Patents
Patents for B21B 31 - Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames (6,388)
05/1990
05/22/1990US4926666 Assembly for adjusting the rolls of punching and like machines
05/17/1990DE3838556A1 Kontinuierliche walzstrasse mit mehreren walzgeruesten in einem formstahl-walzwerk Continuous rolling road with several walzgeruesten in a mold steel-rolling mill
05/16/1990CA2003032A1 Arrangement for guiding rolled material between the rolls of roll stands
05/15/1990US4924689 Rolling mill
05/09/1990EP0366921A1 Device to change the equipment on an integrated plurality of rolling stands with pairs of rolls supported as cantilevers with alternate axes
05/08/1990US4922779 Slitting shears
05/08/1990US4922740 Rolling unit supported as a cantilever
05/01/1990US4920778 Roll stand with roll rings placed from one side on a pair of roll support shafts supported on two sides
04/1990
04/24/1990US4918965 Multihigh rolling mill
04/24/1990US4918964 Adjusting mechanism for a universal stand
04/18/1990EP0363731A2 Method and device for adjustment and variation of the passage height of the rolling stock in roll stands of a structural mill
04/18/1990CN2056098U Central roll mounting of rolling mill
04/17/1990US4916824 Method for measuring roll profile and apparatus therefor
04/12/1990DE3834606A1 Device for fixing a roll ring
04/11/1990CA2000352A1 Method and apparatus for adjustment and changing the height of the plane of passage of the material to be rolled through rolls in rolling stands of a shape rolling mill
04/04/1990EP0362192A2 Adjusting system for the gap width of the supporting roll pairs in the so-called twin belt system
03/1990
03/28/1990CN2055068U Roll mountings in rolling mill
03/27/1990US4910987 Roll neck face seal for cantilevered rolling mill
03/21/1990EP0358917A2 Method for operating a small-section rolling mill with a cooling stretch arranged in a rolling line for thermomechanical finish rolling, and small section rolling mill for carrying out said method
03/21/1990EP0246293B1 Rolling mill
03/20/1990US4909060 Oil compression compensation system
03/13/1990US4907439 Roll stand with system for axially displaceable rolls
03/13/1990US4907437 Universal rolling stand with rolling rings supported as cantilevers
03/13/1990US4907329 Axial support device for a cylinder with rotating sleeve
03/13/1990CA1266578A1 Wire rod block
03/08/1990DE3829066A1 Apparatus for changing the work rolls, especially those in four-high rolling stands
03/07/1990EP0357107A2 Cantilevered rolling mill assembly
03/06/1990US4905494 Apparatus for axially slidably positioning roll bearing supports in the housing window of a stand of a multiroll mill
03/06/1990US4905493 Rolling stand which can be converted into a four-high stand or universal stand, and rolling line which employs such convertible stand
02/1990
02/15/1990DE3826544A1 Device for adjusting the chock-mounted rolls of rolling stands
02/14/1990EP0354351A2 Rolling stand for flat products
02/07/1990EP0354170A2 Device for axially guiding the cylinders of rolling stands
02/06/1990US4898479 Roll neck bearing assembly and inner bearing component therefor
02/06/1990US4898014 Roll shifting system for rolling mills
01/1990
01/31/1990EP0352329A1 Working stand of rolling mill
01/24/1990CN1038956A Apparatus to replace sets of rolls and relative equipment in rolling stands having rolls supported as cantilevers
01/24/1990CN1038954A Process and rolling train for continously rolling profiled stock into prefab, accurate in size (completed-) shape of cross section
01/11/1990DE3840829A1 Rolling stand constructed without housings
01/10/1990EP0349840A2 Rolling mill for the production of a rolling stock
01/10/1990EP0241508B1 Wire rod block
01/03/1990EP0348711A2 Device for axially shifting rolls in the stand of a rolling mill
01/03/1990EP0348553A1 Roll replacement apparatus for cantilever rolling stands
12/1989
12/20/1989EP0346880A2 Adjustable width rolls for rolling mill
12/06/1989CN2048914U Roller bearing with four array cylinder used in roll
12/05/1989US4884449 Apparatus for detecting a failure in bearings
11/1989
11/28/1989US4883372 Device to clamp a roll assembly having a vertical axis on universal rolling stands
11/23/1989DE3816802A1 Vorrichtung zum axialen anstellen der walzen von walzgeruesten, insbesondere zur herstellung von profilstahl Device for axial do the roll of walzgeruesten, especially for manufacturing shape
11/21/1989US4881396 Rolling mill stand with axially slidable rolls
11/21/1989US4881310 Overhung roll assembly
11/16/1989DE3912447A1 Working method and rolling train for the continuous rolling of a profiled strand of rolling stock to a predetermined, dimensionally accurate (final) profile cross-section
11/15/1989CN1037099A Rolling train, in paraticular rolling train in use for sectional steel rolling mills
11/09/1989DE3910827A1 Cylinder/piston unit for displacing a roller transversely to its longitudinal axis
11/08/1989EP0340505A2 Operating process and roll train for continuously rolling a sectional bar to a finished profile section with given accurate dimensions
11/08/1989EP0340504A2 Device for bending and balancing axial movable rolls of a rolling stand
11/02/1989EP0339033A1 Double roller crossrolling mill for piercing and stretching solid and hollow blocks.
11/01/1989CN1036716A Method and apparatus for regulating thickness of web and flange in universal framing
10/1989
10/25/1989EP0338167A1 Driving device for the simultaneous drive of two parallel screw and nut systems
10/24/1989US4876098 Method of rolling dough
10/19/1989DE3811970A1 Rolling bearing arrangement
10/04/1989CN2045332U Rolling mill with small deflection and high stiffness roller
09/1989
09/28/1989DE3807654A1 Method and device for changing and/or (re-)starting up rolls, rollers, shears or the like mounted in chocks
09/27/1989CN2044911U Lower adjustment mechanism of sealed steel rolling machine
09/26/1989CA1261654A1 Hot rolling method
09/26/1989CA1260738A1 Rolling mill stand
09/26/1989CA1260737A1 Setting process for slanted roll rolling mill, and said type of mill
09/21/1989DE3807628A1 Rolling stand with displacement device
09/21/1989DE3807627A1 Drive mechanism for the adjusting spindles of rolling stands
09/19/1989US4866969 Three-part roll assembly with exchangeable center part
09/19/1989US4866827 Sealing arrangement for roll bearings in skin pass mill stands
09/06/1989EP0330888A2 Device to clamp a roll assembly having a vertical axis on universal rolling stands
08/1989
08/30/1989EP0329999A2 Method and device for controlling the thickness of webs and flanges in universal rolling mill stands
08/30/1989EP0329998A2 Rolling train, especially one in a section-rolling mill
08/30/1989EP0329972A1 Cantilever rolling mill stand with converging roll axes
08/23/1989EP0328645A1 Chockless rolling mill
08/17/1989DE3803490A1 Safety arrangement for actuating cylinders, especially for calenders with adjustable rollers
08/16/1989CN2042758U High-rigidity rolling machine without cross beam
08/09/1989EP0326805A2 Roll stand with a shifting device
08/03/1989DE3802315A1 Arrangement for introducing bending or counterbalance forces into axially displaceable rolls of a rolling stand
08/02/1989CN2041982U Roller-mill bearing with solid holder without square ball-loading hole
08/01/1989CA1257989A1 Strain imparting device
07/1989
07/27/1989WO1989006573A1 Working stand of rolling mill
07/19/1989EP0324612A2 Taper rolling of metal
07/19/1989EP0324488A2 Rolling mill and rolling mill installation
07/18/1989US4848128 Roll stand with axially oppositely shiftable working rolls
07/11/1989US4845970 Process and apparatus for regulating the synchronization of a pair of rolls
07/04/1989US4843854 Rolling mill roll eccentricity control
07/04/1989CA1256909A1 Coolant seal for rolling mill oil film bearing
06/1989
06/27/1989US4841761 Multipurpose rolling mill
06/21/1989EP0321139A1 Overhung roll assembly
06/20/1989US4840385 Device for sealing shaft bearings or shaft bearing housings
06/14/1989EP0320465A2 A roll forming machine
06/07/1989CN1004405B Multiroll rolling mill
05/1989
05/17/1989EP0316072A2 Rolling mill apparatus
05/11/1989DE3737100A1 Control system on rolling mills
05/03/1989EP0313610A1 Rolling mill stand.
05/02/1989US4825675 Top roll exchanging apparatus for a wheel rim forming machine
04/1989
04/27/1989DE3811875A1 Guide arrangement
04/25/1989US4823585 Hot rolling method
04/25/1989US4823584 Roll change arrangement for beam mill stand
04/12/1989EP0310898A1 Apparatus for rolling threads or similar profiles
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