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WO/1998/022955A1 |
A self-fusible insulated wire produced by coating an insulated wire with a coating composed mainly of a polyamide resin and baking the coating film to provide a fusion layer on the outermost layer. The wire can provide a coil with the di...
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WO/1998/020595A1 |
The present invention relates to a stator for a rotating electric machine, comprising a stator, with a stator core and a winding, and a rotor, wherein said stator core is provided with stator teeth extending radially inwards, towards sai...
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WO/1998/011649A1 |
An electromechanical device has a coil configuration comprising an insulating substrate (30) carrying a first group of 12 series-connected spiral conductor patterns (21a-21m) and a second group of 12 series-connected spiral conductor pat...
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WO/1998/011572A1 |
A method for high speed spin winding a coil on a continuous lamination core. A two piece or hinged bobbin (26) having two flanges (30, 34) is placed around a leg of the transformer core (22) and snapped together. Both flanges include an ...
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WO/1998/006114A1 |
A winding, particularly for a high-voltage ignition coil circuit, is disclosed. The winding at least partially consists of substantially frusto-conical, continuously juxtaposed wire layers (5, 6, 7,...; 20).
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WO/1998/004105A1 |
A method for making a printed circuit (21;31) from a dielectric film (1) coated with one or more conductive metal layers (2, 2') is disclosed. The method comprises a step of marking out the various conductive paths (8) by mechanically ma...
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WO/1997/033112A1 |
A solenoid operated valve (31) includes a coil (30) formed by a continuous winding of foil tape (37) wound upon a sleeve (35). The foil tape (37) includes a thin electrically conductive copper laminate (38) carried on a dielectric tape (...
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WO/1997/033287A1 |
A bobbinless coil (30) for a solenoid valve having at least one free standing wire termination (33, 34). An end cap (40) having at least one terminal post (43, 44) is adjacent to one end of the coil with the post receiving and supporting...
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WO/1997/021231A1 |
A plurality of sensing coils are formed by spiral coil electrical conductor sections deposited on a flexible substrate which is formed into a cylindrical form about a central axis. The conductor sections are spaced apart by a distance eq...
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WO/1997/018567A1 |
The process for impregnating substrates, in particular windings in electrical machines, with radical-hardened resin systems A) has the following features: the resin system A) is made up of A1) a resin which can be radical-hardened to for...
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WO/1997/016944A1 |
The invention relates to a superimposed-pulsed ignition device which has a transformer (1) and at least one of the following components: a terminal (9), a capacitor (17) and a power resistor (18). The transformer (1) is arranged on a car...
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WO/1997/007516A1 |
The invention relates to a support for at least one coil wire of an electromagnet, especially for use in electromagnetic valves, consisting of a hollow cylindrical support section, the ends of which are fitted with stops defining the axi...
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WO/1997/002581A1 |
A non-metallic bobbin (22) has features on a radial flange (28) which allow magnet wire (MW) that forms an electromagnet coil (114) on the bobbin core (24) to be tensioned throughout. An end segment of magnet wire is wrapped around a pos...
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WO/1996/025750A1 |
A high temperature electrical insulation system is provided by forming a winding in an electrical device from a conductor that is pre-coated with a first layer of at least partially cured inorganic material. A second layer of inorganic m...
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WO/1996/019033A1 |
An electric machine, in particular a generator for vehicles, has a revolving rotor mounted in a stator housing and having an exciting winding (24) secured against rotation to the rotor shaft. The winding ends (26, 28) extend up to collec...
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WO/1996/014644A1 |
The invention concerns a filter choke having a coil core (14) which comprises a straight core section and two coils (W1, W2) which are disposed thereon, have identical inductance and are wound in opposite senses. The coils (W1, W2) are d...
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WO/1996/003661A1 |
The apparatus comprises a mainly cylindrical RF coil (9) having a central axis (33) which extends in its longitudinal direction, which coil comprises a number of axial conductor elements (35) which extend parallel to the central axis acr...
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WO/1995/032511A1 |
The invention relates to a coil former for automatic coil winding, especially RM coil formers, consisting of a cylindrical winding body (103), a lower flange (104) having side projections (111) forming wire guide slots (112) and bearing ...
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WO/1995/028303A1 |
The pressure regulating device (10) has at least one valve (17) integral with a valve block (11) having a valve dome (18), projecting from the valve block, onto which can be fitted a coil (19) in a cover (12). Integrally bonded electric ...
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WO/1995/022154A1 |
The device comprises a coil former (1) made of an electrically insulating material, and at least one winding (11) of an electrically conductive wire provided on the coil former. The coil former (1) is provided with connection members (13...
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WO/1995/019630A1 |
A compact coil assembly (10) is provided for protecting electrical components from transient voltage surges. The assembly (10) includes a bobbin (12) having a cylindrical core (14) with two ends. A first and second flange (20, 22) are ea...
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WO/1995/006319A1 |
A secondary ignition coil (412) is wound around a bobbin (400) having a plurality of slots (406, 408, 410) therein. The slots are spaced around the cylindrical wall of the bobbin (400) to provide for the rapid and uniform flow of resinou...
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WO/1995/004287A1 |
A SQUID flux meter includes a pickup coil wound on a cylindrical resin-coated bobbin made of woven wire of a non-magnetic material, such as copper, having a high heat conductivity. The wire-woven structure includes straight filaments par...
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WO/1995/002255A1 |
In the device of the invention with a four-legged coil (1), two specially shaped sockets (4 or 5) in the housing (6) are allocated to each of the two winding ends (2, 3). The electrical connection to the four-legged coil (1) is made via ...
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WO/1994/028969A1 |
Inductors for propagating electromagnetic fields are each comprised of a flexible planar coil (10) in the form of an annular ring having an inner perimeter (14), an outer perimeter (16) and a void central region, the dimensions of the in...
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WO/1994/029741A1 |
A focal magnetic resonance imaging system (20) for generating images of neural structures such as nerves. The system (20) includes a control and analysis system (22), a polarizing system (24), and splint-coil assembly (26). The splint-co...
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WO/1994/020702A2 |
In a device for conveying damp or salts, e.g., to dry masonry, with at least one electrical conductor wound into a coil (100) and fitted in a housing, the winding diameter of the coil (100) diminishes spirally from one end to the other. ...
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WO/1994/017537A1 |
A coil bobbin is formed by injection-molding a thermoplastic resin (A) having an elastic modulus of 8 x 102 kgf/mm2 or more, and a thermal deformation temperature of 200 �C or higher under a load of 18.6 kg/cm2. The bobbin and an arm a...
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WO/1994/011749A1 |
A local coil assembly includes an RF coil disposed inside a cylindrical form and a pair of z-axis gradient coils wound around the outside of the cylindrical form. First and second pairs of gradient coils are mounted on opposite sides and...
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WO/1994/009183A1 |
There is disclosed a method and apparatus for coating an electromagnetic coil, particularly stator coils (14) for an electric motor, with an insulating catalyzed resin material. The catalyzed resin material is a two component material co...
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WO/1994/009505A1 |
A coil-bearing body (1) has in at least one of its flanges (3, 4) a plug-in channel parallel to the axis of the coil for inserting a fastening section (10) of a coil-coupling element (8). A winding piece (9) for each end of the winding i...
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WO/1994/000857A1 |
A coil body, especially for RM cores, is given adequate mechanical and high thermal stability by the following features: a) a hollow cylinder (1) together with an upper flange (2) and a lower flange (3) forms a coil winding core; b) on t...
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WO/1993/024848A1 |
A magnetic resonance probe coil (20) is made of a spiral inductor (22) consisting of several turns of a superconducting film (24). Distributed throughout the inductor are interdigital capacitive elements (26). The turns of superconductin...
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WO/1993/021645A1 |
Superconducting electromagnets suitable for use in the NMR tomography of human organs, and a method of making the same, are disclosed. Each of the disclosed electromagnets are constructed according to a structured coils methodology. The ...
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WO/1993/010576A1 |
The invention concerns a connection terminal for a firing device, in particular for discharge-lamp starters. The terminal comprises a housing (5) in which is mounted a terminal insert (1) with a sleeve (6) which can be introduced into th...
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WO/1993/009556A1 |
The coil proposed has a main body with a substantially cylindrical tube (2) used as the support for the winding (5). Located on the external surface of the tube are stud-like protuberances (8) which project into the winding (5) and preve...
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WO/1993/000691A1 |
A transformer or inductor bobbin (2) having pins (24) of rectangular cross-section with complementarily profiled ends (24A, 24B), of which one (24A) is tapered and the other (24B) has a recess (24E). The rectangular cross-section allows ...
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WO/1993/000690A1 |
A transformer (202) has a bobbin (2) with an inner portion (104) supporting an inner electrical winding (140) and having a magnetic core recess. The inner portion is located within an outer portion (4) supporting an outer electrical wind...
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WO/1992/022103A1 |
In a welding process, a metal cap (4) with a closed end (4a) is placed on a terminal (2) with the end of a winding (3) wound upon it and welded from its closed end to the terminal (2) and the end of the winding (3) under a protective gas...
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WO/1992/021113A1 |
The present invention is a stabilized resonant tag circuit (10) for use as an electronic article surveillance tag. The tag has a flexible substantially planar dielectric substrate (12) having conductors (20, 22) positioned on either side...
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WO/1992/020079A1 |
The proposal is for the production of a coil former with ends (5) injection moulded in a lower flange (2') for the through connection of suitable terminal pins (3) which can be wound in a section (4) beneath the lower flange (2') with en...
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WO/1992/013354A2 |
The aim of the invention is to provide an inexpensive design for a primary-winding terminal of a multi-point ignition coil (10) in which several primary windings are accommodated in a common housing (11). Several conductive tracks are fo...
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WO/1992/009180A1 |
A loudspeaker (1) comprising: a magnet unit (3) which generates a magnetic field; an element suspended for resilient movement round a stable rest position, such as a diaphragm, a cone (5), a dome or other element suitable for radiating s...
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WO/1992/009092A1 |
In order to produce a coil former (5C) particularly suitable for small and safety transformers, the invention calls for several shells (5c1, 5c2, 5c3) made of electrically insulating material to be disposed one over the other in layers. ...
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WO/1992/009175A1 |
A transponder system including a transponder (16) and an interrogator (14) having a transmission coil (20) for producing a high-intensity electromagnetic field for inductively powering the transponder and two receiver coils (32,34) for r...
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WO/1991/015870A1 |
A high performance, vaccum compatible electromagnetic electron lens coil for electron beam systems has reduced gaseous emissions and improved heat dissipation capability. It comprises a wound coil (48) of electrically conductive wire (56...
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WO/1991/015861A1 |
A low-profile planar type transformer having a unique bobbin design and a minimum of other pieces. The transformer is assembled by simply stacking all of the pieces, other than core pieces, in a sandwich-like-laminate and placing two app...
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WO/1991/012619A1 |
A magnetic coil (32) is composed of essentially annular metal sheets (2) stacked one behind the other in the direction of the axis (22) of the coil. The metal sheets (2) are each interrupted in a region of their periphery, and adjacent m...
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WO/1991/010243A1 |
This invention relates to coil assemblies and in particular, but not exclusively, to such assemblies for acoustic transducers. Thus a transducer (10) includes a case (11) in which is located a coil (16) mounted on a flexi-circuit, which ...
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WO/1991/005337A1 |
In the focussing and track control circuit of an optical recording or playback device small coils, for example, are used as regulators. Two coils are usually interconnected in the track control circuit. As the coil wires are only 0.08 to...
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