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Patent Searching and Data


Matches 701 - 750 out of 10,758

Document Document Title
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...  
WO1997019273A3  
WO/1997/037146A1
A device including a reference ring (50) made of a low-resistivity non-magnetic material and mounted on the rotor, stator coils adjacent to the reference ring (50), and AC power supply means for the coils, is disclosed. A ring-shaped rac...  
WO/1997/032386A1
The invention concerns a flywheel energy accumulator which has a vertical shaft and comprises an upper flywheel and a lower flywheel which are driven by a homopolar machine and are jointly mounted at a mutual spacing on the rotor shaft o...  
WO/1997/031193A1
A rotor arrangement (10), particularly a shaft suspended in a magnetic bearing arrangement having an active axial magnetic bearing (12), includes an axial shaft displacement sensor (26) and a displacement rate transducer (32) which co-op...  
WO/1997/029291A1
A rotary hybrid bearing (6) that utilizes both hydrostatic and hydrodynamic principles to support a rotatable shaft (7) in which lubricating fluid is fed through orifices (8) or other flow restriction devices to a plurality of recesses (...  
WO/1997/026224A1
The invention concerns a process for producing optimized melt-textured volume probes based on the high-temperature superconductor YBa2Cu3O7 (YBCO) for use in contact-less self-stabilizing magnetic bearings. The object of the invention is...  
WO/1997/024537A1
A backup bearing (30) for supplying backup to magnetic bearings is provided, the backup bearing comprising: an outer race (32) disposed about the axis (Y) of a stationary shaft (17), the outer race mounted to a flywheel assembly (16) for...  
WO/1997/024535A1
Bearing systems, such as magnetic bearings, are widely used today in a variety of applications. All bearing systems are, however, subject to failure. Therefore, backup bearing systems are often utilized in conjunction with a main bearing...  
WO/1997/019273A2
The invention relates to a magnetic bearing for the contact-free support of a moving, specifically rotating, body (hereinafter referred to as the rotor (1)) in relation to a fixed part (hereinafter referred to as the stator (8)), at leas...  
WO/1997/013986A1
The invention relates to a rotodynamic machine for conveying a fluid, like a turbo-machine (2) or a centrifugal pump, with at least one drive and bearing device (1) in the form of an electric motor with a stator and a magnetic-bearing ro...  
WO/1997/013985A1
A magnetic bearing device comprising a protective bearing that makes contact with a rotating shaft in the beginning to prevent vibrations so that the shaft speed may increase stably and reach a steady state. A frusto-conical portion (24)...  
WO1997002732A3  
WO/1997/008470A1
An integrated spindle shaft and the like and self-compensating hydrostatic bearing assembly, obviating the need for external bearing sleeve constructions, in which a cylindrical bearing bore is so provided having circumferential grooves ...  
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/1997/004243A1
An electromagnetic radial bearing (30) has diametrically opposite pole arrangements in pairs (15'1, 15'3 and 15'2, 15'4) which have limbs (191A, 191B, 191C, 192A etc.) spaced apart circumferentially of a rotor (11), each limb carrying bo...  
WO/1997/002732A2
A magnetic bearing with reduced control-flux-induced rotor loss includes a rotor (14), and a stator (12) having a plurality of slots (S1-S16) around which coils (150-156) of a first Phase A and coils (160-166) of a second Phase B are wou...  
WO/1996/041409A1
A magnetic bearing apparatus and a method for providing at least one stabilizing force in a magnetic bearing structure with a superconducting magnetic assembly (12, 42, 82, 102) and a magnetic assembly (30, 60, 92, 112), by providing a s...  
WO1996023400A3  
WO/1996/036059A1
A soft magnetic article is disclosed which is formed of an alloy consisting essentially of, in weight percent, about C 0.003 - 0.02, Mn 0.10 max., Si 0.10 max., P 0.01 max., S 0.003 max., Cr 0.1 max., Ni 0.2 max., Mo 0.1 max., Co 48 - 50...  
WO/1996/035884A1
A coating system (10) and method for facilitating the cleaning of hydrodynamic bearings (12) and their associated structure is effectuated by applying a surface energy lowering coating (62) to selected portions of the bearing other than ...  
WO/1996/029522A1
In a magnetically mounted oscillation-damped flywheel, both the force generating systems (M1, M2) for the radial drive and transverse movement and the corresponding control sensors (SE1...SE4) are located in the wheel hub. Parasitic osci...  
WO/1996/029775A1
In a magnetically mounted, position-stabilised flywheel, the force-generating systems (M1) at least for the rotary drive are designed to operate on the electrodynamic principle and located inside the wheel hub. The coils are situated on ...  
WO/1996/024777A1
A hydraulic axial bearing for a radially-mounted axle (1), which has a flange (1a) incorporating an outer, substantially axial sealing gap (7) formed between the flange and a sealing ring (3), and an inner, substantially radial sealing g...  
WO/1996/023400A2
A method of concentrating energy to produce large velocity, high pressure and/or high temperature conditions, including the steps of forming a resonant cavity inside a container; filling the resonant cavity with a liquid having a compres...  
WO/1996/022475A1
The magnetic bearing for the magnetically active centering, along a centering axis, of a second body (B) in a relative motion with respect to a first body (A) comprises in particular an actuator (12) comprising at least a first ferromagn...  
WO/1996/018805A1
The bearings (3, 4) of the shaft (2) of a turbine (1) have each a first bearing part (3a, 4a) joined to the shaft and a second fixed bearing part (3b, 4b). In order to make the bearings (3, 4) inherently stable, one of both bearing parts...  
WO/1996/015369A1
Piston compressor for compressing gas, comprising a frame with at least one cylinder which has an essentially horizontal axis, a piston which is reciprocable in the cylinder, a piston rod which at one end thereof is fixed to the piston, ...  
WO1996008831A3  
WO/1996/010135A1
An electromagnetic bearing for suspending a rotor (21), comprising a core (29) defining a pair of poles (31), coils (35) mounted onthe core (29) which, when energised, produce magnetic flux which passes from one pole (31) of the pole pai...  
WO/1996/010134A1
A damping arrangement (20) (Figure 1(b)) for radial vibrations in a turbomachine shaft (10) comprises two circumferentially limited, diametrically opposed damping chambers (22, 23) open towards the shaft and to which gas is supplied alte...  
WO/1996/010133A1
A damping arrangement for axial vibrations in a turbomachine shaft (10) comprises at least one circumferentially extending annular damping chambers (34 and 35) open towards a shaft thrust face (19A and 19B) of radially extending collar (...  
WO/1996/008831A2
A high temperature superconducting bearing including a permanent magnet rotor levitated by a high temperature superconducting structure. The rotor preferably comprises a plurality of concentric permanent magnet rings coupled to permanent...  
WO/1996/007832A1
A hollow poriton is defined in the axis of an inner shaft (2) to form a center oil feed passage (3), and a plurality of oil feed ports (4) penetrating through an outer peripheral surface of the inner shaft (2) from this center oil feed p...  
WO/1996/005443A1
An improved journal bearing (12) includes a first groove (36), in the direction of journal rotation, formed in the inner surface of the journal bearing. The first groove (36) extends axially along the length of the bearing and has oppose...  
WO/1996/002353A1
Formed in a spindle (2) is a cooling processing liquid passage (19) extending axially. Fixedly provided on a rear end of a housing (1) is a cylindrical cooling processing liquid supplying member (29) adapted to be inserted into the passa...  
WO/1996/002767A1
A damping arrangement (25) for damping axial vibrations in a shaft suspended (optionally) by a magnetic bearing has a radially extending thrust face (24) mounted on the shaft and separated by a small face gap (29) from a housing (30) and...  
WO/1996/001956A1
A back-up bearing arrangement (25) for a magnetic bearing (12, 13) includes a stationary dry running bearing material (30) and a rotatable collar (26) which runs in abutment therewith upon failure of the magnetic bearing. To avoid adhesi...  
WO/1995/035447A1
A turboexpander associated with a rotary compressor by means of a rotor shaft connecting the two. A bearing housing includes magnetic radial and thrust bearings which control the placement and dynamics of the shaft within the housing. A ...  
WO/1995/034763A1
A DC-biased axial magnetic bearing includes a rotating member (50) (or shaft) having a radially extending tab (or support) (52) located between a pair of teeth (62, 64) of a C-shaped control member (60). A permanent magnet (68) provides ...  
WO/1995/032542A1
An apparatus and method for reducing magnetic field inhomogeneities which produce rotational loss mechanisms in high temperature superconducting magnetic bearings. Magnetic field inhomogeneities are reduced by dividing high temperature s...  
WO/1995/032541A1
A high temperature superconductor material bearing system (38). This system (38) includes a rotor (50) having a ring permanent magnet (60), a plurality of permanent magnets (16, 20 and 70) for interacting to generate levitation forces fo...  
WO/1995/025906A1
A slide contacting surface (1A) of a sliding bearing (1) has ridges (1a) extending continuously and helically at a predetermined pitch p. The roughness h of the slide contacting surface (1A) including the ridges (1a) is set not more than...  
WO/1995/024569A1
A novel means for the design of the pockets of a hydrostatic spindle and the flow supply, collection, and pocket (15B) injection means to allow for very high speed rotation with a minimum of heat generation, and maximum load capacity; fu...  
WO/1995/023297A1
An automatic position-sensing active magnetic bearing comprises first and second opposing electromagnets arranged on either side of a ferromagnetic body (1) suspended without contact between said electromagnets. The bearing comprises ind...  
WO/1995/023298A1
A magnetic thrust bearing (110) comprises a magnet (112) mounted on a shaft (114) and a plurality of equi-angularly spaced superconductors (116) mounted on a static structure (118). Each superconductor (116) is mounted onto the static st...  
WO/1995/016499A1
The invention relates to a monitor for ejecting jets of water, foam or mist, comprising a pipe system attached to a foot support, which is rotatable on the support. The foot support is characterized by a lower disc-shaped part (10), an u...  
WO/1995/016863A1
A hydrodynamic thrust bearing and method for manufacturing the same. The bearing includes spaced planar pads (132) supported on radially-extended beams (134). The beams are connected to a base ring (130) that is preferably circular. The ...  
WO/1995/016240A1
A multidimensional interconnection and routing apparatus for a parallel processing computer connects together processing elements in a three-dimensional structure. The interconnection and routing apparatus includes a plurality of process...  
WO/1995/013480A1
A device for mounting and driving a tubular spindle (10), including first and second axial-flux radial active magnetic bearings (60, 70) arranged at first and second ends of the tube (10) respectively. Each of the radial active magnetic ...  

Matches 701 - 750 out of 10,758