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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7086260 | Method and device for controlling the thickness of a rolled product The invention relates to a method and a device for controlling the final thickness of a rolled product (B) at the outlet of a rolling mill including at least two roll stands (1–5) operating in tandem and associated with a general speed control system of the... | 08/08/2006 |
| 6571134 | Method and device for determining an intermediary profile of a metal strip Method for determining an intermediary profile of a metal strip between an upstream and a downstream roll stand in a mill train having at least two roll stands is described intermediary profile (pout) and the final profile (pout) of ... | 05/27/2003 |
| 5855131 | Process and device for influencing a profile of a rolled strip Process and device for influencing the profile of a rolled strip in a roll stand by affecting the camber of the rolls, i.e., the surface geometry of the rolls in the longitudinal direction of the rolls. The camber of the rolls is affected by influencing t... | 01/05/1999 |
| 5337589 | Method of and apparatus for controlling the crimp height of crimped electrical connections The shut height of a crimping die set (9) for crimping an electrical terminal (T) on an anvil (22) to a lead (L) is adjustable stepwise by means of a disc (60) which can be driven by a servo motor (M1) to a plurality of angular positions each setting a th... | 08/16/1994 |
| 5036265 | Method and device for eliminating the effect of periodic disturbance variable having a known, variable frequency A signal which is dependent solely on the disturbance variable is selected by means of a filter and fed to a disturbance detector. This disturbance detector simulates the steady and alternating component (sine component) of the selected signal, as well as... | 07/30/1991 |
| 4794773 | Method of measuring camber A method of measuring camber in a sheet of metallic material comprises the steps of displacing the sheet between fixed guides in a plane perpendicular to the width of the sheet such that a point on a center of the sheet travels a predetermined distance, m... | 01/03/1989 |
| 4665730 | Method of controlling product tension in a rolling mill In a rolling mill wherein product is rolled continuously in successive first and second blocks at the finishing end of the mill, a pinch roll unit is interposed between the two blocks. The motor speed of the pinch roll unit is employed in combination with... | 05/19/1987 |
| 4460852 | Method of controlling mill motors speeds in a cold tandem mill This invention concerns a method of controlling mill-motor speed in a cold tandem mill. During unsteady phases of rolling operation such as threading, rolling speed acceleration and/or deceleration, and tail out with respect to the coil being rolled, mill... | 07/17/1984 |
| 4438889 | System for decelerating the drive of a web-winding apparatus A process for decelerating the drive of a web-winding apparatus including a yardage counter for the wound web and a speedometer for the web to be wound, comprising setting a computer for the nominal length of the web which computer, on the basis of the no... | 03/27/1984 |
| 4283930 | Roller-dies-processing method and apparatus Method for manufacturing long bars, round, square or flat, employing multi-tandem type roller dies mechanism in which each roller gap is controlled by the roller gap adjusting mechanism, and apparatus preferably applicable that method. The apparatus is pr... | 08/18/1981 |
| 4214464 | Apparatus for controlling the thickness of rolled products There is provided hydraulically-operated work roll gap control cylinders forming a closed-circuit hydraulic system during rolling, and there are also provided hydraulically-operated backup roll control cylinders to which is connected a rolled product thic... | 07/29/1980 |
