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Class Information
Number: 72/380
Name: Metal deforming > By relatively movable offset tool-faces (e.g., for bending or drawing)
Description: Device comprising means to drive or guide one or more tools* in such relationship to a coacting tool that the tool faces of all said tools are movable freely past each other without interfering contact, to effect a disclosed deforming operation.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7473257 |
Bending pliers for perforated bone plates and bending-pliers system |
Jan. 6, 2009 |
| 7415860 |
Method and apparatus for pressing sheet material |
Aug. 26, 2008 |
| 7114359 |
Method for producing bent spring rails from an endless spring band |
Oct. 3, 2006 |
| 6988390 |
Method and installation for making a workpiece comprising at least a tubular section |
Jan. 24, 2006 |
| 6915677 |
Adjustable rail for shaping large single curvature parabolic membrane optic |
Jul. 12, 2005 |
| 6550303 |
Die for pipe bending apparatus |
Apr. 22, 2003 |
| 6523389 |
Segmented pipe-bending die |
Feb. 25, 2003 |
| 6377871 |
Integrated die cast |
Apr. 23, 2002 |
| 6298706 |
Apparatus for use in a pipe bending machine and method for bending pipe |
Oct. 9, 2001 |
| 5960836 |
Method and apparatus for injecting fluid into inflated tires |
Oct. 5, 1999 |
| 5481896 |
Knife bending apparatus |
Jan. 9, 1996 |
| 5290166 |
Plastic pipe bender and end socket former |
Mar. 1, 1994 |
| 5272643 |
Press brake with crown adjustment and movable table adjustment calculate from first and second die contiguous position |
Dec. 21, 1993 |
| 4920780 |
Hydraulic ram rail bender |
May. 1, 1990 |
| 4553420 |
Method and apparatus for touch-free lead bending |
Nov. 19, 1985 |
| 4528835 |
Roofing for building and method and apparatus for making the roofing |
Jul. 16, 1985 |
| 4502314 |
Automatic bending machine |
Mar. 5, 1985 |
| 4488237 |
Two dimensional press brake control system and apparatus |
Dec. 11, 1984 |
| 4485662 |
Suspension strut adjusting tool |
Dec. 4, 1984 |
| 4220031 |
Method for bending section-sheet, plate strip and like material |
Sep. 2, 1980 |
| 4103531 |
Method and apparatus for correcting bent strut misalignment |
Aug. 1, 1978 |
| 4005597 |
File forming press |
Feb. 1, 1977 |
| 3943747 |
Portable hot pipe bending apparatus |
Mar. 16, 1976 |
| 3934448 |
Racked pipe reamer |
Jan. 27, 1976 |
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