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Class Information
Number: 72/401
Name: Metal deforming > By three or more coacting relatively movable tools (i.e., tool-complex) > Concurrently actuated tools > With coacting fixed tool > Between generally opposed-stroke tools
Description: Device wherein two or more of said movable tools are arranged to approach said passive tool simultaneously from substantially opposite directions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7257982 |
Apparatus for forming a beam member used as a torsion beam for the rear wheel suspension of an automobile |
Aug. 21, 2007 |
| 7237424 |
Split die for forming grooved workpiece |
Jul. 3, 2007 |
| 7210325 |
Tube thread forming apparatus and method |
May. 1, 2007 |
| 6457343 |
Tubing swaging machine |
Oct. 1, 2002 |
| 6095507 |
Pneumatic clamp |
Aug. 1, 2000 |
| 5778721 |
Tooling machine for reshaping workpieces |
Jul. 14, 1998 |
| 5526670 |
Process and device for shaping the end of a tube with an oblong cross-section to a circular cross-section |
Jun. 18, 1996 |
| 5377400 |
Jointing clamp and method for pressing pipe connections |
Jan. 3, 1995 |
| 5351518 |
Four slider apparatus for forming curved rectangular bodied needles and method |
Oct. 4, 1994 |
| 5335531 |
Compression tool head assembly |
Aug. 9, 1994 |
| 5307664 |
Jointing clamp for pressing pipe connections |
May. 3, 1994 |
| 5257524 |
Method and device for manufacturing pipe bends |
Nov. 2, 1993 |
| 5216913 |
Bending machine for skein-shaped material |
Jun. 8, 1993 |
| 5179855 |
Film magazine forming apparatus |
Jan. 19, 1993 |
| 5160108 |
Process and tool for producing a barrel for a telescopic universal transmission joint |
Nov. 3, 1992 |
| 5062289 |
Bending tooling for bending flat blanks |
Nov. 5, 1991 |
| 4924586 |
Automated forming apparatus |
May. 15, 1990 |
| 4899571 |
Apparatus for drawing-in a pipe end by cold forming |
Feb. 13, 1990 |
| 4576031 |
Quick disconnect arbor and die head for tube stock sizing apparatus |
Mar. 18, 1986 |
| 4531396 |
Forging die package |
Jul. 30, 1985 |
| 4470289 |
IC Pin adjustment tool |
Sep. 11, 1984 |
| 4429561 |
Mandrel for cold forging internally profiled tubes or cylinders |
Feb. 7, 1984 |
| 4428220 |
Method and tool for the cold forging of internally profiled tubes |
Jan. 31, 1984 |
| 4389870 |
Forming engagement grooves in a tool shank |
Jun. 28, 1983 |
| 4380165 |
Squeezer flanger |
Apr. 19, 1983 |
| 4252011 |
Die assembly for use in forging operation |
Feb. 24, 1981 |
| 4236295 |
Method of making rotor coil of coreless motor |
Dec. 2, 1980 |
| 4229962 |
Method for reconditioning rivetless chain links |
Oct. 28, 1980 |
| 4205544 |
Apparatus for bending corrugated pipe |
Jun. 3, 1980 |
| 4157026 |
Swaging machine for swaging large tubes |
Jun. 5, 1979 |
| 4154082 |
Manufacture of yokes for dynamo electric machines |
May. 15, 1979 |
| 4088001 |
Method of manufacturing a strut member made of a tube material for use with drum brakes |
May. 9, 1978 |
| 4074408 |
Method for making vehicle wheel assembly |
Feb. 21, 1978 |
| 3939553 |
Method of manufacturing a trailer frame structure |
Feb. 24, 1976 |
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