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Class 73/760 - SPECIMEN STRESS OR STRAIN, OR TESTING BY STRESS OR STRAIN APPLICATION


Subclass of Class 73 - Measuring and testing
Definition: Subject matter for (a) the measurement or study of stress
No. of patents: 222
Last issue date: 05/29/2012


1            
NumberTitleIssue Date
8186227Method and apparatus for determining load amount in a laundry treating appliance
A method for determining the amount of laundry in a laundry treating appliance comprises determining a first load amount based on a characteristic of the oscillating of a drum and determining if the first load amount satisfies a load amount threshold. When the first...
05/29/2012
8161822Placement of strain sensors in wind turbine blade
A method of monitoring strain on a wind turbine blade that has several structural components comprises locating at least three strain sensors (2a, 2b, 2c) on one of the structural components of the turbine blade, the positio...
04/24/2012
8156819Method for checking a knocking device
A method is provided for checking a knocking device which is intended for cleaning a surface of a heat exchanger element arranged on an inside of a boiler housing of a garbage incineration plant. The knocking device has a knocking ram guided through a wall of the bo...
04/17/2012
8146440Stress sensor and assembly method thereof
A stress sensor includes a circuit board having a stress sensitive structure, a pointing stick and a metallic back plate. The stress sensitive structure includes a stress deformation region and multiple resistors located on the stress deformation region. The pointin...
04/03/2012
8146441Procedure for registering damage to a material
A procedure for registering damage to a material including a metallic matrix and ceramic particles embedded in it. A volume-increasing phase change of the particles is suppressed by the pressure exerted on them by the metallic matrix. However, if a crack appears in ...
04/03/2012
8082798Sensor geometry for improved package stress isolation
The sensor geometry for improved package stress isolation is disclosed. A counterbore on the backing plate improves stress isolation properties of the sensor. The counterbore thins the wall of the backing plate maintaining the contact area with the package. The dept...
12/27/2011
8051720Method and device for measuring the local mechanical resistance of a porous body
Method and device for determining the local mechanical resistance inside of a porous body having a variable density and/or porosity, in particular inside of a porous bone structure comprising the following steps: selecting a site o...
11/08/2011
8042403Apparatus to control a linearly decreasing force
An apparatus provides a linearly decreasing force. The apparatus includes a plurality of links, which can be referred to as swing, seat, fixed, and input/output links. A spring is coupled to each of the seat links, and a rod is positioned in proximity to each spring...
10/25/2011
8033180Flow sensor apparatus and method with media isolated electrical connections
A flow sensor apparatus that utilizes a pressure sensor with media isolated electrical connections. A cap can be attached to topside of the pressure sensor over a diaphragm to protect bond pads and wire bonds from a fluid media. A flow channel can be etched on the c...
10/11/2011
7992447Miniature sensor
A strain sensing apparatus including a deformable substrate is presented. The deformable substrate is configured to detect a strain of the body that can be coupled to the deformable substrate. Sometimes, the deformable substrate is a flexible substrate having an upp...
08/09/2011
7984654Testing device for tube bundle reactors
The invention relates to a testing device for tube bundle reactors, with a multitude of tubes (22) arranged as a bundle. At least one probe (12) is movably mounted in or on the testing device (10) and has, in particular, a drive (32) for ...
07/26/2011
7971488Force measuring device for a parking brake of a vehicle, in particular of a passenger vehicle
A force measuring device for a parking brake of a vehicle has a housing, having a Bowden cable for actuating the parking brake and having a force measuring element for determining the cable force. The Bowden cable is guided through the housing and has first and seco...
07/05/2011
7971487Linear position transducer with wireless read head
A linear position transducer reliably and wirelessly tracks rapid motion. The transducer includes a scale, a control head, and a wirelessly-powered read head disposed proximate to the scale. The read head is configured to sense movement between the scale and the rea...
07/05/2011
7942063Processing apparatus
A processing apparatus is provided. The processing apparatus includes a processing portion, an actuator, a casing, a preload mechanism, a force sensor, and a detection unit. The processing portion includes a cutting edge. The actuator is configured to cause the proc...
05/17/2011
7926355Micromechanical part with an opening for fastening to a spindle
This micromechanical part is intended to be fastened to a spindle and has at least one opening (10, 20, 30) whose edges comprise an alternating arrangement of rigid areas (11) and elastic areas (12, 22, 32). It is possible for those ends (13
04/19/2011
7913568Method of dimensioning and producing stiffened structural components, use of structural condition sensors and an aircraft
The invention concerns a method of dimensioning and producing stiffened structural components (4) comprising at least one shell component (6) and at least one stiffening component (8) which can be connected thereto, in which the shell component ...
03/29/2011
7895899Multi-axis, programmable spine testing system
A biomechanical system for testing a coupled joint is provided. The coupled joint has a fixed first end and a moving second end within the testing system. The testing system includes a servo actuation system operatively connected to the moving end. The system is abl...
03/01/2011
7882746Device with a receptacle for a lever
A device (1) with a receptacle (9) for a lever (2), which can at least pivot in the device (1) about a rotational axis (3, 14, 15). The receptacle (9) is spaced in the radial direction relative to the rotational axis (3, ...
02/08/2011
7882745Method and system to invert tectonic boundary or rock mass field in in-situ stress computation
A method, system and computer program product for inverting boundary conditions for rock mass field in-situ stress computation for a geologic structure are disclosed. According to an embodiment, the current invention includes a method for inverting boundary conditio...
02/08/2011
7878070Chuck body for a chuck, chuck and method for determining a clamping force on such a chuck
A chuck body for a clamping chuck for clamping a workpiece has a substantially rotationally symmetrically formed basic body, provided on which is a receiving opening, which is formed as a portion of a cone and is formed for receiving a clamping head in such a way as...
02/01/2011
7798010Sensor geometry for improved package stress isolation
The sensor geometry for improved package stress isolation is disclosed. A counterbore on the backing plate improves stress isolation properties of the sensor. The counterbore thins the wall of the backing plate maintaining the contact area with the package. The dept...
09/21/2010
7743665Test piece and apparatus for testing
A test piece for mechanical property testing, the test piece is generally elongate having two opposing surfaces. Each surface comprises at least one integral loading land. Preferably there are two lands on one surface and one or two on the other for three- or four-p...
06/29/2010
7707893Industrial robot
An industrial robot including a tool flange at an end of an outer arm of the robot. A tool is secured to the tool flange. A sensor is configured to sense forces and/or torques applied to a tool secured to the tool flange. The sensor is built into the structure of th...
05/04/2010
7694575Method and drive for influencing the mechanical load-bearing capability and/or loading of a technical structure
A method and a device are described for influencing the mechanical load-bearing capability and/or loading of a technical structure. The method of the comprises: detecting at least one loading-correlated characteristic of the structure; determining a loading state of...
04/13/2010
7594441Automated lost load response system
An automated lost load response system for work machines is disclosed. The response system has a first sensor situated to detect the contour of the road surface forward of a first machine, and a second sensor situated to detect the contour of the road surface rearwa...
09/29/2009
7587945Device for measuring tibio-femoral force amplitudes and force locations in total knee arthroplasty
A probe used during a total knee arthroplasty for measuring forces and locations of their points of application and thereby moments includes two load sensitive plates t to be inserted in one joint-compartment of a knee joint each and each being provided with a top s...
09/15/2009
7523669Method for strength testing of drawers in computer rack systems
Disclosed is a method of strength testing of a drawer of a computer rack system. The method utilizes a test apparatus including a first apparatus plate and a second apparatus plate positioned to define an apparatus slot between the first apparatus plate and the seco...
04/28/2009
7516673Structural stress analysis
Structural stress in a fatigue-prone region of a structure is determined and analyzed by using: i) the nodal forces and displacement values in the fatigue-prone region, or ii) equilibrium equivalent simple stress states consistent with elementary structural mechanic...
04/14/2009
7513165Method for determining strain hardening property of line pipe
A method for determining a strain hardening property of a pipe enabling reduction of costs while ensuring pipeline integrity is provided. Moreover, a method for manufacturing a pipe based on the method for determining the strain hardening property of the pipe, a pip...
04/07/2009
7500398Prestressing element for sensors
The invention relates to a prestressing element for prestressing a measuring sensor arranged between structures or in a recess of a structure. The application and release of the prestress can only be carried out at one point by means of a key. The invention also rel...
03/10/2009
7497128Power meter for measuring and calculation of forces on bodies
A three-dimensional power meter for measurement and calculation of forces on bodies, accelerating and retarding forces for bodies moving with varying speeds and ascending angles both on the ground and in the air is described. The three-dimensional power meter includ...
03/03/2009
7493825Load indicating take-up frame
A method of operating a take-up frame is disclosed herein. Specifically, a method of operating a take-up frame is disclosed which includes reading a force indication, wherein the force indication is obtained and provided through mechanical means. Additionally, the m...
02/24/2009
7451657Material condition monitoring with multiple sensing modes
Methods are described for assessing material condition. These methods include the use of multiple source fields for interrogating and loading of a multicomponent test material. Source fields include electric, magnetic, thermal, and acoustic fields. The loading field...
11/18/2008
7441465Measurement of properties of thin specimens based on experimentally acquired force-displacement data
A method and system are provided for obtaining force-displacement responses for a specimen or sample of material. The sample is supported with a spanning portion spanning in an environment between at least three points not in a line, wherein the points are fixed rel...
10/28/2008
7439871Hand tool with at least two alarm devices
A hand tool with at least two alarm devices comprises a flat handle with having a rectangular shape which is formed by has two first parallel surfaces and two second parallel narrow surfaces connected between the two first surfaces; at least one end of the handle be...
10/21/2008
7421369Activity recognition apparatus, method and program
There is provided an activity recognition apparatus for detecting an activity of a subject. The apparatus includes: a sensor unit including a plurality of linear motion sensors configured to detect linear motions and a plurality of rotational motion sensors, the lin...
09/02/2008
7412897Device for measuring tibio-femoral force amplitudes and force locations in total knee arthroplasty
A probe used during a total knee arthroplasty for measuring forces and locations of their points of application and thereby moments includes two load sensitive plates t to be inserted in one joint-compartment of a knee joint each and each being provided with a top s...
08/19/2008
7404333Sensor head or detection head and device comprising such a head
Sensor head or detector head (1) composed primarily of a protective casing that forms a hollow body (2) with an external surface, the so-called active surface (2′), and of a sensing or detection element mounted in the hollow body and adjacent ...
07/29/2008
7404334Testing system with soft reaction structure
A testing system includes a soft reaction structure formed by column assemblies, a base and a crosshead. Compliant devices are disposed between the column assemblies and the base and/or the crosshead to isolate interaction of these components and reduce structural v...
07/29/2008
7387030Process for determining a remaining life for a gas turbine airfoil
A process for determining a remaining life of a part, such as an airfoil in a gas turbine engine, comprising the steps of establishing the boundary conditions that act on the part, determining the material properties of the part, creating a 3D finite element model o...
06/17/2008
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