wear thereof wit... | 10/07/2008 |
| 7361998 | Energy harvesting for wireless sensor operation and data transmission A device for powering a load from an ambient source of energy is provided. The device includes an energy harvesting device for harvesting energy from the ambient source of energy wherein the rate energy is harvested from the ambient source of energy is below that re... | 04/22/2008 |
| 7341321 | Rotation detecting device and anti-skid braking system using the same A rotation detecting device that includes an electric power generator having a stator and a rotor, said rotor having a plurality of alternating opposite magnetic poles in a circumferential direction of the rotor, at least a first magnetic sensor mounted on either th... | 03/11/2008 |
| 7299703 | Bearing balls escape and wear annunciator arrangement for ball screw An arrangement for detecting a load bearing failure includes a primary load-carrying system for bearing axially translatably a coaxial load, said primary load-carrying system having a rotor portion and an axially displaceable stator portion. A plurality of bearing b... | 11/27/2007 |
| 7270016 | Sensor-equipped rolling bearing unit A sensor includes a stator having four or more magnetic pole teeth and concentric with a stationary-side raceway member, and excitation coils and detection coils wound around the respective magnetic pole teeth. Signals generated in the detection coils according to d... | 09/18/2007 |
| 7270890 | Wear monitoring system with embedded conductors Aspects of the invention relate to a system for monitoring the wear of a component. A conductor can be embedded in the component at a depth from a surface of the component. In one embodiment, the conductor can be operatively connected to a power source to form an el... | 09/18/2007 |
| 7256505 | Shaft mounted energy harvesting for wireless sensor operation and data transmission A device for monitoring a rotating shaft is provided. The device measures strain in the shaft and provides angular velocity and torque in the shaft. The device includes a sensor, sensor conditioning circuitry, a microprocessor, and a transmitter, all located on a ro... | 08/14/2007 |
| 7235965 | Motor bearing wear detecting device Reinforcing rings are provided around the cylindrical outer surface of a stator can of a canned motor, near the front and rear ends of a stator of the canned motor respectively. An axial position detecting coil A is wound around the cylindrical outer surface of at l... | 06/26/2007 |
| 7184515 | Component specific machine wear determination with x-ray fluorescence spectrometry X-ray fluorescence analysis is used to determine wear of machine parts on a component-specific basis. The individual wetted wear surfaces of the machine are provided with a signature tagant composition, and as the components wear, the amounts of each tagant in the l... | 02/27/2007 |
| 7134341 | Methods and devices for determining the resonance frequency of passive mechanical resonators Methods and systems for determining the resonance frequency of a resonator, using the Doppler effect. An interrogating sonic beam including a carrier frequency and one or more resonator exciting frequencies is directed at a resonator disposed in a measurement enviro... | 11/14/2006 |
| 7126469 | Wireless function monitor A function monitor (10) broadly comprises a detector (14) to sense a condition, a transmitter (18) to monitor the detector (14), and a base unit (20) to receive a status signal from the transmitter (18) indicative of the det... | 10/24/2006 |
| 7080916 | Special effects drinking lid and straw The present invention is for special effects drinking lid and straw, which can be used with various drinking containers. The specially designed container lid has special effects mechanisms that can illuminate the container lid, the container itself, the straw as wel... | 07/25/2006 |
| 7071834 | Device for monitoring the operating conditions of rolling bearing A device for monitoring the operating conditions of a rolling bearing, has the rolling bearing including: an outer ring of a metal with outer raceway; an inner ring of a metal with an inner raceway; and a plurality of rolling elements; a first member electrically co... | 07/04/2006 |
| 7064464 | Electromechanical linear drive The invention relates to an electromechanical linear drive, in particular for an injection moulding machine, comprising an electric motor with a hollow-shaft rotor, open on one side, with a subsequent screw gear which converts the rotational movement of the hollow-s... | 06/20/2006 |
| 7034711 | Wireless sensor, rolling bearing with sensor, management apparatus and monitoring system The wireless sensor adds identification information peculiar to respective sensor modules to detection data of vibration, temperature, and so on, detected by the sensor modules respectively. The wireless sensor transmits the detection data with the identification in... | 04/25/2006 |
| 7021127 | Self-powered wireless sensor assembly for sensing angular position of the engine crankshaft in a vehicle A self-powered, wireless sensor assembly is provided for sensing crankshaft position of an engine comprising a rotatable flywheel having a ring gear. The sensor assembly includes an electromagnetic sensor responsive to structural features on the ring gear when the r... | 04/04/2006 |
| 7019661 | Axial bearing wear detection device for canned motor An axial position detection circuit detects the axial position of a rotor from the difference in voltages generated at axial position detection coils disposed at both ends in the axial direction of a stator of a canned motor. An axial zero point adjustment circuit u... | 03/28/2006 |
| 7008114 | Bearing failure indicator A shaft is disposed along an axis of rotation and a bearing failure indicator, in the form of a disk having protrusions or teeth spaced about its periphery, is provided on the shaft adjacent a bearing supporting a tubular roll for rotation relative to the shaft. Whe... | 03/07/2006 |
| 6995665 | System and method for identifying, monitoring and evaluating equipment, environmental and physiological conditions A system and method are disclosed for identifying monitoring and evaluating hazardous or potentially hazardous conditions. The system may be worn by safety personnel to detect equipment conditions such as low power supply, environmental conditions such as ambient te... | 02/07/2006 |
| 6980298 | System for monitoring sealing wear A system for determining at least one condition of a seal including an optical fiber for transmitting light from a light source. The optical fiber is embedded in the seal and operatively coupled to an interferometric system. The interferometric system is operatively... | 12/27/2005 |
| 6967586 | Bearing test method, bearing test device, bearing monitoring device and storage device A bearing test method and a bearing test device are provided for bearings in which a non-contact state is maintained between a shaft element and a bearing element in a normal rotation state. In addition, a motor bearing monitoring device is provided to detect an abn... | 11/22/2005 |
| 6966701 | Rolling bearing arrangement for an electromotor The invention relates to a rolling bearing arrangement for an electromotor having a rotationally symmetrical rotor arranged rotatably inside a stator, there being provided for rotationally bearing the rotor. At least one standard rolling bearing that has an outer ra... | 11/22/2005 |
| 6956491 | Monitoring bearing performance Techniques for qualifying and monitoring bearing performance and condition in a rotary servo systems (e.g., galvanometer scanner) are disclosed. A position error signal is analyzed for signal anomalies that can signify bearing damage. A DC offset ramp is applied to ... | 10/18/2005 |
| 6939115 | Wet-type rotor pump A wet-type rotor pump which is particularly suitable for feeding coolant in motorcar engines comprises a pump wheel. By the pump wheel, a feed medium is fed through an intake channel into a discharge channel. Via a common shaft, a motor armature of an electric motor... | 09/06/2005 |
| 6938455 | Grease supply confirming device and method A grease supply confirming device confirming the supply of a grease into a bearing, according to the present invention includes a detecting member an elastic supporting member and a movable body. The movable body such as a metal spherical body is movably provided in... | 09/06/2005 |
| 6932512 | Agricultural rockshaft bearing block structure and wear inserts therefor A bearing block structure for an implement rockshaft includes a two-piece ultra high molecular weight (UHMW) polyethylene wear insert located between a cast iron or welded steel bearing block and a rockshaft. In one embodiment, identical insert halves are supported ... | 08/23/2005 |
| 6911914 | Method and apparatus for detecting hot rail car surfaces In one embodiment of the present invention, an apparatus for detecting a hot rail car surface comprises: an infrared sensor for acquiring an infrared signal from a rail car surface of a rail car and transducing the infrared signal into an electrical signal; a rank f... | 06/28/2005 |
| 6861836 | Bearing overtemperature indicator A non-ferrous component comprising a thermally-affected adhesive applied to a surface of the component, and at least one ferrous metal wire attached to the surface of the component by the thermally-affected adhesive. ... | 03/01/2005 |
| 6823242 | Method and apparatus for monitoring wheel/brake performance A sliding wheel detector apparatus automatically detects a sliding wheel condition of a wheel of a passing train. The apparatus includes means for parsing the cars (and trucks thereof) and segregating the same into brake valve groupings. The apparatus also includes ... | 11/23/2004 |
| 6788212 | Conductor detecting device A device capable of reducing an erroneous operation with a simple configuration in which, when two or more conductors M1, M2, M3 (three of them in FIG. 1) are attracted by three or more magnets 1a, 1b, 1... | 09/07/2004 |
| 6714135 | Collective head bearing monitor A bearing monitor has a bearing sensor to monitor frequencies emitted by a bearing in a rotating component. The bearing sensor has an output to a processor. The processor is attached to the rotating component to process the output from the bearing sensor to a digita... | 03/30/2004 |
| 6593854 | System of monitoring bearing performance A system for qualifying and monitoring bearing performance and condition in a rotary servo system. A position error signal is analyzed for signal anomalies that can signify bearing damage. A DC offset ramp is applied to the position error signal to test w... | 07/15/2003 |
| 6549134 | Temperature monitoring device Temperature monitoring device for monitoring or controlling the temperature of an object, and preferably indicating and/or recording abnormal temperature variations of the object includes a housing having a contact portion for contacting the object, a sen... | 04/15/2003 |
| 6535135 | Bearing with wireless self-powered sensor unit A tapered roller bearing having its rollers arranged in two rows within an outer race and around an inner race contains a sensing device that radiates signals which reflect conditions within the bearing. In one embodiment, the outer race is unitary and th... | 03/18/2003 |
| 6529135 | Integrated electric motor monitor A method monitors an operational condition of an electric motor, and stores in a memory device general trend, prognostic, diagnostic, and hazardous event information indicative of the motor's operational condition. The method includes the steps of sensing... | 03/04/2003 |
