| Patents for B30B 1 - 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 (6,613) |
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| 07/17/1991 | EP0437245A2 Finger joint cutter machine and method |
| 07/10/1991 | EP0300000B1 Press drive |
| 06/25/1991 | US5025719 Trash compactor apparatus and method |
| 06/25/1991 | US5025652 Collet surface structure for a hydraulic high-speed press |
| 06/13/1991 | WO1991008095A2 Single-strip moulding apparatus |
| 06/13/1991 | DE4037281A1 Large area accurate plastics press - has hydraulic layout with high speed low load toggles and pressure system with device s to detect and correct deviations from parallelism |
| 06/05/1991 | CN2078224U Lifting position-limit safety device for main spiral stem |
| 05/29/1991 | EP0428792A2 Single strip molding apparatus |
| 05/29/1991 | DE4032106A1 Hydraulic press with fine adjustment of platen locking collar |
| 05/23/1991 | DE4035655A1 Spindle-driven ceramic forging press - has adjustment pressure at press piston to avoid tool damage |
| 05/22/1991 | EP0427872A1 Lever having swingable fulcrum and mechanical device using said lever device |
| 05/22/1991 | CN2077365U Concrete press with controlled strength |
| 05/14/1991 | US5014539 Joining contact parts to a conductor |
| 05/08/1991 | CN1051139A Fly press |
| 05/07/1991 | US5012729 Device for working plate-shaped material |
| 04/03/1991 | EP0419617A1 Reaction injection molding press |
| 04/03/1991 | EP0268681B1 Double action screw-press |
| 03/26/1991 | US5001977 Trash compactor adapted to be slidably positioned in a container |
| 03/20/1991 | EP0418197A1 Toggle link power amplifier |
| 03/13/1991 | EP0416260A1 Device to crush cans |
| 03/06/1991 | EP0292478B1 Baling press |
| 03/05/1991 | US4996918 Solid waste compactor with multiple receptacles |
| 02/27/1991 | CN1011766B Shearing-crushing sponge titanium and proper equipment thereof |
| 02/25/1991 | WO1991002637A1 A method and apparatus for compressing a wood sample |
| 02/20/1991 | EP0412971A1 Heat sealing machine |
| 02/07/1991 | WO1991001215A1 Outer load controller of press |
| 02/07/1991 | WO1991001214A1 Press and method of working material |
| 02/07/1991 | DE3925731A1 Punch press with hydraulic multi-punch head - has supply to each actuating cylinder for punch working stroke but only common supply for return |
| 01/30/1991 | EP0410957A1 Press for the compacting of refuse, in particular of packages cases, tins or the like |
| 01/29/1991 | US4987794 Stroke adjusting apparatus for a punching press |
| 01/17/1991 | DE4020310A1 Eccentric press with stroke adjustment - with turning of eccentric bush resulting in automatic balancing |
| 01/08/1991 | CA1278844C Method and device for measuring the cutting force and limiting the overload |
| 12/27/1990 | EP0404365A1 Eccentric press |
| 12/27/1990 | EP0404350A2 Press with control circuit arrangement |
| 12/09/1990 | WO1990015268A1 Lever having swingable fulcrum and mechanical device using said lever device |
| 12/05/1990 | EP0354911A4 Hydraulic press having integrated column clamps and actuators |
| 12/05/1990 | CN1010667B Safty rigid clutch press |
| 11/22/1990 | EP0398265A1 Screw press |
| 11/22/1990 | DE3933081C1 Forge press piston seal exchange - involves lowering cylinder to disengage piston and allow access to seals |
| 11/22/1990 | DE3933079C1 Forge press cylinder maintenance - with piston rod end pushed into cylinder to give access to piston rod seals |
| 11/22/1990 | DE3933078C1 Forge press with two yoke plates - and bridge plate connected to press cylinder |
| 11/22/1990 | DE3933076C1 Vertical press for forge - has double-action piston which can be withdrawn when end plate is removed |
| 11/22/1990 | DE3915859A1 Hydraulically actuated clutch mechanism - is for screwed spindle press and has system to adjust initial clearance of clutch |
| 11/20/1990 | US4970951 Can crushing apparatus |
| 11/20/1990 | US4970950 Baling press |
| 11/15/1990 | DE3915263A1 Screw spindle press with hydraulic clutch and flywheel - has hydraulic piston to control speed of operation |
| 11/15/1990 | DE3915259A1 Spindle press with continuously rotating flywheel - has several, parallel pressure chambers allocated to RAM, each with separate hydraulic liq. supply |
| 11/14/1990 | EP0396854A1 Power pulse generator |
| 11/14/1990 | CN2065517U Iso-static pressure shaping machine |
| 11/13/1990 | CA1276086C Baling press |
| 11/07/1990 | EP0395964A1 Apparatus for balancing inerta forces in a crank operated machine, in particular a punching machine |
| 11/06/1990 | US4967586 Upsetting press for upsetting or swaging wire segments of predetermined lengths into balls or the like |
| 10/31/1990 | CN1046480A Press |
| 10/24/1990 | EP0393649A2 Press |
| 10/24/1990 | CN2064302U Multi-working position presser with opening and fixing disk stand |
| 10/23/1990 | US4964200 Lead making machine having improved crimping presses and actuating mechanism |
| 10/21/1990 | CA2014952A1 Press |
| 10/18/1990 | WO1990011846A1 Removable slide presses |
| 10/16/1990 | US4963085 Cell film breaking apparatus for foamed products |
| 10/13/1990 | CA2006903A1 Removable slide presses |
| 10/10/1990 | CN1045933A Stamping press for deep-stamping (drawing) |
| 10/03/1990 | EP0390302A2 Process and device for making plaster elements especially imitation marble with visible faces of high surface quality |
| 10/03/1990 | CN1009811B Super high pressure production equipment |
| 10/02/1990 | US4959989 Force multiplying press |
| 09/30/1990 | CA2013151A1 Manufacturing plaster elements |
| 09/27/1990 | DE4004290A1 Gear drive for mechanical press - has epicyclic gear train and hydraulically operated clutch and brake |
| 09/19/1990 | EP0388029A2 Multi-actuator hydraulic press |
| 09/19/1990 | EP0387884A2 Stamping and forming machine having toggles for reciprocating the tooling assemblies |
| 09/12/1990 | CN2061893U Upright columnless frameless draw / press type hydraulic press |
| 09/11/1990 | US4955254 Eccentricity control device |
| 09/07/1990 | WO1990009877A1 Reaction injection molding press |
| 09/04/1990 | US4954209 Apparatus for producing molded articles |
| 09/04/1990 | US4954068 Hydraulic press |
| 09/04/1990 | US4954067 Hydraulic press |
| 09/04/1990 | US4953458 Multi-actuator hydraulic press |
| 09/03/1990 | CA2011395A1 High tonnage rim press |
| 08/29/1990 | EP0384529A1 Device for working plate-shaped material |
| 08/29/1990 | EP0383935A1 Toggle type mold clamping apparatus for electric injection molding machine |
| 08/23/1990 | WO1990009276A1 Heat sealing machine |
| 08/23/1990 | DE3912011A1 Rolled stock processing machine |
| 08/14/1990 | US4947673 Removable slide presses |
| 08/07/1990 | US4946541 Press for forming an endless conveyor belt and for repairing a conveyor belt |
| 08/02/1990 | DE3935011A1 Drive for mechanical press - operates with high-speed stroke, low impact speed during tool closing |
| 08/01/1990 | EP0289638B1 Press, in particular for making dimensionally stabilized pressed articles from materials in powder form, and method for the operation of such a press |
| 07/31/1990 | US4944669 High tonnage rim press |
| 07/31/1990 | US4944221 Articulated lever cutting and forming press |
| 07/18/1990 | EP0378514A2 Crimping press |
| 07/18/1990 | EP0377612A1 Method and press for the manufacture of shell-formed objects |
| 07/04/1990 | EP0376050A1 RAM actuating mechanism in a press for terminating wires |
| 07/04/1990 | EP0375888A2 Screw press |
| 06/26/1990 | US4936178 Punching apparatus |
| 06/19/1990 | US4934173 Stamping and forming machine having toggles for reciprocating the tooling assemblies |
| 06/12/1990 | US4932128 Mechanical force enhancer |
| 05/23/1990 | CN2057384U Four-side plate type hydraulic press |
| 05/22/1990 | US4926671 Press brake |
| 05/15/1990 | US4924693 RAM actuating mechanism in a press for terminating wires |
| 05/08/1990 | US4923386 Apparatus for forming leads of a semiconductor device |
| 05/08/1990 | US4923382 Press for producing precision parts from powdered material |
| 05/02/1990 | EP0366594A2 Cam-driven linear actuator apparatus |
| 05/01/1990 | US4920876 Refuse compactor |