| Patents for B30B 15 - Details of, or accessories for, presses; Auxiliary measures in connection with pressing (20,389) |
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| 09/03/1991 | US5044481 Apparatus for adjustment of knock-out timing for press |
| 09/03/1991 | CA2037424A1 Press for forming bodies |
| 09/02/1991 | WO1991012948A1 A material sensing assembly in a rotary press |
| 09/02/1991 | CA2076973A1 Material sensing assembly in a rotary press |
| 08/28/1991 | EP0443889A1 Temperature regulation device for heavy component |
| 08/28/1991 | EP0442995A1 Folding press. |
| 08/27/1991 | US5043111 Process and apparatus for the manfuacture of dimensionally accurate die-formed parts |
| 08/27/1991 | US5042362 Hydraulic control system for the drive control of a double-acting hydraulic cylinder |
| 08/27/1991 | US5042336 Control apparatus and method for progressive fracture of workpieces |
| 08/22/1991 | DE4104788A1 Pressure sintering machine - used for prodn. of diamond tools of annular cross-section |
| 08/21/1991 | EP0412971A4 Heat sealing machine |
| 08/20/1991 | US5040967 Means for vertically moving a ram in a compression molding machine |
| 08/20/1991 | US5040965 Molding handling aid |
| 08/14/1991 | EP0440945A2 Method of pressing plates from layers of impregnated material using a pressure equalising cushion, and cushion for use in this process |
| 08/14/1991 | EP0440818A1 Control device for press brake |
| 08/13/1991 | US5038902 Clutch device for a transmission wheel and a transmission shaft |
| 08/08/1991 | WO1991011592A1 Piston power machine with optionally incorporated booster system |
| 08/08/1991 | WO1991011320A1 Roll press or mill |
| 08/08/1991 | DE4003342A1 Roller press for aerated solids - extracts surplus air into angled collector chambers laterally of vertical pass-line |
| 08/08/1991 | DE4003016A1 Hydraulic system for forming drawing and shaping tools - has adjustable one-way pressured reduction valve in accumulator coupling pressure line |
| 08/07/1991 | EP0439715A2 Apparatus for dewatering sludge |
| 08/07/1991 | EP0439684A1 Punch press |
| 08/07/1991 | CN2082233U Anti-clogging punch pin and its lubricating device for medicinal tablet pressing machine |
| 08/06/1991 | US5037288 Press for pressing materials such as fibrous materials into board |
| 08/06/1991 | US5037287 Pressure molding means for powder |
| 08/06/1991 | US5036752 Hydraulic actuator having fail-safe feature with energy absorbing sleeve |
| 07/31/1991 | EP0439228A1 Cheese press apparatus |
| 07/31/1991 | EP0243407B1 Improvements to punch presses |
| 07/31/1991 | CN2081795U Plunger for pressing tablets |
| 07/30/1991 | US5035597 Apparatus for manufacturing multi-element sintered material |
| 07/30/1991 | CA2035137A1 Apparatus for extracting water from sludges |
| 07/25/1991 | DE4032602C1 Axial adjustment spacer for bearings - has oversize blank placed in press and upset between plates |
| 07/25/1991 | DE4001881A1 Hydraulic press system - monitors upper dead-point drift to compensate for errors via digital display of average and instantaneous position of upper dead-point |
| 07/24/1991 | CN2081337U Hot pressing forming mould for moulding face plate |
| 07/23/1991 | US5033283 Press ram |
| 07/23/1991 | US5033187 Electrical lead terminating installation |
| 07/23/1991 | US5033176 Sag compensating roll for roll presses |
| 07/23/1991 | CA1286698C Die spring construction |
| 07/18/1991 | DE4040430A1 Shortening cocoa-butter extrusion - by measuring data for comparison with stored values |
| 07/17/1991 | EP0436792A2 Press for making dimensionally stable pressed articles from particulate material |
| 07/16/1991 | US5032213 Thermal lid sealing method and apparatus |
| 07/16/1991 | US5032071 Material sensing assembly in a rotary press |
| 07/16/1991 | US5031439 Drive for a male-mold-side ejector slidably disposed in a slide of a metal-forming press |
| 07/16/1991 | US5031431 Method and device for controlling the stroke of a press machine |
| 07/10/1991 | EP0300000B1 Press drive |
| 07/04/1991 | DE4042190A1 System for controlling energy characteristics of power press - has pneumatic-hydraulic cylinders on each side of ram to balance effects of ram mass |
| 07/04/1991 | DE4042189A1 Controlling energy characteristics of power press - by energy transfer between air-hydraulic intensifier and hydraulic cylinder linked to drive connecting rods |
| 07/04/1991 | DE4042188A1 Controlling energy characteristics of power press - by pneumatic cylinders on each side of RAM to balance effects of RAM mass |
| 07/04/1991 | DE4042187A1 Controlling energy characteristics of power presses - with energy transfer from intensifier to crankshaft on downstroke and from ram to intensifier on upstroke |
| 07/04/1991 | DE4042186A1 Controlling energy characteristics of power press - with energy transfer between air-hydraulic intensifier and displacement pump-motor coupled to crankshaft |
| 07/04/1991 | DE4042185A1 Controlling energy characteristics of power press - by energy transfer between main crankshaft and second crankshaft connected to air-hydraulic intensifier |
| 07/03/1991 | EP0435079A2 Hydraulic clamp with direct operated rotary clamping member |
| 07/02/1991 | US5027638 Force-resisting structure |
| 07/02/1991 | US5027631 Method and device for controlling the stroke of a press machine |
| 06/27/1991 | WO1991008894A1 Hydraulic folding press with mobile lower beam |
| 06/27/1991 | WO1991008887A1 Press used as compression molding machine |
| 06/27/1991 | CA2046914A1 Hydraulic bending press with movable lower platen |
| 06/26/1991 | EP0434541A1 Hydraulic bending press with movable lower beam |
| 06/25/1991 | US5026668 Apparatus and method for producing semiconductor device |
| 06/19/1991 | EP0433227A2 Shaping tool providing anodes with studholes |
| 06/18/1991 | US5024900 Composite nickel-phosphorus alloy plated metal sheet excellent in strippability and having high hardness and method for manufacturing same |
| 06/13/1991 | WO1991008095A2 Single-strip moulding apparatus |
| 06/13/1991 | WO1991008091A1 A method of mounting a mould system in a block stone moulding machine, and a correspondingly adapted moulding machine and mould system |
| 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 |
| 06/12/1991 | EP0432094A2 Process for controlling the operation of a hydraulic press |
| 06/12/1991 | EP0431924A2 Three-dimensional printing techniques |
| 06/11/1991 | US5023770 High-speed press control system |
| 06/11/1991 | US5022839 Device for cleaning a molding tool in plastics processing machines |
| 06/08/1991 | CA2031604A1 Forming tool for forming peg holes in an anode |
| 06/06/1991 | DE4038658A1 Connector crimping appts. - measures force applied by load cell set into metal base |
| 06/06/1991 | DE4038653A1 Crimped electrical connector control - using microprocessor comparing actual force with ideal characteristic |
| 06/06/1991 | DE4005157C1 Pressing metal plate for laminates - comprises adhesive and cover films, including glass coating, joined by heat and pressure |
| 06/06/1991 | DE3939385A1 Press for laminates and boards - has sectional heating plates with separate heating control |
| 06/05/1991 | EP0429820A2 Process and apparatus for controlling the manufacturing process in the continuous production of elements having a plaster binder |
| 06/05/1991 | EP0429500A1 Shoe reinforcing shank; modular die |
| 06/05/1991 | EP0363474A4 High-speed press control system |
| 06/05/1991 | CN2078226U Abrasion resisting punch needle of molded coal machine |
| 06/05/1991 | CN2078224U Lifting position-limit safety device for main spiral stem |
| 06/04/1991 | US5020311 Method and a device for producing highly compressed cylindrical bales from loose stalk material |
| 05/29/1991 | EP0428792A2 Single strip molding apparatus |
| 05/29/1991 | EP0428780A1 Punch press with correction value input for the penetration depth and the feed length |
| 05/29/1991 | CA2030822A1 Method of and apparatus for controlling the manufacturing process in the continuous production of gypsum-cemented workpieces |
| 05/28/1991 | US5019114 Moulding tool and method of making same |
| 05/28/1991 | US5018961 Hydraulic closing unit |
| 05/21/1991 | US5017124 Biomass briquetter |
| 05/21/1991 | US5017122 Lubricating rotary tablet press |
| 05/21/1991 | US5017120 Tie-rod assembly for an injection molding press |
| 05/15/1991 | EP0427083A2 Horizontal metal-extrusion press |
| 05/15/1991 | CN2076917U Automatic control device of oil press |
| 05/14/1991 | US5015165 Opening/closing and centering device for tire vulcanizer |
| 05/14/1991 | US5014546 Apparatus for determining the distance between a pair of surfaces in communication with upper and lower mold halves in a press |
| 05/11/1991 | CA2027646A1 Die cushion equipment for press |
| 05/08/1991 | CN2076475U Briquette discharging device for honeycomb briquette machine |
| 05/07/1991 | US5013600 Method and device for cleaning die plates |
| 05/07/1991 | US5012665 Press installation having several presses for the working of sheet-metal parts |
| 05/02/1991 | EP0424505A1 Apparatus and method for fabricating printed circuit boards |
| 05/02/1991 | DE3935787A1 Spindle press with adjustable sliding clearance for ram - which is provided by hydraulic pistons which can be locked in required position |
| 04/30/1991 | CA1283590C Process and apparatus for preparing a flat-topped wave-board panel |
| 04/25/1991 | DE3934167A1 Press for gluing boards - is rectangular box with open top and collapsible side and is equipped with hot air supply |
| 04/24/1991 | EP0424122A1 Die cushion equipment for press |