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| Number | Title | Issue Date |
| 8122773 | Systems and methods of power output measurement The present invention pertains to systems and methods for measuring power output, as in an athletic activity such as cycling. One embodiment relates to a force sensing device configured to be mounted on the bottom surface of a shoe as part of a mechanical linkage th... | 02/28/2012 |
| 7913572 | Integrated multi-measurement system for measuring physical properties of gas diffusion layer for polymer electrolyte fuel cell with respect to compression Disclosed is an integrated multi-measurement system for measuring physical properties including thickness, electrical resistance and differential pressure of a gas diffusion layer for a polymer electrolyte fuel cell with respect to compression. The integrated multi-... | 03/29/2011 |
| 7895901 | Pressing head structure for testing key durability A pressing head structure (100) for testing key durability includes a pressing mechanism (10), a rubber head (40), a connecting mechanism (20) and a balance mechanism (30). The pressing mechanism includes a sliding rod (12) ... | 03/01/2011 |
| 7810396 | Test device for electronic product A test device for an electronic product includes a vertical pressing pole having a pushing end. The test device also includes a movable platform with a sticking point, wherein upward movement of the movable platform moves the vertical pressing pole upwards by the st... | 10/12/2010 |
| 7802483 | Test device A test structure for dynamic seat tests comprises a load cell, a seat rail with a bar and a upper chord, a load transfer device, which comes into contact with opposite sides of the bar of the seat rail and is fixed to the load cell and an integrated floor plate whic... | 09/28/2010 |
| 7798013 | Automatic keyboard inspection apparatus An automatic keyboard inspection apparatus, adapted for inspecting a keyboard, is disclosed, which comprises: a retractable device, a pressing part, a path control unit and a dual-axial platform; wherein, as the automatic keyboard inspection apparatus is enabled to ... | 09/21/2010 |
| 7793552 | High suction double-cell extractor A high suction double-cell extractor includes an outer cell defining an outer chamber, and an open-ended inner cell defining an inner chamber. The inner chamber is bottle-shaped and has a neck. The high suction double-cell extractor also includes a vertical loading ... | 09/14/2010 |
| 7770465 | Force sensor assembly A force sensor assembly particularly suited for use in an electronic stylus that senses the contact force on its nib for recording pen strokes and handwriting recognition. The sensor assembly has a housing in which force sensing circuitry is mounted. The force sensi... | 08/10/2010 |
| 7712377 | Dimple test for detecting improperly inserted hose In a crimped hose, a length of rubber tubing is crimped into a blind-ended ferrule. To determine whether the tubing has been fully inserted, a dimple is pressed into the ferrule. The force needed to produce the dimple is small or large, depending whether the rubber ... | 05/11/2010 |
| 7712378 | Pressure sensitive displacement sensor A pressure-sensitive displacement sensor comprises: (A) a contact portion (11) which includes: a semi-conductive matrix layer (14) containing conductive materials with a predetermined density, wherein the semi-conductive matrix layer is formed with a s... | 05/11/2010 |
| 7694581 | Collar for measuring the lateral deformation of a test piece during compression tests, such as uniaxial or triaxial compression tests The invention relates to a collar for measuring the lateral deformation of a test piece during uniaxial or triaxial compression tests. According to the invention, the collar includes a metal hoop or a hoop that is made from composite materials, which can clasp the t... | 04/13/2010 |
| 7685884 | Load sensing arrangement A system to remotely report the load condition of a railroad car including a mechanism to sense the load condition in the form of a switch responsive to load condition to change the state of an electrical circuit, a controller to recognize the state of the circuit a... | 03/30/2010 |
| 7650794 | Method and device for measurement of mechanical compaction of agricultural goods A process and a device for measuring the mechanical compaction in the depth of an agricultural material, wherein measurement is made with a density sensor of the density of the agricultural material continuously or discontinuously online during the ongoing compactin... | 01/26/2010 |
| 7523672 | Collapsible force sensor coupling A force sensor particularly suited for use in an electronic stylus that senses the contact force on its nib for recording pen strokes and handwriting recognition. The sensor has a housing for a load beating member for receiving an input force to be sensed and associ... | 04/28/2009 |
| 7493828 | Simulator for evaluating artifical joint specimens and associated method A single drive shaft simulator and method is disclosed that allows up to four independent actions to be imposed on a test specimen such as an artificial joint specimen. These motions about mutually orthogonal axes are provided, and a constant compressive force and/o... | 02/24/2009 |
| 7475600 | Method of and apparatus for evaluating elastic member quality A quality evaluating apparatus has an inspection table for placing a first or second metal separator, and a light-permeable plate for applying a predetermined pressure to a ridge of the first or second metal separator to deform the ridge and allowing a deformed stat... | 01/13/2009 |
| 7469596 | Measurement of constitutive properties of a powder specimen subject to compressive axial and radial loading, using eddy current sensing A method and system for measuring constitutive properties, such as radial strain, on a specimen of power or other granular material while the specimen is subject to compressive axial and radial loading. The specimen fills a pliable sleeve that has a conductive band ... | 12/30/2008 |
| 7441466 | Weight sensor The invention relates to a weight sensor comprising strain gauges which are deposited in thick films on a support (2). The support is made from an electrically-insulating material which is intended to be applied to a metallic body (1) that is essential... | 10/28/2008 |
| 7426871 | Apparatus for testing a fuselage structure having a longitudinal and circumferential curvature The apparatus for testing of a fuselage structure having longitudinal and circumferential curvature includes an assembly for applying forces to the fuselage structure. It includes a central shaft that extends in the longitudinal direction at the center of the fusela... | 09/23/2008 |
| 7426872 | Sensor, device and method for measuring the pressure of an interface between two bodies The present invention relates to a sensor (10) for sensing the interface pressure between two bodies, the sensor having at least two intercommunicating detection zones (11), each detection zone being formed inside an inflatable envelope (12) for... | 09/23/2008 |
| 7426873 | Micro electro-mechanical system (MEMS) pressure sensor for footwear Footwear comprises a sole and a plurality of sealed cavities contained within the sole. The sealed cavities can be incorporated as deformable containers within an elastic medium, comprising the sole. A plurality of micro electro-mechanical system (MEMS) pressure sen... | 09/23/2008 |
| 7421906 | Apparatus for testing a fuselage structure having a longitudinal and circumferential curvature The apparatus for testing a fuselage structure having longitudinal and circumferential curvature includes an assembly for applying forces to the fuselage structure. It includes a support capable of supporting the fuselage structure and the assembly for applying forc... | 09/09/2008 |
| 7418858 | Method and system for ripple-spring compression assessment A method and system for directly measuring the compression of a ripple spring (23) in a dynamoelectric machine through a corresponding wedge (27). A compression-assessment tool (3) is provided that includes a carriage (32) for supporting ... | 09/02/2008 |
| 7415890 | Unbonded system for strength testing of concrete masonry units An unbonded capping system for strength testing of concrete masonry units (CMUs) comprises a rigid, rectangular foam board of a size to be received on a face of a CMU. A plastic sheet is laminated to the rigid foam board and is engagable by a test apparatus, in use,... | 08/26/2008 |
| 7404260 | Gauge and method for indicating one or more properties of a loose-fill insulation A portable gauge and method are used to determine an as installed property of a loose-fill insulation in a building cavity wherein the cavity has a given depth, an open front, a rear surface, and sidewalls defined by spaced apart framing members. The gauge includes ... | 07/29/2008 |
| 7401527 | Windshield wiper pressure sensor A pressure sensor assembly for measuring the pressure between a windshield and a windshield wiper. The pressure sensor assembly includes a support structure, a strain gage and a bearing member. The support structure supports the wiper spaced apart from the windshiel... | 07/22/2008 |
| 7387753 | Method and apparatus to monitor the compressive strength of insulation boards A method for producing foam insulation board, the method comprising forming a foam product as part of a continuous process, and monitoring on-line the compressive strength of the foam product. ... | 06/17/2008 |
| 7380463 | Assembly for testing panels under shear-compression loads Assembly for testing a panel (11) made of composite material under different combinations of shear-compression loads using an universal tension load machine (16), comprising metallic sheets (12) configured to form, together with the panel (11... | 06/03/2008 |
| 7370537 | Ceramic ball bearing acoustic test method An acoustical mechanical test method prescribes compressing brittle balls in spherical conforming opposing platens producing equatorial bulging, tensile stresses, and resulting in crack or flaw growth with emissions of acoustical sounds for direct identification of ... | 05/13/2008 |
| 7370538 | Method and apparatus for determining insulation thickness A method for determining the thickness of a layer of insulation comprises the steps of: contacting a top surface of a portion of the layer of insulation, compressing the portion of the layer of insulation until a predetermined compressive load is achieved, measuring... | 05/13/2008 |
| 7370574 | Device for determining and maintaining mold gyration angle in a gyratory compactor A gyratory compactor apparatus is provided for interacting with a sample within a generally cylindrical mold having a flange. Such an apparatus comprises a frame defining an axis and an offsetable member engaged with the frame for engaging one end of the mold. The o... | 05/13/2008 |
| 7364103 | Method and device for the alignment and location of a sample such as tablets, pills or tablettes The invention relates to a device for the alignment and location of a sample (7), such as pills or tablets, for carrying out a further method step, such as a hardness test, with the aid of two opposing jaws (2, 3, 21), which may be moved relative to ea... | 04/29/2008 |
| 7363822 | Technique for applying direct resistance heating current to a specific location in a specimen under test while substantially reducing thermal gradients in the specimen gauge length A technique for imparting direct resistance heating to a gauge length of a conductive metallic specimen under test and which can be used to add an independent dynamic thermal capability to a mechanical material test system. Specifically, a pair of, e.g., conductive ... | 04/29/2008 |
| 7360444 | Interaction device for a mold for a gyratory compactor A gyratory compactor apparatus is provided for interacting with a sample within a generally cylindrical mold having a flange. Such an apparatus comprises a frame defining an axis and an offsetable member engaged with the frame for engaging one end of the mold. The o... | 04/22/2008 |
| 7363181 | Straightness correcting method for surface texture measuring instrument, and surface texture measuring instrument A surface texture measuring instrument is provided that is capable of performing a correction operation depending on the rotation angle position of a detector even when the detector is rotated for measurement. ... | 04/22/2008 |
| 7357022 | Strip planarity measuring method and apparatus A method and a surface evenness measuring roller for determining surface evenness measurement errors in steel and metal band comprising at least one measuring head having part measuring heads which part measuring heads are integrated respectively offset by 180° int... | 04/15/2008 |
| 7347104 | Arrangement and method for the analysis of the strength of a specimen of reducible material that contains iron A method for the analysis of the strength of a test specimen of reducible material that contains iron during the use of an arrangement comprises: a) arranging a test specimen between adjacent contact surfaces of first and second devices of the arrangement; b) contin... | 03/25/2008 |
| 7347105 | Method for the analysis of a test specimen of reducible material that contains iron A method for the analysis of the properties of a test specimen comprises: arranging a test specimen between contact surfaces; continuously reducing the distance between the contact surfaces; measuring the diameter of the test specimen when the test specimen makes co... | 03/25/2008 |
| 7347100 | Force detection device A force detection device of the present invention includes a handle to be given an operation force by an operator, disposed on a support reciprocatably in a first axis direction along a forward/backward direction of the truck and a second axis direction orthogonal t... | 03/25/2008 |
| 7347103 | Pile testing reaction anchor apparatus and method Pile testing apparatus and method apply static compressive forces on a pile to be tested for load bearing capacity. Retractable and reusable reaction anchor assemblies are installed into the ground for pile testing and then are retrieved from the ground after comple... | 03/25/2008 |
