Bizarre Patents
Nicotine Containing Dental Floss
Keep away cavities and cancer at the same time.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8079250 | Viscometer system utilizing an optical flow cell A viscometer system to determine the viscosity of a fluid utilizes an existing flow cell, which maintains a calibrated constriction that is defined by a predetermined constant value K is disclosed. The viscometer system is adapted for use with the flow cell and incl... | 12/20/2011 |
| 7441442 | System for determining the displacement of a movable member A means for simultaneous determination of the radial and angular vectors of rotary motion of a body relative to a single reference axis, by measurement of the common aid differential states of three position detectors and, together with an axial position detector, t... | 10/28/2008 |
| 7373804 | Scanning brookfield dry block Scanning Brookfield dry block instrument component, viscometer instrument, and method of use of the instrument can employ direct refrigeration with heat provision. A thermoelectric chip substitute may be employed as well. ... | 05/20/2008 |
| 7367224 | Rheometer and method for temperature control of its measuring chamber A rheometer has a measuring chamber which is delimited by a measuring chamber wall in which at least one measuring component is disposed for acceptance of a sample. The measuring chamber can have a gas flowing through it whose temperature is controlled in a desired ... | 05/06/2008 |
| 7290441 | Micro slit viscometer with monolithically integrated pressure sensors An improved micro slit viscometer includes a combined micrometer depth rectangular slit flow channel with monolithically integrated multiple pressure sensors in the flow channels and a pumping system that injects a test sample to the channel at a desired flow rate. ... | 11/06/2007 |
| 7275420 | Fluid sensor fixture for dynamic fluid testing A system that facilitates measurement, analysis, and automatic maintenance of fluid comprises a fluid, and a casing that includes a plurality of apertures is immersed in the fluid. The apertures are opened to permit the fluid to enter the casing and closed to confin... | 10/02/2007 |
| 7168299 | Heat spreader for rotary rheometer A rotary rheometer having a an upper heating/cooling assembly and a lower heating/cooling assembly located opposite one another opposite a sample gap. The lower heating/cooling assembly may comprise a Peltier heater and the upper heating/cooling assembly preferably ... | 01/30/2007 |
| 7137290 | Rotary rheometer magnetic bearing A rotary rheometer having a magnetic thrust bearing. The thrust disk of the magnetic thrust bearing being situated between a pair of magnetic actuator assemblies and extending beyond the circumference of the actuator assemblies so as to encompass the magnetic flux l... | 11/21/2006 |
| 7131318 | Viscometer A viscometer including a thermal block, a thermo device to control temperature of the thermal block, a temperature sensor to sense temperature of the thermal block, a capillary tube embedded in the thermal block such that the capillary tube is in thermal contact wit... | 11/07/2006 |
| 7073372 | Online rotating viscometer and associated measurement methods Rotating type viscosimeter having a motor (2) for driving a rotating assembly (3) extending through an aperture (4) into a liquid to be tested (1) and measuring the shear forces imparted by said liquid (1) to the rotating assembly ... | 07/11/2006 |
| 7043968 | Directly refrigerated block Directly refrigerated component or system in which a refrigerating pathway is provided with passive cooling moderation. The passive cooling moderation can be provided, for example, by a passive cooling moderator that has moderating live space, or by a passive coolin... | 05/16/2006 |
| 7013714 | Viscosity measurement apparatus A viscosity measurement apparatus, or viscometer, including a fluid flow channel, a heating element disposed at least around an exterior portion of the fluid flow channel near an inlet end, and a temperature sensor disposed within the fluid flow channel downstream f... | 03/21/2006 |
| 6952951 | Method and device for measuring the viscosity of a liquid A method and a device are proposed for measuring the viscosity of a liquid (12), a conclusion being reached on the temperature of the liquid (12 at the location of the viscosity sensor (20), starting from temperature measurements and/or viscosit... | 10/11/2005 |
| 6948356 | Viscoelasticity measuring instrument A viscoelasticity measuring instrument for measuring a viscoelasticity of a sample has a temperature detection control unit for obtaining, prior to a practical measurement operation, a measurement executable temperature range for the sample by an experimental temper... | 09/27/2005 |
| 6840305 | Cold cranking simulator having hybrid heat transfer system A heat transfer apparatus for use in measuring a rheological property of a test sample includes a receptacle for receiving the test sample and a heat conveying member in heat transfer relation to the receptacle. The heat conveying member has internal passages extend... | 01/11/2005 |
| 6786080 | Method for assessing the deterioration of motor oil A method for assessing the deterioration of motor oil is provided, in which the oil viscosity of the motor oil is measured by a sensor, and the length of an oil-change interval is determined in an evaluating electronics having a display device. According to the pres... | 09/07/2004 |
| 6786081 | Direct and/or opposing flowpath refrigeration Device for direct refrigeration has heat-conductable solid member with refrigerant passageway coursing through or about; and at least one test sample well in or in proximity to it, at least one solid, heat-generating member affixed or in proximity to it; and/or opti... | 09/07/2004 |
| 6708554 | Rotational rheometer A rotational rheometer has a cylindrical outer housing into which a measuring container can be inserted substantially coaxially thereby forming a radial annular space. The measuring container has a measuring chamber for receiving a sample material. A fluid may flow ... | 03/23/2004 |
| 6698275 | Rotational rheometer A rotational rheometer is provided with a heat control cup located around a measuring cup having a wall thickness decreasing gradually from the bottom of the cup to its outer rim. Temperature of the heat control cup is maintained by a heat pump. The heat ... | 03/02/2004 |
| 6580056 | Biological specimen heating device and quality control method for immunohistochemistry heat retrieval procedures A heating device for heating biological specimens is comprised of an electric pressure cooker with a pressure gauge, and a temperature sensor connected to a controller with a temperature display and a temperature alert. The controller is arranged to heat ... | 06/17/2003 |
| 6571610 | Rotary rheometer A rotary rheometer has a measurement motor (1) rotating a measuring shaft (16) on which an upper, and in particular a plate-shaped or conical, measuring part (4) is fastened. A measuring gap (S) is formed between the first measuring part (4) and a rotatio... | 06/03/2003 |
| 6240770 | Rotary viscosimeter A rotary viscosimeter which has a rotary measuring cylinder that is disposed in a cylindrical measuring cup holding the sample to be tested in a measuring gap formed between the cylinder and the cylindrical wall of the cup. Forces required to rotate or an... | 06/05/2001 |
| 6164818 | Method and apparatus for measuring viscous heating of viscoelastic materials Method and apparatus for measuring viscous heating/heat build-up of viscoelastic materials, such as rubber and polymer compounds. Temperature changes in the viscoelastic material are measured during application of a shearing force to the viscoelastic mate... | 12/26/2000 |
| 5996404 | On-line dense paste rheological testing apparatus and method This invention relates to an on-line instrument that is able to sample the contents of a dense paste-like material, isolate the material, measure the material's rheological properties by extruding it under pressure and perform a self-cleaning operation. S... | 12/07/1999 |
| 5874665 | Rheological measuring device A rheological measuring device comprising a rotatable shaft 911), a first measuring body (12) operatively connected to a first end of said shaft (11) and a second measuring body (13) operatively connected to said first measuring body (12) through a sample... | 02/23/1999 |
| 5852230 | Device to test pumpability of oils at low temperature Device can include an array of stators placed in a carousel which can hold the stators in the array apart from one another while precisely cooled by a suitable source. For example, the device can be provided with cooling in conjunction with an instrument ... | 12/22/1998 |
| 5696315 | Method and apparatus for measuring viscosity An apparatus for measuring viscosity of liquids includes an external chamber (10) which encloses an internal chamber/duct (20) having an inlet (21) and an outlet (22). Internal chamber (20) houses a fan (30) for forcing air through the duct, a first heate... | 12/09/1997 |
| 5616855 | Method and apparatus for measuring viscosity An apparatus for measuring viscosity of liquids includes an external chamber (10) which encloses an internal chamber/duct (20) having an inlet (21) and an outlet (22). Internal chamber (20) houses a fan (30) for forcing air through the duct, a heater (40)... | 04/01/1997 |
| 5587522 | Multiple-part and/or supported gas-containing vessel to establish desired heat flux Vessel, useful in heat transmission regulation, includes a sealable, outer housing and a sample compartment generally enclosed therein such that a hollow portion between at least a part of the housing and compartment is present. The hollow compartment can... | 12/24/1996 |
| 5540088 | Rheometer and method of measuring rheological properties A rheometer has temperature control means which include a bath through which liquid is circulated, so that it will completely immerse both the upper and lower probes or plates between which a sample, whose rheological are being investigated, is located. T... | 07/30/1996 |
| 5526681 | Gas-containing vessel to establish desired heat flux A vessel has a sealable, hollow housing about a sample compartment, and the hollow portion contains a predetermined amount of a gas. It provides for heat transmission control. Accordingly, for an illustrative example, viscosity testing with a sensitive ro... | 06/18/1996 |
| 5308953 | Heater block holder for a capillary rheometer plunger pressure transducer A capillary rheometer plunger having a liquid-filled capillary passage extending within the plunger is removably housed in a heater block holder for maintaining temperature stability and minimizing temperature induced errors. The plunger is placed in the ... | 05/03/1994 |
| 4879897 | Method and apparatus for the determination of viscosity A method for measuring the viscosity of liquids including homogeneously mixed suspensions at known temperatures is provided. The method concerns rapidly adjusting the temperature of the liquid, stirring the liquid by rotating a stirring arrangement within... | 11/14/1989 |
| 4878379 | Rheometer A rheometer having relatively movable shearing elements (4,5) for imposing shear forces on a sample of material placed between such elements, is provided with heating means comprising an induction heating coil (18) heated to permit induction heating of th... | 11/07/1989 |
| 4790668 | Viscometric thermometer A viscometric thermometer is fabricated with two sensing capillaries connected serially in a common fluid flow circuit. The first capillary is immersed in a reference bath of known constant temperature. Pressure differential across the first capillary is ... | 12/13/1988 |
| 4630468 | Viscometer A method and apparatus are provided for measuring the viscosity of a fluid medium such as drilling mud. A rotary member is mounted within a housing for free rotation and viscous drag means applies a torque-induced rotation to the rotary member. The rotary... | 12/23/1986 |
| 4524611 | Rheometer for measuring high pressure and high temperature with sampling Rheometer for effecting measurement of rheological properties in a medium, comprising a hollow body (2) having an inner chamber (3) with a lower zone (3A) and an upper zone (3B) of enlarged diameter. An inner shaft (9) is located in the inner chamber (3) ... | 06/25/1985 |
| 4472963 | Cold cranking simulator including a sample supply system and viscometer A cold cranking system for measuring the viscosity of lubricating oils is disclosed. The system includes a viscometer having means for cooling a sample of the oils to a desired temperature for the viscosity measurement. A constant temperature cold bath so... | 09/25/1984 |
| 4466276 | Consistometer A high temperature and high pressure consistometer comprises a cylindrical pressure vessel having an integral bottom and a cover for said pressure vessel. A nonmagnetic canister extends downwardly from said bottom and is sealed therein. A driven magnet as... | 08/21/1984 |
| 4214475 | Adapter for a sensitive viscometer An adapter for a sensitive viscometer. It provides increased drag at low shear rates to increase the accuracy. There is an inverted cup shaped rotor that cooperates with an annular shaped stationary container for the fluid to be measured. The annular shap... | 07/29/1980 |
