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Patent Searching and Data


Matches 701 - 750 out of 19,715

Document Document Title
WO/1998/001594A1
The preparation of various mechanical materials for use in a hot dipping bath by using a composition comprising 70 to 95 % Si�3?N�4?, 2 to 10 % Al�2?O�3?, 1 to 10 % AlN, and 1 to 10 % Y�2?O�3?, can markedly prolong the operat...  
WO/1998/001794A1
Elongated backup rollers (8) have magnetized fins (26) with circular rims (28) in rolling contact with a reverse surface (34) of a revolving, flexible, thin-gauge, heat-conducting, magnetically soft ferromagnetic casting belt (40). The m...  
WO/1998/001382A2
Winding arrangement for a web (1) of paper or the like, which comprises a portative drum body (24) having a cylindrical outer circumference (25), a radially deformable intermediate layer (26) of elastomeric material, attached to the oute...  
WO/1997/047460A1
PTFE and other ultra high melt viscosity (UHMV) polymeric materials, such as TFM, and UHMW polyethylene are used, rather than FEP or PFA, in the HST process as it has been found that UHMV polymers may be readily substituted for FEP in th...  
WO/1997/046469A1
A conveyor roller (10) is provided including a first, elongated hollow cylindrical member (14) having opposing ends. A second, elongated cylindrical member (12) is disposed concentrically within the first cylindrical member (14) has oppo...  
WO/1997/044513A1
Causic- and acid-resistant nonwoven articles useful for surface conditioning of sheeting, especially metal sheeting, and a method for the manufacture of such articles are described. The articles comprise a plurality of compacted, stacked...  
WO/1997/042032A1
A roller (1) as a control object and an apparatus (10) for supplying a heat transfer medium are connected through at least one valve-pipe assembly (11) comprising a tubular member (14) and a valve (15). On the basis of the control signal...  
WO/1997/039909A1
A transmission main shaft formed in one piece (12) comprises a female joint element (13B) with sliding articulation (7B), an inner race (15) and a tubular part (16) extending from this race, in the direction opposite to the said female e...  
WO/1997/038162A1
The problems caused by chemical and thermal shrinkage of hard roll covers, are reduced by the inclusion of one or more intermediate compressive layers between a roll core base and cover. The compressive layer has the properties of being ...  
WO/1997/038161A1
The invention concerns a roller (1) which is heated by a gaseous heat-carrier medium, preferably steam (2), and is provided with axially parallel peripheral bores for use in the pressing or glazing mechanism of paper-making machines. The...  
WO/1997/034754A1
In order to control and optimize, without stopping production, bowing in the outer wall (8/10) of a calender roll (1) in which bowing is produced by the action of pressure on an incompressible liquid (12) enclosed in the roll (1), the in...  
WO/1997/028217A1
A rubber composition lowered in heat build-up which comprises (a) 100 parts by weight of an elastomer cross-linkable with an organic peroxide cross-linking agent, (b) 10 to 150 parts by weight of a metal salt of an 'alpha','beta'-ethylen...  
WO/1997/023318A1
A rotary device for producing a flat product (P), including a cylindrical wall rotated about a stationary core (1) and cooled by a circulating fluid for forming the flat product (P) over an angular sector of said wall (2). The cooled wal...  
WO/1997/023689A1
A device for introducing a high-temperature fluid into a rotating body, comprising a pipe (2) through which said fluid passes, and which is solidly connected to said rotating body. The pipe is rotatably coupled to a support (6) by means ...  
WO/1997/022546A1
A lift mast roller assembly (10) for a lift structure of a fork lift truck, comprising in combination an axle bar (9) fixedly attached to a component of a lift mast structure of the fork lift truck and a substantially annular lift mast r...  
WO1997014645A3  
WO/1997/019278A1
A mechanical part having a rolling contact surface (11a) with many isolated minute recesses. A maximum height Ry of a roughness curve R obtained by cutting this contact surface (11a) with a plane perpendicular thereto is 1-3 'mu'm, and a...  
WO/1997/019279A1
A mechanical part having a rolling contact surface (11a) with many isolated minute recesses. A maximum height Ry of a roughness curve R obtained by cutting this contact surface (11a) with a plane perpendicular thereto is 1-3 'mu'm. An at...  
WO/1997/015721A1
The invention concerns a method for regulation of the temperature in the end areas of the roll mantle of a variable-crown roll provided with glide bearings and/or for compensating for an error in the diameter of the roll arising from the...  
WO/1997/014645A2
A running wheel block has a housing (101) with pivot bearing surfaces (102) for slide and/or rolling bearings (103) for holding a running wheel (104) that projects at least on one side. In one embodiment, the housing may be dismounted in...  
WO/1997/014518A1
A hydrodynamically lubricated assembly is disclosed for adjustably and rotatably supporting the journals of work roll pairs in the housing (12) of a roll stand in a rolling mill. The assembly includes a pair of eccentric sleeves (20) jou...  
WO/1997/008089A1
A ground hardening built-up layer is formed on the surface of a trunk portion of a roll, and a frame sprayed layer of a carbide particle-dispersed type self-meltable and hardenable alloy (any one of Ni-based alloy, Co-based alloy and Fe-...  
WO/1997/005399A1
A roller has a rotary hollow roller and a non-rotary crosshead that extends through the hollow roller in the longitudinal direction. The hollow roller is supported by supporting elements (14) that act against its inner circumference and ...  
WO/1997/002908A1
Guiding roller for guiding wire blanks to the rollers of a wire rolling mill, which guiding roller (10) commprises a cylinder shaped guiding roller having a central opening extending throughout the roller. The guiding roller (10) compris...  
WO/1997/000355A1
A roller (100) with controllable deflection is provided with a revolving hollow roller (1) and a non-rotating crosshead (10) which crosses the hollow roller along its length. Support elements (8) follow one another in close succession on...  
WO/1997/000384A1
A roller with controllable sag is provided with a revolving hollow roller and a non-rotating crosshead which crosses the hollow roller along its length and on which the hollow roller is supported by a series of support elements actuated ...  
WO/1997/000334A1
A deflecting roller for a strip material moving through a processing liquid (10) and passing around at least one immersed deflecting roller (2) rotatably mounted on two journals (4, 4') each combined with a bearing (3, 3'). Each bearing ...  
WO/1996/036817A1
The invention concerns a system of oil feed ducts for a variable-crown roll, which roll (10) comprises a stationary roll axle (11) and a roll mantle (12) that is arranged revolving on said axle and that is supported on the roll axle (11)...  
WO/1996/035839A1
The roller (100) can be heated from inside the roller body (10) by a heater (20). Radially outside the heater (20) there are axially parallel drillings (30) evenly distributed over the periphery of the roller body (10) which are connecte...  
WO/1996/032536A1
A partial flow of the heat-conveying fluid used for heating is diverted through the flange pins of a heated roller for processing a web of material, especially a calender roller, between its forward and reverse movements so that the cent...  
WO/1996/031317A1
The surface (13) of a machine part with rolling and/or sliding contact has a plateau-like structure (17) which is formed by an at least two-stage honing process and is interrupted by a plurality of intersecting furrows (15) which extend ...  
WO/1996/031342A1
Covered rolls (10) having reduced residual stresses through the inclusion of one or more intermediate compressive layers (12) and the method for manufacturing are disclosed. In one embodiment, the intermediate compressive layer (12) comp...  
WO/1996/026369A1
The production and operation of high-performance press-rollers having the usual design always entails considerable production and maintenance costs to set and maintain the pressure in the working slit of the roller arrangement at a const...  
WO/1996/020362A1
This idler pulley comprises a pulley body (1) formed, for example, by pressing a steel plate, and a ball bearing (2) fitted in an inner portion of the pulley body (1). A position (Z) on a circumferential surface (1a1) of the pulley body ...  
WO1996005367A3  
WO/1996/018047A1
A device is proposed for centring a bearing bush (4) made of a material (such as a ceramic material) which is sensitive to tensile stress on a shaft (1) which at lower operational temperatures enjoys a degree of play relative to the bush...  
WO1996005368A3  
WO/1996/016884A1
An end cap assembly (10) for a roller tube (76) of a conveyor roller (78) comprising an end cap body (12) proportioned to press fit within an end of the roller tube (76), a bearing means retained between the end cap body (12) and a shaft...  
WO/1996/008363A1
A roll system (1) for use particularly in a papermaking press nip (10) for dewatering a fibrous web, comprising a roll (1) disposed so as to rotatingly cooperate with another roll (12) in a press nip (14), the roll (1) having a helical s...  
WO/1996/006695A1
A working roller (10) for applying pressure to a web of a material interposed between the working roller and an opposing working surface includes a generally tubular roll-shell (12) with bearings at each end thereof, a pair of stationary...  
WO/1996/006224A1
A hydraulic crown support system (28, 31) employs a stationary cross head (30, 42) mounted within a cylinder (22) or beneath an extended nip shoe (24). Individual hydraulic pistons (34, 46) are disposed along the stationary cross head (3...  
WO/1996/005367A2
A hydrostatic self-loading controlled deflection roll has a central, hydraulically operated shoe which extends substantially the entire cross-machine width of the rotating roll shell (1), and two outboard shoes (24, 26, 28, 30) disposed,...  
WO/1996/005368A2
A controlled deflection roll (1) has a roll shell (2) which is hydrostatically radially supported by internally disposed hydrostatic shoes (3, 9). In order to axially position the roll shell (2), a mechanical locating link (23) is provid...  
WO/1996/004331A1
Fluoroinfused composites exhibiting low surface energy and low kinetic coefficient of friction are prepared via contact of a swellable polymeric material with a solution comprising a swelling solvent, an organofluorosilane and a gelling ...  
WO/1996/003545A1
A roller (100) has a rotary hollow cylinder (3) through which extends a non-rotary crosshead (5). The hollow cylinder (3) is supported on the crosshead (5) by two opposite rows (8, 12) of hydrostatic supporting elements (9, 13). When the...  
WO/1996/000691A1
Disclosed is a roller assembly of the type comprising a roller body (1, 101, 201 or 301) provided with opposed ends (3, 103, 203 or 303), a shaft (7, 107, 207 or 307), a bearing (13, 113, 113', 213 or 313) having an inner portion (15, 11...  
WO/1995/034792A1
A description is given of a rotary drum (1), as for example a rotary kiln, which is suspended within a live-ring (3) by means of axially extending brackets (7) which are retained by the live-ring (3) and bearing, at their free ends, agai...  
WO/1995/033932A1
Described is a roller, in particular a roller for grinding or de-agglomerating a variety of materials. The roller is suitable for any application in which roller deformation, leading to a non-constant roller opening, in particular at hig...  
WO/1995/033143A1
The invention relates to a method for reducing the flexural rigidity fluctuation of a roll or a cylinder and for lessening the ellipticity caused by flexural rigidity fluctuation in machining and for diminishing a semi-critical disturban...  
WO/1995/023927A1
An outer race support sleeve (26) is disclosed for supporting the outer race (18) of a ball- or roller-bearing (10, 12) within a bearing housing (6) defining an inner cylindrical bearing surface (8), wherein the support sleeve (26) is an...  

Matches 701 - 750 out of 19,715