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Patent Searching and Data


Matches 201 - 250 out of 2,895

Document Document Title
WO/1994/014175A1
A method for the fabrication of a cylindrical permanent magnet in which the direction of magnetisation varies around the circumference of the cylinder in which a flexible sheet of a magnetic material is formed into a cylinder, magnetised...  
WO/1993/023859A1
Disclosed is an apparatus (10) and process for magnetizing permanently magnetizable strip and sheet material (50) to form a pattern of band-like poles on the material. Two parallel stacks (14, 16) of permanent magnets (18) are used, each...  
WO/1993/021643A1
A process and apparatus for permitting the magnetization of flexible hard magnetic materials in the form of sheets or strips, such as magnetic rubber, wherein opposing arrays (10) formed from alternating magnetic disks and flux conductin...  
WO/1993/015484A1
A device for activating or deactivating an antitheft device and comprising a strip (1) with a layer of magnetic, soft material and a layer of magnetic, hard material, whereby a characteristic magnetizing pattern is provided by an activat...  
WO/1993/004441A1
The present invention relates to a premagnetizing head for charging the magnetizable pigment of characters printed on a document. The head includes a permanent magnet (10) whose one pole is connected to a magnetically conductive metal pl...  
WO/1993/000257A1
A method for automatically monitoring and controlling, by means of a modelling system, the degaussing of a naval vessel having degaussing circuits. The method comprises the steps of: determining a danger zone in relation to which a magne...  
WO/1992/022916A1
The present invention relates to a means for reducing or eliminating a remanent magnetic field around for example a joint that is to be welded. The means is characterized in that it includes a permanent magnet (5) which is displaceably m...  
WO/1992/004695A1
A method and apparatus for producing complex magnetization patterns in a sheet of magnetic material. A fixture having top and bottom plates with a matching conductor pattern embedded in one surface of each plate. The conductor pattern co...  
WO/1991/016717A1
High energy rare earth magnets are formed by injection molding and magnetizing (14, 20) in the mold (12) at a temperature sufficient to substantially reduce the coercivity of the magnetic material, whereby high energy fully magnetized ra...  
WO/1991/010173A1
An improved bar magnet (130) and method of construction, and an improved magnetic core (170) comprising an assembly of such magnets (130), for use in a processing station of an electrostatographic printing machine. The improved bar magne...  
WO/1990/003653A1
A method and apparatus for manufacturing magnets from a magnetizable material under the influence of a magnetic field. A magnetizable material is injected into at least one mold chamber within a frame. An electromagnetic field is generat...  
WO/1989/009901A1
A magnetic shaft seal comprises a packing ring (1) made of a permanently magnetized plastic, surrounding a rotatably mounted shaft (5) and having on the face nearer the shaft (15) a circular recess (2). The regions of the packing ring ad...  
WO/1988/001791A1
A transformer apparatus including a magnetic core (2) and a main winding (N1) is characterized in that an auxiliary winding (N2) is added in operative relation to the magnetic core (2), whereby a predetermined amount of demagnetizing cur...  
WO/1987/005435A1
A device for treatment of ferromagnetic materials comprising means (16, 21, 125, 127, 133, 150, 160, 165, 182, 193, 194, 196, 200, 206, 211, 232) for developing a magnetic field of a selected intensity, duration, and cycle, which field i...  
WO/1986/005313A1
A device for demagnetization of parts after they have been influenced with the magnetic field comprises coils (1, 2) connected to a source of alternating current and placed one inside the other at an equal angle to a tray (3) passing thr...  
WO/1985/004512A1
In order to form, on opposite plane surfaces of a magnetizable plate portion of a part (62), a series of magnetized areas, the device comprises a frame (68) wherein two support parts (64, 65) made of a material having a high magnetic per...  
WO/1985/003801A1
The magnetization device comprises an electric power source, at least two current pulse generator devices connected to said source and a plurality of elongated electric conductor parts (21 to 28) connected and arranged so that the magnet...  
WO/1985/000335A1
Magnet assembly consisting of a plurality of permanent magnets (1) each of which is wound around by a solenoid winding (4) which in use produces a field to force the permanent magnet (1) into positive or negative saturation in dependence...  
WO/1983/000944A1
Apparatus for uniformly premagnetizing magnetic media, such as wide magnetic tapes and/or for substantially uniformly orienting the magnetic particles in the slurry of the magnetizable layer of magnetic media during their formation. Prem...  
WO/1982/004160A1
A switching apparatus (1) for changing the polarity or intensity of the magnetic field of ferromagnetic bodies, for example the magnetic field of tensioning devices with permanent magnets, has a series arrangement. Said arrangement conta...  
WO/1981/001769A1
Prior art magnetic chuck control systems do not utilize state of the art components and do not sufficiently isolate the power output from control circuits. The instant invention discloses a magnetic chuck control system employing solid s...  
WO/1980/000196A1
A method of producing a roll-type magnet adapted to be used in electrophotographic reproducing machines etc., in which several notches (13) are formed on one side of a laminate (9) composed of two or more kinds of composite magnet sheets...  
WO/1979/000639A1
After assembly of a key, magnetic poles are imprinted on a magnetisable body (1) of the key by passing an electric current through a pair of parallel electrical conductors (22) which are spaced apart in a direction transverse to their le...  
JP6686133B2  
JP6686858B2  
JP2020053515A
[Subject] A manufacturing method of a multi-electrode bond magneto complex which raises magnetism is provided, narrow-izing a magnetic pitch of a multi-electrode bond magneto complex. [Means for Solution] It is characterized by a manufac...  
JP6664767B1
[Subject] When making a comparatively small magneto material magnetize like a magnet coupling mechanism which makes a magneto drive pump drive, magnetization operation is not performed two or more times, but cost is held down, and a magn...  
JP2020038027A
[Subject] It aims at offer of a manufacturing method of a rotation child for magnetic refrigeration devices who makes it easy to include a rotation child in a yoke, a magnetic refrigeration device provided with this, and a magnetic refri...  
JP6662258B2  
JP2020028185A
[Subject] A manufacturing method of a magneto structure and a magneto structure with which easy-ization of magnetization was attained, and a manufacturing method of rotation electrical machinery are provided. [Means for Solution] In magn...  
JP6649335B2  
JP2020024131A
[Subject] A magnetic property measuring method and a device of a magnet which can make small variation in a measurement result of peculiar coercive force are provided. [Means for Solution] An installation step (S12) which installs a magn...  
JP2020504450A
How to operate apparatus which carries out magnetic Annealing of 1 or the two or more work piece, and the apparatus concerned was shown. The apparatus concerned is the work piece holder constituted so that 1 or two or more work piece mig...  
JP2020013646A
To provide a permanent magnet type deflecting magnet device capable of achieving miniaturization and cost reduction in a device as compared with prior art.A permanent magnet type deflecting magnet device includes a first permanent magnet...  
JP2020004149A
To simplify the configuration for providing haptic presentation to an operator.An operation device 100 includes a stator 1 and a movable element 2. The movable element 2 has an operation part 5 and moves relative to the stator 1 as the o...  
JP2019214140A
To provide a manufacturing method of a recycled sheet-like polymeric material, that is also usable for a conventionally used polymeric material system as a so-called packing material, and to provide a sheet-like polymeric material manufa...  
JP2019536652A
The present invention relates to the magnetic assembly for generating to a substrate the optical effect layer (OEL) containing the un-spherical magnetism paints particles or the magnetizable paints particles by which for Magnetic distrib...  
JP2019212743A
To provide a method of magnetizing a multipolar magnet capable of adjusting surface magnetic flux density of a specific magnetized portion in a multipolar magnet and adjusting a surface magnetic flux density waveform along a magnetized s...  
JP6616338B2  
JP6612023B2  
JP6611780B2  
JP6610605B2  
JP2019193404A
To provide a magnetization apparatus, a method for manufacturing a magnet structure, and a method for manufacturing a rotary electric machine in which efficiency of magnetization is enhanced.According to a magnetization yoke 30 of a magn...  
JP2019192668A
To provide an orientating element device and an orientating element manufacturing method with which it is easy to manufacture an orientating element efficiently and it is possible to manufacture a large-sized sheet-like orientating eleme...  
JP2019169626A
To provide a magnetization method for a superconducting bulk, for forming a highly even magnetic field.A magnetization method for a superconducting bulk comprises: a magnetic field application step in which a magnetic field in which a ma...  
JP2019160991A
To form multiple trucks appropriately while restraining occurrence of magnetic interference between adjoining trucks at the time of magnetization, with regard to a magnetization device.A magnetization device 1 magnetizes a portion corres...  
JP2019161159A
To provide a demagnetization system, structure, and demagnetization method, capable of more accurately performing demagnetization even when a magnetization state of the structure has changed.A demagnetization system is to be applied to a...  
JP2019156332A
To provide a magnetic field estimation device capable of estimating a magnetic field at higher accuracy without carrying out additional measurement of an outside magnetic field, a demagnetization system, and a magnetic field estimation m...  
JP2019525498A
The present invention indicates the device for magnetizing a conductive hollow shaft by ferromagnetism, and is this device, The conductive cylindrical element for generating one or more magnetic fields by the internal contact device used...  
JP2019140370A
To contribute to the suppression of magnet demagnetization.A magnet manufacturing method includes an alignment step of aligning easy magnetization axes in a state where a magnet creation mold (260) filled with magnet powder is set in a m...  

Matches 201 - 250 out of 2,895