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| Number | Title | Issue Date |
| 7401492 | Control device for a die cushion mechanism A control device (10) for a die cushion mechanism that produces a force for a slide (24) in a press machine, comprising slide velocity command-forming means (61) for forming a velocity command for the slide (24), die cushion velocity comm... | 07/22/2008 |
| 7360391 | Control device for servo die cushion A control device, for a servo die cushion, for precisely performing force control without using a force detector. The control device includes a slide position detecting part for detecting the position of the slide, a storing part for storing information representing... | 04/22/2008 |
| 7290421 | Variable curvature tube and draw die therefor A tube is bent having a curved portion with a variable radius extending between first and second ends. The curved portion includes a circular arc portion with a constant radius and a clothoid transition portion with a variable radius. The circular arc portion extend... | 11/06/2007 |
| 7243516 | Automated machine setup with modular tooling Apparatus and a method for establishing setup parameters for use in a machine. In one embodiment a tooling component is removably mountable to a host machine. The tooling component includes a memory that contains information defining setup parameters for the host ma... | 07/17/2007 |
| 7237420 | Device for the plastic deformation of work pieces The present invention relates to a device for the deformation of workpieces, in particular for the plastic shaping of pipe ends, with a shaping unit actuated by the pressure of a fluid and with a prestressing unit arranged on a common longitudinal axis and actuated ... | 07/03/2007 |
| 7210328 | Metal sheet folding device with depositing/positioning device A metal sheet folding device, particularly a folding press, comprising a table beam stationarily arranged on a machine frame, and a press beam arranged on the machine frame in guide arrangements with a driving device. The press beam is adjustable in relation to the ... | 05/01/2007 |
| 7207203 | Methods and apparatus for forming a workpiece A method of forming a workpiece using an apparatus is provided. The apparatus includes a first stage including a die fixture, a die actuator coupled to the die fixture, and a holding member configured to cooperate with the die fixture to hold the workpiece. The meth... | 04/24/2007 |
| 6675628 | Punch press To provide a punch press which can realize the high hit rate and the energy saving in the punch drive. A plate material transfer control means 32 and a ram axis control means 33 controlled synchronously are provided. The plate material is started to trans... | 01/13/2004 |
| 6530257 | Terminal-crimping device In order to easily, rapidly and precisely carry out a setting work after exchange of a pressuring unit, a shank module is provided that is capable of integrally exchanging a shank of a pressing unit. The shank module is configured to removably link a main... | 03/11/2003 |
| 5692407 | Shape control in a strip rolling mill of cluster type A strip rolling mill of cluster type has, on at least one side of the strip path, a work roll, a plurality of intermediate rolls supporting said work roll and a plurality of backing bearing assemblies supporting said intermediate rolls. Each backing beari... | 12/02/1997 |
| 5343725 | Tube bending apparatus and method An improved tube rotary draw bending apparatus for bending a tube having a bend die around which a bend in the tube is formed, a pressure die and means for maintaining a pre-programmed frictional profile of the interaction of the tube with the pressure di... | 09/06/1994 |
| 4590779 | Program-controlled frame bending method and apparatus A tube bending apparatus made up of a drive motor, bend head and saw together with associated clamping units are mounted on a common work surface, the apparatus being programmed to form rectangular window frames by coordinating the speed of advancement, d... | 05/27/1986 |
| 4343210 | Punch press A punch press having a punch holder and a die holder rotatably mounted on vertically spaced upper and lower plates, respectively. A punch and the corresponding die are held in the punch and die holders, respectively, for rotation therewith. The punch is c... | 08/10/1982 |
| 4018071 | Spring winding machine with improved pitch mechanism A spring winding machine comprising a rotary cam shaft, a cam mounted on the shaft and rotatable therewith, and a follower on a lever intermediate its ends and engaged and driven in one and an opposite direction by the cam during each cam rotation. The le... | 04/19/1977 |
