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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 8161792 | Method and apparatus for assessing the gentleness of brushes A method and apparatus for assessing the abrasiveness of a brush is provided. The method includes providing a destructible article, providing a brush, such as for example a toothbrush, brushing the destructible article with the toothbrush, examining the destructible... | 04/24/2012 |
| 8151623 | Sensor for quantifying widening reduction wear on a surface A wear sensor (30, 50, 60) installed on a surface area (24) of a component (20, 21) subject to wear from an opposing surface (74, 75). The sensor has a proximal portion (32A, 52A, 62A) and a distal portion (32C... | 04/10/2012 |
| 8136384 | Hardband wear testing system and method A hardband wear testing system with a first rotatable member connected to a tool joint to rotate the tool joint in a first direction. A second rotatable member connectable to the casing sample to rotate the casing sample in the first direction or in a second directi... | 03/20/2012 |
| 8122755 | Method for evaluating high temperature wear life A method is provided for evaluating relative wear life polymeric specimens intended for use at high temperature under high wear conditions. ... | 02/28/2012 |
| 8051699 | Abrasive wear testing machine with cycle programmability and variable force application An abrasive wear testing machine exhibiting a support surface upon which is dynamically supported a tray to which a wear piece is secured. A tool bit is supported by a vertically displaceable and weight supporting bracket in a fixed and downward load applied fashion... | 11/08/2011 |
| 8047048 | Test device for refractory material A system for testing abrasion resistance of a test specimen made of refractory material, wherein the system includes an insulated furnace with a first chamber having a refractory lining, a second chamber disposed within the first chamber, a tube for flowing pressuri... | 11/01/2011 |
| 7997118 | Scrub testing devices and methods The invention provides, in one embodiment, a device for performing scrub testing on a plurality of samples simultaneously, including a plurality of scrubbing devices. A stage is provided which positions the plurality of samples in contact with the plurality of scrub... | 08/16/2011 |
| 7810372 | Payout-glide-flakeoff apparatus for characterizing deodorant and antiperspirant sticks An apparatus and system for characterizing and quantifying certain attributes of antiperspirants and deodorants is provided, such as payout, friction, and flakeoff. The apparatus is capable of reproducibly applying antiperspirants and deodorant to a substrate. ... | 10/12/2010 |
| 7805976 | Method for checking surface condition after cleaning Methods for inspecting gas turbine component parts for possible distress after hydrogen fluoride cleaning are disclosed. The methods selectively remove a small amount of material for IGA inspection and restore the material using the same procedures as when the parts... | 10/05/2010 |
| 7757542 | Method for testing abrasion resistance of a test specimen A method for testing abrasion resistance of a test specimen made of refractory material, wherein the method includes using an insulated furnace with a first chamber having a refractory lining, a second chamber disposed within the first chamber, a tube for flowing pr... | 07/20/2010 |
| 7730761 | Producing stress on surfaces An apparatus for producing stress on a surface, comprising one or more service assembly and one or more cleaning assembly. The service assembly comprises one or more means for applying dirt to said surface, or one or more means for scuffing said surface, or one or m... | 06/08/2010 |
| 7677079 | Method and device for sensing wear A sensor for detecting erosion of a wear surface of a component, particularly a liner attached to the mill shell of a rotating grinding mill. The sensor comprises a conductive element embedded in the component, the conductive element comprising a first end positione... | 03/16/2010 |
| 7640788 | Wear gauge and method of use A wear gauge is provided for simulating the wear of a magnetic recording component at its interface with a magnetic storage medium comprising a wear gauge block having a wear surface that substantially approximates the geometrical dimensions and contour of the worki... | 01/05/2010 |
| 7509833 | Wear gauge and method of use A wear gauge is provided for simulating the wear of a magnetic recording component at its interface with a magnetic storage medium comprising a wear gauge block having a wear surface that substantially approximates the geometrical dimensions and contour of the worki... | 03/31/2009 |
| 7484400 | Method of testing optical information medium A testing method capable of quantifying abrasion resistance on the translucent base surface of a high-recording-density optical information medium simply and in a form of reflecting an actual application environment, and judging criteria appropriate for the testing ... | 02/03/2009 |
| 7467537 | Seam abrasion testing device and method of use There is provided a testing device for testing the seam of a garment that includes a mechanical abrader frame holding elongate members and a control unit. The mechanically oscillating elongate members are each connected to an actuator located within the frame. A tes... | 12/23/2008 |
| 7454947 | Method of determining diesel engine valve train wear using a carbon black particle mixture A method is described to determine the valve train wear performance of a lubricating oil by adding to the lubricating oil from about 2% to about 9% by weight, based on the total weight of the lubricating oil, of a mixture of at least three carbon black components of... | 11/25/2008 |
| 7410411 | Method of determining the number of active diamonds on a conditioning disk The invention relates to a method for determining the number of active diamonds on a conditioning disk. In particular, the method comprises (a) contacting a diamond conditioner disk with a hard surface, wherein the diamond-containing side of the diamond conditioning... | 08/12/2008 |
| 7405818 | Self monitoring static seal with optical sensor A seal for preventing leakage of fluid from between a first member and a second member has a seal body and a seal wear indicator. The second member is capable of moving toward and away from the first member. The seal body is adapted for engaged contact with the firs... | 07/29/2008 |
| 7370542 | Flat belt durability tester The apparatus is a multi-speed flat belt durability tester that can simultaneously test several belts of different lengths. The tester can apply different tensions to each belt with a tension pulley powered by a hydraulic cylinder, and it monitors the tracking of th... | 05/13/2008 |
| 7368046 | Layered composite material for plain bearings, production and use thereof The invention is a method for the production of a composite multilayer material having a backing layer, a bearing metal layer of a copper alloy or an aluminum alloy, a nickel intermediate layer and an overlay consisting of about 0-20 wt. % copper and about 0-20 wt. ... | 05/06/2008 |
| 7347141 | Single drum rotary printing machine A rotary machine including a substantially vertical rotatable drum having pellet-receiving receptacles in its peripheral sidewall. Gravity causes pellets to collect toward the drum's bottom. As the drum rotates, pellets received in the receptacles are carried upward... | 03/25/2008 |
| 7346996 | Apparatus and a method for assessing an anchorage position An apparatus for assessing a position of an anchorage of a child restraint anchorage system. The apparatus includes a base, a first slide assembly, and a second slide assembly. The first slide assembly is movably disposed on the base for engaging a seat back. The se... | 03/25/2008 |
| 7347768 | Apparatus and method to test abrasion resistance of material using airborne particulate An apparatus and method to test the abrasion resistance of materials. In one embodiment, the apparatus comprises a conduit network, a primary air stream generating device to generate a primary air stream in the conduit network, a secondary air stream generating devi... | 03/25/2008 |
| 7302831 | Scratch testing device A device and method for scratch and/or mar testing the surface of a material specimen. In an embodiment, the scratch testing device comprises a scratching member. In addition, the scratch testing device comprises a carriage operable to move the scratching member. Fu... | 12/04/2007 |
| 7299571 | Ease of ironing measuring apparatus and method An apparatus to measure ease of ironing comprises a base supporting a vertical rail assembly; a lockable roller bearing block that rolls vertically on a vertical rail assembly for locking and raising and lowering the block at a selected location according to the rai... | 11/27/2007 |
| 7293448 | Abrasion resistance testing apparatus An abrasion resistance testing apparatus tests the abrasion resistance of a test sample. The apparatus has an abrading device in fluid communication with a pneumatic system. The abrading device uses a piston to move an abrading tool onto and off of the test sample. ... | 11/13/2007 |
| 7290436 | Device for measuring the static and/or dynamic friction coefficient of a surface The present invention relates to a device for measuring the static and/or dynamic friction coefficient of a surface, in particular a natural or artificial grass surface, which device comprises a housing placed on supports, which is to be positioned on the surface to... | 11/06/2007 |
| 7275423 | Automatic speed calculation for scratch machine An improved surface testing apparatus, such as a scratch test apparatus, allows accurate determination of the test speed, for example using one or more magnetic sensors. An example scratch test apparatus comprises an arm assembly, and an attached blade moving over t... | 10/02/2007 |
| 7272969 | Abrasion tester and test method An apparatus for testing abrasion and a test method for testing the frictional wear characteristics of materials and parts even when a lubricant is used. The abrasion and test method enables reliable abrasion tests to be carried out in which good conformity with the... | 09/25/2007 |
| 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 |
| 7263876 | Apparatus and method of detecting surface convexity of members, and method of producing the members A method of detecting a convexity present on a surface of a belt-shaped member (belt) or a roll-shaped member (roller), includes frictionizing (abrading) a surface of the member with a plate, and detecting at least one of (1) a vibration generated on the plate or (2... | 09/04/2007 |
| 7254990 | Machine fluid sensor A sensor for sensing one or more properties of a vehicle fluid has a tuning fork resonator adapted to contact the fluid. The tuning fork resonator comprises two tines and is operable to oscillate so that the two tines move in opposite phase at a frequency of less th... | 08/14/2007 |
| 7245118 | Test head manipulator A system is useful for positioning a load, such as a test head. The system includes an arm which supports the load and which moves along a first vertical axis. The system also includes a rotation unit for rotating the first vertical axis about a second vertical axis... | 07/17/2007 |
| 7242547 | Magnetic head device, rotary head device, magnetic tape device, magnetic disc device, and magnetic recording method A magnetic head device scanned to a magnetic recoding medium has a plurality of recording head elements laminated on a base via insulating layers, the plurality of recording head elements are formed such that the size in a track width direction of a first magnetic c... | 07/10/2007 |
| 7237445 | Test fixture for the aging of wiper blades in a laboratory A test fixture facilitates the laboratory testing of windshield wiper blades for vehicles. The test fixture includes a base frame on which are mounted a number of windshield wiper arms oriented generally parallel for engagement with a stainless steel test surface. P... | 07/03/2007 |
| 7188510 | Apparatus and method for testing mechanical endurance of a surface of an optical disc An apparatus and method for testing mechanical endurance of a surface of an optical disc are disclosed. The apparatus includes a rotating plate, on which an optical disc to be scratched is loaded, for rotating the loaded optical disc, and a plurality of abrasion whe... | 03/13/2007 |
| 7189980 | Methods and systems for optimizing ion implantation uniformity control An apparatus and method are provided for optimizing ion implantation uniformity in a workpiece, such as a semiconductor wafer, which includes an ion beam generator for generating an ion beam, a beam scanning mechanism for diverging the ion beam and generating substa... | 03/13/2007 |
| 7168291 | Apparatus and method for determining feedscrew and barrel wear An apparatus and a method for determining wear of a feedscrew and barrel combination includes measuring wear of the barrel using a gage plug in a measuring aperture in the barrel or an ultrasonic thickness gauge and measuring feedscrew wear with an eddy current sens... | 01/30/2007 |
| 7155991 | Method of measuring attributes of personal care articles and compositions Novel methods for measuring the soothing attributes of personal care compositions are disclosed. The methods disclosed are particularly suitable for measuring and comparing the soothing attributes of facial tissue to determine which facial tissue is most soothing to... | 01/02/2007 |
