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Class Information
Number: 72/178
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) > Including roller-cluster
Description: Subject matter wherein the instrumentality includes three or more cooperating rollers* that form a roller cluster*.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7343767 |
Roller tool for the linear deformation of sheet metal and sheet deformation facility having such a roller tool |
Mar. 18, 2008 |
| 7127926 |
Circular and oval flanged rings for ducting and method of making |
Oct. 31, 2006 |
| 6604397 |
Rollforming machine |
Aug. 12, 2003 |
| 6434994 |
Roll-forming machine |
Aug. 20, 2002 |
| 6289706 |
Circular and oval flanged rings for connecting ducting and method of making |
Sep. 18, 2001 |
| 6289708 |
Apparatus for roll forming purlins and the like from a metal strip |
Sep. 18, 2001 |
| 6282937 |
Corner bead re-shaping tool |
Sep. 4, 2001 |
| 6216514 |
Roll-forming machine |
Apr. 17, 2001 |
| 6148654 |
Convertible roll forming apparatus |
Nov. 21, 2000 |
| 5983691 |
Roll-forming machine |
Nov. 16, 1999 |
| 5946961 |
Web bowing apparatus |
Sep. 7, 1999 |
| 5941114 |
Rolling apparatus for producing angle from steel strip and method of rolling the angle using the same |
Aug. 24, 1999 |
| 5878614 |
Finn pass forming device for forming seam welded steel pipes and roller device available for forming seam welded steel pipes of a plurality of sizes |
Mar. 9, 1999 |
| 5784911 |
Apparatus for manufacturing a welded pipe |
Jul. 28, 1998 |
| 5704243 |
Forming method and forming stand for welded pipes |
Jan. 6, 1998 |
| 5669260 |
Method of manufacturing a c-shaped rail with profiled surfaces |
Sep. 23, 1997 |
| 5647241 |
Rotary upper roll selector |
Jul. 15, 1997 |
| 5638715 |
Method and apparatus for fabricating high fin density heatsinks |
Jun. 17, 1997 |
| 5491998 |
Method of making a leaf rejecting rain gutter |
Feb. 20, 1996 |
| 5319952 |
Roll forming machine |
Jun. 14, 1994 |
| 5315853 |
Portable construction frame forming apparatus |
May. 31, 1994 |
| 5090227 |
Roll forming apparatus |
Feb. 25, 1992 |
| 5016459 |
Method and guide roll stand for guiding and shaping strip material in a pipe mill |
May. 21, 1991 |
| 4942753 |
Process and apparatus for rolling structural shapes |
Jul. 24, 1990 |
| 4878368 |
Adaptive roll formed system and method |
Nov. 7, 1989 |
| 4875354 |
Machine for adjustable longitudinal corrugating of sheet materials |
Oct. 24, 1989 |
| 4787231 |
Roller machine for profile cold bending |
Nov. 29, 1988 |
| 4770019 |
Forming roll, forming process and its apparatus in the pipe mill |
Sep. 13, 1988 |
| 4747289 |
Method of forming seam-welded tubes |
May. 31, 1988 |
| 4716754 |
Roll forming machine |
Jan. 5, 1988 |
| 4697446 |
Roll forming apparatus |
Oct. 6, 1987 |
| 4614102 |
Seam lock spreader mounted on lock-seam machine base |
Sep. 30, 1986 |
| 4614293 |
Shaping device for cylindrical containers for use with a continuous welder |
Sep. 30, 1986 |
| 4487046 |
Transition forming section for tube mill |
Dec. 11, 1984 |
| 4455855 |
Forming rolls of pipe-producing apparatus |
Jun. 26, 1984 |
| 4339938 |
Method and apparatus for forming metal pipes and tubes |
Jul. 20, 1982 |
| 4299348 |
Method of making a game racket |
Nov. 10, 1981 |
| 4299108 |
Cage-roll unit for metal pipe forming |
Nov. 10, 1981 |
| 4176539 |
Cold-roll forming stand |
Dec. 4, 1979 |
| 4122696 |
Method and apparatus for manufacturing metallic pipe |
Oct. 31, 1978 |
| 3978703 |
Automatic strip cutter |
Sep. 7, 1976 |
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