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Browse by Category: Main > Material Science
Class Information
Number: 72/379.6
Name: Metal deforming > Process > Deforming sheet metal > Forming undulations
Description: Process including a step of creating a sinuous configuration in the surface(s) of the two dimensional material including creation of at least two "peaks" and at least two "valleys".










Patents under this class:
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Patent Number Title Of Patent Date Issued
8683695 Method for forming a continuous rain water barrier Apr. 1, 2014
8661670 Apparatus for producing a structured metal sheet for exhaust gas treatment devices Mar. 4, 2014
8586193 Stretched strips for spacer and sealed unit Nov. 19, 2013
8561451 Tubes and method and apparatus for producing tubes Oct. 22, 2013
8499607 Forming of complex shapes in aluminum and magnesium alloy workpieces Aug. 6, 2013
8497027 Utilization of amorphous steel sheets in honeycomb structures Jul. 30, 2013
8490458 Foil configuration device and method Jul. 23, 2013
8474297 Method of forming a laminated abutment clip Jul. 2, 2013
8459087 Method for producing embossed blanks Jun. 11, 2013
8453487 Circular groove pressing mechanism and method for sputtering target manufacturing Jun. 4, 2013
8424358 Production equipment for producing corrugated fin Apr. 23, 2013
8402805 Method and apparatus for forming a corrugated web having a continuously varying shape Mar. 26, 2013
8341998 Forming apparatus and forming method Jan. 1, 2013
8336356 Apparatus and process for reducing profile variations in sheet metal stock Dec. 25, 2012
8333098 Bending method Dec. 18, 2012
8322186 Turbulizers and method for forming same Dec. 4, 2012
8303379 Systems for profiling sheet products Nov. 6, 2012
8297101 Apparatus and method for forming wire loops for a dynamoelectric machine Oct. 30, 2012
8291742 Process and apparatus for producing a structured sheet-metal strip Oct. 23, 2012
8281631 Corrugated metal sheet member fabrication system Oct. 9, 2012
8257516 Method for manufacturing super strong steel body for manufacture of products with complicated shape Sep. 4, 2012
8240043 Method of forming a windage cover for a gas turbine engine the method including forming a continuous ring from a sheet of metal and bending and cutting the continuous ring to form at least two Aug. 14, 2012
8234768 Method of forming an information handling system enclosure Aug. 7, 2012
8151617 Turbulizers and method for forming same Apr. 10, 2012
8117879 Curved building panel, building structure, panel curving system and methods for making curved building panels Feb. 21, 2012
8104320 Method and apparatus for corrugating sheet metal Jan. 31, 2012
8082770 Apparatus and method for forming wire loops for a dynamoelectric machine Dec. 27, 2011
7992418 Sheet material Aug. 9, 2011
7958763 Apparatus and process for reducing profile variations in sheet metal stock Jun. 14, 2011
7913386 Method of manufacturing a flat gasket Mar. 29, 2011
7838171 Metal separator for fuel cell and its production method Nov. 23, 2010
7793531 Adjustable corrugating die sets and method of forming corrugations of varying configurations Sep. 14, 2010
7761971 Cookware with flat interior surface Jul. 27, 2010
7716836 Method of producing a plain bearing bush or bearing shell of varying width May. 18, 2010
7621167 Method of forming a rotary device Nov. 24, 2009
7574886 Apparatus for producing helically corrugated metal pipe and related method Aug. 18, 2009
7546757 Method of working small recess portion Jun. 16, 2009
7475581 Method of increasing the control precision of the path of a product in a levelling machine with interlocking rollers, and levelling installation used to implement same Jan. 13, 2009
7415860 Method and apparatus for pressing sheet material Aug. 26, 2008
7363791 Rotary stamping apparatus and method of forming sheet metal Apr. 29, 2008
7343769 Corrugation forming method Mar. 18, 2008
7313941 Corrugated sheet member bending machine Jan. 1, 2008
7279016 Fuel cell bipolar separator plate and current collector assembly and method of manufacture Oct. 9, 2007
7276211 Process for producing a one-piece, structured metal foil having a hole, metal foil and honeycomb body Oct. 2, 2007
7272968 Device for shaping corrugated fin Sep. 25, 2007
7240529 Partially reinforcing method and apparatus of metal material Jul. 10, 2007
7234336 Method and embossing die for producing a body structural part from a vault-structured sheet metal Jun. 26, 2007
7210324 Process and apparatus for producing an ordered packing May. 1, 2007
7181948 Method of making structural components Feb. 27, 2007
7121128 Method of manufacturing elliptic deep-drawn products Oct. 17, 2006

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