Class B30B : PRESSES IN GENERAL; PRESSES NOT OTHERWISE PROVIDED FOR
Subclass 1/28: Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks the cam, crank, or eccentric being disposed below the lower platen or table and operating to pull down the upper platen or slide
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10870251 | Method and device for closed-loop control of ram movement and ram forces in multi-point servo hybrid presses | Apr 06, 17 | Dec 22, 20 | Schuler Pressen GmbH & Co. KG |
| 10464275 | Using data about the force flow in a press for the operation of a ram | Jan 15, 13 | Nov 05, 19 | Schuler Pressen GmbH & Co. KG |
| 10160023 | Drawing press with stable metal sheet holder | Feb 13, 13 | Dec 25, 18 | Schuler Pressen GmbH & Co. KG |
| 10000032 | Method for operating a press with an underneath drive and press operated according thereto | Apr 10, 12 | Jun 19, 18 | Schuler Pressen GmbH & Co. KG |
| 9950487 | Method for operating a machine tool or a production machine, and using the machine tool or production machine with a connecting arrangement for a lifting element | Sep 20, 13 | Apr 24, 18 | Schuler Pressen GmbH & Co. KG |
| 9718110 | Conversion system | Apr 07, 16 | Aug 01, 17 | STOLLE MACHINERY COMPANY, LLC |
| 9713832 | Drawing press with dynamically optimized blank holding | Oct 14, 11 | Jul 25, 17 | SCHULER PRESSEN GMBH |
| 9302441 | Method of operating a press with a bottom drive and press operated according to this method | Aug 23, 11 | Apr 05, 16 | SCHULER PRESSEN GMBH |
| 8997544 | Forming device | Mar 04, 11 | Apr 07, 15 | HINTERKOPF GMBH |
| 8826715 | Forming device | Feb 24, 11 | Sep 09, 14 | HINTERKOPF GMBH |
| 5852970 | Underdrive opposing action press | Nov 26, 96 | Dec 29, 98 | The Minster Machine Company |
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