Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7430887 | Roller for determining variations in flatness In the case of a measuring roller for determining flatness deviations when handling material in strip form, for example when rolling metal strip, the stress distribution is measured over the width of the strip with the aid of piezoelectric sensors, which are arrange... | 10/07/2008 |
| 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 |
| 7118062 | Web handling with tension sensing and adjustment A system of detecting and adjusting the normal force exerted by a web material around the circumferential surface of a cylinder is provided. Sensors associated with the cylinder surface are wired to a processor that compares detected normal web forces with a set val... | 10/10/2006 |
| 7089771 | Method and strip processing line, especially a strip rolling mill train or strip rolling mill stand for preventing band sticking during winding In a method and a strip treatment installation, in particular a strip rolling mill train or a strip rolling stand, to avoid strip stickers, as the material is being wound up the distribution of the radial pressure exerted by the strip on the coiler drum or a winding... | 08/15/2006 |
| 7059161 | Thin-strip coiler comprising a flatness measuring roll The invention relates to a method and device for measuring and influencing the strip flatness in the coiler shaft of a hot-strip mill, whereby the coiler shaft has, between a driver and a coiler, moving and stationary strip guides as well as a flatness measuring rol... | 06/13/2006 |
| 6966207 | Shape detecting apparatus A shape detecting apparatus for controlling the tension of a rolled plate, is composed of a pair of fixing members, a supporting frame and a plurality of shape detecting units. The shape detecting units are fixed detachably in a close proximity of the supporting fra... | 11/22/2005 |
| 6948378 | Method and apparatus for measuring tension in a moving web An apparatus and method for the non-contact measurement of tension in a moving web material are provided herein. In one embodiment the apparatus includes a non-contacting tension-sensing element, such as an airfoil, disposed transverse to the machine direction of th... | 09/27/2005 |
| 6895380 | Voice actuation with contextual learning for intelligent machine control An interactive voice actuated control system for a testing machine such as a tensile testing machine is described. Voice commands are passed through a user-command predictor and integrated with a graphical user interface control panel to allow hands-free operation. ... | 05/17/2005 |
| 6837114 | Three-dimensional measure device with air bearings A three-dimensional measure device with air bearings includes a base member having a platform horizontally securely thereon. A bridge is slidably mounted on the platform and moved along a first dimension. The bridge includes a first support and a second support resp... | 01/04/2005 |
| 6668667 | Arrangement for subjecting a bonding wire to a mechanical load An arrangement in which a first contact surface (2) for bonding one end (51) of the bonding wire (5) and a piezoelectric actuator (3) are fixed on a support body (1) and a second contact surface (4) for bonding another end (52) of the bonding wire (5) is ... | 12/30/2003 |
| 6658947 | Strip flatness measuring device A shapemeter for measuring the flatness of a tensioned metal strip has a plurality of coaxially aligned measuring rings, with each measuring ring being rotatably supported on the outer circumference by an associated force sensor.... | 12/09/2003 |
| 6508115 | Transfer roll A transfer roll 1 for conveying a strip of substantially flat material from one device to another. The strip passes over the transfer roll as the transfer roll rotates. The transfer roll includes a flat and smooth cylindrical outer skin which comprises at... | 01/21/2003 |
| 6427507 | Apparatus for measuring the strip flatness The present invention provides an apparatus for measuring flatness of a hot rolled strip based on a contact load of the hot rolled strip to split rolls of a looper in the hot rolling process. The split rolls are assembled in a bracket such that each split... | 08/06/2002 |
| 6212960 | Apparatus for measuring the flatness of a strip in movement The apparatus has a measuring roller (10, 10i) which comprises independent peripheral regions deformable by compression. The sensors (13, 13i) are fixed to and associated with the deformable peripheral regions of the roller in order to detect the deformation ... | 04/10/2001 |
| 5980473 | Surgical apparatus for determining ligament and tendon tension Apparatus for applying a tensile force to a band of fibrous tissue of a patient. The apparatus includes a base for supporting the apparatus against a patient and a tensioning element moveably mounted on the base. The tensioning element is adapted for conn... | 11/09/1999 |
| 5699273 | Method and apparatus for determining the force-displacement diagram of the pairs of punches of a rotary pelleting machine An apparatus and method for determining the force-displacement diagram of pairs of punches in a rotary pelleting machine involving measuring and storing the course of compression of punch pairs for each individual angle step, storing said data and prepari... | 12/16/1997 |
| 5693893 | Strip shape detecting apparatus A strip detecting apparatus comprising a plurality of measurement rings axially arranged around an outer circumference of a fixed shaft, characterized by a floating inner ring fitted to the fixed shaft via a load cell and an outer ring externally fitted t... | 12/02/1997 |
| 5161398 | Measurement of shape of metal strip In the rolling of metal strip, a detector roll is used to determine variations along the width of the strip and to make sure that one lateral edge of the strip takes up a predetermined position with an individual roller on the detector roll, either the st... | 11/10/1992 |
| 4989457 | Deflection measuring roller A deflection measuring roller includes mutually non-rotatable rings having orce sensors for determining the stress distribution of undirected, flexible strips. A receiving chamber is made of a window which is formed in the material of the annular wall and ... | 02/05/1991 |
| 4976158 | Tension measuring apparatus The distribution of tension in flat products is measured by a bendable roll engaged by segmented rolls. The bendable roll has a peripheral surface which engages the width of workpiece and is elastically bendable along its axis under the tension in the wor... | 12/11/1990 |
| 4972706 | Device for measuring the flatness of rolled strip A flatness measuring device for rolled strip (5) according to the invention comprises a measuring roller over which the rolled strip passes. The measuring roller is divided into a number of roller sections (6). The forces on the roller sections are measur... | 11/27/1990 |
| 4953410 | Pressure distribution detecting device A pressure distribution detecting device comprises a plurality of piezo-electric sensor elements arranged in a matrix for outputting voltages corresponding to pressure changes. A piezo-electric sensor element whose output voltage is to be read is sequenti... | 09/04/1990 |
| 4939936 | Shapemeter A rotor module (2) for a shapemeter comprising a central arbor (7) to a non-rotatable ring (10) surrounding the arbor (7) by at least one web (9) and an outer cylinder (12) rotatable on bearings (13) on the ring (10) and means, (16, 17) carried by the arb... | 07/10/1990 |
| 4771622 | Strip rolling mill apparatus A multistand tandem strip rolling mill and associated method wherein effective control of gauge and shape are provided. Shape monitoring sensors may be provided adjacent to a first mill stand and adjacent to a downstream mill stand in order to provide fee... | 09/20/1988 |
| 4711133 | Non-contact web tension meter A web tension meter, particularly suited for measuring the tension in moving webs, e.g. paper in paper machines or a winding machine. The meter is based on the principle of supplying pressurized air through a passage (4) and a passage (11) to an outwardly... | 12/08/1987 |
| 4680978 | Rolling mill strip tension monitoring and shapemeter assembly A rolling mill strip tension monitoring assembly has a roll supporting structure which supports a plurality of pivotally mounted rolls. A sensor support is movably secured to the roll supporting means such that movement of the rolls other than axial rotat... | 07/21/1987 |
| 4674310 | Strip tension profile apparatus and associated method A rolling mill strip tension controlling apparatus may also function as a looper roll and shape meter and is provided with a plurality of generally aligned axially rotatable strip contacting rolls which are supported on rotating arms which in turn are rot... | 06/23/1987 |
| 4587819 | Method and circuit for flatness control in rolling mills A method for controlling flatness in cold-rolling mills having a roll stand with at least six rolls including intermediate and working rolls capable of being deflected, includes measuring tensile stress distribution over the width of a strip to be rolled ... | 05/13/1986 |
| 4561313 | Device for measuring the longitudinal tension in a strip of material The device for measuring the longitudinal tension in a strip leaving a rolling mill or stand comprises a measuring roll over which the strip bearingly runs, said roll consisting of at least one roll mounted on active radial magnetic bearings acting as loa... | 12/31/1985 |
| 4512170 | Process and apparatus for strip flatness and tension measurements A process and apparatus for on-line measurement of unflatness of hot or cold rolled strip products, wherein the longitudinal bending of a shape roll over which the strip passes provides a measure of the unflatness of the strip. Actual values of force, dis... | 04/23/1985 |
| 4470297 | Camber-monitoring tensiometer A device for monitoring the flatness or camber of a moving metal strip is disclosed. The device includes a cylindrical roller over which the metal strip travels, which cylindrical roller is independently supported at each end on a plate which is pivotally... | 09/11/1984 |
| 4445349 | Variable crown roll shape control systems A hydraulically inflatable roll for flat rolled products is formed with a constant cross section internal fluid channel spaced uniformly from its working surface and extending spirally from end to end of the roll. The channel is connected through an end o... | 05/01/1984 |
| 4428244 | Apparatus for measuring internal stress of strip during rolling process An apparatus is disclosed for measuring the internal stress generated in a strip in the width direction thereof in the course of a rolling process thereof, comprising a plurality of ring-shaped stress detection mechanisms with small gaps therebetween, whi... | 01/31/1984 |
| 4378704 | Process and device to identify differences in yarn tension A process and a device for detection of differences in yarn tension in a sheet of parallel yarn ends wherein the individual ends of the yarn sheet are deflected from a defined measuring plane, the extent of the deflection being measured.... | 04/05/1983 |
| 4366720 | Apparatus for measuring stress distribution across the width of flexible strip A device for measuring stress distribution across the width of flexible litudinally moving strip material, such as strip steel during coldrolling. The device includes a deflection measuring roller comprised of a plurality of rotatable sections mounted si... | 01/04/1983 |
| 4356714 | Apparatus for detecting faults in the inherent flatness of a stretched strip in movement Apparatus for detecting faults in inherent flatness in a moving stretched strip, comprising a deflector roll in the form of a cylinder covered by a thin casing. Cavities are machined in the cylinder and arranged on a helix traced on the roll. Each cavity ... | 11/02/1982 |
| 4332154 | Deflector roll A deflector roll for a strip mill is divided axially into sections to be able to measure the distribution of the strip tension across the strip width. To avoid transmitting the measuring signals from movable parts, the sections of the deflector roll are s... | 06/01/1982 |
| 4300403 | Apparatus for measuring stress distribution across the width of flexible strip Apparatus for measuring stress distribution across the width of a flexible strip travelling in the direction of its length, comprising a pick-up deflector roller having a plurality of rings, encased in a tire of flexible material, the edges of the rings b... | 11/17/1981 |
| 4188809 | Apparatus for detecting the shape of a strip Apparatus wherein a plurality of rings disposed in the direction of the width of a strip are pressed against the surface of the strip being rolled, and the distribution in the direction of the width, of the components of the tension of the strip as act on... | 02/19/1980 |
| 4127027 | Arrangement for measuring stress distribution over the width of flexible strip, more particularly during cold rolling of steel strip An arrangement for measuring stress distribution over the width of a longdinally moving flexible strip wherein there are provided force transmitters and a deflection measuring roller made up of closely adjacent rings running with the strip under stress a... | 11/28/1978 |
