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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 |
| 7890205 | Technique for determining processing sequence of steel plates A system for determining a processing sequence of steel plates includes a constraint storage unit for storing positional constraints that define ranges of positions into which each type of steel plate is to be inserted when the steel plates are arranged in the proce... | 02/15/2011 |
| 7574281 | System for determining array sequence of a plurality of processing operations A method and system for determining an array sequence of processing operations to maximize the efficiency of steel plate processing. Between two processing operations, a first sequence constraint based on a first attribute of each processing operation and a second s... | 08/11/2009 |
| 7567852 | System for determining array sequence of plurality of processing operations A method and system for determining an array sequence of processing operations to maximize the efficiency of steel plate processing. Between two processing operations, a first sequence constraint based on a first attribute of each processing operation and a second s... | 07/28/2009 |
| 7275402 | Lock A lock, such as a mortise lock, for a door. The lock comprises a locking cylinder that can be inserted into a door leaf and a shaft having two sections, each section of the shaft having a handle at the end, preferably a rotary knob or a standard door handle and bein... | 10/02/2007 |
| 7233907 | Parcel or service delivery with partially scheduled time windows A delivery scheduling system that is configured for scheduling the delivery of an item or service from a sender to an intended recipient. After receiving a signal indicating that, for example, a particular package is to be delivered to an intended recipient, the sys... | 06/19/2007 |
| 7050875 | System and method for detecting an anomalous condition The invention provides a system and method for analyzing an anomalous condition. The method includes providing sensor output from at least one sensor used to measure information pertaining to the status of a process, receiving the output from the at least one sensor... | 05/23/2006 |
| 6782304 | Learning control apparatus for a reversing rolling mill A learning control apparatus in a reversing rolling mill is disclosed. The learning control apparatus adds a learning calculation means that performs learning calculations based on actual values in the previous pass so as to be able to cope with the pass schedule co... | 08/24/2004 |
| 6708077 | Furnace pacing for multistrand mill A method and system for furnace pacing in a mill are disclosed herein. Billets are extracted from a furnace and provided in an alternating fashion to two or more strands of a multistrand stand. The timing of the extraction of each of the billets from the furnace, i.... | 03/16/2004 |
| 6691540 | Method and apparatus for presetting process variables for a rolling train for rolling metal strips Method and apparatus for presetting process variables in at least one actuating element of a rolling train for rolling metal strips, in which guarantee values are predefined. The guarantee values specified, which cover the intended stipulations and the as... | 02/17/2004 |
| 6430461 | Process for monitoring and controlling the quality of rolled products from hot-rolling processes Process to monitor and control the quality of rolled products from hot-rolled processes which produce products such as sheets, rods, etc., from input stock such as slabs, billets, etc. The process estimates in advance the expected material properties of t... | 08/06/2002 |
| 6164103 | Method for improving the contour of rolled material A method for improving the contour of rolled material over at least one segment of a rolling schedule including a plurality of rolling processes. The method includes associating at least one quality criterion with at least one rolling stand of at least on... | 12/26/2000 |
| 5430642 | Control device for controlling a controlled apparatus, and a control method therefor In order to control an apparatus, such as a rolling mill, a control device may use a pre-set operation pattern to generate a preset command signal, which is then modified. That first modification may be part of a feedback loop in dependence on the variati... | 07/04/1995 |
| 5241847 | Rolling control method and apparatus In order to reflect a difference between an actual value and a target value of a strip profile of a product at a tandem mill, the load pattern for the next rolled material is changed in accordance with the difference of a target value and an actual value ... | 09/07/1993 |
| 5233852 | Mill actuator reference adaptation for speed changes A method providing a rolling mill with compensation for changes occurring in rolling parameters that result from changes occurring in mill speed. The rolling parameters are under control of actuators that are connected to receive control reference voltage... | 08/10/1993 |
| 4912954 | Method of rolling strip in a rolling mill and a control system therefor In the rolling of a metal strip in a rolling mill which has a rolling mill train of one or more roll stands, before the metal strip enters the rolling mill train the roll stand are each given a presetting in accordance with a predicted necessary roll forc... | 04/03/1990 |
| 4840051 | Steel rolling using optimized rolling schedule A series of thermomechanical workings such as temperature-controlled torsional strains are applied to a specimen of steel at strain and temperature levels and interpass times selected to simulate rolling mill conditions. The measured stress values are com... | 06/20/1989 |
| 4745556 | Rolling mill management system A new method of operating reversing rolling mills whereby rate of production is maximized and strip or sheet flatness is improved. A digital computer which is provided with information describing the rolling mill equipment, the material to be rolled, and the s... | 05/17/1988 |
| 4728874 | Method for controlling intermittent operations of processing apparatus A method for realizing energy saving, for each of a plurality of mills provided in the hot rolling line, during the pause period until a successive work piece arrives a mill from a preceding work piece separates from a mill. The pause period is forecasted... | 03/01/1988 |
| 4672830 | Method of controlling an edging opening in a rolling mill A method of controlling an edging opening in a rolling mill, comprising measuring a width distribution of a plate to be rolled at an inlet of an edging roll in the rolling mill, calculating beforehand a width deviation distribution and a length in the mov... | 06/16/1987 |
| 4606006 | Method of controlling the rolling efficiency in hot rolling A method of controlling the rolling efficiency in a continuous hot rolling process. A rolling schedule and a conveying schedule are determined on a mill line for the slabs arranged in succession based on an aimed extraction temperature of the slabs from a... | 08/12/1986 |
| 4598377 | Method of controlling the rolling efficiency in hot rolling A method of controlling the rolling efficiency in a continuous hot rolling process including the steps of inputting a total weight of and the time intervals of slabs already extracted from a heating furnace in a period from the present time up to any prev... | 07/01/1986 |
| 4335435 | Method of changing rolling schedule during rolling in tandem rolling mill In a tandem rolling mill a control computer integrates the entry speed of a work strip having a gauge transition to determine the arrival of the transition at a first roll stand. At that time a screw-down on that stand is updated through a scheduling comp... | 06/15/1982 |
| 4011743 | Stand speed reference circuit for a continuous tandem rolling mill A stand speed reference circuit is disclosed for providing speed reference signals to each of a plurality of selected stands in a continuous tandem rolling mill. U.s. pat. No. 3,852,983 to Cook for "Work Strip Gauge Change During Rolling in a Tandem Rolli... | 03/15/1977 |
