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Class Information
Number: 72/176
Name: Metal deforming > By deflecting successively-presented portions of work during bodily movement thereof (e.g., for coiling, levelling, curving or troughing material in movement) > By use of deflector arranged to bend work transversely of direction of work movement (e.g., troughing)
Description: Subject matter comprising an instrumentality which functions to divert work in conformance with the limitations expressed in paragraph (b) of the definition of subclass 127.


Sub-classes under this class:

Class Number Class Name Patents
72/179 Including complementary roller-couple 31
72/178 Including roller-cluster 41
72/182 Including roller-couple 27
72/177 With deforming of work or product (other than bending transversely) 96


Patents under this class:
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Patent Number Title Of Patent Date Issued
7591162 Protective guide assembly for a roll forming machine Sep. 22, 2009
7343772 Device for applying outer skin to an automotive door frame Mar. 18, 2008
7272966 Multiple level entry guide for a roll forming machine Sep. 25, 2007
7127926 Circular and oval flanged rings for ducting and method of making Oct. 31, 2006
7111485 Flashing bender Sep. 26, 2006
7047782 Method for roll forming, capable of preventing wrinkles and device therefor May. 23, 2006
7024904 Contour roll former in particular for extruded metal profiles Apr. 11, 2006
6997026 Quick change metal stud to hemmed track roll forming system Feb. 14, 2006
6609406 Tool and method for reorienting a flange Aug. 26, 2003
6470729 Repair tool Oct. 29, 2002
6295842 Uniform distribution quenching of formed glass sheets Oct. 2, 2001
6289706 Circular and oval flanged rings for connecting ducting and method of making Sep. 18, 2001
6282936 Cold-forming process and apparatus Sep. 4, 2001
6282937 Corner bead re-shaping tool Sep. 4, 2001
6230533 Folded tube for a heat exchanger and method for shaping it May. 15, 2001
6131431 Pipe member, method and apparatus for manufacturing the pipe member Oct. 17, 2000
5865053 Transition beam forming section for tube mill Feb. 2, 1999
5855133 Rollforming apparatus for forming profile shapes Jan. 5, 1999
5829294 Split-level roll former Nov. 3, 1998
5784911 Apparatus for manufacturing a welded pipe Jul. 28, 1998
5761945 Quick automated tool changer roll forming apparatus Jun. 9, 1998
5600988 Mill tooling changeover systems Feb. 11, 1997
5515706 Angle bender & method May. 14, 1996
5410901 Method and apparatus for forming overlapped tape May. 2, 1995
5406818 Opening apparatus having an alignment system for producing a continuous metal strip from a split-tube Apr. 18, 1995
5353616 Pittsburgh seam closer having single seaming roll Oct. 11, 1994
5341664 Roll set for thin metal strip Aug. 30, 1994
5311760 Method and apparatus for corner bead angle enlargement May. 17, 1994
5259228 Rolling mill Nov. 9, 1993
5241735 Radial saw arm construction Sep. 7, 1993
5176019 Forming of metal structural members Jan. 5, 1993
5142894 Roll-forming method Sep. 1, 1992
5109688 Rolling mill May. 5, 1992
5109583 Method of manufacturing barbed tape May. 5, 1992
5107695 Roll former and/or cutter with quick automated tool Apr. 28, 1992
5086635 Method of and machine for forming compound curvatures in metal sheets by drawing Feb. 11, 1992
5051294 Catalytic converter substrate and assembly Sep. 24, 1991
5031440 Apparatus for forming long plate member Jul. 16, 1991
4974435 Roll formed with quick automated tool changer Dec. 4, 1990
4899568 Rolling mill machine for longitudinal bending of plate Feb. 13, 1990
4864837 Apparatus for producing panel roofing Sep. 12, 1989
4848126 Drywall bead spreader Jul. 18, 1989
4787231 Roller machine for profile cold bending Nov. 29, 1988
4787232 Roll forming member and/or a roll former Nov. 29, 1988
4787233 Roll forming machine with auxiliary roll set assembly Nov. 29, 1988
4770019 Forming roll, forming process and its apparatus in the pipe mill Sep. 13, 1988
4724695 Quickly convertible roller forming machine Feb. 16, 1988
4663957 Roll stand for a cold forming apparatus May. 12, 1987
4660399 Mobile roll-forming machine Apr. 28, 1987
4656858 Roll forming apparatus Apr. 14, 1987

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