| Patent Number |
Title Of Patent |
Date Issued |
| 4382373 |
Apparatus for calibrating tubular articles |
May 10, 1983 |
| An apparatus for calibration of tubular articles, especially cylinder linings for internal combustion engines, manufactured through isostatic compression of pulverulent metallic materials, comprises piston means for effecting an axial displacement between the tubular article and a mandre |
| 4370880 |
Method and apparatus for bending sheet-plate blanks to form shells having cylindrical curvature |
February 1, 1983 |
| An apparatus for bending a substantially planar, plastically deformable sheet-metal blank or plate into a shell of cylindrical curvature comprises two normally provided spaced apart die bars mounted on a die bed plate and a punch edge provided on a punch member, the punch edge being arra |
| 4339935 |
Method for calibrating tubular articles |
July 20, 1982 |
| An apparatus for calibration of tubular articles, especially cylinder linings for internal combustion engines, manufactured through isostatic compression of pulverulent metallic materials, comprises piston means for effecting an axial displacement between the tubular article and a mandre |
| 4149399 |
Method of forming tubes or pipes |
April 17, 1979 |
| In a method of forming tubes or pipes from a flat blank of a plastically deformable material, three spaced apart portions of the blank are first bent to the wanted curvature of the finished tube or pipe, so that two smaller unbent portions are obtained between the curved portions. Then, |
| 4091938 |
Device for handling large workpieces |
May 30, 1978 |
| A machine for processing large workpieces, particularly a hydraulic press for working on large metal sheets, comprises external equipment for rigidly supporting and guiding the workpiece. The handling equipment is provided with means which permit the workpiece, together with part of the |
| 4060359 |
Isostatic press |
November 29, 1977 |
| An isostatic press comprises a pressure vessel defined by a tubular jacket and by two end plugs. The jacket is, in the direction of its longitudinal axis, displaceble between two positions. The jacket surrounds a third plug centrally located between the two positions of the jacket so tha |
| 4056347 |
Isostatic compactor of pulverulent materials and the like |
November 1, 1977 |
| An apparatus for isostatic compression of pulverulent materials comprises a pressure vessel housing two liquids which by a flexible diaphragm are held out of mutual contact. One liquid flows through a pumping circuit and constitutes a primary pressurization agent the pressure of which is |
| 4008659 |
Frame for presses and similar machines |
February 22, 1977 |
| A frame for heavy machines, particularly presses for extremely high pressures having the press tools mounted on vertically extending columns of the machine frame so that actuating of the press involves a horizontal relative movement of the tools, includes an upper beam, or yoke, which is |
| 3992912 |
Isostatic press |
November 23, 1976 |
| An isostatic press of the kind in which the workpieces and associated tools are enclosed in a pressure vessel filled with a pressure liquid and closed by a lid. The pressure liquid is pressurized after the pressure vessel has been introduced into a frame adapted to absorb substantially v |
| 3969921 |
Metal bending press with removable upper beam |
July 20, 1976 |
| A press for press bending of metal plates comprises two end frames between which are arranged upper and lower beams which between them form a press gap. Each of the end frames preferably comprises two spaced apart columns interconnected at the top and bottom via yokes, the parts being pr |
| 3969916 |
Isostatic press |
July 20, 1976 |
| An isostatic press of the kind having a pressure vessel which is relatively tall in relation to its width, the pressure vessel being adapted to be closed by a lid in order to enclose workpieces and tools together with a pressure fluid in said vessel. The pressure fluid is adapted to be |
| 3937057 |
Manipulator system |
February 10, 1976 |
| A manipulator system for automatically feeding blanks into a gap press and for collecting finished articles therefrom has two major parts. The first part is a revolver table and the second part is an automatic handling device, or robot. The revolver table should be located between the pr |
| 3931728 |
Portal press |
January 13, 1976 |
| In a hydraulic press for heavy workpieces the frame of which comprises two yokes spaced by columns, the yokes are movable towards and from each other by the hydraulic working cylinders of the press. At least one of the yokes carries tools displaceable along the yoke. The arrangement make |
