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| Number | Title | Issue Date |
| 7954355 | Device for automatically adjusting control cams in a forging machine In a device for automatically adjusting the control cams of a forging machine, with a releasing means for releasing the operating position of a cam, the cam supporting shaft swingably supports, with a controlled movement with respect to the shaft longitudinal axis, ... | 06/07/2011 |
| 7210326 | Work transfer apparatus for transfer press A work transfer apparatus for transferring a work within a press or between presses is provided which includes at least one lift beam which is provided in parallel with a work transfer direction and which is movable up and down, and which is provided substantially c... | 05/01/2007 |
| 7128195 | Workpiece transfer system for stamping press A transfer system for transferring workpieces between successive die stations in a stamping press employing elongate bars with workpiece grippers mounted thereon. Two elongate support beams are mounted on vertical primary supports on opposite sides of the press. Two... | 10/31/2006 |
| 7036350 | Arrangement for production of cut out and/or unformed workpieces A device for producing cut-out and/or shaped workpieces, especially for producing rotors and stators of a generator or electric motor, with at least one cutting device and/or at least one shaping device, at least one gripping device for picking up and setting down r... | 05/02/2006 |
| 7021111 | Forging machine with a guiding roller mechanism for guiding movement of a sliding plate unit A forging machine includes a machine bed, a driving unit driven by a driving source to activate a feeding unit, a sliding seat unit, and a forging unit. The machine bed includes left and right sidewalls. The driving unit is disposed at an inner side of the left side... | 04/04/2006 |
| 7017383 | Press transfer system mounting and method A mounting and method for a multistation stamping press part transfer system in which transfer drive modules are mounted to pivotal supports so that rail-gripper assemblies connected to pairs of modules can be oriented to transfer blanks/parts through the press in e... | 03/28/2006 |
| 6658913 | Multistage metal-forming machine tool having tool combination blocks In a multistage forming machine, an apron is screwed to a press slide. At its upper end, the apron has six elongated clamping cams, distributed over its width, while four upwardly projecting clamping lugs are fitted at is lower end. Suspended in the apron... | 12/09/2003 |
| 6371544 | Workpiece transfer device for a forging machine A workpiece transfer device includes an elongated hollow housing, a plurality of push mechanisms, a plurality of coupling devices, a plurality of lever mechanisms, and an elongated swing member. The push mechanisms have a plurality of spindles disposed in... | 04/16/2002 |
| 6105414 | Transfer feeder for forging press A transfer feeder for a forging press includes a pair of parallel feed bars each having article-grasping claws, the feed bars being able to make a three-dimensional movement (i.e., an advance-return movement of the feed bars in a longitudinal direction, a... | 08/22/2000 |
| 5950479 | Process and apparatus for moving sheet-metal to and from a bending unit In order to optimize a process for the machining of sheet-metal parts in a bending unit of a bending center, in which the sheet-metal parts are transported one after the other from a feed area to the bending unit for the purpose of bending and are thereby... | 09/14/1999 |
| 5937693 | Transfer apparatus of press A transfer apparatus for use in a press in which successive workpieces are sequentially transferred from one to the next of a plurality of working stages arranged along a line. The transfer apparatus has a transfer bar having a plurality of workpiece hold... | 08/17/1999 |
| 5913930 | Cooling bed for rails A cooling bed for rails (3) with an apparatus (12) which is intended for transferring the rails (3) onto the cooling bed (1) from an infeeding roller table (2) and is set up to bend the rails (3) counter to the bending which they undergo during cooling is... | 06/22/1999 |
| 5868655 | Convertible multistation press A multistation press has a three-axis transfer provided with transport rails onto which carrier rails are placed. The carrier rails carry grippers for the workpieces. During the tool change, the carrier rails are deposited on corresponding receiving devic... | 02/09/1999 |
| 5848547 | Cassette tooling Tool cassettes in a progressive forging machine are configured to facilitate their machine controlled changeover by the ability to be installed and removed through vertical movement in and out of the machine and by the incorporation of self-alignment feat... | 12/15/1998 |
| 5775163 | Transfer arrangement for multistation presses A transfer arrangement for a multistation press has two parallel gripper rails on a carrier and can be moved, together with the carrier, along a transfer curve. The gripper rails carry gripper fingers which are assigned to one another in pairs and which c... | 07/07/1998 |
| 5732589 | Automatically adjustable multiple CAM for forging machine A progressive forging machine having automatically adjustable cam timing for transfer finger opening and closing movement and for knockout pin action. The cams can be adjusted without manual effort to thereby reduce changeover time and the level of skill ... | 03/31/1998 |
| 5701781 | System and method for controlling movement of a transfer system A system and method for controlling movement of a transfer system (22) between operable and serviceable positions in a manufacturing system such as a stamping press (10) includes a crank arm (60) and a plurality of swing arms (66, 76). The swing arms (66,... | 12/30/1997 |
| 5655400 | Progressive die apparatus and method for making a lead alloy battery terminal A method and apparatus utilizing a single progressive die to cold form a finished lead battery terminal from a lead slug. The apparatus includes a lead pickup station, a progressive die having three stations, a drop off station and a transfer mechanism. T... | 08/12/1997 |
| 5570604 | Die transfer system with indexing conveyor supported on a wheeled cart A die transfer system that includes a lower die, an upper die carried for reciprocal movement toward and away from the lower die to perform at least one operation on a workpiece positioned therebetween, and a conveyor arrangement for sequentially conveyin... | 11/05/1996 |
| 5136874 | Indexing conveyor for a die transfer system A die transfer system that includes a lower die, an upper die carried for reciprocal vertical movement toward and away from the lower die to perform at least one operation on a workpiece positioned therebetween, and a conveyor for sequentially conveying w... | 08/11/1992 |
| 5107979 | Finger actuating device in a transfer press A finger actuating device in a transfer press in which workpieces are successively transferred from one station to the next station, thus completing a finished part is disclosed and includes transfer slides adapted to make a reciprocating movement over a ... | 04/28/1992 |
| 5069057 | Punch press with independently operated pressing units driven by a crankshaft A punch press includes a driving crankshaft and a plurality of independent punch pressing units. The crankshaft has a plurality of angularly spaced eccentric sections. Each of the punch pressing units includes a slide, a coupler interconnecting the slide ... | 12/03/1991 |
| 5005397 | Method for providing progressive formers with quick-change tooling A progressive former having quick-change tooling provides tooling supports with means for adjusting the tools. The tooling is mounted so that the tooling and the structure for adjusting the tooling can be removed as units without loss of the fine-tuning o... | 04/09/1991 |
| 4966028 | Multi-stage cold forging machine A multi-stage cold forging machine including a parts forming aid unit, which has a number of aid pins corresponding to that of the forging dies, the pins being adapted to retain a forged blank against a knockout pin slidably housed in the dies, and transf... | 10/30/1990 |
| 4960197 | Finger actuating device in a transfer press A finger actuating device in a transfer press in which workpieces are successively transferred from one station to the next station, thus completing a finished part is disclosed and includes transfer slides adapted to make a reciprocating movement over a ... | 10/02/1990 |
| 4914996 | Pressing tool for stamping apparatus A pressing tool including means for cutting a blank from a strip fed longitudinally into the tool. The cutting means comprise a stationary lower punch carried by a press table and a vertically mobile upper die normally located above the punch and intended... | 04/10/1990 |
| 4898017 | Quick-change tooling for progressive formers and the like A progressive former having quick-change tooling provides tooling supports with means for adjusting the tools. The tooling is mounted so that the tooling and the structure for adjusting the tooling can be removed as units without loss of the fine-tuning o... | 02/06/1990 |
| 4879894 | Press with movable workpiece support carrier A press having a work positioning carriage for moving a workpiece horizontally along relatively transverse X and Y axes to position different areas of a workpiece at a work station. Lower forming tools are fixed at the work station and a lower stripper is... | 11/14/1989 |
| 4809533 | Transfer apparatus for straight side press and method In a straight side press having a bed, a reciprocal slide, a power drive for the slide and apparatus for feeding a stock strip onto the dies, and a conventional die set, the improvement of modifying the press to function as a transfer press by replacing t... | 03/07/1989 |
| 4761986 | Arrangement for transporting workpieces in multi-stage deformation presses An arrangement for the transport of workpieces in a multi-stage deformation press in which the workpieces are to be seized by gripping tongs and are to be transferred in the deformation stages. The gripping tong consists essentially of a base body which i... | 08/09/1988 |
| 4750348 | Transfer press slide finger opening mechanism A transfer press for performing by means of a series of rams and dies, sequential operations on successive workpieces has a reciprocable transfer slide for conveying the workpieces through a series of locations at which the operations are performed, there... | 06/14/1988 |
| 4709574 | Machine for cold forming small tubular elements Apparatus for converting short tubular elements into nuts, fittings, sleeves, or other annular fasteners or couplers comprises means defining a plurality of stations including a receiving station and a plurality of working stations. Each tubular element m... | 12/01/1987 |
| 4697449 | Shiftable workpiece gripper for a multi-stage press A multi-stage press includes support columns; a press stage including tools for deforming a workpiece; an empty stage adjoining the press stage in a direction of a length dimension of the multi-stage press and being situated in a zone of the support colum... | 10/06/1987 |
| 4631950 | Progressive former with removable tooling A progressive forging machine is disclosed in which a tool pack is removably mounted on the machine to facilitate tool changeovers and the like. The tool pack includes tool carriers guided in bearings on the tool pack for reciprocating movement by a bolst... | 12/30/1986 |
| 4630461 | Transfer feed mechanism for power presses A transfer feed mechanism, for use in a power press, is disclosed. The feed mechanism comprises multiple finger units for moving successive workpieces along a plurality of different axes so as to transfer the workpieces to desired work stations in desired... | 12/23/1986 |
| 4621516 | Transfer feed press with transfer feed system A transfer feed press for performing a series of press operations on a workpiece at a series of work stations where a plurality of finger units spaced along the work stations for gripping the workpieces move the same between successive work stations in th... | 11/11/1986 |
| 4607516 | Transfer feed press with improved transfer feed system A transfer feed press for performing a series of press operations on a workpiece at a series of work stations where a plurality of finger units spaced along the work stations for gripping the workpieces move the same between successive work stations in th... | 08/26/1986 |
| 4604021 | Lifting beam manipulator assembly for forging presses The lifting beam manipulator assembly is used for transporting workpieces in a forging press having machine tools. The assembly comprises a lifting beam including a carrier that is movable forwards and backwards and has workpiece grasping means. The grasp... | 08/05/1986 |
| 4589819 | Workpiece loading/unloading device for a press or the like An automatic press line is disclosed which has a series of presses with a conveyor for transporting a succession of workpieces from one press to the next, and loading/unloading devices mounted one to each end of each press for loading and unloading the wo... | 05/20/1986 |
| 4549425 | Forging machine transfer with misalignment detector A misalignment detector for forging machine transfers is disclosed. Such transfers provide grippers which move from a first position in which workpieces are not present to a second position when a workpiece is properly gripped. If a misaligned workpiece i... | 10/29/1985 |
