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| Number | Title | Issue Date |
| 7591584 | Temperature-expansion indicator for siding panels A temperature indicator for a siding panel senses panel temperature and indicates on a graphic scale the corresponding effect of thermal expansion over differences in temperature. The temperature indicator can be various forms of contact thermometer, temperature str... | 09/22/2009 |
| 7524105 | Optical dilatometer An optical dilatometer includes a furnace, in which a sample may be laid on a sample carrier, and an optical system for measuring a length of the sample at different temperatures, windows for the passage of beams being provided on a sample chamber of the furnace. A ... | 04/28/2009 |
| 7175342 | Shaft-misalignment-measuring device, a shaft-misalignment-measuring method, a single-shaft combined plant using the shaft-misalignment-measuring device and a start-up method of the single-shaft combined plant In a control equipment 10, shaft-misalignment amount of a shaft 3a of a gas turbine 3 and a shaft 5a of a steam turbine 5 is measured and speed-increase ratio of rotation speed and heat soak time of the steam turbine ... | 02/13/2007 |
| 7125452 | Process for calibrating the temperature control unit of an oven and oven for carrying out this process A process for calibrating the temperature control unit of a vertical gradient freeze crystal growth oven, instead of the fused material a test body (3) is used in the oven (1) that does not melt at the oven temperature, that has a heat conductivity com... | 10/24/2006 |
| 7118272 | Method and apparatus for optically detecting and locating a fire in an enclosed space Thermally reactive elements of an intumescent material that expands when heated above a trigger temperature are arranged in an enclosed space, e.g a freight compartment of an aircraft. An optical sensor in the enclosed space has a field of view encompassing the elem... | 10/10/2006 |
| 7104680 | Thermal analyzer with gas mixing chamber In a thermomechanical measuring device and a thermogravimetry device, partition walls are provided in two sections such that two kinds of atmospheric gasses, which have passed a sample chamber and a detector chamber, respectively, do not flow back, and a thermally i... | 09/12/2006 |
| 7083327 | Method and apparatus for detecting kissing unbond defects A active thermographic method for detecting subsurface defects in a specimen, particularly kissing unbond defects, includes heating a specimen, applying a force to the surface of the specimen to shift and separate the walls of the defect, and obtaining thermographic... | 08/01/2006 |
| 7052174 | Device for determining changes in dimension due to temperature fluctuation An apparatus for non-destructively testing the response of a specimen to temperature change. An embodiment temperature cycles a specimen, such as a wet mortar beam, dynamically measuring change in dimension and the temperature of the specimen during the cycle. Among... | 05/30/2006 |
| 7044635 | Temperature correction method for thermal analysis apparatus and thermal analysis apparatus Disclosed is a temperature correction method for a thermal analysis apparatus which measures electric current, voltage, and electric resistance of a measurement sample while changing the temperature of the measurement sample set between a pair of electrodes. The pai... | 05/16/2006 |
| 7036979 | Photothermal transducing spectroscopic analyzer In a photothermal spectroscopic analyzer in which a probe light is made to fall on a thermal lens produced in a sample by an input of an excitation light and the sample is analyzed in accordance with a change of the probe light which is caused by the thermal lens, a... | 05/02/2006 |
| 7025498 | System and method of measuring thermal expansion A chuck having a high specific stiffness and high thermal conductivity compared to conventional chucks, with an apparatus for measuring thermal expansion in the chuck. High specific stiffness allows for a higher control bandwidth and improved scanning performance. H... | 04/11/2006 |
| 7025499 | Device for testing a material that changes shape when an electric and/or magnetic field is applied A device for testing a material that changes shape when an electric and/or magnetic field is applied, in particular a piezoactive material, having a generator to generate an electric field and/or a magnetic field is described. This permits a rapid characterization o... | 04/11/2006 |
| 6960012 | Method of mixing fluid in F-style container A method and apparatus of for mixing a tinting concentrate disposed in a container. The container is held inside a larger bucket by a base insert and a top insert. The bucket with the container secured therein is clamped to a table of a mixing apparatus. The table i... | 11/01/2005 |
| 6941669 | Method for determining effective coefficient of thermal expansion A method for determining an “effective” thermal coefficient of a machine comprises the steps of installing one or more temperature sensors (110) at various locations on the machine, positioning a first machine member (60) at a “known” reference... | 09/13/2005 |
| 6939036 | Temperature-expansion indicator for siding panels A temperature indicator for a siding panel senses panel temperature and indicates on a graphic scale the corresponding effect of thermal expansion over differences in temperature. The temperature indicator can be various forms of contact thermometer, temperature str... | 09/06/2005 |
| 6918292 | Cement expansion/contraction test method An apparatus for measuring volumetric changes in cement as the cement is exposed to pressures and temperatures to simulate down-hole conditions, in a high-pressure high-temperature chamber is described. The apparatus is described a mold having a first section adjace... | 07/19/2005 |
| 6916115 | System and device for characterizing shape memory alloy wires Instruments and methods for measuring a property of a shape memory alloy are provided. The instrument includes a base plate, a non-contact movable mass, a force gauge, an actuator, a biasing spring, a heater for heating the shape memory alloy, and a non-contact disp... | 07/12/2005 |
| 6913384 | Device for recording curing temperature history on precast concrete products Disclosed is a device for recording a curing temperature history on precast concrete products, which is buried in a precast concrete product so as to record curing temperature and time histories during a steam curing procedure and to inform a user/inspector of recor... | 07/05/2005 |
| 6866451 | Device for detecting a thermal linear dilation on part of a machine A device for detecting thermally caused linear expansions of a machine element, wherein the device includes a temperature sensor placed along an expansion direction. The temperature sensor includes a first metallic conductor having an electrical resistance that is p... | 03/15/2005 |
| 6860633 | Thermal expansion measurements using Fabry-Perot etalons A method for determining the thermal expansion coefficient of a substance comprises, determining at each of two or more temperatures the absolute position of more than one resonant interference peaks of a Fabry-Perot etalon whose optical path is defined by said subs... | 03/01/2005 |
| 6776520 | Method for determining a coefficient of thermal expansion and apparatus therefor A method for determining the Coefficient of Thermal Expansion of a specimen. The specimen is placed in the tester and a tensile force is applied to the specimen. The specimen is equilibrated at a first temperature and then elongated. After reaching a desired elongat... | 08/17/2004 |
| 6769803 | Calibration device for calibrating oven temperatures A calibration device for performing a temperature calibration of the temperature in an oven, especially an oven adapted for thermal treatment of a dental product, includes at least one metallic ... | 08/03/2004 |
| 6767127 | Optical dilatometer The invention comprises: a rest base (1) for a sample (2) to be examined, at least a first and a second optical systems (3, 4), identifying two optical paths located at a predetermined distance one from another. The at least a first and a second... | 07/27/2004 |
| 6623159 | Method for analyzing thermal deformation In order to precisely analyze thermal deformation of a substance which thermally shrinks over time, the amount of deformation of a substance is determined by separate steps of calculation of elasto-plastic deformation during temperature increase (step S12... | 09/23/2003 |
| 6565172 | Piezo-resistive thermal detection apparatus A piezo-resistive thermal detection apparatus for detecting the temperature of fluid inside a cavity device, such as the temperature of ink inside an inkjet print head. The apparatus includes a detection region and a plurality of piezo-resistive devices. ... | 05/20/2003 |
| 6542853 | Life estimation device for engine and machine having heat source A life estimation device which numerically measures the damage to a machine such as an engine accurately to estimate, the life of the machine accurately without requiring skill. A load map (B) of the two-dimensional distribution of the operation parameter... | 04/01/2003 |
| 6527438 | Aggregate dilatometer device and methods of testing Methods and devices for improved measurement of the thermal expansion and/or chemical reactivity of aggregates used in concrete and for similar substances. Aggregate is placed into the chamber of a metallic container having an enlarged opening. The aggreg... | 03/04/2003 |
| 6523999 | Process for evaluating life of article subjected to thermal cycles based on comparison of strain rates measured under evaluating conditions and actual service conditions A method to accurately evaluate a thermal cycle life of an article with a restraint rate as an evaluating parameter without providing a thermal cycle under actual service conditions to the article subjected to the thermal cycle. A thermal cycle of a tempe... | 02/25/2003 |
| 6513389 | Technique for determining curvatures of embedded line features on substrates Techniques for evaluating curvatures in line features embedded in a different material layer formed on a substrate. A model based a uniform layer formed over a substrate may be used to represent a structure with parallel line features embedded in a layer ... | 02/04/2003 |
| 6485173 | Pressure perturbation calorimetry instruments and methods A method of determining a thermal coefficient of expansion of a substance, the method including providing a first liquid holder containing a solution including the substance, and a second liquid holder containing a liquid in which the substance is not pre... | 11/26/2002 |
| 6476922 | Apparatus for measuring variations in size on bodies subjected to temperature variations The apparatus comprises: a holder for a test piece; at least two optical systems, identifying two optical paths located at a predetermined and known reciprocal distance, which are able to focalize, with a predetermined degree of magnification, images of t... | 11/05/2002 |
| 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 |
| 6019506 | Method for estimating thermal displacement in a machine tool A method for estimating the thermal displacement of a rotatable component of a machine tool is provided which includes the steps of: (A) generating a signal representative of the temperature of at least one rotatable component of a machine tool, the compo... | 02/01/2000 |
| 6007240 | Method and apparatus for modulated-temperature thermomechanical analysis By employing a "modulated-temperature" heating program composed of a series of heat-isotherm stages, it is possible to separate the change in dimensions of an oriented material during heating into two contributions: a thermally "reversing" component which... | 12/28/1999 |
| 5992222 | High pressure pump system and method of operation thereof A pump system for producing high and exactly controllable pressure levels includes a piston pump which has a piston (32) connecting to a spindle shaft (22), a spindle nut (44) on said spindle shaft, a cylinder block (34) having a bore (36) for receiving s... | 11/30/1999 |
| 5984524 | Apparatus and method for testing product heat-resistance Test apparatus heats or cools a small chamber according to a given thermal profile based on data from a thermal sensor; and the change of a component put in the chamber is measured in real time by a measuring sensor and the relationship between temperatur... | 11/16/1999 |
| 5826983 | Thermomechanical analyzer equipped with a thermogravimetry function A thermomechanical analyzer capable of performing, in addition to thermomechanical measurement, thermogravimetry of a sample of several grams or more only by switching parts of the analyzer. A thermomechanical analyzer has a heating furnace, a temperature... | 10/27/1998 |
| 5581351 | Optical monitor for measuring thermal expansion of a rotating roller A gap measurement device includes a first roller and a second roller. The first roller and the second roller define a gap which varies due to thermal expansion and contraction of the rollers. A first optical probe measures a first distance to the first ro... | 12/03/1996 |
| 5479261 | Readout system for dilatometers A method and apparatus for calculating the area of an image, including the steps of selecting an image and determining a first radial line segment from the center of the image. The second step is locating at least one local minima along the first radial l... | 12/26/1995 |
| 5362151 | Device for measuring thermal expansion A device for measuring the thermal expansion of a sample comprises a measurement radiation generator, a base member incorporating a reference groove and a furnace. The furnace has an external reference contour adapted to cooperate with the reference groov... | 11/08/1994 |
