Class 72/11.2 - Including plural sensors or sensor responsive to plural conditions

Subclass of Class 72 - Metal deforming
Definition: Subject matter including using (a) multiple detecting means
No. of patents: 28
Last issue date: 09/22/2009

Number	Title	Issue Date
7591161	Methods and apparatus for controlling flare in roll-forming processes Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example system includes a component position detector configured to detect a component. The example system also includes a comparator configured to compare a flare tolerance valu...	09/22/2009
7325787	Barrier A barrier formed from one or more barrier tapes, which may be barbed. Two lower barrier tapes are supported on the opposed projecting arms of outrigger system installed atop a structure such as a wall, gate or fence. Each extended lower barrier tape is formed from l...	02/05/2008
7111487	Apparatus and method for forming curvature in sheet metal A curvature forming device has an upper member and a lower member. A clamping member is mounted on a spring within a recess in the upper member. An elongate deforming member is fixedly mounted in the same recess. The deforming member protrudes out of the recess more...	09/26/2006
7111481	Methods and apparatus for controlling flare in roll-forming processes Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example method of controlling flare involes moving a material through a roll-forming process and measuring the material to obtain a flare characteristic associated with a zone of...	09/26/2006
6622540	Method and apparatus for flexible manufacturing a discrete curved product from feed stock An apparatus for manufacturing a discrete curved product from a feed stock includes a source of heat that is adapted to impose a focused beam of light on at least one surface of a work piece to cause the surface of the work piece to expand and thereby mov...	09/23/2003
6216503	Method for setting operating conditions for continuous hot rolling facilities A continuous hot rolling method includes setting operating conditions (OC) for hot rolling facilities, regarding rolled material for which endless rolling was planned, in which a preceding piece of material and a subsequent piece of material are joined to...	04/17/2001
6105408	Non-destructive testing of steel during rolling In the non-destructive testing of still readily deformable steel for interior flaws by ultrasound waves emitted by an ultrasound probe at a roll used for rolling the steel, the ultrasound waves are passed through the roll serving as forward run for the ul...	08/22/2000
6029485	Roller levelling machine for levelling a rolled section A roller levelling machine for levelling a rolled section includes a section inlet for introducing the rolled section into the roller levelling machine and a plurality of bending rollers for levelling the rolled section. The roller levelling machine furth...	02/29/2000
5829286	Method for continuously leveling strip by measuring nonplanarity of the strip The stretch leveling or stretch-bend leveling of aluminum or stainless steel strip of a thickness of 0.1 to 0.5 mm is carried out following a measurement of strip nonplanarity or strip profile by regulating the stretch in the stretch leveler or the contou...	11/03/1998
5740686	Method and apparatus for rolling a metal strip In rolling a metal strip in a roughing line and a finishing line, the rolling process in the roughing line is adjusted as a function of a predicted value for the change in width of the metal strip in the finishing line such that the metal strip has a give...	04/21/1998
5392623	System for monitoring a pilger wall A system and method for monitoring a pilger mill having a crankshaft driving rolls with a reciprocating motion to reduce a tube over a mandrel. A linear sensor coupled to the mandrel supplies a mandrel position signal. A rotary sensor coupled to the crank...	02/28/1995
5309746	Automatic tube straightening system A system is provided for assuring the straightness of pipes or tubes produced by a continuous seam-welded process. Following sizing, the newly formed continuous tube passes through a straightening unit and a preliminary alignment checker. The alignment ch...	05/10/1994
5199290	Method of automatic adjustment of die height of a press A method for automatically adjusting die height in a press having a plurality of dies aligned in a work transfer direction includes a load pattern setting member for inputting possible load patterns, each pattern corresponding to the number of dies under ...	04/06/1993
5047964	Material deformation processes A method for measuring temperature in a rolling operation, including measuring mechanical parameters of the rolling operation and calculating friction and temperature from the mechanical parameters....	09/10/1991
4888993	Apparatus for measuring reduction ratio of rolled material In an apparatus for determining the reduction ratio of a rolled material by measuring the moving speed of a magnetic mark formed on a strip on the inlet and outlet sides of a rolling mill, a rising of a signal of the logical product of a detection signal ...	12/26/1989
4887343	Method and apparatus for roller leveler In a roller leveler having a number of work rollers, an improvement is proposed when a junction of metal web passes. Position detecting circuitry detects the junction of the metal web to output a detection signal. In response to the detection signal, an a...	12/19/1989
4878368	Adaptive roll formed system and method A refrigerator cabinet has a front flange, which as a gasket on its door seal thereagainst when the door is closed, formed by a plurality of longitudinally spaced sets of rollers of a roll forming machine so that the front flange is at a specific angular ...	11/07/1989
4833904	Process for making barbed tape An apparatus and process is provided for forming a helical barbed tape. The process first involves supplying rolled steel which is passed to an apparatus for blanking barbs and cutting the steel into strips. The strips are mounted on individual cassettes....	05/30/1989
4776194	Pipe mill A pipe mill and method comprises certain improvements in pipe mills of cage-type. Edge forming roll sets, usually mounted immediately downstream of the breakdown passes, are mounted for lateral movement to compensate for strip camber or lateral creep. In ...	10/11/1988
4683744	Flexible edge roll A rolling mill arrangement having at least one roll carrying a sleeve forming a cavity with the roll body near the two opposed ends of the roll. Pressurized fluid is regulated in these cavities to counteract "edge drop" which occurs at the edges of a prod...	08/04/1987
4654812	Simulation system A simulation system to make computers and automatic controllers for controlling the operation of a work processing system according to a predetermined sequence execute simulated control actions, having a unit which provides the logical sum of the output s...	03/31/1987
4644860	Method of controlling the line pressure distribution in a roll arrangement In a roll arrangement a control device is applied with information concerning the width of the web, and the pressure profile to be applied to the web, and the average pressure to be applied to the web. Control signals are generated provided to support ele...	02/24/1987
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
4485650	Method of measuring the normalized magnitude of ring opening in spiral pipe First, an equation expressing the relationships among the equivalent of the subsurface residual stress at a given point of material strip before entering a spiral-pipe forming machine, the equivalent of the subsurface residual stress at the corresponding ...	12/04/1984
4404634	Lateral weave gaging system This invention relates to a detection system for determining the lateral weave or sinosoidal variation in the edges of a continuous strip of sheet metal during an uncoiling and coiling operation. The detection of the weave permits prompt corrective action...	09/13/1983
4367640	Apparatus for forming sheet metal duct work Apparatus is provided for forming sheet metal ducts of varying conical configuration from pre-cut blanks having a baseline and element lines thereon. The apparatus comprises a frame supporting independent axially aligned feed rolls. Each roll is power dri...	01/11/1983
4266337	Electric heating elements The present invention is for the purpose of measuring the increase in growth or length of a sheathed heating element as it is reduced in transverse size to compact the refractory material therein, and feeding the growth to a logic control unit which is pr...	05/12/1981
4248072	Method of and apparatus for producing plate material having uniform width and lengthwise thickness variation A method of producing a plate material having a uniform width and a lengthwise thickness variation by imparting plastic deformations to a work by means of widthwise rolling rolls and thicknesswise rolling rolls. The method has the steps of measuring the t...	02/03/1981

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Class 72/11.2 - Including plural sensors or sensor responsive to plural conditions